| Date | IP Address |
| 2018-07-03 | 216.137.41.198 (ClassC) |
| 2018-07-04 | 52.84.35.113 (ClassC) |
| 2018-07-04 | 52.84.35.3 (ClassC) |
| 2018-07-04 | 52.84.35.5 (ClassC) |
| 2018-08-17 | 52.84.145.119 (ClassC) |
| 2018-08-17 | 52.84.145.95 (ClassC) |
| 2018-09-10 | 52.84.68.155 (ClassC) |
| 2019-03-04 | 52.222.218.253 (ClassC) |
| 2019-03-04 | 52.222.218.136 (ClassC) |
| 2019-03-26 | 52.222.218.166 (ClassC) |
| 2019-03-26 | 52.222.218.199 (ClassC) |
| 2019-03-26 | 52.222.218.6 (ClassC) |
| 2020-02-27 | 13.226.129.3 (ClassC) |
| 2020-02-27 | 13.226.129.58 (ClassC) |
| 2020-02-27 | 13.226.129.9 (ClassC) |
| 2021-01-27 | 13.249.21.122 (ClassC) |
| 2024-10-16 | 18.238.238.45 (ClassC) |
| 2024-11-19 | 18.238.238.123 (ClassC) |
| 2025-02-26 | 18.238.238.105 (ClassC) |
| 2025-05-18 | 18.238.238.54 (ClassC) |
| 2025-09-01 | 3.163.24.22 (ClassC) |
| 2025-11-11 | 3.163.24.94 (ClassC) |
| 2026-01-01 | 3.163.24.109 (ClassC) |
| 2026-01-06 | 3.163.24.101 (ClassC) |
| Date | Domain | IP |
| email.ulpen.com | 2025-04-17 | 3.163.24.94 |