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 | 170 |
| AS206067GB | H3GUK Hutchison 3G UK Limited | 1.1M | 332 |
| AS212238GB | CDNEXT Datacamp Limited | 976.9K | 4,012 |
| 2K |
| — |
| 5 |
| AS44971GB | GOETEC-AS University of Kent | 2K | 4.1K | 2 |
| AS209738GB | IONFIBRE CURVE INFORMATION TECHNOLOGY LIMITED | 2K | — | 8 |
| AS206547GB | CDK-Global-EU Keyloop Holdings (UK) Limited | 2K | — | 4 |
| AS205373GB | rightmove Rightmove Group Limited | 2K | 65.5K | 10 |
| AS59493GB | MIMIC Cudo Ventures Ltd | 2K | 196.6K | 5 |
| AS198850GB | HOGARTH-WORLDWIDE WPP PRODUCTION LIMITED | 2K | — | 1 |
| AS61012GB | LIVEDRIVE Livedrive Internet Ltd. | 2K | 65.5K | 4 |
| AS203987GB | VYSIION-AS Vysiion Limited | 2K | — | 2 |
| AS21422GB | CONNECT-LIVERPOOL Connect internet Solutions Limited | 2K | — | 1 |
| AS35299GB | ASC2k C2k | 2K | — | 1 |
| AS59836GB | CBRE-EMEA CBRE Limited | 2K | — | 8 |
| AS202466GB | qbeeo QBE Management Services (UK) Limited | 2K | — | 5 |
| AS200700GB | BMC_UK-1 BMC TV LTD | 2K | — | 5 |
| AS31223GB | EA-UK-LHR Electronic Arts Limited | 2K | — | 2 |
| AS201358GB | FNZ-UK FNZ (UK) Ltd | 2K | — | 3 |
| AS56460GB | O2-WIFI-AS Telefonica UK Limited | 2K | — | 2 |
| AS49694GB | UK-FR-MNLTD Masternaut Limited | 2K | 3 | 11 |
| AS207087GB | pay360 Pay360 Ltd | 2K | — | 5 |
| AS201933GB | AS4NET 4net Technologies Ltd | 2K | 524.3K | 5 |
| AS58305GB | SYN-US SYN LTD | 2K | 13 | 21 |
| AS34134GB | FREECLIX FreeClix Ltd | 2K | 524.3K | 5 |
| AS44442GB | TelfordWrekinCouncilAS The Borough of Telford and Wrekin Council | 2K | — | 1 |
| AS203363GB | KUROIT Kuroit Limited | 2K | 2 | 10 |
| AS11856GB | XCONNECT-TECH - XC Technology Holdings LTD | 2K | — | 3 |
| AS199954GB | Techwareca Techwareca Ltd. | 2K | 524.3K | 2 |
| AS215262GB | CLOUDNORD-UKNODE-AS Cloud Nord Limited | 2K | 1 | 7 |
| AS47113GB | SLP Suffolk Life Pensions Limited | 2K | — | 1 |
| AS202312GB | SMBCNIKKOCM SMBC Bank International plc | 2K | 65.5K | 7 |
| AS42466GB | METEORIC-AS Meteoric Ltd | 2K | — | 1 |
| AS15689GB | ASNUM-ORG-AISN1-RIPE Advanced IT Services Nottingham Ltd | 2K | 524.3K | 2 |
| AS28729GB | FORD-AS Ford Motor Company Limited | 2K | 1 | 2 |
| AS51159GB | THINKSYSTEMSUK-ASN CT1 Technologies Ltd | 2.3K | — | 5 |
| AS15768GB | ASWORLDPAY WorldPay (UK) Limited | 2.3K | — | 7 |
| AS50385GB | HALOCLOUD-NETWORK HaloCloud Network Limited | 2.3K | 2.4K | 17 |
| AS198554GB | DXI-AS 8X8 UK Limited | 2.3K | — | 6 |
| AS35327GB | NAGLOTECH Naglotech Limited | 2.3K | 1 | 6 |
| AS50605GB | Radius Radius Communications Ltd | 2.3K | — | 9 |
| AS201536GB | SANDYXHOSTING-AS SANDYX SYSTEMS LIMITED | 2.3K | 524.3K | 18 |
| AS204914GB | LABIXE LABIXE LTD | 2.3K | 1 | 10 |
| AS211552GB | CIVO-UK Civo LTD | 2.3K | 65.5K | 3 |
| AS203204GB | SERVICEDCLOUD Serviced Cloud Ltd | 2.3K | — | 3 |
| AS201101GB | NATSEN-NC NATS (En Route) Ltd | 2.3K | — | 7 |
| AS56444GB | THECLOUDLIMITED Atmoso Limited | 2.3K | — | 3 |
| AS34979GB | ThirtyNineNetworks 39D Services LTD | 2.3K | — | 5 |
| AS60255GB | InternettyUK Internetty Ltd | 2.3K | 524.3K | 6 |
| AS201714GB | LinkIPNetworks Link IP Networks Ltd | 2.3K | — | 6 |