| Date | IP Address |
| 2020-08-26 | 99.84.168.160 (ClassC) |
| 2025-04-03 | 99.84.66.62 (ClassC) |
| 2025-05-16 | 3.163.189.54 (ClassC) |
| 2025-06-12 | 99.84.66.96 (ClassC) |
| 2025-09-05 | 99.84.66.126 (ClassC) |
| 2025-09-14 | 99.84.66.41 (ClassC) |
| 2025-11-11 | 3.169.173.88 (ClassC) |
| Date | Domain | IP |
| api.data-search.dev.tier4.jp | 2025-10-24 | 13.158.216.7 |
| autoware.internal-docs.dev.tier4.jp | 2025-05-05 | 204.246.191.68 |
| tools.dev.tier4.jp | 2025-05-09 | 18.161.6.16 |
| console.fms.dev.tier4.jp | 2025-04-22 | 3.163.24.46 |
| calls.fms.dev.tier4.jp | 2024-02-28 | 204.246.191.113 |