| IP: | 75.21.123.81 |
| Country: | United States (US) |
| Region: | IL |
| City: | Rockford |
| Latitude: | 42.2711 |
| Longitude: | -89.0593 |
| Area code: | 815 |
| Reverse DNS: | 75.21.123.81 |
| Class A: | 75 |
| Class B: | 75.21 |
| Class C: | 75.21.123 |
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