| Date | IP Address |
| 2025-12-05 | 85.13.135.196 (ClassC) |
| Date | Domain | IP |
| mail10.otten-brothers.de | 2025-12-03 | 85.13.135.196 |
| smtp01.otten-brothers.de | 2025-12-05 | 85.13.135.196 |
| smtp1.otten-brothers.de | 2025-12-03 | 85.13.135.196 |
| relay2.otten-brothers.de | 2025-12-05 | 85.13.135.196 |
| smtp3.otten-brothers.de | 2025-12-03 | 85.13.135.196 |
| poczta.otten-brothers.de | 2025-11-21 | 85.13.135.196 |
| exchange.otten-brothers.de | 2025-12-03 | 85.13.135.196 |
| mail.otten-brothers.de | 2025-11-21 | 85.13.135.196 |
| mailin.otten-brothers.de | 2025-11-23 | 85.13.135.196 |
| admin.otten-brothers.de | 2025-11-23 | 85.13.135.196 |
| ftp.otten-brothers.de | 2025-12-05 | 85.13.135.196 |
| smtp.otten-brothers.de | 2025-11-21 | 85.13.135.196 |
| hermes.otten-brothers.de | 2025-12-05 | 85.13.135.196 |
| gw.otten-brothers.de | 2025-11-22 | 85.13.135.196 |
| mx.otten-brothers.de | 2025-12-03 | 85.13.135.196 |
| relay.otten-brothers.de | 2025-11-23 | 85.13.135.196 |
| mailrelay.otten-brothers.de | 2025-12-04 | 85.13.135.196 |
| gateway.otten-brothers.de | 2025-12-04 | 85.13.135.196 |