| IP: | 221.143.245.53 |
| Country: | |
| Region: | 11 |
| City: | Yangcheon-gu |
| Latitude: | 37.5392 |
| Longitude: | 126.8605 |
| Zip code: | 079 |
| Reverse DNS: | 221.143.245.53 |
| Timezone: | Asia/Seoul (2026-02-12 23:27 KST) |
| Class A: | 221 |
| Class B: | 221.143 |
| Class C: | 221.143.245 |
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