| Date | IP Address |
| 2019-08-22 | 52.77.192.119 (ClassC) |
| 2024-02-21 | 13.251.197.43 (ClassC) |
| 2024-05-03 | 52.76.129.235 (ClassC) |
| 2024-10-06 | 54.179.148.170 (ClassC) |
| 2024-11-20 | 52.76.52.200 (ClassC) |
| 2024-11-22 | 54.251.197.253 (ClassC) |
| 2024-11-25 | 52.76.230.159 (ClassC) |
| 2025-02-13 | 18.140.132.173 (ClassC) |
| 2025-03-27 | 18.142.58.219 (ClassC) |
| 2025-09-12 | 18.136.64.184 (ClassC) |
| 2025-11-28 | 54.255.40.149 (ClassC) |
| Date | Domain | IP |
| kuponline.cactus.co.jp | 2024-06-09 | 13.250.189.116 |
| sso.cactus.co.jp | 2025-10-29 | 18.161.6.112 |
| app.kup.cactus.co.jp | 2024-02-21 | 13.251.197.43 |
| accounts.cactus.co.jp | 2024-02-21 | 54.169.234.70 |
| www.cactus.co.jp | 2025-05-13 | 162.240.111.228 |