| IP: | 221.149.231.73 |
| Country: | |
| Region: | 11 |
| City: | Jongno-gu |
| Latitude: | 37.5692 |
| Longitude: | 126.9775 |
| Zip code: | 031 |
| Reverse DNS: | 221.149.231.73 |
| Timezone: | Asia/Seoul (2025-11-16 18:07 KST) |
| Class A: | 221 |
| Class B: | 221.149 |
| Class C: | 221.149.231 |
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