| Date | IP Address |
| 2020-12-02 | 122.224.49.204 (ClassC) |
| 2020-12-02 | 122.224.49.207 (ClassC) |
| 2020-12-02 | 122.224.49.210 (ClassC) |
| 2024-04-20 | 222.186.18.220 (ClassC) |
| 2024-07-23 | 157.185.156.117 (ClassC) |
| 2025-06-28 | 157.185.145.81 (ClassC) |
| 2025-09-26 | 140.150.36.52 (ClassC) |
| Date | Domain | IP |
| cdn.fei.ets100.com | 2024-11-16 | 138.113.19.16 |
| cdnfei.ets100.com | 2024-04-12 | 180.97.251.232 |
| assistantcdn.ets100.com | 2025-05-07 | 157.185.180.41 |
| cdnsubject.ets100.com | 2024-04-20 | 222.186.18.220 |
| www.ets100.com | 2025-08-04 | 203.107.36.189 |