| AS | Desc | Country | IPv4 NUMs | IPv6 NUMs |
|---|---|---|---|---|
| AS3257 | GTT-BACKBONE - GTT Communications Inc., US |  United States |
8513280 | 257699086336 |
| AS3356 | LEVEL3 - Level 3 Parent, LLC, US | United States |
29733376 | 77332086784 |
| AS8220 | COLT - COLT Technology Services Group Limited, GB |  United Kingdom |
1498368 | 25770786816 |