| Property | Value |
| Organization | Osaka University |
| NameServer | b.osaka-u.ac.jp |
| Changed | 2015-03-31 16:05:15 |
| Date | IP Address |
| 2020-05-12 | 52.221.113.115 (ClassC) |
| 2023-07-04 | 52.76.118.128 (ClassC) |
| 2023-08-31 | 3.0.108.58 (ClassC) |
| 2023-09-20 | 3.1.104.66 (ClassC) |
| 2025-05-05 | 54.255.47.101 (ClassC) |
| 2025-05-10 | 52.220.189.52 (ClassC) |
| 2025-05-24 | 52.76.2.86 (ClassC) |
| 2025-06-17 | 3.0.173.48 (ClassC) |
| 2025-09-01 | 175.41.157.245 (ClassC) |
| 2025-11-19 | 52.220.91.229 (ClassC) |