| Date | IP Address |
| 2019-04-30 | 52.219.4.131 (ClassC) |
| 2019-05-06 | 52.219.4.87 (ClassC) |
| 2019-08-02 | 52.219.68.167 (ClassC) |
| 2023-08-31 | 52.219.150.102 (ClassC) |
| 2023-10-18 | 52.219.150.90 (ClassC) |
| 2023-10-31 | 3.5.156.17 (ClassC) |
| 2024-04-19 | 52.219.172.26 (ClassC) |
| 2024-05-30 | 52.219.17.38 (ClassC) |
| 2024-06-11 | 52.219.163.86 (ClassC) |
| 2024-06-24 | 52.219.136.163 (ClassC) |
| 2024-07-26 | 52.219.199.30 (ClassC) |
| 2024-08-07 | 3.5.159.114 (ClassC) |
| 2024-08-10 | 52.219.199.42 (ClassC) |
| 2024-08-20 | 52.219.8.182 (ClassC) |
| 2024-08-31 | 52.219.162.30 (ClassC) |
| 2024-10-02 | 52.219.163.78 (ClassC) |
| 2024-10-20 | 3.5.154.153 (ClassC) |
| 2024-12-06 | 52.219.8.39 (ClassC) |
| 2025-01-02 | 52.219.8.230 (ClassC) |
| 2025-01-18 | 3.5.158.238 (ClassC) |
| 2025-01-21 | 52.219.8.59 (ClassC) |
| 2025-02-23 | 52.219.68.199 (ClassC) |
| 2025-03-04 | 52.219.16.79 (ClassC) |
| 2025-03-16 | 3.5.158.139 (ClassC) |
| 2025-03-28 | 3.5.156.45 (ClassC) |
| 2025-04-05 | 52.219.172.18 (ClassC) |
| 2025-04-28 | 3.5.154.82 (ClassC) |
| 2025-05-18 | 3.5.158.194 (ClassC) |
| 2025-07-30 | 52.219.151.70 (ClassC) |
| Date | Domain | IP |
| sub2-us-lic.celsys.co.jp | 2024-07-13 | 52.52.107.139 |
| 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 | 2025-07-30 | 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 |