| Date | IP Address |
| 2024-06-09 | 52.57.175.45 (ClassC) |
| 2024-09-04 | 3.126.96.206 (ClassC) |
| 2025-01-08 | 18.194.96.102 (ClassC) |
| 2025-04-28 | 52.28.23.33 (ClassC) |
| 2025-05-15 | 18.192.90.131 (ClassC) |
| 2025-06-16 | 3.122.136.27 (ClassC) |
| Date | Domain | IP |
| web.attempt.signicat.io | 2025-01-08 | 99.84.66.47 |
| api.attempt.signicat.io | 2024-06-09 | 3.64.241.63 |
| dev-04-api.attempt.signicat.io | 2024-07-22 | 35.157.24.127 |
| dev-05-api.attempt.signicat.io | 2024-06-09 | 52.58.132.235 |
| test-api.attempt.signicat.io | 2024-07-22 | 52.58.241.165 |
| dev-api.attempt.signicat.io | 2024-06-09 | 52.57.175.45 |