All IP Ranges › 203.0.0.0/8
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|
| 203.181.0.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.64.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.96.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.192.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.194.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.196.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.248.0/24 | Japan (100%) | 1 | 1 | 1 |
| 203.181.250.0/24 | Japan (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|
203.181.0.0 – 203.181.63.255 | AS4685 | Asahi Net | JP |
203.181.64.0 – 203.181.95.255 | AS10013 | FreeBit Co. Ltd. | JP |
203.181.96.0 – 203.181.127.255 | AS2516 | KDDI CORPORATION | JP |
203.181.192.0 – 203.181.193.255 | AS2907 | Research Organization of Information and Systems National Institute of Informatics | JP |
203.181.194.0 – 203.181.195.255 | AS7660 | Asia Pacific Advanced Network - Japan | JP |
203.181.196.0 – 203.181.247.255 | AS2907 | Research Organization of Information and Systems National Institute of Informatics | JP |
203.181.248.0 – 203.181.249.255 | AS7660 | Asia Pacific Advanced Network - Japan | JP |
203.181.250.0 – 203.181.255.255 | AS2907 | Research Organization of Information and Systems National Institute of Informatics | JP |