All IP Ranges › 66.0.0.0/8
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|
| 66.4.0.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.10.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.20.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.34.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.39.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.41.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.62.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.79.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.82.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.125.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.4.127.0/24 | United States (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|
66.4.0.0 – 66.4.9.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.10.0 – 66.4.19.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.20.0 – 66.4.33.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.34.0 – 66.4.38.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.39.0 – 66.4.40.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.41.0 – 66.4.61.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.62.0 – 66.4.78.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.79.0 – 66.4.81.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.82.0 – 66.4.124.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.125.0 – 66.4.126.255 | AS19957 | AT&T Enterprises LLC | US |
66.4.127.0 – 66.4.255.255 | AS19957 | AT&T Enterprises LLC | US |