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 |
| 256 |
| — |
| 1 |
| AS57161GB | FTSOC Netcalibre Ltd | 256 | — | 1 |
| AS201694GB | RethinkTS Rethink Technology Solutions Ltd | 256 | — | 1 |
| AS43079GB | Matchtech MATCHTECH GROUP (UK) LIMITED | 256 | — | 1 |
| AS202275GB | GTSUK-AS Gaming Technology Solutions Ltd. | 256 | 1 | 2 |
| AS199548GB | as_fnt_prm UrSolutions Ltd | 256 | — | 1 |
| AS205237GB | SAVILLS-PLC SAVILLS PLC | 256 | — | 1 |
| AS204942GB | MifiNorx-AS MIFINORX LTD | 256 | — | 1 |
| AS205705GB | JDL-AS JDL Enterprises Limited | 256 | 2 | 3 |
| AS197320GB | NPA-AS National Pharmacy Association Ltd | 256 | — | 1 |
| AS210938GB | whitbread Whitbread Group PLC | 256 | — | 1 |
| AS204757GB | ReactiveMarkets Reactive Markets Limited | 256 | — | 1 |
| AS34611GB | Mystere Matthew Southgate | 256 | — | 1 |
| AS33879GB | FORTHS-PORTS-PLC Forth Ports Public Limited Company | 256 | — | 1 |
| AS213016GB | holker-network-solutions Holker Network Solutions Ltd | 256 | — | 1 |
| AS199131GB | CITY-OF-YORK-COUNCIL City of York Council | 256 | — | 1 |
| AS201738GB | UFO-TECHNOLOGIES-LIMITED UFO TECHNOLOGIES LIMITED | 256 | — | 1 |
| AS207155GB | STORMNET Stormnet Hosting LTD | 256 | 1 | 2 |
| AS213150GB | INDIGO-SYS Laurence White | 256 | 524.3K | 2 |
| AS214323GB | MSH-UK Marcus Hughes | 256 | 2 | 3 |
| AS209997GB | securitas-uk-as-sms SECURITAS TECHNOLOGY LIMITED | 256 | — | 1 |
| AS47935GB | QUANTUMUK-AS Quantum Communications Ltd | 256 | 65.5K | 2 |
| AS215023GB | LIME-HOST LIMEE NETWORK LTD | 256 | 1 | 2 |
| AS215252GB | LANTEC-AS Lantec Services Ltd | 256 | 1 | 2 |
| AS24894GB | TAGWORLDWIDE Tag Europe Ltd | 256 | — | 1 |
| AS215636GB | NUSO-FRA NUSO CLOUD UK LIMITED | 256 | — | 1 |
| AS215172GB | JIANYUELAB-AS JIANYUELAB LTD | 256 | 65.7K | 17 |
| AS214064GB | Kevin-Titmarsh Kevin Titmarsh | 256 | 1 | 2 |
| AS212486GB | kigen KIGEN (UK) LIMITED | 256 | — | 1 |
| AS214451GB | R3ido101 Oliver Reid | 256 | 131.1K | 3 |
| AS56438GB | LOOPSCORPIO-AS Loop Scorpio Ltd | 256 | — | 1 |
| AS57477GB | monsternet Monsternet Highland Ltd | 256 | — | 1 |
| AS198981GB | NETSHIELD-BYOIP NETSHIELD LTD | 256 | 4.1K | 2 |
| AS209635GB | RedMatter-Internal Red Matter Limited | 256 | 1 | 2 |
| AS208563GB | LINUXGEMINI CodeReactor Limited | 256 | 256 | 2 |
| AS199535GB | com Bet Invest LTD | 256 | — | 1 |
| AS215008GB | E-VOLVE e-volve Solutions Ltd | 256 | 524.3K | 2 |
| AS203403GB | Flextel Flextel Limited | 256 | — | 1 |
| AS60758GB | DMC-AS Deluxe UK Holdings Limited | 256 | — | 1 |
| AS50888GB | MINOTAUR-ASN Minotaur I.T. Limited | 256 | — | 1 |
| AS47744GB | ANNECTO-AS XTEND SOLUTIONS LTD | 256 | — | 1 |
| AS204778GB | PaulLewis Paul Nicholas Lewis | 256 | 1 | 2 |
| AS215303GB | Qubitbytes Qubitbytes LTD | 256 | — | 1 |
| AS209220GB | AblativeHosting Ablative Hosting Ltd | 256 | 1 | 2 |
| AS58117GB | TOUCHTEC TouchTec Technology Limited | 256 | — | 1 |
| AS49209GB | CTE-ASN China Telecom Europe Ltd. | 256 | — | 1 |
| AS51692GB | HyberHost Steven Smith trading as HyberHost | 256 | 19 | 5 |