| ASN | Name | Organisation | Registry |
|---|---|---|---|
| AS31708 | COREIX-UK-AS | Ripe | |
| AS13009 | VDATA | Ripe | |
| AS31477 | DUOCAST-AS | Ripe | |
| AS8301 | GIBTELECOMNET | Ripe | |
| AS34659 | KEYYO | Ripe | |
| AS56595 | FLUENCY | Ripe | |
| AS57344 | TELEHOUSE-AS | Ripe | |
| AS197450 | SUNUCUN | Ripe | |
| AS64800 | |||
| AS5500 | CHESS | Ripe | |
| AS202282 | Fibrus | Ripe | |
| AS28283 | Private Use AS | Lacnic | |
| AS12519 | FASTNETUK | Ripe | |
| AS29009 | UKBROADBAND-AS | Ripe | |
| AS39122 | BLACKNIGHT-AS | Ripe |