| Date | IP Address |
| 2023-08-26 | 52.24.37.125 (ClassC) |
| 2024-05-06 | 44.233.8.185 (ClassC) |
| 2024-05-18 | 34.209.158.205 (ClassC) |
| 2024-05-25 | 50.112.35.249 (ClassC) |
| 2024-06-03 | 52.25.229.50 (ClassC) |
| 2024-06-11 | 52.10.122.79 (ClassC) |
| 2024-07-30 | 52.37.75.212 (ClassC) |
| 2024-08-07 | 52.38.52.113 (ClassC) |
| 2024-09-17 | 52.37.163.221 (ClassC) |
| 2024-11-13 | 34.215.1.75 (ClassC) |
| 2024-11-24 | 54.213.218.230 (ClassC) |
| 2024-12-09 | 52.38.227.57 (ClassC) |
| 2025-03-27 | 52.25.145.4 (ClassC) |
| Date | Domain | IP |
| serverless.api.optimatax.com | 2024-07-08 | 99.84.66.116 |
| css.optimatax.com | 2024-09-07 | 99.84.66.4 |
| www.optimatax.com | 2024-04-13 | 44.233.8.185 |