| IP: | 221.132.51.158 |
| Country: | Vietnam (VN) |
| Region: | 44 |
| City: | Hanoi |
| Latitude: | 21.0333 |
| Longitude: | 105.85 |
| Reverse DNS: | static.vnpt.vn |
| Class A: | 221 |
| Class B: | 221.132 |
| Class C: | 221.132.51 |
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