| Date | IP Address |
| 2019-10-21 | 3.223.88.38 (ClassC) |
| 2020-06-09 | 52.205.52.25 (ClassC) |
| 2021-02-10 | 54.158.226.245 (ClassC) |
| 2021-07-02 | 18.232.4.83 (ClassC) |
| 2021-07-02 | 18.210.198.119 (ClassC) |
| 2021-09-01 | 52.202.50.179 (ClassC) |
| 2024-09-01 | 34.229.5.198 (ClassC) |
| 2026-02-12 | 162.159.140.147 (ClassC) |
| 2026-02-17 | 172.66.0.145 (ClassC) |
| Date | Domain | IP |
| officesupport.seiu1021.org | 2024-10-27 | 34.224.150.129 |
| hrsupport.seiu1021.org | 2024-09-01 | 34.229.5.198 |
| itsupport.seiu1021.org | 2024-10-13 | 3.208.154.80 |