| Date | IP Address |
| 2020-12-14 | 31.7.3.28 (ClassC) |
| 2024-03-15 | 136.144.170.29 (ClassC) |
| 2026-01-04 | 45.82.191.184 (ClassC) |
| Date | Domain | IP |
| smtp01.iskes.nl | 2025-05-18 | 45.82.191.184 |
| mail.iskes.nl | 2026-01-04 | 45.82.191.184 |
| authsmtp.iskes.nl | 2025-11-29 | 45.82.191.184 |
| www.iskes.nl | 2024-03-15 | 136.144.170.29 |
| mx.iskes.nl | 2025-05-15 | 45.82.191.184 |
| a.mx.iskes.nl | 2025-09-22 | 45.82.191.184 |