| Date | IP Address |
| 2021-01-19 | 23.67.243.33 (ClassC) |
| 2024-10-07 | 184.28.50.168 (ClassC) |
| 2025-01-09 | 23.44.175.7 (ClassC) |
| 2025-05-15 | 23.219.78.180 (ClassC) |
| 2025-07-09 | 23.53.122.88 (ClassC) |
| 2025-09-09 | 23.53.122.75 (ClassC) |
| 2026-01-24 | 23.53.122.72 (ClassC) |
| Date | Domain | IP |
| mx3.dsyl.org | 2024-10-07 | 184.28.50.168 |
| exchange.dsyl.org | 2025-04-27 | 23.215.176.66 |
| cs.dsyl.org | 2024-02-21 | 23.192.230.13 |
| mailhost.dsyl.org | 2024-07-20 | 23.219.78.168 |