All IP Ranges › 221.0.0.0/8
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|
| 221.3.137.0/24 | China (100%) | 1 | 1 | 1 |
| 221.3.144.0/24 | China (100%) | 1 | 1 | 1 |
| 221.3.196.0/24 | China (100%) | 1 | 1 | 1 |
| 221.3.228.0/24 | China (100%) | 1 | 1 | 1 |
| 221.3.244.0/24 | China (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|
221.3.137.0 – 221.3.143.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.3.144.0 – 221.3.195.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.3.196.0 – 221.3.227.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.3.228.0 – 221.3.243.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.3.244.0 – 221.3.255.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |