| Date | IP Address |
| 2021-01-07 | 13.57.147.3 (ClassC) |
| 2024-12-29 | 75.2.86.53 (ClassC) |
| Date | Domain | IP |
| mx10.rpg.org | 2024-10-03 | 99.83.232.3 |
| mx01.rpg.org | 2024-09-10 | 75.2.86.53 |
| exchange.rpg.org | 2024-09-10 | 99.83.232.3 |
| newmail.rpg.org | 2024-09-10 | 99.83.232.3 |
| mailer.rpg.org | 2024-12-19 | 75.2.86.53 |
| www.rpg.org | 2024-10-28 | 99.83.232.3 |
| mailrelay.rpg.org | 2024-12-29 | 75.2.86.53 |