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.
3,123 autonomous systems registered to United Kingdom. Click an AS for detail.
| AS5378GB | Vodafone Limited | 2.8M | 24 |
| AS6871GB | Plusnet British Telecommunications PLC | 2.1M | 64 |
| AS8220GB | COLT COLT Technology Services Group Limited | 1.5M | 168 |
| AS206067GB | H3GUK Hutchison 3G UK Limited | 1.1M | 340 |
| AS212238GB | CDNEXT Datacamp Limited | 1M | 4,120 |
| 1K |
| — |
| 4 |
| AS49440GB | plustel PLUSTEL LIMITED | 1K | 65.5K | 2 |
| AS207524GB | LONDSTOCK-US London Stock Exchange PLC | 1K | — | 3 |
| AS208804GB | Technological Technological Services Limited | 1K | — | 4 |
| AS62244GB | WBTSUK-AS Watch Tower Bible and Tract Society of Britain | 1K | 65.5K | 2 |
| AS201867GB | OXAGON-AS OXAGON LIMITED | 1K | — | 4 |
| AS208402GB | cerner Cerner Limited | 1K | 128 | 2 |
| AS215453GB | NUFIBRE-AS Nufibre Ltd | 1K | 65.5K | 3 |
| AS209899GB | NUBIS zananet Limited | 1K | — | 1 |
| AS59897GB | SCHOLAR-AS Ekco Bournemouth Limited | 1K | 65.5K | 2 |
| AS204247GB | ASDA-UK-AS Asda Stores Limited | 1K | — | 1 |
| AS203460GB | vrdn Village Networks Ltd. | 1K | 524.3K | 2 |
| AS206357GB | ALDERMORE Aldermore Bank PLC | 1K | — | 3 |
| AS210101GB | cyber Cyber Pathogen Ltd | 1K | — | 1 |
| AS200124GB | FLEXUK-AS FLEXTRADE UK LIMITED | 1K | — | 4 |
| AS60282GB | COVCITYCOUNCIL Coventry City Council | 1K | — | 1 |
| AS205565GB | BASETELECOMMUNICATIONSLLP Base Telecommunications LLP | 1K | 524.3K | 2 |
| AS204258GB | vive-technologies-ltd Vive Technologies Ltd | 1K | 524.3K | 2 |
| AS207841GB | INFERNO Inferno Communications Ltd | 1K | 65.8K | 8 |
| AS210087GB | ONTIX Ontix Sites No1 Limited | 1K | — | 1 |
| AS56670GB | WSCC-AS West Sussex County Council | 1K | — | 2 |
| AS50173GB | VTESSE GTT - EMEA Ltd. | 1K | 2 | 6 |
| AS42853GB | HGCINTL-AS HGC Global Communications (UK) Limited | 768 | — | 2 |
| AS201864GB | as-trench MINHOCO 84 LIMITED | 768 | — | 3 |
| AS204928GB | AS-BONSAIHOST Bonsai Hosting ltd | 768 | 65.5K | 4 |
| AS202665GB | SMSHW SMShighway Limited | 768 | — | 3 |
| AS43428GB | YAHOO-ULS Yahoo-UK Limited | 768 | 1 | 4 |
| AS211058GB | threatspike-cloud-uk ThreatSpike Labs Limited | 768 | — | 3 |
| AS25546GB | BROOKLANDCOMP-AS Brookland Computer Services Limited | 768 | — | 2 |
| AS203219GB | YAHOO-AMA Yahoo-UK Limited | 768 | 1 | 4 |
| AS206467GB | PROTECH-COMMS Protech Communications Ltd | 768 | — | 3 |
| AS60952GB | connexcs Connex Carrier Services (Worldwide) Limited | 768 | — | 3 |
| AS202364GB | gridh Grid Hosting Limited | 768 | — | 3 |
| AS209888GB | AERIANDI-AS Aeriandi Limited | 768 | — | 3 |
| AS35437GB | zonebroadband Zone Telecommunications Ltd | 768 | — | 2 |
| AS64415GB | CONNECTBIT-AS Ashgoal Limited | 768 | — | 3 |
| AS48090GB | DMZHOST TECHOFF SRV LIMITED | 768 | — | 3 |
| AS214351GB | FEMOIT FEMO IT SOLUTIONS LIMITED | 768 | — | 3 |
| AS50743GB | Commensus-Ltd-AS Commensus Limited | 768 | — | 3 |
| AS205294GB | ThermoFisher Thermo Electron Ltd | 768 | — | 2 |
| AS42457GB | ascdck1 CARDOCK HOSTING LIMITED | 768 | — | 3 |
| AS197669GB | CLOUDCALL-UK-AS CloudCall LTD | 768 | 3 | 6 |
| AS203070GB | YAHOO-FRA Yahoo-UK Limited | 768 | 1 | 4 |
| AS205120GB | addooco Addooco IT Ltd | 768 | — | 3 |
| AS59907GB | IMSHealth IQVIA SOLUTIONS HQ LTD | 768 | — | 3 |
| AS206479GB | AceRDP AceRDP Ltd | 768 | — | 3 |
| AS196809GB | FM FremantleMedia Limited | 768 | — | 3 |