| Date | IP Address |
| 2013-04-01 | 184.168.25.1 (ClassC) |
| 2015-03-05 | 72.47.224.85 (ClassC) |
| 2022-09-09 | 54.84.206.174 (ClassC) |
| 2023-11-07 | 44.196.122.129 (ClassC) |
| 2024-07-08 | 3.90.97.174 (ClassC) |
| 2025-11-14 | 3.33.130.190 (ClassC) |
| 2026-01-28 | 15.197.148.33 (ClassC) |
| Date | Domain | IP |
| www.centuryauctiongroup.com | 2025-10-01 | 15.197.148.33 |