203.243.0.0/16
26 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.243.0.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.1.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.2.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.15.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.17.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.40.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.41.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.43.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.128.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.243.129.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.132.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.243.133.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.243.134.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.140.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.144.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.148.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.153.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.157.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.217.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.218.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.219.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.222.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.224.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.226.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.237.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 203.243.238.0/24 | South Korea (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
203.243.0.0 – 203.243.0.255 | AS4766 | Korea Telecom | KR |
203.243.1.0 – 203.243.1.255 | AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | KR |
203.243.2.0 – 203.243.14.255 | AS4766 | Korea Telecom | KR |
203.243.15.0 – 203.243.16.255 | AS23575 | SK Broadband Co Ltd | KR |
203.243.17.0 – 203.243.39.255 | AS4766 | Korea Telecom | KR |
203.243.40.0 – 203.243.40.255 | AS4766 | Korea Telecom | KR |
203.243.41.0 – 203.243.42.255 | AS18034 | Gangneung-Wonju National University | KR |
203.243.43.0 – 203.243.63.255 | AS4766 | Korea Telecom | KR |
203.243.128.0 – 203.243.128.255 | AS141167 | AgotoZ HK Limited | HK |
203.243.129.0 – 203.243.131.255 | AS9848 | SEJONG NETWORKS | KR |
203.243.132.0 – 203.243.132.255 | AS141167 | AgotoZ HK Limited | HK |
203.243.133.0 – 203.243.133.255 | AS136897 | Enjoyvc Cloud Group Limited | HK |
203.243.134.0 – 203.243.139.255 | AS9848 | SEJONG NETWORKS | KR |
203.243.140.0 – 203.243.143.255 | AS23584 | PUSAN CABLE TV SYSTEM CO. LTD. | KR |
203.243.144.0 – 203.243.147.255 | AS9848 | SEJONG NETWORKS | KR |
11 more ranges in this block.