A list of all United Kingdom ASNs including hosting providers, ISPs, and businesses with announced IPv4 and IPv6 prefixes.
| ASN | Type | IPv4 Routes | IPv6 Routes | Company |
|---|---|---|---|---|
| AS204446 | Hosting Provider | 0 | 5 | Hellomouse Ltd |
| AS212121 | Other Business | 0 | 5 | James Ray |
| AS213262 | Other Business | 0 | 5 | Moe Overflow Electric Limited |
| AS213673 | Other Business | 0 | 5 | WAISE EUROPE LTD |
| AS201335 | ISP & Mobile | 0 | 4 | Seven Networking UK Ltd |
| AS202776 | Other Business | 0 | 4 | MOECLUB LTD |
| AS203504 | Other Business | 0 | 4 | Tomas Freitas Fernandes |
| AS205058 | Other Business | 0 | 4 | MAGICAL NETWORK LIMITED |
| AS206392 | Other Business | 0 | 4 | Hackworth Ltd |
| AS49134 | Hosting Provider | 0 | 4 | 10VPN Research Network LTD |
| AS59893 | Hosting Provider | 0 | 4 | Free Range Cloud Ltd. |
| AS200754 | Other Business | 0 | 3 | SHADOWRHYTHM LIMITED |
| AS202076 | Other Business | 0 | 3 | Fibre Networks (Scotland) Limited |
| AS202525 | Other Business | 0 | 3 | Chun Ming Ou |
| AS203873 | Other Business | 0 | 3 | Alexander Berry-Roe |
| AS206000 | Other Business | 0 | 3 | Harry Rowan Elenor |
| AS207965 | Other Business | 0 | 3 | ETIENNE LABAUME |
| AS209606 | Other Business | 0 | 3 | Beyond Orbit Ltd. |
| AS210338 | Other Business | 0 | 3 | Kieran Breeze |
| AS213771 | Other Business | 0 | 3 | DCC TECH LTD |
| AS214160 | Other Business | 0 | 3 | Shreejal Maharjan |
| AS216324 | Hosting Provider | 0 | 3 | Hyper Group Network Ltd. |
| AS47326 | ISP & Mobile | 0 | 3 | KTT Carrier Limited |
| AS61126 | Other Business | 0 | 3 | Lee Valentine |
| AS197166 | Other Business | 0 | 2 | Gotschna Limited |
| AS197613 | Other Business | 0 | 2 | Nicholas Marshall |
| AS198657 | Other Business | 0 | 2 | Kai Gohegan |
| AS198768 | ISP & Mobile | 0 | 2 | OASIS INFOTECH LIMITED |
| AS199109 | Other Business | 0 | 2 | Guy Fenn-Newbury |
| AS200365 | Other Business | 0 | 2 | Possibly Lizards Limited |
| AS201616 | Other Business | 0 | 2 | Theo Holroyd |
| AS202615 | Other Business | 0 | 2 | Inspect Element Ltd |
| AS204375 | Other Business | 0 | 2 | Adam Goodenough |
| AS204725 | Other Business | 0 | 2 | Luna Frankland |
| AS204931 | Other Business | 0 | 2 | PNO Solutions Limited |
| AS207135 | Other Business | 0 | 2 | Vasileios Giotsas |
| AS207890 | Other Business | 0 | 2 | Andrew Williams |
| AS208665 | Other Business | 0 | 2 | Gareth Pulham |
| AS209565 | Other Business | 0 | 2 | JIANYUELAB LTD |
| AS209600 | Other Business | 0 | 2 | Livefix Technical Solutions Group Limited |
| AS209771 | Hosting Provider | 0 | 2 | SYSN LTD |
| AS211224 | Other Business | 0 | 2 | Joseph Banks |
| AS213026 | Other Business | 0 | 2 | George Wilkinson |
| AS213626 | Other Business | 0 | 2 | Bionic.Network Ltd |
| AS213650 | Other Business | 0 | 2 | CDN Infra Limited |
| AS213982 | Other Business | 0 | 2 | Callum Bennett |
| AS214592 | Other Business | 0 | 2 | Gladelight Limited |
| AS215002 | Other Business | 0 | 2 | PRISM.GG Limited |
| AS215363 | Other Business | 0 | 2 | Wles Technologies Ltd |
| AS216364 | Other Business | 0 | 2 | Global Reach Technology EMEA Limited |
| AS29478 | Other Business | 0 | 2 | Karl Dyson |
| AS35196 | Hosting Provider | 0 | 2 | FIRST SERVER LIMITED |
| AS58285 | Other Business | 0 | 2 | Sixnet Operation Ltd |
| AS142290 | Other Business | 0 | 1 | AGARTHA TELEKOM LTD |
| AS149172 | Hosting Provider | 0 | 1 | 54North |
| AS17626 | Hosting Provider | 0 | 1 | Yasuda Network LTD |
| AS197378 | Other Business | 0 | 1 | Zyme Limited |
| AS198174 | ISP & Mobile | 0 | 1 | Vean Networks Ltd |
| AS198276 | Other Business | 0 | 1 | Jordan Robert |
| AS198557 | Other Business | 0 | 1 | George French |
| AS199111 | Other Business | 0 | 1 | GRAND CYAN LTD |
| AS199686 | Other Business | 0 | 1 | Aaron Carson |
| AS199688 | Other Business | 0 | 1 | Critical Perfect Ltd |
| AS200104 | Other Business | 0 | 1 | You are never Limited |
| AS200198 | Hosting Provider | 0 | 1 | DSM (GB) Limited |
| AS200299 | Other Business | 0 | 1 | BaseServ Limited |
| AS200371 | Other Business | 0 | 1 | Bentley-Walker Limited |
| AS200493 | Other Business | 0 | 1 | Ekaterina Zotova |
| AS200499 | Other Business | 0 | 1 | Enterprises Holding LTD |
| AS200707 | ISP & Mobile | 0 | 1 | Integrated Digital Services Ltd |
| AS200708 | Other Business | 0 | 1 | Hugo Rodrigues Da Costa |
| AS200800 | Government | 0 | 1 | Zurganf Ltd |
| AS200840 | Other Business | 0 | 1 | Chronara AI Ltd |
| AS200927 | Hosting Provider | 0 | 1 | ProxyOmega LTD |
| AS201038 | Other Business | 0 | 1 | Matteo Paramatti |
| AS201529 | Other Business | 0 | 1 | Orchid Cellmark Ltd |
| AS201567 | Other Business | 0 | 1 | Vivian Band |
| AS201824 | Other Business | 0 | 1 | STAT CONSULTING LTD |
| AS202194 | Other Business | 0 | 1 | Horden Engineering Limited |
| AS202235 | Other Business | 0 | 1 | UK On-line Agri-sales Limited |
| AS202627 | Other Business | 0 | 1 | Fika Studio Limited |
| AS202751 | Other Business | 0 | 1 | Christopher Edwards |
| AS203766 | Other Business | 0 | 1 | Andrew Wills |
| AS204293 | Other Business | 0 | 1 | TinyHomeLab Ltd |
| AS204345 | Other Business | 0 | 1 | Timothy Stallard |
| AS204660 | Other Business | 0 | 1 | Tiger Technologies Limited |
| AS204946 | Other Business | 0 | 1 | ABSOLUTE GUFF LTD |
| AS204994 | Other Business | 0 | 1 | Luke Seabrook |
| AS205383 | Other Business | 0 | 1 | Rhys Perry |
| AS205474 | Other Business | 0 | 1 | Jack Carr |
| AS205648 | Hosting Provider | 0 | 1 | VirgoCube Limited |
| AS205649 | Other Business | 0 | 1 | Shaun Tosler |
| AS205909 | Other Business | 0 | 1 | Phystrax Ltd |
| AS206202 | Hosting Provider | 0 | 1 | Faelix Limited |
| AS206792 | Other Business | 0 | 1 | Zachary Buller |
| AS206877 | Hosting Provider | 0 | 1 | SharedGrid Ltd |
| AS207427 | Other Business | 0 | 1 | IBILLY MEDIA GROUP LTD |
| AS208485 | Other Business | 0 | 1 | PINHOUSE LIMITED |
| AS208589 | Hosting Provider | 0 | 1 | ANT BM Limited |
| AS209507 | Education | 0 | 1 | Really Awesome Technology LTD |