131.66.0.0/16
26 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 131.66.2.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.5.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.8.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.9.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.24.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.25.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.44.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.52.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.60.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.61.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.62.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.63.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.106.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.107.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.133.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.134.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.146.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.147.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.158.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.160.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.167.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.168.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.246.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.247.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.249.0/24 | United States (100%) | 1 | 1 | 1 |
| 131.66.253.0/24 | United States (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
131.66.2.0 – 131.66.4.255 | AS27064 | United States Department of Defense (DoD) | US |
131.66.5.0 – 131.66.7.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.8.0 – 131.66.8.255 | AS27064 | United States Department of Defense (DoD) | US |
131.66.9.0 – 131.66.23.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.24.0 – 131.66.24.255 | AS27064 | United States Department of Defense (DoD) | US |
131.66.25.0 – 131.66.43.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.44.0 – 131.66.51.255 | AS138 | United States Department of Defense (DoD) | US |
131.66.52.0 – 131.66.59.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.60.0 – 131.66.60.255 | AS27064 | United States Department of Defense (DoD) | US |
131.66.61.0 – 131.66.61.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.62.0 – 131.66.62.255 | AS27064 | United States Department of Defense (DoD) | US |
131.66.63.0 – 131.66.105.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.106.0 – 131.66.106.255 | AS27064 | United States Department of Defense (DoD) | US |
131.66.107.0 – 131.66.132.255 | AS721 | United States Department of Defense (DoD) | US |
131.66.133.0 – 131.66.133.255 | AS27064 | United States Department of Defense (DoD) | US |
11 more ranges in this block.