| Network Description: | Optika-Telekom Ltd | |
| Organization: | Subnet LLC / Optika-Telecom | |
| Country of Network: |  Russian Federation |
| Prefix | Description | Country |
|---|---|---|
| 81.24.80.0/21 | Subnet LLC | |
| 81.24.80.0/24 | Sabnet Ltd | |
| 81.24.81.0/24 | Sabnet Ltd | |
| 81.24.82.0/24 | Optika-Telekom Ltd | |
| 81.24.83.0/24 | Optika-Telekom Ltd | |
| 81.24.84.0/24 | Sabnet Ltd | |
| 81.24.86.0/24 | Optika-Telekom Ltd | |
| 81.24.87.0/24 | "Subnet" LTD, internet service provider | |