| Date | IP Address |
| 2022-11-24 | 13.32.230.65 (ClassC) |
| 2024-03-01 | 99.84.66.41 (ClassC) |
| 2024-12-08 | 18.238.238.105 (ClassC) |
| 2025-04-03 | 99.84.66.105 (ClassC) |
| 2025-05-02 | 18.238.238.61 (ClassC) |
| 2025-07-03 | 99.84.66.32 (ClassC) |
| Date | Domain | IP |
| api-catalog.e-gov.go.jp | 2025-02-17 | 99.84.66.64 |
| shinsei.e-gov.go.jp | 2025-05-23 | 23.216.147.202 |
| api.e-gov.go.jp | 2024-06-20 | 23.46.17.19 |
| data-api.kn.e-gov.go.jp | 2024-03-01 | 99.84.66.41 |
| administrative-doc.cloudikou.kensho.e-gov.go.jp | 2024-11-13 | 52.198.59.207 |
| developer-min.cloudikou.kensho.e-gov.go.jp | 2024-12-26 | 35.78.27.175 |
| elaws.e-gov.go.jp | 2024-05-23 | 99.84.66.115 |
| account.e-gov.go.jp | 2024-02-12 | 23.46.17.6 |
| www.e-gov.go.jp | 2023-11-02 | 23.38.191.42 |