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 |
| 512 |
| 16 |
| 3 |
| AS49313GB | SEVAHOST-AS Seva-Host Ltd | 512 | — | 2 |
| AS34623GB | Netegral Astutium Limited | 512 | 1 | 2 |
| AS204921GB | YunZheng-Network zhenyun sun | 512 | 27 | 14 |
| AS213534GB | GardnersBooks Gardners Books Ltd | 512 | — | 2 |
| AS215187GB | PROMISED God Promised Me Networks LTD | 512 | — | 2 |
| AS50656GB | Optix-Software-ASN Optix Software Ltd | 512 | — | 2 |
| AS214722GB | LHGE Lighthouse Global Europe Limited | 512 | — | 2 |
| AS203251GB | AlchemySystems Alchemy Systems International Limited | 512 | — | 1 |
| AS43669GB | ACSL2 Axia Computer Systems Limited | 512 | — | 2 |
| AS39592GB | IGX0-AS Benjamin Ashton | 512 | — | 2 |
| AS50632GB | NU-COLO-NET Fish.Net Limited | 512 | — | 1 |
| AS211760GB | CCL-LDN Cleveland Clinic London Ltd | 512 | — | 2 |
| AS50078GB | X-ON X-ON HEALTH LIMITED | 512 | — | 2 |
| AS210253GB | CREATIVE-NETWORK-CONSULTING-AS Creative Network Consulting Limited | 512 | — | 2 |
| AS41367GB | PSN-AS Wood Group UK Limited | 512 | — | 2 |
| AS213460GB | simplisticnodeus SIMPLE COMMUNICATIONS LIMITED | 512 | — | 2 |
| AS205359GB | precisely-ltd Precisely Software Ltd | 512 | — | 2 |
| AS212656GB | UK-3VEREST 3verest Limited | 512 | — | 2 |
| AS210203GB | RETN-IT-AS RETN Limited | 512 | — | 1 |
| AS213287GB | Pure-IP-Europe-BV Pure IP Limited | 512 | — | 1 |
| AS202310GB | hyve-corp Hyve Ltd | 512 | 2 | 2 |
| AS209735GB | LAGRANGE Lagrange Cloud Technologies Limited | 512 | 2 | 4 |
| AS209765GB | AspireMedia ASPIRE MEDIA GROUP LIMITED | 512 | — | 2 |
| AS201497GB | express-as STAT EXPRESS SERVICES LTD | 512 | — | 1 |
| AS201301GB | soundmouse-netwise Soundmouse Ltd | 512 | 131.1K | 4 |
| AS211501GB | HIGHTIDEGROUP-AS High Tide Group Limited | 512 | 524.3K | 4 |
| AS57483GB | ICHILTON Ian Chilton | 512 | 14 | 16 |
| AS216026GB | Smart-Technology-Advisers Smart Technology Advisers Ltd | 512 | — | 2 |
| AS204204GB | uk_point72uklimited Point72 UK Limited | 512 | — | 2 |
| AS9090GB | PRNE PR Newswire Europe Ltd. | 512 | — | 2 |
| AS204844GB | NCSE-NETWORK-Global NCSE NETWORK LTD | 512 | 4.4K | 16 |
| AS48682GB | IPSL IP Space Limited | 512 | — | 2 |
| AS58102GB | TWODMEDIA 2Dmedia Ltd. | 512 | 1 | 2 |
| AS215419GB | karizanta Karizanta LTD | 512 | 2 | 4 |
| AS197407GB | CUCE CHINA UNICOM (EUROPE) OPERATIONS LIMITED | 512 | — | 2 |
| AS207158GB | WORLDCDN Clouvider Limited | 512 | — | 2 |
| AS199720GB | icbcs ICBC Standard Bank PLC | 512 | — | 2 |
| AS206332GB | ARROW Arrow Business Communications Limited | 512 | 65.5K | 3 |
| AS198142GB | Warrington-AS Warrington Borough Council | 512 | — | 2 |
| AS51823GB | MTNETWORKSLTD Microtalk Europe Ltd | 512 | — | 2 |
| AS214347GB | MDTS-LTD Massive Dynamic Technical Services Limited | 512 | 1 | 3 |
| AS42635GB | AS-RCKR CARDOCK HOSTING LIMITED | 512 | — | 2 |
| AS199285GB | CONARX Conarx, Ltd | 512 | 2 | 4 |
| AS401568GB | MEMILUS - MEMILUS CREATIVE LLC | 512 | — | 2 |
| AS208026GB | LITTLEWOODS LITTLEWOODS LTD | 512 | — | 2 |
| AS50224GB | AS50224 MTRL GROUP LIMITED | 512 | 1 | 3 |