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 |
| 2 |
| AS47935GB | QUANTUMUK-AS Quantum Communications Ltd | 256 | 65.5K | 2 |
| AS200425GB | BG-TAL Genius Sports UK Limited | 256 | 65.5K | 2 |
| AS39717GB | POLESTAR-AS Polestar Ltd | 256 | — | 1 |
| AS218754GB | THORN-HOSTING Thorn Hosting LTD | 256 | 1 | 2 |
| AS215833GB | AblativeConsulting Ablative Consulting Ltd | 256 | 1 | 2 |
| AS204097GB | IQVIA-Germany2 IQVIA LTD. | 256 | — | 1 |
| AS35241GB | vostel Vostel Limited | 256 | — | 1 |
| AS209230GB | SERVERNET-ASv SERVERNET INTERNET LIMITED | 256 | — | 1 |
| AS212459GB | CELERTECH-SG1 Celer Technologies Limited | 256 | — | 1 |
| AS208393GB | DEDCLOUD Dedcloud Network Ltd | 256 | — | 1 |
| AS50888GB | MINOTAUR-ASN Minotaur I.T. Limited | 256 | — | 1 |
| AS34625GB | OSHS-AS OSHS Ltd | 256 | — | 1 |
| AS214498GB | McLarenApplied Motion Applied Limited | 256 | 1 | 2 |
| AS199330GB | CENTRALNIC-ANYCAST-A CentralNic Ltd | 256 | 1 | 2 |
| AS48460GB | GREENCO-DR ServerHouse Ltd | 256 | — | 1 |
| AS207080GB | Basil-Fillan Jack Fillan | 256 | 65.5K | 2 |
| AS218713GB | NETCENSUS-AS NETCENSUS LTD | 256 | 2 | 3 |
| AS59638GB | WITLTD Robert Mitchelmore | 256 | — | 1 |
| AS213434GB | GALACTIX Rhys Woolcott | 256 | 18 | 4 |
| AS219115GB | TropicalHOST TROPICAL HOSTING LTD | 256 | 16 | 2 |
| AS44268GB | JCB-AS J.C. BAMFORD EXCAVATORS LIMITED | 256 | — | 1 |
| AS200468GB | ALVAREZ ALVAREZ & MARSAL DISPUTES AND INVESTIGATIONS LLP | 256 | — | 1 |
| AS60760GB | ECSUK-AS Experian Ltd | 256 | — | 1 |
| AS208150GB | uk-eagle Eagle Aquila Ltd | 256 | — | 1 |
| AS212781GB | Hypercon Hypercon Ltd | 256 | — | 1 |
| AS51766GB | MFRS-AS Merseyside Fire and Rescue Service | 256 | — | 1 |
| AS204208GB | Peravix Peravix Group LTD | 256 | 272 | 3 |
| AS209997GB | securitas-uk-as-sms SECURITAS TECHNOLOGY LIMITED | 256 | — | 1 |
| AS212880GB | AS-LLTN-RIPE Rydal Communications Ltd | 256 | — | 1 |
| AS56929GB | WBC-NET WANDSWORTH-BOROUGH-COUNCIL | 256 | — | 1 |
| AS211142GB | as_gaussmanltd CARDOCK HOSTING LIMITED | 256 | — | 1 |
| AS212788GB | edgenet Edge Network Technologies Ltd | 256 | — | 1 |
| AS44355GB | COLOCATION Colocation Ltd | 256 | 257 | 3 |
| AS21464GB | EDF-AS EDF Trading Ltd | 256 | — | 1 |
| AS49926GB | Alex-Zero Alex XZ Cypher Zero | 256 | 1 | 2 |
| AS198375GB | DELUSION-NET Delusion Limited | 256 | 1 | 2 |
| AS212868GB | GLITCH-SERVERS Glitch Servers Ltd | 256 | 2 | 3 |
| AS206933GB | nscglobal NSC Global Limited | 256 | — | 1 |
| AS59783GB | SBIX-DUS ONESAVINGS BANK PLC | 256 | — | 1 |
| AS209080GB | ASN-EDFMAN E D & F MAN TECHNOLOGY LIMITED | 256 | — | 1 |
| AS201304GB | CENTRALNIC-ANYCAST-E CentralNic Ltd | 256 | 1 | 2 |
| AS59813GB | DELIGHTFIBER-AS Konstantin Verba | 256 | 65.5K | 2 |
| AS218449GB | JDL-AS Just Developer Ltd. | 256 | — | 1 |
| AS39617GB | CONSULTANCY-ASN Chris Burton | 256 | 1 | 2 |
| AS198789GB | AS_SPEEDY Speedy IP Services LTD | 256 | — | 1 |
| AS215187GB | PROMISED God Promised Me Networks LTD | 256 | — | 1 |