| Date | IP Address |
| 2021-04-05 | 64.125.77.80 (ClassC) |
| 2026-01-21 | 209.17.116.163 (ClassC) |
| Date | Domain | IP |
| relay1.jazzon2.org | 2025-08-18 | 209.17.116.163 |
| relay2.jazzon2.org | 2026-01-17 | 209.17.116.163 |
| secure.jazzon2.org | 2025-08-09 | 209.17.116.163 |
| mailgate.jazzon2.org | 2025-12-25 | 209.17.116.163 |
| email.jazzon2.org | 2025-08-02 | 209.17.116.163 |
| antispam.jazzon2.org | 2026-01-21 | 209.17.116.163 |
| host.jazzon2.org | 2025-08-10 | 209.17.116.163 |
| mailx.jazzon2.org | 2025-08-02 | 209.17.116.163 |
| mailrelay.jazzon2.org | 2025-09-19 | 209.17.116.163 |