| Date | IP Address |
| 2021-06-20 | 34.192.204.0 (ClassC) |
| 2024-05-21 | 52.23.41.20 (ClassC) |
| 2025-01-31 | 54.85.0.245 (ClassC) |
| 2025-03-13 | 107.20.96.186 (ClassC) |
| 2025-04-30 | 184.73.189.138 (ClassC) |
| 2025-05-18 | 3.211.22.132 (ClassC) |
| 2025-07-09 | 34.199.144.88 (ClassC) |
| 2025-07-31 | 34.224.129.221 (ClassC) |
| 2025-08-07 | 34.207.7.7 (ClassC) |
| 2025-08-12 | 54.144.58.201 (ClassC) |
| 2025-10-16 | 54.225.65.90 (ClassC) |
| Date | Domain | IP |
| api.lac.celsys.co.jp | 2025-08-20 | 54.168.16.156 |
| sub2-us-lic.celsys.co.jp | 2024-07-13 | 52.52.107.139 |
| trial-us-lic.celsys.co.jp | 2025-09-06 | 35.76.39.112 |
| tlic.celsys.co.jp | 2025-04-11 | 3.115.125.113 |
| csvfa-src.celsys.co.jp | 2023-08-31 | 52.219.1.31 |
| license.celsys.co.jp | 2024-10-11 | 13.115.162.82 |
| files.celsys.co.jp | 2025-09-13 | 3.114.174.71 |
| license-account-us.celsys.co.jp | 2025-01-31 | 54.85.0.245 |
| license-account.celsys.co.jp | 2025-05-09 | 204.246.191.44 |
| celicepubdev.celsys.co.jp | 2023-08-31 | 52.219.150.102 |
| www.celsys.co.jp | 2025-07-06 | 35.79.54.234 |