183.131.0.0/16
45 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 183.131.0.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.2.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.4.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.5.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.6.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.8.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.9.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.11.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.12.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.13.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.15.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.16.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.19.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.20.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.22.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.23.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.32.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.64.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.67.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.72.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.80.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.86.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.88.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.104.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.112.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.114.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.115.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.120.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.124.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.125.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.127.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.128.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.136.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.144.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.160.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.174.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.175.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.192.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.209.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.210.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.212.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.214.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.216.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.240.0/24 | China (100%) | 1 | 1 | 1 |
| 183.131.252.0/24 | China (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
183.131.0.0 – 183.131.1.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.2.0 – 183.131.3.255 | AS4134 | China Telecom | CN |
183.131.4.0 – 183.131.4.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.5.0 – 183.131.5.255 | AS4134 | China Telecom | CN |
183.131.6.0 – 183.131.7.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.8.0 – 183.131.8.255 | AS4134 | China Telecom | CN |
183.131.9.0 – 183.131.10.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.11.0 – 183.131.11.255 | AS4134 | China Telecom | CN |
183.131.12.0 – 183.131.12.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.13.0 – 183.131.14.255 | AS4134 | China Telecom | CN |
183.131.15.0 – 183.131.15.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.16.0 – 183.131.18.255 | AS4134 | China Telecom | CN |
183.131.19.0 – 183.131.19.255 | AS58461 | No.288 Fu-chun Road | CN |
183.131.20.0 – 183.131.21.255 | AS4134 | China Telecom | CN |
183.131.22.0 – 183.131.22.255 | AS58461 | No.288 Fu-chun Road | CN |
30 more ranges in this block.