| Date | IP Address |
| 2024-07-22 | 35.157.24.127 (ClassC) |
| 2024-09-04 | 52.57.183.209 (ClassC) |
| 2024-10-14 | 18.159.54.250 (ClassC) |
| 2024-12-23 | 18.196.38.106 (ClassC) |
| 2024-12-27 | 3.122.81.228 (ClassC) |
| 2025-01-07 | 3.126.47.23 (ClassC) |
| 2025-04-29 | 3.126.30.138 (ClassC) |
| 2025-05-08 | 3.73.246.132 (ClassC) |
| 2025-07-08 | 18.194.63.205 (ClassC) |
| 2025-07-22 | 3.68.164.225 (ClassC) |
| 2025-08-17 | 18.195.2.50 (ClassC) |
| 2025-09-29 | 3.77.210.175 (ClassC) |
| 2025-11-20 | 3.68.165.25 (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-03-api.attempt.signicat.io | 2025-11-02 | 18.192.139.251 |
| 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 |