66.231.0.0/16
53 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 66.231.0.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.2.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.4.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.9.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.10.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.11.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.13.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.14.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.16.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.18.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.19.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.20.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.22.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.23.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.24.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.25.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.27.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.30.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.32.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.64.0/24 | Colombia (100%) | 1 | 1 | 1 |
| 66.231.65.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.68.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.69.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.70.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.71.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.72.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.75.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.76.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.77.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.78.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.79.0/24 | Ecuador (100%) | 1 | 1 | 1 |
| 66.231.80.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.96.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.120.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.122.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.128.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.160.0/24 | Puerto Rico (100%) | 1 | 1 | 1 |
| 66.231.171.0/24 | Puerto Rico (100%) | 1 | 1 | 1 |
| 66.231.176.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.181.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.192.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.196.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.197.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.201.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.202.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.206.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.208.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.216.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.217.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.218.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.219.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.224.0/24 | United States (100%) | 1 | 1 | 1 |
| 66.231.246.0/24 | United States (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
66.231.0.0 – 66.231.1.255 | AS13576 | SDN Communications | US |
66.231.2.0 – 66.231.3.255 | AS401415 | Alliance Communications | US |
66.231.4.0 – 66.231.8.255 | AS13576 | SDN Communications | US |
66.231.9.0 – 66.231.9.255 | AS17203 | Beresford Municipal Telephone Company | US |
66.231.10.0 – 66.231.10.255 | AS13576 | SDN Communications | US |
66.231.11.0 – 66.231.12.255 | AS17203 | Beresford Municipal Telephone Company | US |
66.231.13.0 – 66.231.13.255 | AS18785 | Santel Communications Cooperative Inc. | US |
66.231.14.0 – 66.231.15.255 | AS13576 | SDN Communications | US |
66.231.16.0 – 66.231.17.255 | AS399439 | Mitchell Telecom | US |
66.231.18.0 – 66.231.18.255 | AS13576 | SDN Communications | US |
66.231.19.0 – 66.231.19.255 | AS6312 | TrioTel Communications Inc. | US |
66.231.20.0 – 66.231.21.255 | AS13576 | SDN Communications | US |
66.231.22.0 – 66.231.22.255 | AS18785 | Santel Communications Cooperative Inc. | US |
66.231.23.0 – 66.231.23.255 | AS13576 | SDN Communications | US |
66.231.24.0 – 66.231.24.255 | AS6312 | TrioTel Communications Inc. | US |
38 more ranges in this block.