| Date | IP Address |
| 2025-06-03 | 150.69.137.148 (ClassC) |
| Date | Domain | IP |
| mail.ecs.kyutech.ac.jp | 2025-05-24 | 150.69.128.102 |
| kawalab-nas2.sys.ecs.kyutech.ac.jp | 2025-05-23 | 150.69.137.148 |
| tpc84.sys.ecs.kyutech.ac.jp | 2025-06-03 | 150.69.137.148 |
| lab.net.ecs.kyutech.ac.jp | 2025-05-23 | 150.69.136.17 |
| fs.net.ecs.kyutech.ac.jp | 2025-05-25 | 150.69.136.31 |
| www.net.ecs.kyutech.ac.jp | 2025-06-01 | 150.69.136.11 |