| IP: | 123.39.221.20 |
| Country: | |
| Latitude: | 37.5112 |
| Longitude: | 126.9741 |
| Reverse DNS: | 123.39.221.20 |
| Timezone: | Asia/Seoul (2026-04-25 18:36 KST) |
| Class A: | 123 |
| Class B: | 123.39 |
| Class C: | 123.39.221 |
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