| Date | IP Address |
| 2018-04-20 | 136.147.104.33 (ClassC) |
| 2018-04-23 | 136.147.104.35 (ClassC) |
| 2018-04-27 | 136.147.104.32 (ClassC) |
| 2018-05-21 | 136.147.104.27 (ClassC) |
| 2019-03-28 | 52.202.69.186 (ClassC) |
| 2019-04-08 | 52.21.178.134 (ClassC) |
| 2019-04-25 | 35.174.151.106 (ClassC) |
| 2019-06-03 | 35.174.150.168 (ClassC) |
| 2019-07-30 | 18.232.28.189 (ClassC) |
| 2019-10-25 | 35.174.78.146 (ClassC) |
| 2025-05-04 | 3.215.172.219 (ClassC) |
| 2025-05-11 | 52.54.96.194 (ClassC) |
| 2025-10-14 | 34.237.219.119 (ClassC) |
| 2025-12-21 | 18.208.125.13 (ClassC) |
| 2026-01-11 | 3.92.120.28 (ClassC) |
| Date | Domain | IP |
| sl.questel.com | 2024-11-22 | 52.1.228.221 |
| go.questel.com | 2025-05-04 | 3.215.172.219 |
| intelligence-help.questel.com | 2024-08-09 | 35.157.19.49 |
| capture-help.questel.com | 2024-04-18 | 3.125.58.157 |
| asset-help.questel.com | 2024-04-18 | 18.158.238.104 |
| intelligence.help.questel.com | 2025-10-04 | 162.159.140.147 |
| general.help.questel.com | 2024-06-24 | 35.156.27.193 |
| innovation.help.questel.com | 2024-06-24 | 18.196.216.174 |
| asset.help.questel.com | 2025-11-06 | 172.66.0.145 |
| click.discover.questel.com | 2024-07-26 | 23.32.75.162 |
| www.questel.com | 2023-11-01 | 204.246.191.40 |