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 | 4,127 |
| 768 |
| — |
| 3 |
| AS198219GB | CHARLIE-AS Charlie Camilleri | 768 | 10 | 6 |
| AS203219GB | YAHOO-AMA Yahoo-UK Limited | 768 | 1 | 4 |
| AS59952GB | ExpediaEU Expedia.com Ltd. | 768 | — | 3 |
| AS42853GB | HGCINTL-AS HGC Global Communications (UK) Limited | 768 | — | 2 |
| AS216311GB | NORYLIX-AS NORYLIX LTD | 768 | — | 3 |
| AS210054GB | TNCG NCG Energy Ltd | 768 | 1M | 7 |
| AS207009GB | UK-FUTURE Future Publishing Ltd | 768 | 65.5K | 3 |
| AS43428GB | YAHOO-ULS Yahoo-UK Limited | 768 | 1 | 4 |
| AS205294GB | ThermoFisher Thermo Electron Ltd | 768 | — | 2 |
| AS210767GB | linkhost Link Host Ltd. | 768 | 524.3K | 4 |
| AS202154GB | brevanhoward Brevan Howard Asset Management LLP | 768 | — | 3 |
| AS204050GB | Yoti Yoti Ltd | 768 | 1 | 4 |
| AS206483GB | REDMATTER Red Matter Limited | 768 | — | 3 |
| AS49490GB | CIRCLENET-AS Circlenet LLP | 768 | 65.5K | 3 |
| AS205756GB | JLR JAGUAR LAND ROVER AUTOMOTIVE PLC | 768 | — | 3 |
| AS41415GB | square-enix Square Enix Limited | 768 | — | 3 |
| AS49487GB | ZTELAS IMBIL CONSULTANCY SERVICES LIMITED | 768 | — | 3 |
| AS211678GB | MYFI-AS Michaelston y Fedw Internet CIC | 768 | 524.3K | 3 |
| AS15490GB | SHANEMCC Shane Mc Cormack | 768 | 524.3K | 3 |
| AS42457GB | ascdck1 CARDOCK HOSTING LIMITED | 768 | — | 3 |
| AS204193GB | Pragma Gamma Telecom Holdings Ltd | 768 | — | 3 |
| AS60952GB | connexcs Connex Carrier Services (Worldwide) Limited | 768 | — | 3 |
| AS59907GB | IMSHealth IQVIA SOLUTIONS HQ LTD | 768 | — | 3 |
| AS202630GB | SequentialNetworksUK Sequential Networks Limited | 768 | — | 3 |
| AS196809GB | FM FremantleMedia Limited | 768 | — | 3 |
| AS212399GB | Gigaair Gigaair Ltd | 768 | — | 2 |
| AS206372GB | ORCA-AS Orca IT Ltd | 768 | — | 3 |
| AS209363GB | skinark-as SKINARK LTD | 768 | — | 3 |
| AS197669GB | CLOUDCALL-UK-AS CloudCall LTD | 768 | 3 | 6 |
| AS211058GB | threatspike-cloud-uk ThreatSpike Labs Limited | 768 | — | 3 |
| AS201864GB | as-trench MINHOCO 84 LIMITED | 768 | — | 3 |
| AS210627GB | GrayshottGigabit Grayshott Gigabit Limited | 768 | 524.3K | 3 |
| AS200552GB | ACKLO Acklo Ltd | 768 | — | 3 |
| AS48090GB | DMZHOST TECHOFF SRV LIMITED | 768 | — | 3 |
| AS206798GB | UK-Huawei HUAWEI TECHNOLOGIES(UK)CO.,LTD | 768 | — | 2 |
| AS208118GB | NI-Technology-Ltd N.I Technology Ltd. | 768 | — | 3 |
| AS25546GB | BROOKLANDCOMP-AS Brookland Computer Services Limited | 768 | — | 2 |
| AS203070GB | YAHOO-FRA Yahoo-UK Limited | 768 | 1 | 4 |
| AS206479GB | AceRDP AceRDP Ltd | 768 | — | 3 |
| AS8296GB | HBVB HBVB Private Unlimited | 768 | — | 3 |
| AS206187GB | DIA-ASN Interactive Investor Services Limited | 768 | — | 3 |
| AS204928GB | AS-BONSAIHOST Bonsai Hosting ltd | 768 | 65.5K | 4 |
| AS48804GB | GLOBALSIGN GMO GlobalSign Ltd | 768 | 196.6K | 6 |
| AS35437GB | zonebroadband Zone Telecommunications Ltd | 768 | — | 2 |
| AS64415GB | CONNECTBIT-AS Ashgoal Limited | 768 | — | 3 |
| AS43408GB | OCD-UK Orange Cyberdefense UK Limited | 768 | 1 | 4 |