| Date | IP Address |
| 2019-12-27 | 23.63.168.81 (ClassC) |
| 2020-12-02 | 23.7.98.10 (ClassC) |
| 2021-04-04 | 23.6.118.91 (ClassC) |
| 2021-04-08 | 23.55.63.9 (ClassC) |
| 2021-04-10 | 23.11.231.163 (ClassC) |
| 2022-08-08 | 23.47.218.72 (ClassC) |
| 2022-09-24 | 23.1.33.205 (ClassC) |
| 2022-10-01 | 23.1.33.201 (ClassC) |
| 2023-08-23 | 104.100.168.200 (ClassC) |
| 2023-08-26 | 69.192.139.212 (ClassC) |
| 2023-11-02 | 23.192.230.155 (ClassC) |
| 2024-04-03 | 23.203.49.51 (ClassC) |
| 2024-11-26 | 23.47.218.75 (ClassC) |
| 2024-12-09 | 23.44.175.173 (ClassC) |
| 2025-01-03 | 23.44.175.167 (ClassC) |
| 2025-01-20 | 23.59.88.199 (ClassC) |
| 2025-03-25 | 23.55.167.16 (ClassC) |
| 2025-04-09 | 23.192.230.138 (ClassC) |
| 2025-07-18 | 23.213.34.86 (ClassC) |
| 2025-08-04 | 23.59.88.241 (ClassC) |
| 2025-10-20 | 23.216.147.229 (ClassC) |
| 2026-01-17 | 23.192.230.137 (ClassC) |
| 2026-01-20 | 23.213.34.75 (ClassC) |
| Date | Domain | IP |
| hongkong.regenthotels.com | 2026-01-18 | 35.194.236.124 |
| qap.regenthotels.com | 2024-02-20 | 23.44.175.173 |
| www.regenthotels.com | 2014-10-14 | 93.184.221.133 |
| staging.www.regenthotels.com | 2026-01-08 | 23.192.230.136 |
| qap.www.regenthotels.com | 2024-07-07 | 23.44.175.173 |
| identity.regenthotels.com | 2025-10-31 | 23.59.88.232 |