| IP: | 81.91.87.21 |
| Country: | Czech Republic (CZ) |
| Latitude: | 49.75 |
| Longitude: | 15.5 |
| Reverse DNS: | vmvnc.web4u.cz |
| Class A: | 81 |
| Class B: | 81.91 |
| Class C: | 81.91.87 |
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