| Date | IP Address |
| 2020-02-03 | 23.61.164.104 (ClassC) |
| 2023-06-11 | 23.201.64.62 (ClassC) |
| 2024-05-08 | 23.218.6.95 (ClassC) |
| 2024-06-27 | 23.202.10.95 (ClassC) |
| 2024-12-24 | 23.196.152.65 (ClassC) |
| 2025-06-30 | 23.37.211.115 (ClassC) |
| 2026-02-05 | 2.19.130.144 (ClassC) |
| Date | Domain | IP |
| image.email.adecco.co.jp | 2024-12-24 | 23.196.152.65 |
| www.adecco.co.jp | 2025-06-26 | 20.44.131.93 |
| 410.www.adecco.co.jp | 2025-09-06 | 52.155.114.42 |