| Date | IP Address |
| 2021-09-09 | 52.84.18.123 (ClassC) |
| 2021-09-09 | 13.225.50.113 (ClassC) |
| 2021-09-09 | 52.84.18.80 (ClassC) |
| 2022-08-10 | 108.156.107.103 (ClassC) |
| 2025-03-25 | 13.224.14.102 (ClassC) |
| 2025-05-14 | 3.163.24.105 (ClassC) |
| 2025-05-24 | 3.165.160.124 (ClassC) |
| 2025-05-27 | 3.165.160.5 (ClassC) |
| 2025-06-11 | 3.163.24.20 (ClassC) |
| 2025-06-15 | 3.175.34.27 (ClassC) |
| 2025-07-22 | 3.163.24.60 (ClassC) |
| 2025-07-31 | 3.163.24.114 (ClassC) |
| 2025-10-16 | 3.169.173.41 (ClassC) |
| Date | Domain | IP |
| api-rdf.db.kemco.keio.ac.jp | 2024-12-26 | 52.197.198.248 |
| image-iiif.db.kemco.keio.ac.jp | 2024-12-26 | 57.182.91.86 |
| api-iiif.db.kemco.keio.ac.jp | 2024-12-26 | 57.182.91.86 |
| web-musmg.db.kemco.keio.ac.jp | 2025-01-13 | 35.73.170.2 |
| api-musmg.db.kemco.keio.ac.jp | 2024-12-26 | 35.73.170.2 |
| adg-stg-resource.roomx.kemco.keio.ac.jp | 2025-03-25 | 13.224.14.102 |
| stg.roomx.kemco.keio.ac.jp | 2024-06-03 | 52.196.150.163 |