| Date | IP Address |
| 2024-11-19 | 65.8.243.79 (ClassC) |
| 2025-05-02 | 18.172.122.122 (ClassC) |
| 2025-07-27 | 3.163.24.37 (ClassC) |
| 2025-10-04 | 3.163.24.109 (ClassC) |
| 2025-11-01 | 3.163.24.50 (ClassC) |
| Date | Domain | IP |
| alpha.inflearn.com | 2024-09-19 | 18.161.6.21 |
| vod.inflearn.com | 2024-05-25 | 99.84.66.33 |
| cote.inflearn.com | 2025-07-07 | 3.163.165.51 |
| account-api.inflearn.com | 2025-07-27 | 3.163.24.37 |
| cdn.inflearn.com | 2024-01-22 | 18.161.6.10 |
| business.inflearn.com | 2025-07-27 | 99.84.66.12 |
| account.inflearn.com | 2025-10-31 | 3.169.173.126 |
| www.inflearn.com | 2015-11-18 | 1.226.84.12 |