| Date | IP Address |
| 2021-02-26 | 172.217.6.115 (ClassC) |
| 2024-11-05 | 142.250.185.83 (ClassC) |
| Date | Domain | IP |
| mail1.mdziennik.net | 2024-07-01 | 142.250.185.83 |
| ms1.mdziennik.net | 2024-11-05 | 142.250.185.83 |
| mail2.mdziennik.net | 2024-07-21 | 142.250.185.83 |
| ns2.mdziennik.net | 2024-10-04 | 142.250.185.83 |
| mail3.mdziennik.net | 2024-07-23 | 142.250.185.83 |
| mail7.mdziennik.net | 2024-11-05 | 142.250.185.83 |
| mail.comune.mdziennik.net | 2024-08-17 | 142.250.185.83 |
| mailgate.mdziennik.net | 2024-07-30 | 142.250.185.83 |
| ns.mdziennik.net | 2024-07-07 | 142.250.185.83 |
| post.mdziennik.net | 2024-11-04 | 142.250.185.83 |
| out.mdziennik.net | 2024-09-10 | 142.250.185.83 |
| box.mdziennik.net | 2024-09-08 | 142.250.185.83 |