| Date | IP Address |
| 2019-06-29 | 52.87.121.30 (ClassC) |
| 2021-06-09 | 52.70.61.182 (ClassC) |
| 2025-05-21 | 52.207.114.136 (ClassC) |
| 2025-09-21 | 52.71.195.42 (ClassC) |
| 2025-09-25 | 100.29.69.115 (ClassC) |
| 2025-11-24 | 98.84.207.221 (ClassC) |
| Date | Domain | IP |
| iws13.oupsupport.com | 2025-07-30 | 107.20.163.238 |
| iws.oupsupport.com | 2025-05-21 | 52.207.114.136 |