| Date | IP Address |
| 2021-09-16 | 54.192.131.21 (ClassC) |
| 2021-09-16 | 54.192.131.7 (ClassC) |
| 2023-04-19 | 13.33.252.10 (ClassC) |
| 2023-09-23 | 18.160.10.10 (ClassC) |
| 2023-09-23 | 18.160.10.8 (ClassC) |
| 2024-07-27 | 204.246.191.95 (ClassC) |
| 2025-06-17 | 204.246.191.127 (ClassC) |
| 2025-09-07 | 3.169.173.98 (ClassC) |
| 2025-12-30 | 3.169.173.50 (ClassC) |
| 2026-01-14 | 3.169.173.92 (ClassC) |
| 2026-01-20 | 3.169.173.103 (ClassC) |
| Date | Domain | IP |
| static.frontendmasters.com | 2023-12-14 | 52.84.162.60 |
| cloud.frontendmasters.com | 2024-02-08 | 18.161.6.57 |
| api.frontendmasters.com | 2024-10-14 | 54.212.161.219 |
| search.api.frontendmasters.com | 2025-04-01 | 204.246.191.65 |
| px.api.frontendmasters.com | 2026-01-07 | 34.213.198.5 |
| captions.frontendmasters.com | 2024-07-27 | 204.246.191.95 |
| progress.frontendmasters.com | 2023-08-31 | 54.174.120.59 |
| www.frontendmasters.com | 2024-06-01 | 54.203.238.144 |