| 87.253.192.0/19 | PJSC Rostelecom |  |
| 87.253.193.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.194.0/23 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.196.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.197.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.198.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.199.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.200.0/22 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.204.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.205.0/24 | OJSC "North-West Telecom", Branch Electrosvyas of Vologda region | |
| 87.253.207.0/24 | PJSC Rostelecom | |
| 193.19.66.0/23 | PJSC Rostelecom | |
| 193.19.68.0/23 | PJSC Rostelecom | |
| 193.19.69.0/24 | PJSC Rostelecom | |
| 193.19.70.0/23 | PJSC Rostelecom | |
| 193.19.70.0/24 | PJSC Rostelecom | |