| Date | IP Address |
| 2024-09-15 | 172.67.128.46 (ClassC) |
| 2024-12-10 | 104.21.32.1 (ClassC) |
| 2025-02-03 | 104.21.16.1 (ClassC) |
| 2025-04-28 | 104.21.96.1 (ClassC) |
| 2025-05-01 | 104.21.48.1 (ClassC) |
| 2025-07-11 | 104.21.80.1 (ClassC) |
| 2025-11-29 | 104.21.0.182 (ClassC) |
| Date | Domain | IP |
| www.civil-engineering-calculators.com | 2025-03-07 | 104.21.96.1 |