| IP: | 129.28.63.137 |
| Country: | United States (US) |
| Region: | VA |
| City: | Herndon |
| Latitude: | 38.9553 |
| Longitude: | -77.3881 |
| Area code: | 703 |
| Reverse DNS: | 129.28.63.137 |
| Class A: | 129 |
| Class B: | 129.28 |
| Class C: | 129.28.63 |
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