| Date | IP Address |
| 2020-11-04 | 85.13.147.137 (ClassC) |
| 2024-09-12 | 85.13.146.194 (ClassC) |
| Date | Domain | IP |
| smtp01.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| server1.ews-arena.de | 2025-12-01 | 85.13.146.194 |
| ms1.ews-arena.de | 2025-12-01 | 85.13.146.194 |
| ns1.ews-arena.de | 2025-12-01 | 85.13.146.194 |
| imap2.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| smtp2.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| ns2.ews-arena.de | 2025-12-01 | 85.13.146.194 |
| mx3.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| mail5.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| mail8.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| mail9.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| gate.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| remote.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| smtp.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| authsmtp.ews-arena.de | 2025-12-01 | 85.13.146.194 |
| mailer.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| postmaster.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| ms.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| post.ews-arena.de | 2025-12-02 | 85.13.146.194 |
| srv.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| mx.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| a.mx.ews-arena.de | 2025-11-27 | 85.13.146.194 |
| box.ews-arena.de | 2025-11-30 | 85.13.146.194 |
| relay.ews-arena.de | 2025-12-01 | 85.13.146.194 |