| Date | IP Address |
| 2014-10-22 | 69.197.149.30 (ClassC) |
| 2014-11-04 | 63.141.235.54 (ClassC) |
| 2019-10-18 | 104.24.103.228 (ClassC) |
| 2019-10-18 | 104.24.102.228 (ClassC) |
| 2024-09-12 | 172.67.164.186 (ClassC) |
| 2025-01-23 | 104.21.48.1 (ClassC) |
| 2025-01-24 | 104.21.16.1 (ClassC) |
| 2025-01-24 | 104.21.32.1 (ClassC) |
| 2025-01-24 | 104.21.96.1 (ClassC) |
| 2025-02-25 | 104.21.80.1 (ClassC) |
| 2025-03-07 | 104.21.64.1 (ClassC) |
| 2025-05-10 | 104.21.112.1 (ClassC) |
| 2026-02-16 | 104.21.50.179 (ClassC) |
| Date | Domain | IP |
| pass4sure.itcertkr.com | 2024-09-12 | 104.21.50.179 |
| passleader.itcertkr.com | 2024-10-28 | 172.67.164.186 |