Loading…
How United Kingdom ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to United Kingdom over time.
The largest autonomous systems registered to United Kingdom by IPv4 footprint.
United Kingdom against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
3,143 autonomous systems registered to United Kingdom. Click an AS for detail.
| AS5378GB | Vodafone Limited | 2.8M | 24 |
| AS6871GB | Plusnet British Telecommunications Limited | 2.1M | 63 |
| AS8220GB | COLT COLT Technology Services Group Limited | 1.5M | 172 |
| AS212238GB | CDNEXT Datacamp Limited | 1.2M | 4,613 |
| AS206067GB | H3GUK Hutchison 3G UK Limited | 1.1M | 404 |
| — |
| — |
| 0 |
| AS210187GB | KEVINRICHARDSON-AS Kevin Richardson | — | — | 0 |
| AS212437GB | ADL ADT Defence Limited | — | — | 0 |
| AS214332GB | IXMidlands-Route-Servers Exascale Ltd | — | — | 0 |
| AS212263GB | AS-ROCKETFIBRE Rocket Fibre Ltd | — | — | 0 |
| AS213509GB | ARESHOSTING ARES HOSTING LIMITED | — | — | 0 |
| AS218234GB | SHANLEY-AS SHANLEY CAPITAL LTD | — | — | 0 |
| AS6847GB | VODAFONE-VONE-C Vodafone Enterprise Equipment Limited | — | — | 0 |
| AS39420GB | AIRBYTES AIRBYTES COMMUNICATIONS Limited | — | — | 0 |
| AS43219GB | KRYSTAL Krystal Hosting Ltd | — | — | 0 |
| AS51391GB | Tommy-Bowditch Tommy Bowditch | — | — | 0 |
| AS58064GB | SHELLS 24Shells Limited | — | — | 0 |
| AS63053GB | IIX-AZIIX-RS - IX Reach Ltd | — | — | 0 |
| AS198658GB | Cooper_Networks Elliott Cooper | — | — | 0 |
| AS203036GB | GPS-2 THREDD UK LIMITED | — | — | 0 |
| AS218448GB | VOZORA-AS Bankside Technology LTD | — | — | 0 |
| AS219356GB | TOLLON Tollon Limited | — | — | 0 |
| AS218558GB | GB-SCALEHOSTING-20260925 Scale Hosting Limited | — | — | 0 |
| AS29131GB | RAPIDSWITCH-AS IOMART CLOUD SERVICES LIMITED | — | — | 0 |
| AS39215GB | TRANSTELLIGENCE Astutium Limited | — | — | 0 |
| AS49807GB | LANDMARK-PLC Elementa Workspace Limited | — | — | 0 |
| AS203465GB | HEIDMAR-CORE Heidmar UK Limited | — | — | 0 |
| AS205224GB | JEB90 James Buckley | — | — | 0 |
| AS208386GB | coast-uk Coast Connect Ltd | — | — | 0 |
| AS209762GB | EVIX-Route-Server 10VPN Research Network LTD | — | — | 0 |
| AS211307GB | Fibreme Upp Corporation Limited | — | — | 0 |
| AS211591GB | AS_ANYCAST Free Range Cloud Ltd. | — | — | 0 |
| AS44754GB | SPACEMINE-AS SpaceMine Ltd | — | — | 0 |
| AS205552GB | AS_BITS LOTS OF BITS LTD | — | — | 0 |
| AS206307GB | aeromobile Aeromobile Communications Limited | — | — | 0 |
| AS210208GB | EA-CH-GENEVA Electronic Arts Limited | — | — | 0 |
| AS215323GB | SGM SGM STUDIOS LTD | — | — | 0 |
| AS216073GB | Bradford-Broadband-Systems-Ltd Bradford Broadband Systems Ltd | — | — | 0 |
| AS6757GB | MULTIMSG Vodafone Enterprise Equipment Limited | — | — | 0 |
| AS8548GB | AS8548 Jisc Services Limited | — | — | 0 |
| AS58124GB | SIXDG-CSG Six Degrees Technology Group Limited | — | — | 0 |
| AS33860GB | ICAP-UK TP ICAP Management Services Limited | — | — | 0 |
| AS203665GB | UKMOD UK Ministry of Defence | — | — | 0 |
| AS46257GB | ATEX-ASN - Atex | — | — | 0 |
| AS198536GB | LUDIC-LABS Bekalu Terefe | — | — | 0 |
| AS200469GB | FEMSTIOSROX-AS FEMSTIOSROX LTD | — | — | 0 |
| AS203910GB | JTC-NET Jenson Cornhill | — | — | 0 |
| AS212385GB | FreedomTECHAS FreedomTECH Solutions Ltd | — | — | 0 |
| AS206688GB | AS_GMFIO Stellantis Financial Services UK Limited | — | — | 0 |
| AS208309GB | scb-global SCB Global Ltd | — | — | 0 |
| AS215086GB | BONZI Alfred Foster | — | — | 0 |
| AS216437GB | BRILLBAND-AS Brillband Limited | — | — | 0 |