| Date | IP Address |
| 2021-05-07 | 18.194.196.243 (ClassC) |
| 2023-11-10 | 3.123.49.18 (ClassC) |
| 2025-10-13 | 3.126.39.51 (ClassC) |
| 2025-11-04 | 3.126.238.141 (ClassC) |
| 2025-11-21 | 35.157.248.221 (ClassC) |
| Date | Domain | IP |
| mail01.csi-congress.org | 2025-08-24 | 18.196.211.75 |
| relay1.csi-congress.org | 2025-09-07 | 35.157.11.216 |
| smtp3.csi-congress.org | 2025-08-24 | 3.66.109.91 |
| gate.csi-congress.org | 2025-08-25 | 3.66.109.91 |
| zmail.csi-congress.org | 2025-08-25 | 18.196.211.75 |
| app.csi-congress.org | 2025-09-08 | 52.29.42.142 |
| hermes.csi-congress.org | 2025-09-08 | 3.122.71.7 |
| www.csi-congress.org | 2025-10-13 | 3.126.39.51 |
| a.mx.csi-congress.org | 2025-08-24 | 3.66.109.91 |