221.6.0.0/16
4 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 221.6.5.0/24 | China (100%) | 1 | 1 | 1 |
| 221.6.55.0/24 | China (100%) | 1 | 1 | 1 |
| 221.6.175.0/24 | China (100%) | 1 | 1 | 1 |
| 221.6.176.0/24 | China (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
221.6.5.0 – 221.6.54.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.6.55.0 – 221.6.174.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.6.175.0 – 221.6.175.255 | AS140717 | China Unicom | CN |
221.6.176.0 – 221.7.1.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |