Summary
| ASN | AS19108 Optimum |
| BGP | 66.76.0.0/16 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 2001-02-06 |
| Last Updated | 2026-08-26 |
| 66.76.0.0/24 | N/A | 0 | 1 | 1 |
| 66.76.6.0/24 | N/A | 0 | 1 | 1 |
| 66.76.80.0/24 | N/A | 0 | 1 | 1 |
| 66.76.114.0/24 | N/A | 0 | 1 | 1 |
| 66.76.128.0/24 | N/A | 0 | 1 | 1 |
| 66.76.163.0/24 | N/A | 0 | 1 | 1 |
| 66.76.173.0/24 | N/A | 0 | 1 | 1 |
| 66.76.174.0/24 | N/A | 0 | 1 | 1 |
| 66.76.176.0/24 | N/A | 0 | 1 | 1 |
| 66.76.192.0/24 | N/A | 0 | 1 | 1 |
| 66.76.193.0/24 | N/A | 0 | 1 | 2 |
| 66.76.194.0/24 | N/A | 0 | 1 | 1 |
| 66.76.202.0/24 | N/A | 0 | 1 | 1 |
| 66.76.215.0/24 | N/A | 0 | 1 | 1 |
| 66.76.216.0/24 | N/A | 0 | 1 | 1 |
| 66.76.217.0/24 | N/A | 0 | 1 | 1 |
| 66.76.220.0/24 | N/A | 0 | 1 | 1 |
| 66.76.221.0/24 | N/A | 0 | 1 | 1 |
| 66.76.222.0/24 | N/A | 0 | 1 | 1 |
| 66.76.223.0/24 | N/A | 0 | 1 | 1 |
| 66.76.224.0/24 | N/A | 0 | 1 | 1 |
| 66.76.240.0/24 | N/A | 0 | 1 | 1 |