| AS | Desc | Country | IPv4 NUMs | IPv6 NUMs |
|---|---|---|---|---|
| AS3257 | GTT-BACKBONE - GTT Communications Inc., US |  United States |
8512512 | 343598432256 |
| AS8220 | COLT - COLT Technology Services Group Limited, GB |  United Kingdom |
1498624 | 25770786816 |