| Date | IP Address |
| 2025-10-07 | 34.107.200.128 (ClassC) |
| Date | Domain | IP |
| api.cathayholdings.com.tw | 2025-02-24 | 211.75.29.179 |
| api-uat.cathayholdings.com.tw | 2025-05-25 | 218.32.90.86 |
| api-dev.cathayholdings.com.tw | 2025-05-28 | 34.49.228.110 |
| api-sandbox.cathayholdings.com.tw | 2025-10-07 | 34.107.200.128 |