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 | 63 |
| AS8220GB | COLT COLT Technology Services Group Limited | 1.5M | 171 |
| AS206067GB | H3GUK Hutchison 3G UK Limited | 1.1M | 332 |
| AS8426GB | CLARANET-AS Claranet Limited | 909.3K | 100 |
| 256 |
| 524.3K |
| 2 |
| AS202400GB | TAIPEI101-NETWORK-LLC TAIPEI101 NETWORK LTD | 256 | 6 | 7 |
| AS199131GB | CITY-OF-YORK-COUNCIL City of York Council | 256 | — | 1 |
| AS213525GB | McLarenApplied Motion Applied Limited | 256 | 1 | 2 |
| AS212868GB | GLITCH-SERVERS CHAPMAN Adam | 256 | 1 | 2 |
| AS51392GB | FUSIONED Fusioned Ltd | 256 | 65.5K | 2 |
| AS12613GB | FIREBRICK-AS Firebrick Limited | 256 | — | 1 |
| AS59621GB | FloNetworks-AS Flo Networks Limited | 256 | — | 1 |
| AS202808GB | LOGIENET Blairlogie Community and Heritage Trust | 256 | — | 1 |
| AS206457GB | EA-IE-GALWAY Electronic Arts Limited | 256 | — | 1 |
| AS33854GB | HOSTIT-AS-NN Nuco Technologies Ltd | 256 | — | 1 |
| AS59904GB | LANCASHIRE_AS_RIPE LANCASHIRE INSURANCE SERVICES LTD | 256 | — | 1 |
| AS212124GB | UPMIND Upmind Automation Limited | 256 | — | 1 |
| AS61427GB | SARGASSO-DC-AS Sargasso N1 Limited | 256 | — | 1 |
| AS214284GB | OTTCLUB-AS INTERNET MEDIA STREAM LTD | 256 | — | 1 |
| AS208623GB | Threadneedle_MNT Threadneedle Asset Management Holdings Ltd | 256 | — | 1 |
| AS16303GB | Progressive IPSwitch Networks Ltd | 256 | — | 1 |
| AS198189GB | STEALTHVM Throttle Limited | 256 | — | 1 |
| AS47255GB | MCDEU02 MCD Europe Limited | 256 | — | 1 |
| AS58226GB | PHUSIONIM Phusion IM Limited | 256 | — | 1 |
| AS208150GB | uk-eagle Eagle Aquila Ltd | 256 | — | 1 |
| AS213436GB | NIUZI_DADA_CLOUD NIUZI DADA CLOUD LIMITED | 256 | 4.9K | 8 |
| AS213493GB | NYRU NYRU Services Limited | 256 | — | 1 |
| AS213272GB | BFC-SY3 Beeks Financial Cloud Ltd | 256 | — | 1 |
| AS207089GB | uk-itsystems IT Systems & Support Limited | 256 | 524.3K | 2 |
| AS211687GB | HCORE-LTD HCORE LTD | 256 | — | 1 |
| AS212068GB | ALIOTH Alioth Systems Limited | 256 | 18 | 4 |
| AS203108GB | iTouchVision iTouch Vision LTD | 256 | — | 1 |
| AS57161GB | FTSOC Netcalibre Ltd | 256 | — | 1 |
| AS202665GB | SMSHW SMShighway Limited | 256 | — | 1 |
| AS39617GB | CONSULTANCY-ASN Chris Burton | 256 | 1 | 2 |
| AS200304GB | Everyday-Communications Everyday Communications LTD | 256 | — | 1 |
| AS207295GB | Akhtar Akhtar Technologies Limited | 256 | — | 1 |
| AS57138GB | DOH-MULLVAD LOCIX LIMITED | 256 | 65.5K | 2 |
| AS199716GB | Bletchley-Networks-Limited Bletchley Networks Limited | 256 | — | 1 |
| AS205492GB | SCHRODERS-ZUR-AS Schroder Investment Management Limited | 256 | — | 1 |
| AS202783GB | SWANN-MNT NHS National Services Scotland | 256 | — | 1 |
| AS210025GB | XXSL Alice Cat Research Ltd | 256 | 10 | 11 |
| AS204387GB | EG-AS Evolution Gaming LTD | 256 | — | 1 |
| AS210938GB | whitbread Whitbread Group PLC | 256 | — | 1 |
| AS204776GB | Mintopia Jessica Smith | 256 | 257 | 3 |
| AS42359GB | WEMBLEY-AS The Football Association Ltd. | 256 | — | 1 |
| AS25464GB | TELESIGN-AS Telesign Mobile Limited | 256 | — | 1 |
| AS60220GB | EA-UK-WIL Electronic Arts Limited | 256 | — | 1 |
| AS48003GB | MORRISONS-AS Wm Morrison Supermarkets Limited | 256 | — | 1 |
| AS47219GB | NTT_GDC_Anycast NTT Global Data Centers EMEA UK Ltd. | 256 | 1 | 2 |
| AS199548GB | as_fnt_prm UrSolutions Ltd | 256 | — | 1 |