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 |
| 256 |
| — |
| 1 |
| AS209669GB | PRIMONET-AS Ashley Primo | 256 | 3 | 4 |
| AS56929GB | WBC-NET WANDSWORTH-BOROUGH-COUNCIL | 256 | — | 1 |
| AS210025GB | XXSL Alice Cat Research Ltd | 256 | 10 | 11 |
| AS197166GB | GOTSCHNA-AS Gotschna Limited | 256 | 2 | 3 |
| AS42359GB | WEMBLEY-AS The Football Association Ltd. | 256 | — | 1 |
| AS200280GB | CameronSharp Cameron Sharp | 256 | 1 | 2 |
| AS59730GB | STEALTHBYTE StealthByte Network LTD | 256 | 1 | 2 |
| AS42460GB | Euralb_ASN Euralb-LTD | 256 | — | 1 |
| AS12628GB | SCREAMING-NET-AS JACO ENGELBRECHT | 256 | 1 | 2 |
| AS39715GB | platinumhedgehog PLATINUM HEDGEHOG CONSULTANCY LIMITED | 256 | — | 1 |
| AS214294GB | NoobNet NOOB RP LTD | 256 | 2 | 3 |
| AS57850GB | NWL-AS Northumbrian Water Ltd | 256 | — | 1 |
| AS198892GB | MIXCLOUD-AS MIXCLOUD LTD | 256 | — | 1 |
| AS48706GB | EDP KERRIDGE COMMERCIAL SYSTEMS (KSH) LIMITED | 256 | — | 1 |
| AS212880GB | AS-LLTN-RIPE Rydal Communications Ltd | 256 | — | 1 |
| AS200416GB | BG-MED Genius Sports UK Limited | 256 | 65.5K | 2 |
| AS215833GB | AblativeConsulting Ablative Consulting Ltd | 256 | 1 | 2 |
| AS218974GB | UFO-TECHNOLOGIES-LIMITED UFO TECHNOLOGIES LIMITED | 256 | — | 1 |
| AS59813GB | DELIGHTFIBER-AS Konstantin Verba | 256 | 65.5K | 2 |
| AS198628GB | FIDESSA-AS FIDESSA TRADING UK LIMITED | 256 | — | 1 |
| AS219227GB | VANISH-CLOUD-AS VANISH CLOUD LTD | 256 | — | 1 |
| AS202275GB | GTSUK-AS Gaming Technology Solutions Ltd. | 256 | 1 | 2 |
| AS47255GB | MCDEU02 MCD Europe Limited | 256 | — | 1 |
| AS199735GB | Inclusive-Bytes-CIC Inclusive Bytes C.I.C | 256 | — | 1 |
| AS43059GB | iitss IT Support Services Team Limited | 256 | 1 | 2 |
| AS202808GB | LOGIENET Blairlogie Community and Heritage Trust | 256 | — | 1 |
| AS213692GB | CSCM CSCM Limited | 256 | 524.3K | 2 |
| AS207755GB | BOLTON Rory Bolton | 256 | 4 | 2 |
| AS58117GB | TOUCHTEC TouchTec Technology Limited | 256 | — | 1 |
| AS201815GB | MEGADITTA ItalPetrolCemenTermoTessilFarmoMetalChimica LTD | 256 | 16 | 2 |
| AS61427GB | SARGASSO-DC-AS Sargasso N1 Limited | 256 | — | 1 |
| AS215303GB | Qubitbytes Qubitbytes LTD | 256 | — | 1 |
| AS60933GB | QUALCO-IL QUALCOMM (UK) LIMITED | 256 | — | 1 |
| AS218393GB | FSL-SOFTWARE FSL Software Ltd | 256 | — | 1 |
| AS214770GB | RGN RGN Holding Ltd. | 256 | 34 | 5 |
| AS203826GB | TRANQUILA-HOST-AS Tranquila-Host ltd. | 256 | — | 1 |
| AS59904GB | LANCASHIRE_AS_RIPE LANCASHIRE INSURANCE SERVICES LTD | 256 | — | 1 |
| AS201694GB | RethinkTS Rethink Technology Solutions Ltd | 256 | — | 1 |
| AS51392GB | FUSIONED Fusioned Ltd | 256 | 65.5K | 2 |
| AS218436GB | AVENTRAG AVENTRAG LTD | 256 | — | 1 |
| AS216265GB | ARISTO-NET ARISTO NETWORKS LTD | 256 | 1 | 2 |
| AS51946GB | NEWCASTLE-UNI-NUSAJAYA-CAMPUS University of Newcastle upon Tyne | 256 | — | 1 |
| AS44782GB | UK-FOREX-AS Stratos Markets Limited | 256 | — | 1 |
| AS201230GB | PENINSULA-AS Peninsula Business Services Ltd | 256 | — | 1 |
| AS204757GB | ReactiveMarkets Reactive Markets Limited | 256 | — | 1 |
| AS47988GB | PHOTOSOFPICKLES Charles Allom | 256 | 1 | 2 |