| Property | Value |
| NameServer | NS2.FSIWEBS.NET |
| Created | 1994-03-16 00:00:00 |
| Changed | 2015-01-16 00:00:00 |
| Expires | 2020-03-17 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2018-03-28 | 13.33.164.231 (ClassC) |
| 2018-04-27 | 13.33.126.18 (ClassC) |
| 2018-04-27 | 13.33.126.85 (ClassC) |
| 2018-04-27 | 13.33.126.87 (ClassC) |
| 2018-05-24 | 13.33.126.143 (ClassC) |
| 2018-05-24 | 13.33.126.137 (ClassC) |
| 2019-02-06 | 13.249.142.7 (ClassC) |
| 2020-03-11 | 13.249.89.36 (ClassC) |
| 2023-07-12 | 13.32.164.116 (ClassC) |
| 2024-03-27 | 3.163.24.4 (ClassC) |
| 2024-06-17 | 3.163.24.16 (ClassC) |
| 2024-11-08 | 3.163.24.52 (ClassC) |
| 2025-01-04 | 3.165.160.28 (ClassC) |
| 2025-04-17 | 3.163.24.28 (ClassC) |
| 2025-05-26 | 52.84.162.84 (ClassC) |
| 2025-05-29 | 3.175.34.58 (ClassC) |
| 2025-06-05 | 3.165.160.113 (ClassC) |
| 2025-08-09 | 3.175.34.38 (ClassC) |
| Date | Domain | IP |
| ns2.eisai.com | 2025-06-18 | 167.206.238.36 |
| careers.eisai.com | 2024-03-27 | 3.163.24.4 |
| www.eisai.com | 2024-04-02 | 52.193.185.159 |