| Date | IP Address |
| 2018-06-04 | 34.242.244.218 (ClassC) |
| 2021-08-02 | 18.202.193.18 (ClassC) |
| 2024-05-25 | 3.163.24.40 (ClassC) |
| 2024-06-08 | 3.163.24.95 (ClassC) |
| 2024-11-02 | 204.246.191.98 (ClassC) |
| 2024-11-24 | 18.161.6.108 (ClassC) |
| 2025-06-01 | 204.246.191.34 (ClassC) |
| 2025-08-09 | 204.246.191.97 (ClassC) |
| 2026-02-28 | 3.175.34.107 (ClassC) |
| Date | Domain | IP |
| web.cullen-international.com | 2026-02-18 | 52.211.131.2 |
| auth.cullen-international.com | 2025-12-26 | 18.202.193.213 |
| mail.cullen-international.com | 2026-01-08 | 91.183.81.204 |
| mailfooter.cullen-international.com | 2025-09-12 | 18.161.6.61 |
| www.cullen-international.com | 2024-05-25 | 3.163.24.40 |