| Date | IP Address |
| 2022-08-17 | 104.21.65.100 (ClassC) |
| 2025-01-23 | 104.21.64.1 (ClassC) |
| 2025-04-15 | 104.21.80.1 (ClassC) |
| 2025-09-12 | 104.21.112.1 (ClassC) |
| 2026-02-28 | 172.67.161.147 (ClassC) |
| Date | Domain | IP |
| cpanel.leibtour.com | 2025-01-08 | 104.21.32.1 |
| autodiscover.leibtour.com | 2025-01-23 | 104.21.64.1 |
| cpcalendars.leibtour.com | 2024-03-08 | 104.21.65.100 |
| cpcontacts.leibtour.com | 2024-03-08 | 104.21.65.100 |
| development.leibtour.com | 2024-03-08 | 185.81.4.67 |