| Date | IP Address |
| 2021-03-11 | 18.195.231.212 (ClassC) |
| 2022-02-28 | 18.193.247.244 (ClassC) |
| 2024-01-12 | 211.152.148.88 (ClassC) |
| 2024-07-17 | 211.152.148.86 (ClassC) |
| 2024-08-19 | 172.234.195.53 (ClassC) |
| 2024-11-06 | 42.177.83.62 (ClassC) |
| 2024-11-19 | 101.72.224.225 (ClassC) |
| 2024-12-04 | 1.56.98.250 (ClassC) |
| 2024-12-04 | 101.69.99.43 (ClassC) |
| 2024-12-09 | 60.28.220.239 (ClassC) |
| 2024-12-22 | 61.241.148.73 (ClassC) |
| 2025-04-25 | 101.72.251.74 (ClassC) |
| 2025-05-16 | 36.249.64.204 (ClassC) |
| 2025-07-07 | 116.177.240.117 (ClassC) |
| 2025-07-17 | 14.205.93.56 (ClassC) |
| 2025-08-07 | 61.161.0.188 (ClassC) |
| 2025-08-19 | 119.36.225.123 (ClassC) |
| 2025-12-05 | 61.240.220.74 (ClassC) |
| 2025-12-08 | 116.162.169.11 (ClassC) |
| 2026-01-02 | 113.59.44.63 (ClassC) |
| 2026-02-01 | 112.84.131.64 (ClassC) |
| Date | Domain | IP |
| data.atstudy.com | 2024-01-12 | 34.224.154.88 |
| aigc.atstudy.com | 2026-01-16 | 116.196.150.173 |
| h.atstudy.com | 2024-08-22 | 211.152.148.29 |
| sim.atstudy.com | 2025-11-23 | 116.196.150.173 |
| cdn.atstudy.com | 2024-01-12 | 211.152.148.88 |
| www.atstudy.com | 2024-06-08 | 211.152.148.109 |