203.230.0.0/16
47 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.230.0.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.1.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.2.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.4.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.6.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.12.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.16.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.18.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.22.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.32.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.48.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.52.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.60.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.80.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.96.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.108.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.112.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.114.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.115.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.116.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.118.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.120.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.121.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.124.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.126.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.127.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.128.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.133.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.134.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.136.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.152.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.156.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.160.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.192.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.199.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.200.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.208.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.210.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.212.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.215.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.216.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.218.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.219.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.224.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.236.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.240.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.230.254.0/24 | South Korea (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.230.0.0 – 203.230.0.255 | AS1237 | KISTI | KR |
203.230.1.0 – 203.230.1.255 | AS17579 | KISTI | KR |
203.230.2.0 – 203.230.3.255 | AS1237 | KISTI | KR |
203.230.4.0 – 203.230.5.255 | AS45363 | SunMoon University | KR |
203.230.6.0 – 203.230.11.255 | AS1237 | KISTI | KR |
203.230.12.0 – 203.230.15.255 | AS45363 | SunMoon University | KR |
203.230.16.0 – 203.230.17.255 | AS1237 | KISTI | KR |
203.230.18.0 – 203.230.21.255 | AS45363 | SunMoon University | KR |
203.230.22.0 – 203.230.31.255 | AS1237 | KISTI | KR |
203.230.32.0 – 203.230.47.255 | AS17595 | Korea Institute of Nuclear Safety | KR |
203.230.48.0 – 203.230.49.255 | AS18297 | K-JIST | KR |
203.230.52.0 – 203.230.59.255 | AS18297 | K-JIST | KR |
203.230.60.0 – 203.230.79.255 | AS1237 | KISTI | KR |
203.230.80.0 – 203.230.95.255 | AS4766 | Korea Telecom | KR |
203.230.96.0 – 203.230.107.255 | AS10045 | Hanbat National University | KR |
32 more ranges in this block.