| Date | IP Address |
| 2022-12-22 | 172.64.135.29 (ClassC) |
| 2023-01-21 | 172.64.109.19 (ClassC) |
| 2025-03-15 | 172.67.71.151 (ClassC) |
| 2025-04-26 | 104.26.9.212 (ClassC) |
| 2026-01-26 | 104.26.8.212 (ClassC) |
| Date | Domain | IP |
| api.rucaptcha.com | 2024-07-25 | 104.26.8.212 |
| www.rucaptcha.com | 2025-03-15 | 172.67.71.151 |
| 2fwww.rucaptcha.com | 2025-04-25 | 104.26.9.212 |