| Date | IP Address |
| 2016-07-11 | 52.85.142.113 (ClassC) |
| 2017-01-03 | 52.85.142.195 (ClassC) |
| 2017-04-08 | 52.84.125.249 (ClassC) |
| 2017-06-22 | 52.84.128.175 (ClassC) |
| 2017-06-24 | 52.84.128.45 (ClassC) |
| 2017-07-17 | 52.84.128.18 (ClassC) |
| 2018-02-12 | 54.230.19.160 (ClassC) |
| 2018-03-23 | 52.85.131.169 (ClassC) |
| 2025-01-15 | 52.85.131.70 (ClassC) |
| 2025-10-30 | 52.85.131.152 (ClassC) |
| 2025-11-21 | 52.85.131.52 (ClassC) |
| 2026-02-26 | 52.85.131.92 (ClassC) |
| Date | Domain | IP |
| de.qualys-hotel.com | 2025-01-15 | 52.85.131.152 |
| nl.qualys-hotel.com | 2025-01-15 | 52.85.131.70 |
| en.qualys-hotel.com | 2025-04-13 | 52.85.131.152 |
| es.qualys-hotel.com | 2024-07-23 | 52.85.131.152 |
| it.qualys-hotel.com | 2025-04-12 | 52.85.131.52 |
| www.qualys-hotel.com | 2024-08-24 | 195.64.164.87 |