12.0.0.0/8
2,022 announced IP ranges across this /8. Select a /16 block below for its own breakdown and assigned ranges.
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 12.0.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.1.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.2.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.3.0.0/16 | United States (100%) | 1 | 7 | 13 |
| 12.4.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.5.0.0/16 | United States (100%) | 1 | 10 | 15 |
| 12.6.0.0/16 | United States (100%) | 1 | 8 | 14 |
| 12.7.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.8.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.9.0.0/16 | United States (100%) | 1 | 9 | 15 |
| 12.10.0.0/16 | United States (100%) | 1 | 7 | 14 |
| 12.11.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.12.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.13.0.0/16 | United States (100%) | 1 | 10 | 20 |
| 12.14.0.0/16 | United States (100%) | 1 | 10 | 23 |
| 12.15.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.16.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.17.0.0/16 | United States (100%) | 1 | 12 | 23 |
| 12.18.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.19.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.20.0.0/16 | United States (100%) | 1 | 9 | 16 |
| 12.21.0.0/16 | United States (88%) | 2 | 5 | 8 |
| 12.22.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.23.0.0/16 | United States (90%) | 2 | 6 | 10 |
| 12.24.0.0/16 | United States (100%) | 1 | 8 | 13 |
| 12.25.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.26.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.27.0.0/16 | United States (100%) | 1 | 8 | 14 |
| 12.28.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.29.0.0/16 | United States (100%) | 1 | 9 | 18 |
| 12.30.0.0/16 | United States (100%) | 1 | 6 | 12 |
| 12.31.0.0/16 | United States (100%) | 1 | 8 | 13 |
| 12.32.0.0/16 | United States (100%) | 1 | 7 | 14 |
| 12.33.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.34.0.0/16 | United States (100%) | 1 | 11 | 22 |
| 12.35.0.0/16 | United States (100%) | 1 | 12 | 22 |
| 12.36.0.0/16 | United States (93%) | 2 | 8 | 14 |
| 12.37.0.0/16 | United States (89%) | 2 | 8 | 19 |
| 12.38.0.0/16 | United States (100%) | 1 | 4 | 7 |
| 12.39.0.0/16 | United States (100%) | 1 | 6 | 11 |
| 12.40.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.41.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.42.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.43.0.0/16 | United States (100%) | 1 | 8 | 15 |
| 12.44.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.45.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.46.0.0/16 | United States (100%) | 1 | 7 | 15 |
| 12.47.0.0/16 | United States (100%) | 1 | 8 | 18 |
| 12.48.0.0/16 | United States (100%) | 1 | 6 | 12 |
| 12.49.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.50.0.0/16 | United States (100%) | 1 | 6 | 11 |
| 12.51.0.0/16 | United States (100%) | 1 | 3 | 4 |
| 12.52.0.0/16 | United States (100%) | 1 | 3 | 4 |
| 12.53.0.0/16 | United States (100%) | 1 | 7 | 14 |
| 12.54.0.0/16 | United States (100%) | 1 | 3 | 4 |
| 12.68.0.0/16 | United States (75%) | 2 | 3 | 4 |
| 12.69.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.70.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.71.0.0/16 | United States (94%) | 2 | 10 | 18 |
| 12.72.0.0/16 | United States (100%) | 1 | 1 | 11 |
| 12.73.0.0/16 | United States (100%) | 1 | 1 | 1 |
| 12.96.0.0/16 | United States (100%) | 1 | 11 | 18 |
| 12.97.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.104.0.0/16 | United States (100%) | 1 | 9 | 18 |
| 12.105.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.106.0.0/16 | United States (91%) | 2 | 6 | 11 |
| 12.107.0.0/16 | United States (100%) | 1 | 7 | 11 |
| 12.108.0.0/16 | United States (100%) | 1 | 8 | 17 |
| 12.109.0.0/16 | United States (95%) | 2 | 11 | 20 |
| 12.110.0.0/16 | United States (88%) | 2 | 5 | 8 |
| 12.111.0.0/16 | United States (100%) | 1 | 10 | 22 |
| 12.120.0.0/16 | United States (100%) | 1 | 2 | 2 |
| 12.129.0.0/16 | United States (91%) | 3 | 10 | 22 |
| 12.130.0.0/16 | United States (100%) | 1 | 5 | 7 |
| 12.131.0.0/16 | United States (80%) | 3 | 5 | 10 |
| 12.132.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.133.0.0/16 | United States (88%) | 2 | 9 | 16 |
| 12.138.0.0/16 | United States (100%) | 1 | 6 | 14 |
| 12.139.0.0/16 | United States (100%) | 1 | 13 | 27 |
| 12.144.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.145.0.0/16 | United States (90%) | 2 | 6 | 10 |
| 12.146.0.0/16 | United States (100%) | 1 | 3 | 6 |
| 12.147.0.0/16 | United States (91%) | 2 | 7 | 11 |
| 12.148.0.0/16 | United States (100%) | 1 | 8 | 20 |
| 12.149.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.150.0.0/16 | United States (100%) | 1 | 8 | 18 |
| 12.151.0.0/16 | United States (100%) | 1 | 7 | 11 |
| 12.152.0.0/16 | United States (92%) | 2 | 6 | 12 |
| 12.153.0.0/16 | United States (100%) | 1 | 8 | 13 |
| 12.154.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.155.0.0/16 | United States (100%) | 1 | 7 | 11 |
| 12.156.0.0/16 | United States (100%) | 1 | 5 | 9 |
| 12.157.0.0/16 | United States (100%) | 1 | 9 | 15 |
| 12.158.0.0/16 | United States (100%) | 1 | 3 | 4 |
| 12.159.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.160.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.161.0.0/16 | United States (100%) | 1 | 7 | 14 |
| 12.162.0.0/16 | United States (100%) | 1 | 6 | 14 |
| 12.163.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.164.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.165.0.0/16 | United States (100%) | 1 | 9 | 16 |
| 12.166.0.0/16 | United States (100%) | 1 | 5 | 12 |
| 12.167.0.0/16 | United States (95%) | 2 | 10 | 19 |
| 12.168.0.0/16 | United States (100%) | 1 | 9 | 16 |
| 12.169.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.171.0.0/16 | United States (100%) | 1 | 9 | 18 |
| 12.172.0.0/16 | United States (93%) | 2 | 8 | 14 |
| 12.173.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.174.0.0/16 | United States (100%) | 1 | 3 | 4 |
| 12.175.0.0/16 | United States (100%) | 1 | 9 | 16 |
| 12.176.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.177.0.0/16 | United States (100%) | 1 | 7 | 14 |
| 12.178.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.179.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.180.0.0/16 | United States (100%) | 1 | 10 | 22 |
| 12.181.0.0/16 | United States (100%) | 1 | 11 | 22 |
| 12.182.0.0/16 | United States (100%) | 1 | 9 | 15 |
| 12.183.0.0/16 | United States (100%) | 1 | 8 | 19 |
| 12.184.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.185.0.0/16 | United States (100%) | 1 | 10 | 20 |
| 12.186.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.187.0.0/16 | United States (100%) | 1 | 6 | 12 |
| 12.188.0.0/16 | United States (100%) | 1 | 9 | 20 |
| 12.189.0.0/16 | United States (100%) | 1 | 12 | 21 |
| 12.190.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.191.0.0/16 | United States (100%) | 1 | 3 | 6 |
| 12.192.0.0/16 | United States (93%) | 2 | 8 | 14 |
| 12.193.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.194.0.0/16 | United States (100%) | 1 | 1 | 1 |
| 12.195.0.0/16 | United States (100%) | 1 | 5 | 13 |
| 12.196.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.197.0.0/16 | United States (83%) | 2 | 4 | 6 |
| 12.198.0.0/16 | United States (100%) | 1 | 7 | 11 |
| 12.199.0.0/16 | United States (100%) | 1 | 6 | 11 |
| 12.200.0.0/16 | United States (100%) | 1 | 7 | 16 |
| 12.201.0.0/16 | United States (94%) | 2 | 10 | 18 |
| 12.202.0.0/16 | United States (100%) | 1 | 12 | 27 |
| 12.203.0.0/16 | United States (100%) | 1 | 9 | 16 |
| 12.204.0.0/16 | United States (100%) | 1 | 11 | 25 |
| 12.205.0.0/16 | United States (64%) | 2 | 7 | 14 |
| 12.206.0.0/16 | United States (100%) | 1 | 5 | 7 |
| 12.207.0.0/16 | United States (100%) | 1 | 6 | 12 |
| 12.208.0.0/16 | United States (100%) | 1 | 6 | 12 |
| 12.215.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.216.0.0/16 | United States (100%) | 1 | 8 | 15 |
| 12.217.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.218.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.219.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.220.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.221.0.0/16 | United States (100%) | 1 | 10 | 26 |
| 12.222.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.226.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.227.0.0/16 | United States (100%) | 1 | 8 | 18 |
| 12.228.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.229.0.0/16 | United States (100%) | 1 | 8 | 14 |
| 12.230.0.0/16 | United States (100%) | 1 | 6 | 10 |
| 12.231.0.0/16 | United States (100%) | 1 | 9 | 16 |
| 12.232.0.0/16 | United States (100%) | 1 | 7 | 12 |
| 12.233.0.0/16 | United States (100%) | 1 | 5 | 10 |
| 12.234.0.0/16 | United States (100%) | 1 | 3 | 4 |
| 12.235.0.0/16 | United States (100%) | 1 | 5 | 8 |
| 12.236.0.0/16 | United States (100%) | 1 | 9 | 17 |
| 12.237.0.0/16 | United States (100%) | 1 | 7 | 18 |
| 12.238.0.0/16 | United States (100%) | 1 | 4 | 6 |
| 12.239.0.0/16 | United States (100%) | 1 | 5 | 9 |
| 12.253.0.0/16 | United States (100%) | 1 | 2 | 2 |