| Date | IP Address |
| 2023-01-08 | 23.52.42.139 (ClassC) |
| 2023-01-23 | 23.56.168.155 (ClassC) |
| 2023-02-08 | 23.11.229.226 (ClassC) |
| 2023-04-05 | 23.193.200.170 (ClassC) |
| 2023-04-06 | 104.102.248.75 (ClassC) |
| 2023-04-10 | 23.215.223.171 (ClassC) |
| 2023-04-13 | 184.51.157.201 (ClassC) |
| 2023-05-19 | 184.30.31.88 (ClassC) |
| 2023-06-07 | 96.17.11.50 (ClassC) |
| 2023-06-14 | 23.222.16.155 (ClassC) |
| 2023-07-10 | 23.53.34.41 (ClassC) |
| 2024-05-23 | 99.84.66.115 (ClassC) |
| 2024-06-28 | 99.84.66.58 (ClassC) |
| 2024-09-02 | 204.246.191.18 (ClassC) |
| 2024-09-08 | 204.246.191.5 (ClassC) |
| 2024-12-22 | 13.224.14.5 (ClassC) |
| 2025-03-08 | 13.224.14.69 (ClassC) |
| 2025-04-18 | 204.246.191.54 (ClassC) |
| 2025-08-12 | 99.84.66.110 (ClassC) |
| Date | Domain | IP |
| api-catalog.e-gov.go.jp | 2025-02-17 | 99.84.66.64 |
| shinsei.e-gov.go.jp | 2025-08-03 | 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 |