All IP Ranges › 221.0.0.0/8
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|
| 221.237.65.0/24 | China (100%) | 1 | 1 | 1 |
| 221.237.66.0/24 | China (100%) | 1 | 1 | 1 |
| 221.237.180.0/24 | China (100%) | 1 | 1 | 1 |
| 221.237.181.0/24 | China (100%) | 1 | 1 | 1 |
| 221.237.232.0/24 | China (100%) | 1 | 1 | 1 |
| 221.237.234.0/24 | China (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|
221.237.65.0 – 221.237.65.255 | AS58777 | ChinaTelecom Cybersecurity Tech | CN |
221.237.66.0 – 221.237.179.255 | AS4134 | China Telecom | CN |
221.237.180.0 – 221.237.180.255 | AS38283 | CHINANET SiChuan Telecom Internet Data Center | CN |
221.237.181.0 – 221.237.231.255 | AS4134 | China Telecom | CN |
221.237.232.0 – 221.237.233.255 | AS4809 | China Telecom Next Generation Carrier Network | CN |
221.237.234.0 – 221.237.255.255 | AS4134 | China Telecom | CN |