| Date | IP Address |
| 2024-02-21 | 3.209.148.118 (ClassC) |
| 2024-03-10 | 52.20.201.233 (ClassC) |
| 2024-04-22 | 34.200.157.6 (ClassC) |
| 2024-05-02 | 34.193.226.193 (ClassC) |
| 2024-06-21 | 44.206.130.168 (ClassC) |
| 2024-09-21 | 44.197.9.219 (ClassC) |
| 2024-12-12 | 3.220.34.81 (ClassC) |
| 2024-12-26 | 52.4.108.36 (ClassC) |
| 2025-01-23 | 18.215.78.87 (ClassC) |
| 2025-02-03 | 44.220.237.227 (ClassC) |
| 2025-04-25 | 52.207.37.66 (ClassC) |
| 2025-07-14 | 52.72.148.153 (ClassC) |
| 2026-01-06 | 52.203.24.176 (ClassC) |
| Date | Domain | IP |
| billing.oncallcentral.com | 2024-09-21 | 72.44.43.251 |
| cdn.oncallcentral.com | 2024-12-04 | 18.65.229.127 |