203.254.0.0/16
36 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.254.1.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.9.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.40.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.51.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.96.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.98.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.110.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.111.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.117.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.120.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.121.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.122.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.123.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.124.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.128.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.130.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.132.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.148.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.160.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.168.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.170.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.171.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.175.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.182.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.192.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.196.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.198.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.200.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.204.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.213.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.218.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.221.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.238.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.239.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.241.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.254.247.0/24 | South Korea (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.254.1.0 – 203.254.2.255 | AS9849 | Office of the president | KR |
203.254.9.0 – 203.254.9.255 | AS3786 | LG DACOM Corporation | KR |
203.254.40.0 – 203.254.40.255 | AS1237 | KISTI | KR |
203.254.51.0 – 203.254.52.255 | AS9494 | National Infomation Society Agency | KR |
203.254.96.0 – 203.254.97.255 | AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | KR |
203.254.98.0 – 203.254.109.255 | AS4766 | Korea Telecom | KR |
203.254.110.0 – 203.254.110.255 | AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | KR |
203.254.111.0 – 203.254.116.255 | AS4766 | Korea Telecom | KR |
203.254.117.0 – 203.254.119.255 | AS10051 | Korea Post Information Center | KR |
203.254.120.0 – 203.254.120.255 | AS4766 | Korea Telecom | KR |
203.254.121.0 – 203.254.121.255 | AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | KR |
203.254.122.0 – 203.254.122.255 | AS4766 | Korea Telecom | KR |
203.254.123.0 – 203.254.123.255 | AS45400 | Korea Telecom | KR |
203.254.124.0 – 203.254.127.255 | AS4766 | Korea Telecom | KR |
203.254.128.0 – 203.254.129.255 | AS7560 | Jeonbuk National University | KR |
21 more ranges in this block.