| Date | IP Address |
| 2021-06-08 | 205.186.179.231 (ClassC) |
| 2025-11-20 | 208.109.49.241 (ClassC) |
| Date | Domain | IP |
| imap1.ronseidel.com | 2025-08-22 | 208.109.49.241 |
| mail12.ronseidel.com | 2025-09-21 | 208.109.49.241 |
| mail3.ronseidel.com | 2025-09-26 | 208.109.49.241 |
| mail5.ronseidel.com | 2025-08-23 | 208.109.49.241 |
| mail7.ronseidel.com | 2025-08-13 | 208.109.49.241 |
| email.ronseidel.com | 2025-08-02 | 76.223.17.250 |
| antispam.ronseidel.com | 2025-11-20 | 208.109.49.241 |
| imap.ronseidel.com | 2025-09-14 | 208.109.49.241 |
| authsmtp.ronseidel.com | 2025-08-22 | 208.109.49.241 |
| mailhost.ronseidel.com | 2025-10-02 | 208.109.49.241 |
| mailout.ronseidel.com | 2025-04-21 | 208.109.49.241 |
| mailx.ronseidel.com | 2025-10-03 | 208.109.49.241 |