| Date | IP Address |
| 2021-10-19 | 52.3.29.187 (ClassC) |
| 2025-09-10 | 54.235.46.231 (ClassC) |
| 2025-10-09 | 52.22.216.233 (ClassC) |
| 2025-10-21 | 98.86.196.127 (ClassC) |
| 2025-11-03 | 18.211.127.130 (ClassC) |
| Date | Domain | IP |
| 521.seiu.org | 2024-10-01 | 54.85.162.48 |
| seiu73.seiu.org | 2024-07-31 | 54.85.162.48 |
| 925.seiu.org | 2025-01-11 | 64.62.243.85 |
| img.seiu.org | 2015-02-13 | 54.230.34.35 |
| 32bj.seiu.org | 2017-09-27 | 104.68.185.7 |
| financeportal.seiu.org | 2024-11-24 | 52.206.176.80 |
| localportal.seiu.org | 2024-07-30 | 23.20.213.128 |
| convention.seiu.org | 2025-09-08 | 23.185.0.2 |
| boldcenter.seiu.org | 2025-10-10 | 54.81.149.209 |
| images.seiu.org | 2024-11-24 | 52.2.182.104 |
| canadawest.seiu.org | 2024-07-24 | 54.85.162.48 |
| www.seiu.org | 2024-07-30 | 52.207.120.91 |
| wwww.seiu.org | 2025-09-10 | 54.235.46.231 |