| Date | IP Address |
| 2019-01-21 | 5.101.152.10 (ClassC) |
| 2024-09-02 | 172.67.201.206 (ClassC) |
| 2024-10-05 | 104.21.60.218 (ClassC) |
| 2025-01-04 | 172.67.14.53 (ClassC) |
| 2025-04-25 | 104.21.80.1 (ClassC) |
| 2025-05-13 | 104.21.48.1 (ClassC) |
| 2026-02-09 | 185.178.208.150 (ClassC) |
| Date | Domain | IP |
| api.polyurethan.ru | 2026-01-27 | 5.101.152.10 |
| forum.polyurethan.ru | 2025-09-11 | 5.101.152.10 |
| www.polyurethan.ru | 2024-09-02 | 172.67.201.206 |