Network and Coverage
Harry Yelland’s research · 2026-10-06 · Live research database · 2026-10-06.1
Original research wording and source decisions. Partial evidence is not confirmed capability; rejected sources do not support a claim. Research notes and workbook instructions are source material, not buyer instructions.
| Provider | Slug | UK PoP count (integer or Not published) | UK PoP cities (comma separated) | Global PoP count (integer or Not published) | Countries with on-net PoPs (count) | Countries with on-net PoPs (list) | Owns core network | Core network description (25 words max) | UK access tails available (comma separated carriers) | On-net UK data centres (comma separated) | Coverage: UK and Ireland (Proven = own PoPs; Partner = via partner) | Coverage: Europe | Coverage: North America | Coverage: Asia Pacific | Coverage: Middle East and Africa | Coverage: Latin America | Coverage: China mainland | NOC count (integer or Not published) | NOC locations (comma separated) | UK-based NOC | 24x7 NOC | Supporting source IDs | Notes | Cells still To review (formula) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BT Business | bt-business | Not published | Not found | 5000 | 200 | Not published | Partial | Low latency, resilient dual-core network, globally managed and maintained (IP Connect Global page). | Not found | Not found | Partial | Partial | Partial | Partial | Partial | Partial | Not found | Not published | Not found | Proven | Partial | MPLS-017, MPLS-019, MPLS-014, MPLS-016 | Global figures are published as 5000+ PoPs and more than 200 countries (the datasheet says 198 countries and territories). Regions are Partial because the pages give a country total, not a regional breakdown. No UK PoP count or city list, no country list, no named UK access carriers, no named UK data centres, no NOC count or city, and nothing on China mainland were found on the pages read. The BT China PDF was blocked to the reader, so check it for China. | =COUNTIF(C2:X2,"To review") |
| Virgin Media O2 Business | virgin-media-o2-business | 336 | Not found | Not published | Not published | Not published | Proven | Next generation fibre network, biggest privately owned network in UK, up to 10Gbit/s | Own network plus partners | 160+ connected data centres, including Equinix Manchester MA5 (full list not published) | Proven | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Not found | Not found | MPLS-239, MPLS-288, MPLS-669, MPLS-670, MPLS-671 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: owns £13bn fibre-optic network; Coverage UK/Ireland: own PoPs. Module 2: 336 PoPs and 160+ connected data centres are from the wholesale network page; city list not published. 190,000+ km fibre now stated. | =COUNTIF(C3:X3,"To review") |
| Vodafone Business | vodafone-business | Not published | Not found | Not published | Not published | Not published | Proven | Global IP-Multi-Protocol Label Switching Network | Own network plus third-party providers | Gotts Road, Swindon (2018 and 2020 cloud storage terms; confirm current) | Proven | Partial | Partial | Partial | Partial | Partial | Not found | Not published | Not found | Not found | Partial | MPLS-254, MPLS-303, MPLS-305, MPLS-306, MPLS-672, MPLS-673 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs; Coverage North America: own PoPs; Coverage APAC: own PoPs; Coverage MEA: own PoPs; Coverage LATAM: own PoPs; NOC 24x7: 24/7 support referenced. Module 2: Ethernet Wireline access claim for partner UK networks was not on the page. No current NOC or PoP list found. | =COUNTIF(C4:X4,"To review") |
| Colt Technology Services | colt-technology-services | Not published | Leeds, Bristol, Slough, Bracknell, Reading, Milton Keynes, Edinburgh, Glasgow (December 2021 release) | Not published | Not published | Not published | Proven | Global MPLS network, 32,000 buildings connected, 1,100 data centres across Europe, Asia and US | Own network | London Data Centre City, London Data Centre North, London Data Centre West | Proven | Partial | Partial | Partial | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-340, MPLS-675, MPLS-676, MPLS-811, MPLS-842 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs; Coverage North America: own PoPs; Coverage APAC: own PoPs. Module 2: the 222 cities and 32 countries wording is out of date (current page says 230+ cities and 1,100+ data centres). Certificate scope claim not verified. Fourth research pass 2026-10-02, page-reader summaries: On-net UK data centres (comma separated): value entered. Page is from the Colt DCS data centre site, which may be a separate entity from Colt Technology Services; entity link not checked on Companies House. | =COUNTIF(C5:X5,"To review") |
| TalkTalk Business | talktalk-business | Not published | Not found | Not published | Not published | Not published | Partial | All-IP Next Generation Network, covers more than 95% of UK | Own network plus alt-nets | Not found | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Partial | Partial | MPLS-317, MPLS-320, MPLS-836 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: all-IP Next Generation Network, covers more than 95% of UK; Coverage UK/Ireland: own PoPs; NOC 24x7: 24/7 monitoring and support. Module 2: the Irlam NOC claim rests on an old Post Office inquiry record and is not entered. TalkTalk pages block the page reader, so own-network wording was not verified. | 24/7 monitoring through a UK service desk and NOC stated on the managed services page; no NOC location or count. | =COUNTIF(C6:X6,"To review") |
| Gamma | gamma | Not published | Not found | Not published | Not published | Not published | Partial | Award-winning cloud network, 99.999% uptime, UK infrastructure | Own network | Not found | Partial | Partial | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-348, MPLS-350, MPLS-351, MPLS-699 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: owns and operates own reliable network; Coverage UK/Ireland: own PoPs, UK and Europe; Coverage Europe: own PoPs. Module 2: only a 2017 note about connecting BT exchanges to its core; no footprint page. | =COUNTIF(C7:X7,"To review") |
| KCOM | kcom | Not published | Hull, Leeds, Sheffield | Not published | Not published | Not published | Partial | Ethernet based Virtual Private Network (VPN), PSN compliant | Own network (Hull incumbent) | Not published | Proven | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-240, MPLS-330, MPLS-332, MPLS-674 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs, Hull and East Yorkshire focus. Module 2: PoP locations from a wholesale datasheet; the co-location core wording was not found. | =COUNTIF(C8:X8,"To review") |
| Zen Internet | zen-internet | Not published | Not found | Not published | Not published | Not published | Proven | National MPLS backbone, 10Gbps MPLS network | Own network plus BT Wholesale (for some DSL circuits) | Not found | Proven | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Partial | MPLS-358, MPLS-361, MPLS-362, MPLS-363, MPLS-841 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: 10Gbps MPLS network; Coverage UK/Ireland: own PoPs, UK national coverage; NOC 24x7: 24/7 UK-based assistance. Module 2: the eight-data-centre statement could not be read; the 200 PoP figure dates from 2013 to 2014. Named FTTP partners are not MPLS access carriers. | =COUNTIF(C9:X9,"To review") |
| Exponential-e | exponential-e | 190 | London, Birmingham, Manchester, Leeds, Bristol, Glasgow, Edinburgh (major hubs only) | 200 | Not published | United Kingdom; US East coast; mainland Europe (countries not named) | Partial | MPLS network with Nokia core switches, as described on the Our Network page. | Not found | Not published | Partial | Partial | Partial | Not found | Not found | Not found | Not found | Not published | Not found | Partial | Partial | MPLS-027, MPLS-028, MPLS-029, MPLS-031, MPLS-032, MPLS-140, MPLS-141, MPLS-142, MPLS-143 | UK PoP count is from the Our Network page (over 190). The about-us version says 200+ across the UK, US and mainland Europe, recorded as the global figure. The cities are the major hubs, not all 190 PoPs. There are 34 UK data centres on-net, no names. US East coast and mainland Europe PoPs are named but no countries. Asia Pacific, Middle East and Africa, Latin America and China were not found. No NOC count or location was found; the 24/7 UK service desk is described, not a NOC, hence Partial. | =COUNTIF(C10:X10,"To review") |
| Daisy Communications | daisy-communications | Not published | Not found | Not published | Not published | Not published | Partner | Not applicable (MSP/aggregator) | Partners (multiple carriers) | Not found | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-333, MPLS-698 | Module 2: Daisy MPLS page says it resells Tier 1 carriers, so no own-core claim. | =COUNTIF(C11:X11,"To review") |
| Lumen Technologies | lumen-technologies | Not published | Not found | Not published | Not published | Not published | Partial | Global MPLS network, private network with hybrid flexibility | Own network | Six Degrees Birmingham Central; SWComms Exeter; Daisy Farnborough; ARK Cody Park; Indectron Gloucester; Gyron Hemel Hempstead; Digital Realty Chessington; AQL DC5 Leeds; Colt Powergate; Interxion LON2 and LON3; Pulsant Reading (2022 document) | Partial | Partial | Partial | Partial | Partial | Partial | Not found | Not published | Not found | Not found | Not found | MPLS-377, MPLS-681 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs, EMEA; Coverage North America: own PoPs; Coverage APAC: own PoPs, Asia Pacific; Coverage MEA: own PoPs, EMEA; Coverage LATAM: own PoPs, Latin America. Module 2: UK data centres are from a 2022 IP VPN table; the global mapbook covers North America only. | =COUNTIF(C12:X12,"To review") |
| Verizon Business | verizon-business | Not published | Not found | Not published | Not published | Not published | Partial | Global MPLS IP-VPN network, third party MPLS service provider arrangements | Own network plus third-party MPLS providers | Not found | Partial | Partial | Partial | Partial | Partial | Partial | Not found | Not published | Not found | Not found | Not found | MPLS-384, MPLS-387 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs, EMEA; Coverage North America: own PoPs; Coverage APAC: own PoPs; Coverage MEA: own PoPs, EMEA; Coverage LATAM: own PoPs, Latin America. Module 2: Slough interconnect page returned 404, so no UK site is entered. | =COUNTIF(C13:X13,"To review") |
| Orange Business | orange-business | Not published | Not found | Not published | Not published | Not published | Partial | Global reach covering 220 countries and territories, flexible integrated solution | Own network | Not found | Partial | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Not found | Not found | MPLS-393 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs, Europe; Coverage North America: own PoPs; Coverage APAC: own PoPs, Asia Pacific; Coverage MEA: own PoPs, Middle East Africa; Coverage LATAM: own PoPs, Latin America; Coverage China: 220 countries includes China. Module 2: 250+ PoPs is Internet Platinum, not Business VPN, and is not entered. | =COUNTIF(C14:X14,"To review") |
| GTT | gtt | Not published | Not found | 450 | Not published | Not published | Partial | World class, global network, 450+ PoPs, 170+ countries | Own network | Not found | Partial | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Not found | Partial | MPLS-398, MPLS-399, MPLS-400, MPLS-682 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs, UK; Coverage Europe: own PoPs, EMEA; Coverage North America: own PoPs; Coverage APAC: own PoPs, Asia Pacific; Coverage MEA: own PoPs, EMEA, Middle East; Coverage LATAM: own PoPs, Latin America; Coverage China: 170+ countries includes China; NOC 24x7: 24/7/365 support. Module 2: 450+ PoPs is stated for the global IP network. The only location found was the Companies House registered office, which is not a NOC. | =COUNTIF(C15:X15,"To review") |
| AT&T Business | att-business | Not published | Not found | Not published | Not published | Not published | Partial | MPLS VPN service in 200+ countries, secure dedicated connectivity | Own network | Birmingham and two London Internet Data Centers | Partial | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Partial | Not found | MPLS-405, MPLS-408, MPLS-409 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs, UK; Coverage Europe: own PoPs, EMEA; Coverage North America: own PoPs; Coverage APAC: own PoPs, Asia Pacific; Coverage MEA: own PoPs, EMEA; Coverage LATAM: own PoPs, Latin America; Coverage China: 200+ countries includes China; NOC UK-based: UK is headquarters for AT&T EMEA. Module 2: the 657 PoP and 1,500 node figures were not in the cited document. EMEA and LATAM pages both say 63 nodes in 33 countries, which looks like a copy error. | =COUNTIF(C16:X16,"To review") |
| NTT DATA | ntt-data | Not published | Not found | Not published | Not published | Not published | Partial | Global Tier 1 IP backbone, 125,000km undersea cable, 500,000m² data center space | Own network plus third-party carriers | HH2 Hemel Hempstead, LON1 Dagenham (network project; facility ownership not established) | Partial | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Not found | Partial | MPLS-415, MPLS-417, MPLS-418, MPLS-683 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: Tier 1 IP backbone; Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs, EMEA; Coverage North America: own PoPs; Coverage APAC: own PoPs, Asia Pacific; Coverage MEA: own PoPs, EMEA; Coverage LATAM: own PoPs, Latin America; Coverage China: 190+ countries includes China; NOC 24x7: 24x7 monitoring and manage security incidents. Module 2: no UK PoP or NOC data; global NOC wording is IP transit. | =COUNTIF(C17:X17,"To review") |
| Tata Communications | tata-communications | Not published | London, Manchester, Highbridge (Slough marked planned) | 160 | Not published | Not published | Partial | MPLS and Tier-1 Internet backbone, globally distributed PoPs | Own network | Tata Stratford, Telehouse North, Sovereign House (2020 footprint map; confirm current) | Proven | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Not found | Partial | MPLS-429, MPLS-430, MPLS-431, MPLS-684 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: MPLS and Tier-1 Internet backbone; Coverage UK/Ireland: own PoPs; Coverage Europe: own PoPs, Europe; Coverage North America: own PoPs; Coverage APAC: own PoPs, Asia Pacific; Coverage MEA: own PoPs, Middle East Africa; Coverage LATAM: own PoPs, Latin America; Coverage China: 160+ countries includes China; NOC 24x7: 24x7 monitoring. Module 2: UK PoPs are from the carrier coverage map via page reader; check by eye. The 24x7 NOC quote came from a contact-centre brochure and is not entered. | =COUNTIF(C18:X18,"To review") |
| Telstra International | telstra-international | Not published | Not found | Not published | Not published | Not published | Partial | IPVPN delivered using MPLS across Telstra's global IP backbone, with domestic networks in China and Australia. | Own network | Not found | Partial | Partial | Partial | Partial | Partial | Partial | Partial | Not published | Not found | Not found | Partial | MPLS-436, MPLS-685 | Outside-pass details, unverified (Partial or Not found entered from them): NOC 24x7: 24/7 managed service. Module 2: the 24x7 NOC quote was not on the cited page; the IPVPN page says 24X7 monitoring support. UK MPLS evidence is a 2019 case study. | Lowered from Proven to Partial on 2026-10-06: no Accepted source covers Coverage: Asia Pacific; Coverage: China mainland. Evidence is reader-summary, group-level or not yet checked on the live page. | =COUNTIF(C19:X19,"To review") |
| Neos Networks | neos-networks | 640 | Not found | Not published | Not published | Not published | Partial | MPLS core network with in-built resilience across a UK-wide fibre network. | Own network (Scotland focus) | Not published | Proven | Not found | Not found | Not found | Not found | Not found | Not found | 2 | Not found | Not found | Proven | MPLS-262, MPLS-367, MPLS-368, MPLS-677, MPLS-678, MPLS-700, MPLS-843 | Re-check of the outside research pass, 2026-10-01 (page-reader wording; confirm on the page): Network Operations Centre 24/7 support (2025-09-04). Page also says over 676 PoPs and 550 on-net exchanges; it is not explicit that the 676 is UK-only, so the UK PoP count is left To review. NOC count and location are not stated. Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs, Scotland/UK. Module 2: current page says 640+ PoPs (another page says 600+, older map 676). Two NOCs, one live and one reserve; locations not stated. | Lowered from Proven to Partial on 2026-10-06: no Accepted source covers Owns core network. Evidence is reader-summary, group-level or not yet checked on the live page. | =COUNTIF(C20:X20,"To review") |
| M247 | m247 | Not published | London, Manchester | Not published | Not published | Not published | Partial | MPLS IPVPN service provider, high performance managed WAN services | Not found | Digital Realty London LHR19; Pulsant Manchester NW-1 | Proven | Partial | Partial | Partial | Partial | Not found | Not found | Not published | Not found | Not found | Partial | MPLS-489, MPLS-492, MPLS-493, MPLS-697, MPLS-704, MPLS-818 | Outside-pass details, unverified (Partial or Not found entered from them): NOC 24x7: 24-7 Support. Module 2: the 24 countries and 32 cities figure and the MPLS case study could not be read (robots.txt), so regional coverage stays To review. Fourth research pass 2026-10-02, page-reader summaries: Coverage: Europe: recorded Partial. Reader summary of page. Trade press, dated January 2020 (over three years old). Describes network PoP expansion; page does not name MPLS or IP VPN, so | Coverage: North America: recorded Partial. Reader summary lists Dallas as a new PoP. Trade press, dated January 2020 (over three years old). Describes network PoP expansion; page does not name | Coverage: Asia Pacific: recorded Partial. Reader summary lists Hong Kong (new) and Sydney (recent). Trade press, dated January 2020 (over three years old). Describes network PoP expansion; pag | Coverage: Middle East and Africa: recorded Partial. Reader summary. No Africa PoP shown. Trade press, dated January 2020 (over three years old). Describes network PoP expansion; page does not name MPLS | =COUNTIF(C21:X21,"To review") |
| Redcentric | redcentric | Not published | Not found | Not published | Not published | Not published | Partial | Managed SD-WAN solutions, aggregates connectivity options | Multiple carriers (aggregator model) | Reading, Harrogate, London, Cambridge (2015 results report; confirm current) | Partial | Not found | Not found | Not found | Not found | Not found | Not found | 2 | Not found | Not found | Proven | MPLS-248, MPLS-453, MPLS-690, MPLS-701, MPLS-840 | Re-check of the outside research pass, 2026-10-01 (page-reader wording; confirm on the page): Page says redundant, dual 24/7 network operation centres (2026-09-04); no location. The page also states a National 100Gb MPLS network; ownership is not stated. Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: UK MSP. Module 2: current Managed WAN page mentions dual 24/7 network operation centres, locations not stated. Own-core and data centre wording is from 2013 to 2015 reports. | Page describes a national 100Gb MPLS network and redundant dual 24/7 network operation centres; locations not named. | =COUNTIF(C22:X22,"To review") |
| Node4 | node4 | Not published | London, Manchester (older announcement) | Not published | Not published | Not published | Partial | Own DWDM ring and MPLS network linking UK data centres and major PoPs. | Not found | Derby, Leeds, Northampton | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-197, MPLS-265, MPLS-691, MPLS-692, MPLS-693, MPLS-702 | Re-check of the outside research pass, 2026-10-01 (page-reader wording; confirm on the page): Page says "owned and operated UK-wide infrastructure and UK data centres"; unclear whether that covers the network. Partner carriers named: City Fibre, Virgin O2, BT Wholesale, Vodafone, GTT. Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: UK MSP. Module 2: the named access carrier list and the SD-WAN engineers quote were not found, so UK access tails is Not found. | =COUNTIF(C23:X23,"To review") |
| Claranet | claranet | Not published | Not found | Not published | Not published | Not published | Partial | Managed network and connectivity services, SD-WAN, LAN, WAN, Wi-Fi, Ethernet | Own network plus multiple carriers | Not found | Partial | Partial | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Partial | MPLS-459, MPLS-460, MPLS-694 | Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs, UK; Coverage Europe: own PoPs, Europe; NOC 24x7: 24/7 monitoring and management. Module 2: page says Claranet MPLS network; no footprint or NOC location published. | =COUNTIF(C24:X24,"To review") |
| Six Degrees | six-degrees | Not published | Birmingham, Studley (PeeringDB facilities, not a PoP list) | Not published | Not published | Not published | Proven | Next Generation Network gives MPLS connectivity across the UK, Europe and the US. | BT, Virgin Media, Neos Networks, Colt, Lumen, Zayo (named for data-centre connectivity, not MPLS access) | Six Degrees Studley South, Studley North, Birmingham Central | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Partial | MPLS-264, MPLS-467, MPLS-469, MPLS-695, MPLS-696 | Re-check of the outside research pass, 2026-10-01 (page-reader wording; confirm on the page): Provider says its core Next Generation Network is owned and operated (managed WAN page 2025-12-12). The earlier "does not own" claim is contradicted. No PoP count in the text read. Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: UK MSP; NOC 24x7: technical support, changes or incidents. Module 2: facilities are from PeeringDB. The named carriers relate to Birmingham Central connectivity, not MPLS access. | =COUNTIF(C25:X25,"To review") |
| Maintel | maintel | Not published | Not found | Not published | Not published | Not published | Not found | Not published | Not found | Not found | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Blackburn | Partial | Partial | MPLS-261, MPLS-474, MPLS-703 | Re-check of the outside research pass, 2026-10-01 (page-reader wording; confirm on the page): The service desk and NOC are in Blackburn, virtualised across the UK, per a Support PDF dated 2021-12. The earlier London claim is contradicted. Document is old, so statuses are Partial. Outside-pass details, unverified (Partial or Not found entered from them): Coverage UK/Ireland: own PoPs, UK. Module 2: the Blackburn NOC claim was not found; a G-Cloud listing says only UK-based NOC. SDWAN MPLS network wording was not on the page. | =COUNTIF(C26:X26,"To review") |
| Onecom | onecom | Not published | Not published (uses the Virtual1 network) | Not published | Not published | Not published | Partner | Uses Virtual1's dedicated business network, software defined architecture | Virtual1 (primary), multiple carriers | Not found | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-482 | Module 2: Onecom says it uses the Virtual1 network, so core and PoPs are Partner. | =COUNTIF(C27:X27,"To review") |
| Spitfire Network Services | spitfire-network-services | Not published | London: Docklands North, Docklands South, The Oval, Park Royal (four core nodes; total UK PoPs not published) | Not published | Not published | Not published | Proven | Resilient multi-core network, managed centrally by Spitfire | BT Wholesale, CityFibre, Colt, G.Network, ITS, OFNL, PX Communications, Sky Business, Virgin Media Business, Vodafone, Vorboss, TalkTalk Business | Yes (Spitfire data centres referenced) | Proven | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Partial | MPLS-255, MPLS-256, MPLS-679, MPLS-680 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: resilient multi-core network; Coverage UK/Ireland: own PoPs, London and beyond; NOC 24x7: 24x7 support referenced. Module 2: no NOC found; support is business hours. | =COUNTIF(C28:X28,"To review") |
| Expereo | expereo | Not published | Not found | Not published | Not published | Not published | Partial | Enhanced IP Core, Global Internet, aggregates fiber, wireless, satellite | Multiple carriers (aggregator model) | Not found | Partner | Partner | Partner | Partner | Partner | Partner | Partner | Not published | Buenos Aires, Dubai, Manila (primary); London, Singapore, Reston, Amsterdam (additional) | Not found | Partial | MPLS-249, MPLS-263, MPLS-445, MPLS-688, MPLS-689 | Re-check of the outside research pass, 2026-10-01 (page-reader wording; confirm on the page): Expereo describes a service-agnostic model with a network of ISPs and says it manages suppliers in 190+ countries. The earlier "own PoPs" coverage rows are contradicted and are not entered. Outside-pass details, unverified (Partial or Not found entered from them): NOC 24x7: 24/7 support referenced. Module 2: Expereo calls these operating centres. Coverage is a partner and local provider model. | =COUNTIF(C29:X29,"To review") |
| Comcast Business (Masergy) | comcast-business-masergy | Not published | London, Slough (hub locations in a 2017 SLA, not a PoP list) | Not published | Not published | Not published | Proven | Native MPLS technology and a software-defined core network connect service locations through Comcast PoPs. | Not found | Not found | Partial | Partial | Partial | Partial | Not found | Partial | Partial | Not published | Not found | Not found | Not found | MPLS-686, MPLS-687 | Module 2: the SLA is dated 2017 and its London and Slough entries are latency hubs. Attributions here belong to Comcast Business, not the UK Masergy entity. | =COUNTIF(C30:X30,"To review") |
| Jisc | jisc | Not published | London, Manchester, Leeds (peering locations only; Jisc core PoP list not seen) | Not published | 1 | United Kingdom | Partial | Janet Network - largest capacity national research and education network (NREN) in Europe, over 2000 connectivity services used by 18 million members | Own Janet Network | Yes (shared data centres via Layer2VLAN and Layer 3) | Partial | Partial | Not found | Not found | Not found | Not found | Not found | Not published | London | Partial | Partial | MPLS-524, MPLS-525, MPLS-526, MPLS-766, MPLS-767, MPLS-801, MPLS-802 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: Janet Network - UK's trusted research and education network. Second research pass 2026-10-02, page-reader summaries: UK PoP cities (comma separated): value shown with caveat. Checked 2026-10-02. Peering policy page lists exchange locations, not Jisc PoPs. HEANET links also at Glasgow and Warrington C-PoPs. Full PoP list not | Coverage: Europe: recorded as Partial. Checked 2026-10-02. GEANT is a named partner research network; entries from 2013, older than three years, and Janet IP/research traffic not MPLS. Mark | 24x7 NOC: recorded as Partial. Jisc own site, Janet network service desk, not a named NOC and not an MPLS/VPLS product page. Page older than three years, so Partial. Location not st Third research pass 2026-10-02, page-reader summaries: Countries with on-net PoPs (count): value entered. Checked 2026-10-02. All 5 PeeringDB facilities are GB. Tier 3 only. Janet links to other countries through GÉANT (not on-net PoPs). No Jisc page seen | Countries with on-net PoPs (list): value entered. Checked 2026-10-02. Facilities in London, Manchester and Slough, all GB. Tier 3 only. | NOC locations (comma separated): value entered. Checked 2026-10-02. Job advert on a job board by Jisc, 2019, over 3 years old, so Partial. Jisc HQ is Bristol (Find a Tender notice 022776-2023) and a | UK-based NOC: recorded Partial. Checked 2026-10-02. London NOC per a 2019 Jisc advert. Needs a current Jisc page to be Proven. | =COUNTIF(C31:X31,"To review") |
| hSo | hso | Not published | London, Manchester, Slough, Farnborough, Corsham, Woking, Chessington, Maidenhead, Reading | Not published | 2 | United Kingdom, Netherlands | Partial | Own core low-latency resilient MPLS network, works with major operators (as quoted by trade press) | Multiple carriers (BT, Virgin Media, TalkTalk, Vodafone, Colt) | Equinix, Telehouse, Pulsant, Digital Realty, Global Switch, Ark (named as footprint, not stated as on-net) | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Partial | Partial | MPLS-531, MPLS-533, MPLS-717, MPLS-718, MPLS-719 | Outside-pass details, unverified (Partial or Not found entered from them): NOC 24x7: Support 24x7. Research pass 2026-10-02 (page-reader summaries, not verbatim): UK PoP cities (comma separated) Partial: Checked 2026-10-02. Entity: hSo (HighSpeed Office Ltd), hso.co.uk, UK site; site says hSo is now Syntura. PeeringDB lists 33 inter | Countries with on-net PoPs (count) Partial: Checked 2026-10-02. Entity: hSo (HighSpeed Office Ltd), hso.co.uk, UK site; site says hSo is now Syntura. UK and Netherlands (Amst | Countries with on-net PoPs (list) Partial: Checked 2026-10-02. Entity: hSo (HighSpeed Office Ltd), hso.co.uk, UK site; site says hSo is now Syntura. As for count. | UK-based NOC Partial: Checked 2026-10-02. Entity: hSo (HighSpeed Office Ltd), hso.co.uk, UK site; site says hSo is now Syntura. Support staff location o | Owns core network Partial: Trade press quoting Syntura code of practice; not seen on provider page. Tier 3 never alone, so Partial. Entity: Syntura Group Lim | Core network description (25 words max) Partial: Tier 3 only; hso.co.uk fetch redirected (302 to http) and was not completed. | =COUNTIF(C32:X32,"To review") |
| Commsworld | commsworld | Not published | Edinburgh, Glasgow, London, Manchester (core router sites, 2016); full city list Not published | Not published | 1 | United Kingdom | Partial | Fluency network - UK wide, fully owned and managed high capacity national network, optical, dark fibre, Ethernet, WAN, Cloud Connect | Own network | Edinburgh, London | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Partial | MPLS-542, MPLS-543, MPLS-774, MPLS-804 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: fully owned and managed high capacity national network; NOC 24x7: 24/7 support. Research pass 2026-10-02 (page-reader summaries, not verbatim): Countries with on-net PoPs (count) Partial: Own network page lists the UK only (reader summary, not exact text); no statement of on-net PoPs outside the UK. Telehouse listing | Countries with on-net PoPs (list) Partial: As for the count: UK only per reader summary of own page. Page undated. Date checked 2026-10-02. Second research pass 2026-10-02, page-reader summaries: On-net UK data centres (comma separated): value shown with caveat. Trade press, no date shown, describes Fluency before or at acquisition, likely older than three years. Cities only; named facilities not given. Coloca Third research pass 2026-10-02, page-reader summaries: UK PoP cities (comma separated): value entered. Vendor case study over three years old, so Partial. Commsworld's own page https://www.commsworld.com/our-network (map file dated April 2025) states 12 | =COUNTIF(C33:X33,"To review") |
| ITS Technology Group | its-technology-group | Not published | London, Manchester, Birmingham, Leeds, Glasgow, Newcastle | Not published | 1 | United Kingdom | Partial | Wholesale full fibre network (Faster Britain). ITS says it has 455km of dark fibre across Greater London (own claim) | Own fibre network | Telehouse London Docklands North, Equinix LD8 London Docklands, LDeX2 Manchester, Equinix MA4 Manchester | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-546, MPLS-547, MPLS-805 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: UK's largest dedicated business full fibre network, XGS-PON technology. Second research pass 2026-10-02, page-reader summaries: UK PoP cities (comma separated): value shown with caveat. These are coverage locations for the full-fibre access network, not confirmed PoPs. Reader summary of a 50+ location list; undated. Not an MPLS-specif Third research pass 2026-10-02, page-reader summaries: Countries with on-net PoPs (count): value entered. Checked 2026-10-02. All 4 PeeringDB facilities are GB. Tier 3 only. ITS brochure (Nov 2025): 'ITS is a leading full fibre operator in the UK', no coun | Countries with on-net PoPs (list): value entered. Checked 2026-10-02. UK only on PeeringDB. Partner reach into Europe via euNetworks (announced 25 November 2025 per ispreview.co.uk/?p=43982) is Partne | On-net UK data centres (comma separated): value entered. Checked 2026-10-02. PeeringDB facility list, Tier 3 corroboration only. These are peering presences and not stated by ITS as on-net data centres. ITS | =COUNTIF(C34:X34,"To review") |
| Virtual1 | virtual1 | Not published | Not found | Not published | 3 | United Kingdom, Netherlands, Germany | Partial | Software-defined network (SDN), aggregation of own London-based network with other carriers, 1Portal and 1Cloud platform | Multiple carriers (aggregator model, own fibre infrastructure plus partnerships) | Equinix LD4, LD5, LD6, LD7, LD10 (Slough); Equinix MA1, MA4 (Manchester); Telehouse London Docklands East, North, West | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Not found | Not found | MPLS-556, MPLS-557, MPLS-746, MPLS-806 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: own fibre infrastructure, Software Defined Network. Research pass 2026-10-02 (page-reader summaries, not verbatim): Countries with on-net PoPs (count) Partial: Entity: virtual1.com redirects to pxc.co.uk. PXC (PlatformX Communications) was formed from Virtual1 and the TalkTalk wholesale di | Countries with on-net PoPs (list) Partial: Entity: virtual1.com redirects to pxc.co.uk. PXC (PlatformX Communications) was formed from Virtual1 and the TalkTalk wholesale di | On-net UK data centres (comma separated) Partial: Entity: virtual1.com redirects to pxc.co.uk. PXC (PlatformX Communications) was formed from Virtual1 and the TalkTalk wholesale di Third research pass 2026-10-02, page-reader summaries: UK PoP count (integer or Not published): figure seen but not entered (55 existing, 280 planned (undated)). Juniper vendor case study (Tier 3), refers to Virtual1 Ltd, before PXC rebrand (TalkTalk Wholesale combined March 2024), undated and probabl | =COUNTIF(C35:X35,"To review") |
| CityFibre | cityfibre | Not published | London, Slough, Manchester, Edinburgh | Not published | 1 | United Kingdom | Partial | Full fibre (FTTP) XGS-PON network, MPLS core network for PWAN/IP VPN, wholesale-only model | Own fibre network | Yes (interconnect at CityFibre Fibre Exchanges or third-party data centres) | Partial | Not found | Not found | Not found | Not found | Not found | Not found | Not published | Not found | Partial | Partial | MPLS-562, MPLS-564, MPLS-565, MPLS-566, MPLS-744, MPLS-745, MPLS-807 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: UK's largest independent full fibre platform, 100% full-fibre XGS-PON network. Research pass 2026-10-02 (page-reader summaries, not verbatim): UK-based NOC Partial: Checked 2026-10-02. Product is Ethernet 1000 Flex (wholesale Ethernet via partners), not MPLS. Page says UK-based monitoring and m Second research pass 2026-10-02, page-reader summaries: 24x7 NOC: recorded as Partial. Product is Ethernet 1000 Flex, not MPLS or VPLS. Page says support, not NOC. Older than three years. Reader summary. Third research pass 2026-10-02, page-reader summaries: UK PoP cities (comma separated): value entered. Checked 2026-10-02. Cities of the 5 peering facilities listed on PeeringDB. Tier 3 corroboration only, not the provider's own statement of PoPs. Facil | Countries with on-net PoPs (count): value entered. Checked 2026-10-02. All 5 PeeringDB facilities are country GB. Tier 3 only. No CityFibre page seen states the number of countries. | Countries with on-net PoPs (list): value entered. Checked 2026-10-02. Same basis as the count. Tier 3 only. | =COUNTIF(C36:X36,"To review") |
| Globalgig | globalgig | Not published | Not found | Not published | Not published | Not found | Partner | Global network services everywhere you operate: broadband, MPLS, Ethernet, SD-WAN, cloud connectivity | Multiple carriers (aggregator model) | Not found | Partner | Partner | Partner | Partner | Partner | Partner | Partner | Not published | Not found | Not found | Partial | MPLS-498, MPLS-499, MPLS-501, MPLS-808 | Outside-pass details, unverified (Partial or Not found entered from them): NOC 24x7: 24/7 NOC support. Third research pass 2026-10-02, page-reader summaries: Coverage: China mainland: recorded Partner. Case study of a global chemical manufacturer (unnamed, SD-WAN project, not MPLS). Provider's own claim, no named China carrier or licence stated. Trea | =COUNTIF(C37:X37,"To review") |
| Cogent | cogent | Not published | London, Manchester, Edinburgh, Glasgow, Belfast, Cambridge, Leeds, Birmingham, Newcastle, Liverpool/Southport, Nottingham, Slough | Not published | Not published | Not found | Partial | Global high-speed private network solutions, operating one of the largest IP networks in the world | Own network | Operators with Cogent-lit UK facilities: Digital Realty, Interxion, Colt Data Centres, Centersquare; individual UK sites not named | Partial | Partial | Partial | Partial | Partial | Partial | Not found | Not published | Washington D.C., Herndon Virginia, Overland Park Kansas, Madrid Spain | Not found | Not found | MPLS-506, MPLS-509, MPLS-727, MPLS-728, MPLS-729, MPLS-730, MPLS-731, MPLS-778, MPLS-809, MPLS-824 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: one of the world's largest Internet Service Providers. Research pass 2026-10-02 (page-reader summaries, not verbatim): UK PoP cities (comma separated) Partial: Checked 2026-10-02. Entity: Cogent Communications (cogentco.com, global site). Cities read from the Europe network map via reader | Global PoP count (integer or Not publish Not found: Checked 2026-10-02. Entity: Cogent Communications (cogentco.com, global site). Page gives 308 markets in 58 countries; markets are | Coverage: Asia Pacific Partial: Checked 2026-10-02. Entity: Cogent Communications (cogentco.com, global site). From reader summary of undated map. Internet-led ne | On-net UK data centres (comma separated) Partial: Checked 2026-10-02. Entity: Cogent Communications (cogentco.com, global site). Operator names read from reader summary; UK facilit | Coverage: Middle East and Africa Partial: Checked 2026-10-02. Entity: Cogent Communications (cogentco.com, global site). Entries seen in reader summary of the Asia-Pacific | Coverage: Latin America Partial: Checked 2026-10-02. Entity: Cogent Communications (cogentco.com, global site). From reader summary of undated map; internet networ Second research pass 2026-10-02, page-reader summaries: Countries with on-net PoPs (count): value shown with caveat. Cogent own site, global figure not UK. Counts markets served on facilities-based network; 'on-net PoPs' not stated. Country list not seen. Page undate Figure seen: 58 Third research pass 2026-10-02, page-reader summaries: Countries with on-net PoPs (count): figure seen but not entered (58 countries (308 markets)). Cogent global figure for its IP network, not a UK figure and not stated as MPLS PoPs. Partial because the page says serves, not on-net PoPs, Fourth research pass 2026-10-02, page-reader summaries: Countries with on-net PoPs (count): figure seen but not entered (57). Filing says services delivered in 57 countries, not strictly on-net PoPs. Cogent Network Map page (cogentco.com/en/network/network-map, unda | NOC locations (comma separated): value entered. Group-level statement from US parent filing. FY201 | =COUNTIF(C38:X38,"To review") |
| Zayo | zayo | Not published | London, Manchester (Near Net markets); full UK core PoP list not seen | Not published | 16 | Not found | Partial | Layer-3 any-to-any network solution utilizing underlying multiprotocol label switched (MPLS) core network | Not found | Feltham (zColo, 2018 announcement); full current list not published | Partial | Partial | Partial | Partial | Partial | Partial | Not found | Not published | London, Paris, Sofia | Partial | Partial | MPLS-515, MPLS-732, MPLS-733, MPLS-734, MPLS-735, MPLS-736, MPLS-737, MPLS-779, MPLS-810, MPLS-826 | Outside-pass details, unverified (Partial or Not found entered from them): Owns core network: fiber infrastructure, MPLS core network. Research pass 2026-10-02 (page-reader summaries, not verbatim): Countries with on-net PoPs (count) Partial: Checked 2026-10-02. Entity: Zayo Europe (zayoeurope.com), which the About page says became a standalone company in 2024; separate | Coverage: North America Partial: Reader summary of Zayo network page. Fibre and wavelength network figures, not an MPLS product figure; coverage claim only. | NOC locations (comma separated) Partial: Checked 2026-10-02. Entity: Zayo Europe (zayoeurope.com), which the About page says became a standalone company in 2024; separate | UK-based NOC Partial: Checked 2026-10-02. Entity: Zayo Europe (zayoeurope.com), which the About page says became a standalone company in 2024; separate | 24x7 NOC Partial: Checked 2026-10-02. Private Networks page (wavelength and dedicated Ethernet, not MPLS) states 24x7x365 support with NOC oversight | On-net UK data centres (comma separated) Partial: Checked 2026-10-02. Zayo Group press release, older than three years; current ownership of the facility not checked. Zayo Europe s Second research pass 2026-10-02, page-reader summaries: UK PoP cities (comma separated): value shown with caveat. Checked 2026-10-02. Entity: Zayo Europe (zayoeurope.com), which the About page says became a standalone company in 2024; separate from Zayo Group (zay | Coverage: Europe: recorded as Partial. Reader summary only; page gives no Europe breakdown. Not a UK figure. | Coverage: Asia Pacific: recorded as Partial. Reader summary only; no APAC breakdown on page. Third research pass 2026-10-02, page-reader summaries: Coverage: Middle East and Africa: recorded Partial. Zayo global page, not the UK entity and not MPLS specific; same page cites partnering with more than 75 international network carriers. No named MEA P | Coverage: Latin America: recorded Partial. Zayo global page, not the UK entity, not MPLS specific. Sao Paulo and a South America section are named on the page. Checked 2026-10-02. WebFetch read Fourth research pass 2026-10-02, page-reader summaries: Countries with on-net P | =COUNTIF(C39:X39,"To review") |