| Date | IP Address |
| 2025-03-25 | 52.13.135.231 (ClassC) |
| 2025-06-11 | 35.80.225.121 (ClassC) |
| 2025-06-15 | 54.68.231.190 (ClassC) |
| 2025-07-19 | 44.239.152.229 (ClassC) |
| 2025-09-01 | 35.165.188.38 (ClassC) |
| 2025-09-15 | 44.253.105.202 (ClassC) |
| 2025-10-20 | 44.228.136.88 (ClassC) |
| 2025-11-07 | 35.155.2.225 (ClassC) |
| 2026-01-16 | 44.232.136.193 (ClassC) |
| Date | Domain | IP |
| trs-prod-txmneu-fe.hopper.tax-platform.a2z.com | 2025-10-09 | 52.36.242.126 |
| beta-cnecp.testcase-storage.hopper.tax-platform.a2z.com | 2024-12-27 | 18.172.170.96 |
| gamma-euecp.testcase-storage.hopper.tax-platform.a2z.com | 2025-07-24 | 3.163.24.112 |
| test-exec-prod-tisil-feamazon.hopper.tax-platform.a2z.com | 2025-06-11 | 35.80.225.121 |
| test-exec-prod-tide-euamazon.hopper.tax-platform.a2z.com | 2025-11-09 | 34.251.181.30 |
| test-exec-prod-tisil-euamazon.hopper.tax-platform.a2z.com | 2025-09-20 | 52.19.150.180 |
| res-orch-beta--tre-feecp.hopper.tax-platform.a2z.com | 2025-10-23 | 44.228.251.3 |
| res-orch-prod--tide-euecp.hopper.tax-platform.a2z.com | 2026-01-10 | 54.170.22.117 |
| res-orch-prod--tacos-euecp.hopper.tax-platform.a2z.com | 2025-11-07 | 63.32.173.235 |
| test.templui.exemptions.tax-platform.a2z.com | 2024-10-29 | 54.147.200.214 |
| beta.portal.content.tax-platform.a2z.com | 2024-08-22 | 99.84.66.68 |