| Date | IP Address |
| 2020-12-11 | 37.17.224.72 (ClassC) |
| 2025-10-06 | 185.30.32.72 (ClassC) |
| Date | Domain | IP |
| relay1.pferdefotos.biz | 2025-10-05 | 185.30.32.72 |
| relay2.pferdefotos.biz | 2025-10-05 | 185.30.32.72 |
| barracuda.pferdefotos.biz | 2025-10-05 | 185.30.32.72 |
| authsmtp.pferdefotos.biz | 2025-10-06 | 185.30.32.72 |
| mailrelay.pferdefotos.biz | 2025-10-05 | 185.30.32.72 |