| Date | IP Address |
| 2022-09-03 | 52.22.56.222 (ClassC) |
| 2024-06-09 | 3.224.39.140 (ClassC) |
| 2024-08-16 | 18.207.27.218 (ClassC) |
| 2024-11-17 | 34.237.97.86 (ClassC) |
| 2025-04-14 | 3.212.100.31 (ClassC) |
| 2025-05-13 | 52.22.95.12 (ClassC) |
| 2025-09-01 | 3.233.52.206 (ClassC) |
| 2026-02-06 | 34.239.30.171 (ClassC) |
| Date | Domain | IP |
| dev-0-0-70.booksync.com | 2022-03-03 | 52.0.154.144 |
| breadcrumbs-prod-0-0-1.booksync.com | 2024-10-08 | 34.230.110.17 |
| prod-0-0-2.booksync.com | 2025-10-31 | 44.215.169.150 |
| breadcrumbs-prod-0-0-3.booksync.com | 2024-06-09 | 3.224.39.140 |
| breadcrumbs-prod-0-0-8545.booksync.com | 2024-10-14 | 54.209.237.171 |
| breadcrumbs-prod-0-0-9096.booksync.com | 2025-08-31 | 3.233.225.85 |