221.1.0.0/16
2 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 221.1.74.0/24 | China (100%) | 1 | 1 | 1 |
| 221.1.210.0/24 | China (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
221.1.74.0 – 221.1.209.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |
221.1.210.0 – 221.2.68.255 | AS4837 | CHINA UNICOM China169 Backbone | CN |