| Country | United States |
| ASN | AS3257 |
| Description | GTT |
| Organisation | GTT Communications Inc. ORG-GCI2-RIPE |
| IP Range | 72.1.128.0 — 72.1.191.255 |
| Num of IPs | 16384 |
| ASN | AS3257 |
| Name | GTT-BACKBONE |
| Description | GTT |
| Organisation | GTT Communications Inc. ORG-GCI2-RIPE |
| Range | 72.1.128.0 — 72.1.191.255 |
| CIDR | 72.1.128.0/18 |
