| Date | IP Address |
| 2019-09-26 | 103.6.196.85 (ClassC) |
| 2025-11-18 | 185.93.164.160 (ClassC) |
| Date | Domain | IP |
| webdisk.hamiltonhotelseoul.com | 2025-11-18 | 185.93.164.160 |
| cpanel.hamiltonhotelseoul.com | 2025-04-27 | 185.93.164.160 |
| mail.hamiltonhotelseoul.com | 2025-08-11 | 185.93.164.160 |
| webmail.hamiltonhotelseoul.com | 2025-11-18 | 185.93.164.160 |
| www.hamiltonhotelseoul.com | 2025-05-24 | 185.93.164.160 |