| Date | IP Address |
| 2024-02-25 | 104.71.218.139 (ClassC) |
| 2025-10-10 | 23.41.4.71 (ClassC) |
| 2025-12-03 | 23.41.4.86 (ClassC) |
| Date | Domain | IP |
| COPNS4.PHOENIX.GOV | 2025-08-17 | 52.238.108.220 |
| ecc-qa.phoenix.gov | 2025-11-06 | 23.41.4.71 |
| srm-qa.phoenix.gov | 2025-10-10 | 23.41.4.71 |
| hcmprod.phoenix.gov | 2025-11-28 | 23.41.4.86 |
| payonline.phoenix.gov | 2025-09-08 | 23.59.88.238 |
| etaxprd-eval.phoenix.gov | 2025-05-21 | 23.41.4.71 |
| solicitations.phoenix.gov | 2025-10-15 | 23.41.4.71 |
| hcmextts.phoenix.gov | 2025-11-13 | 23.41.4.71 |
| akamaitest.phoenix.gov | 2025-11-15 | 23.50.49.34 |
| www.phoenix.gov | 2025-03-15 | 148.167.246.100 |