| Date | IP Address |
| 2024-04-30 | 54.72.124.144 (ClassC) |
| 2024-08-05 | 63.32.187.159 (ClassC) |
| 2024-10-07 | 34.250.82.54 (ClassC) |
| 2024-12-21 | 54.72.171.99 (ClassC) |
| 2025-05-02 | 52.30.14.112 (ClassC) |
| 2025-05-09 | 54.77.223.161 (ClassC) |
| 2025-06-05 | 54.155.136.73 (ClassC) |
| 2025-07-02 | 54.217.91.104 (ClassC) |
| 2025-08-24 | 99.81.1.215 (ClassC) |
| Date | Domain | IP |
| dev.hub.edu.oup.com | 2024-10-02 | 99.84.66.6 |
| infra.oxfordtestofenglish.edu.oup.com | 2025-03-16 | 3.163.158.40 |
| ai-portal.elt.edu.oup.com | 2025-05-14 | 184.73.35.245 |
| lrsproxy.edu.oup.com | 2024-06-09 | 18.200.59.186 |
| infra.lrsproxy.edu.oup.com | 2025-03-04 | 34.249.107.179 |
| perf.lrsproxy.edu.oup.com | 2024-04-30 | 54.72.124.144 |
| dev.lrsproxy.edu.oup.com | 2024-10-14 | 34.243.29.64 |