| Date | IP Address |
| 2025-12-15 | 45.60.196.247 (ClassC) |
| Date | Domain | IP |
| op-scim.otsuka-us.com | 2024-06-18 | 34.198.151.6 |
| image.cnshcp.otsuka-us.com | 2024-12-31 | 23.54.19.121 |
| elevate-qas.otsuka-us.com | 2024-02-21 | 34.236.0.146 |
| myxalytics.otsuka-us.com | 2024-06-03 | 35.173.120.58 |
| sft.otsuka-us.com | 2024-04-13 | 3.223.147.147 |
| reva-dev.otsuka-us.com | 2025-09-20 | 45.60.196.247 |
| atom-dev.otsuka-us.com | 2025-12-15 | 45.60.196.247 |
| www.otsuka-us.com | 2025-08-27 | 34.225.141.155 |