| Date | IP Address |
| 2019-07-03 | 54.230.35.72 (ClassC) |
| 2019-07-03 | 54.230.35.80 (ClassC) |
| 2019-07-03 | 54.230.35.107 (ClassC) |
| 2019-11-05 | 143.204.29.2 (ClassC) |
| 2019-11-05 | 143.204.29.71 (ClassC) |
| 2019-12-10 | 52.85.34.254 (ClassC) |
| 2020-02-06 | 99.86.57.25 (ClassC) |
| 2020-05-09 | 13.225.64.116 (ClassC) |
| 2020-05-09 | 13.225.64.64 (ClassC) |
| 2020-05-13 | 13.225.245.14 (ClassC) |
| 2020-05-13 | 13.225.245.46 (ClassC) |
| 2020-05-16 | 54.230.29.54 (ClassC) |
| 2020-05-16 | 54.230.29.75 (ClassC) |
| 2021-01-11 | 13.35.118.105 (ClassC) |
| 2024-08-16 | 18.172.170.50 (ClassC) |
| 2024-12-18 | 3.165.160.96 (ClassC) |
| 2025-01-17 | 18.161.6.47 (ClassC) |
| 2025-04-11 | 18.161.6.17 (ClassC) |
| 2025-04-15 | 3.165.160.27 (ClassC) |
| 2025-09-03 | 18.161.6.97 (ClassC) |
| 2026-01-05 | 18.161.6.26 (ClassC) |
| Date | Domain | IP |
| www.mathnote.co.kr | 2025-04-08 | 18.161.6.47 |