| Date | IP Address |
| 2018-08-09 | 52.85.219.57 (ClassC) |
| 2020-03-23 | 143.204.160.109 (ClassC) |
| 2020-03-23 | 143.204.160.110 (ClassC) |
| 2020-03-23 | 143.204.160.52 (ClassC) |
| 2020-09-28 | 99.86.89.106 (ClassC) |
| 2020-10-03 | 13.224.193.3 (ClassC) |
| 2020-10-09 | 143.204.192.112 (ClassC) |
| 2024-09-19 | 99.84.66.121 (ClassC) |
| 2024-10-18 | 3.165.160.16 (ClassC) |
| 2024-10-30 | 18.161.6.70 (ClassC) |
| 2025-01-12 | 3.165.160.88 (ClassC) |
| Date | Domain | IP |
| app-si.doctrina.biz | 2024-07-08 | 99.84.66.21 |
| fs-si.doctrina.biz | 2024-12-22 | 204.246.191.107 |
| app-pl.doctrina.biz | 2024-08-29 | 3.163.165.101 |
| email.mailer.pl.doctrina.biz | 2024-11-06 | 34.110.180.34 |
| en.doctrina.biz | 2024-09-19 | 99.84.66.121 |
| app-en.doctrina.biz | 2023-12-22 | 99.84.66.45 |
| api-ro.doctrina.biz | 2024-10-01 | 204.246.191.73 |
| app-ro.doctrina.biz | 2024-08-05 | 99.84.66.64 |
| www.doctrina.biz | 2024-10-18 | 18.161.6.2 |