| Date | IP Address |
| 2019-05-02 | 3.214.208.2 (ClassC) |
| 2019-05-03 | 34.233.198.53 (ClassC) |
| 2019-10-07 | 3.223.57.216 (ClassC) |
| 2020-02-07 | 52.3.175.222 (ClassC) |
| 2020-02-23 | 3.93.123.136 (ClassC) |
| 2020-12-03 | 52.85.134.37 (ClassC) |
| 2020-12-03 | 52.85.134.81 (ClassC) |
| 2021-02-01 | 54.230.209.19 (ClassC) |
| 2022-01-30 | 13.225.214.107 (ClassC) |
| 2022-01-30 | 13.225.214.21 (ClassC) |
| 2022-03-17 | 52.84.93.53 (ClassC) |
| 2023-10-03 | 108.138.36.32 (ClassC) |
| 2024-09-07 | 3.163.24.5 (ClassC) |
| 2024-11-25 | 3.163.24.41 (ClassC) |
| 2024-12-19 | 18.238.238.71 (ClassC) |
| 2025-03-08 | 18.238.238.6 (ClassC) |
| 2025-07-04 | 3.163.24.114 (ClassC) |
| 2025-08-26 | 99.84.66.100 (ClassC) |
| 2026-01-14 | 3.163.24.26 (ClassC) |
| Date | Domain | IP |
| arc2.oup-arc.com | 2024-07-28 | 204.246.191.18 |
| arc-next.oup-arc.com | 2025-10-24 | 44.195.242.66 |
| www.oup-arc.com | 2024-11-24 | 18.238.238.6 |