| Date | IP Address |
| 2024-04-21 | 18.161.84.110 (ClassC) |
| 2024-06-09 | 99.84.66.30 (ClassC) |
| 2024-08-04 | 13.249.190.123 (ClassC) |
| 2024-08-08 | 18.161.6.51 (ClassC) |
| 2024-10-14 | 18.65.229.84 (ClassC) |
| 2025-01-12 | 18.65.229.124 (ClassC) |
| 2025-02-23 | 18.65.229.35 (ClassC) |
| 2025-03-05 | 18.161.6.90 (ClassC) |
| 2025-05-15 | 18.161.6.127 (ClassC) |
| 2026-02-18 | 3.169.173.121 (ClassC) |
| Date | Domain | IP |
| blog.weekcal.com | 2015-05-12 | 173.194.197.121 |
| api.weekcal.com | 2024-04-23 | 34.248.10.231 |
| s.weekcal.com | 2025-05-07 | 18.161.6.58 |
| www.weekcal.com | 2023-11-01 | 18.161.6.51 |