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 | 171 |
| AS206067GB | H3GUK Hutchison 3G UK Limited | 1.1M | 332 |
| AS212238GB | CDNEXT Datacamp Limited | 968.4K | 3,979 |
| 512 |
| — |
| 2 |
| AS58062GB | StarNetwork w1n ltd | 512 | — | 2 |
| AS206143GB | asn-networked2 Networked Creativity LLP | 512 | — | 2 |
| AS214260GB | ITCommunications I.T Communications Limited | 512 | — | 2 |
| AS214455GB | RETN-AE-AS RETN Limited | 512 | — | 1 |
| AS60654GB | METD-AS Metdesk Ltd | 512 | — | 2 |
| AS213051GB | ZENEX5IVE-US Zenex 5ive Limited | 512 | — | 2 |
| AS201478GB | REDI_TECH Refinitiv Limited | 512 | — | 2 |
| AS205479GB | LGB-AS Luke Eiji Granger-Brown | 512 | 131.1K | 9 |
| AS199706GB | BLOCK-AS Block Solutions Ltd | 512 | — | 2 |
| AS30909GB | FASTVISION Fastvision Limited | 512 | — | 2 |
| AS198685GB | LUNAR-AS LUNAR HOSTING LTD | 512 | — | 2 |
| AS207900GB | uk_northrop_2 Northrop Grumman UK Limited | 512 | — | 2 |
| AS48397GB | Unipart-AS Unipart Group Limited | 512 | — | 2 |
| AS201493GB | NSCEMEA1 Noble Systems UK Ltd | 512 | — | 2 |
| AS216361GB | NiN Next Internet Network Ltd | 512 | — | 2 |
| AS214056GB | FUTURETECH Future Technology Group Ltd | 512 | — | 2 |
| AS9140GB | HYPERNEPH Hyperneph Ltd | 768 | — | 3 |
| AS197462GB | UPHOST-AS UPHOST SOLUTIONS LIMITED | 768 | — | 3 |
| AS214467GB | digided-as DIGIDED LTD | 768 | — | 3 |
| AS208118GB | NI-Technology-Ltd N.I Technology Ltd. | 768 | — | 3 |
| AS41246GB | EMS-AS Electronic Media Services Ltd | 768 | — | 3 |
| AS205120GB | addooco Addooco IT Ltd | 768 | — | 3 |
| AS48628GB | CoreISP CoreISP Group Limited | 768 | 524.3K | 4 |
| AS42853GB | HGCINTL-AS HGC Global Communications (UK) Limited | 768 | — | 2 |
| AS206246GB | Formosa FORMOSA CAPITAL LP | 768 | — | 3 |
| AS205944GB | ISAM1 ISAM FUNDS (UK) LIMITED | 768 | — | 3 |
| AS205756GB | JLR JAGUAR LAND ROVER AUTOMOTIVE PLC | 768 | — | 3 |
| AS202595GB | SQUIZUS Squiz UK Limited | 768 | — | 2 |
| AS212399GB | Gigaair Gigaair Ltd | 768 | — | 2 |
| AS49372GB | Wichita-Inter-Konnects-1LL4H w1n ltd | 768 | — | 3 |
| AS210767GB | linkhost Link Host Ltd. | 768 | 524.3K | 4 |
| AS203220GB | YAHOO-DEB Yahoo-UK Limited | 768 | 1 | 4 |
| AS206689GB | bfc-ty3 Beeks Financial Cloud Ltd | 768 | — | 3 |
| AS201664GB | netwarm NetWarm LTD | 768 | — | 3 |
| AS203057GB | ORG-VL468-RIPE VillageNet Ltd | 768 | 1 | 4 |
| AS48553GB | MARKETAXESS Marketaxess Europe Ltd | 768 | — | 3 |
| AS202630GB | SequentialNetworksUK Sequential Networks Limited | 768 | — | 3 |
| AS201409GB | hostshield HOSTSHIELD LTD | 768 | — | 3 |
| AS208756GB | deas-001 ALCON TELECOM LTD | 768 | — | 2 |
| AS49744GB | INTUIT-UK Intuit Ltd. | 768 | — | 3 |
| AS204193GB | Pragma Gamma Telecom Holdings Ltd | 768 | — | 3 |
| AS210495GB | WENIUM WENIUM LTD | 768 | 16 | 4 |
| AS212169GB | TECH-RMMINET CARDOCK HOSTING LIMITED | 768 | — | 3 |
| AS44548GB | CMCMarkets-AS CMC MARKETS PLC | 768 | — | 3 |
| AS206924GB | BENJOJONET Ben Cartwright-Cox | 768 | 8 | 11 |
| AS60200GB | VCC-UK Victor Connect Ltd. | 768 | — | 3 |