192.31.0.0/16
126 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 192.31.0.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.2.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.4.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.8.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.9.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.10.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.13.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.14.0/24 | Germany (100%) | 1 | 1 | 1 |
| 192.31.15.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.16.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.21.0/24 | United States (100%) | 1 | 1 | 24 |
| 192.31.22.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 192.31.23.0/24 | Belgium (100%) | 1 | 1 | 1 |
| 192.31.26.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 192.31.32.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.36.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.41.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.43.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.46.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.47.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.49.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.50.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.56.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.60.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.74.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.75.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.80.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.82.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.83.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.87.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.88.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.89.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.91.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.93.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.95.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.96.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.98.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.100.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.101.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.102.0/24 | Germany (100%) | 1 | 1 | 1 |
| 192.31.103.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.104.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.106.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.107.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.108.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.110.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.112.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.114.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.121.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.31.125.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.128.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.129.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.133.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.134.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.135.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.136.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.138.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.139.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.140.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.141.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.142.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.146.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.147.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.153.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.156.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.157.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.158.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.160.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.161.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.163.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.165.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.172.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.174.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.177.0/24 | Canada (100%) | 1 | 1 | 1 |
| 192.31.178.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.180.0/24 | Canada (100%) | 1 | 1 | 1 |
| 192.31.182.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.183.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.189.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.190.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.192.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.193.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.196.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.198.0/24 | Japan (100%) | 1 | 1 | 1 |
| 192.31.210.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.215.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.216.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.222.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.225.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.227.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.228.0/24 | Canada (100%) | 1 | 1 | 1 |
| 192.31.231.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 192.31.234.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.236.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.237.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.238.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.241.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.242.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.245.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.248.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.251.0/24 | Canada (100%) | 1 | 1 | 1 |
| 192.31.253.0/24 | United States (100%) | 1 | 1 | 1 |
| 192.31.254.0/24 | United States (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
192.31.0.0 – 192.31.0.255 | AS17 | Purdue University | US |
192.31.2.0 – 192.31.2.255 | AS29 | Yale University | US |
192.31.4.0 – 192.31.4.255 | AS243 | L3Harris Technologies Inc. | US |
192.31.8.0 – 192.31.8.255 | AS749 | United States Department of Defense (DoD) | US |
192.31.9.0 – 192.31.9.255 | AS3555 | AT&T Technical Services Company Inc. | US |
192.31.10.0 – 192.31.12.255 | AS749 | United States Department of Defense (DoD) | US |
192.31.13.0 – 192.31.13.255 | AS1516 | Headquarters USAISC | US |
192.31.14.0 – 192.31.14.255 | AS40971 | NVIDIA ARC GmbH | DE |
192.31.15.0 – 192.31.15.255 | AS397098 | Island I.T. Solutions LLC | US |
192.31.16.0 – 192.31.20.255 | AS749 | United States Department of Defense (DoD) | US |
192.31.21.0 – 192.31.21.10 | AS195 | San Diego Supercomputer Center | US |
192.31.21.11 – 192.31.21.15 | AS195 | San Diego Supercomputer Center | US |
192.31.21.16 – 192.31.21.23 | AS195 | San Diego Supercomputer Center | US |
192.31.21.24 – 192.31.21.27 | AS195 | San Diego Supercomputer Center | US |
192.31.21.28 – 192.31.21.30 | AS195 | San Diego Supercomputer Center | US |
111 more ranges in this block.