| Date | IP Address |
| 2016-07-24 | 96.17.177.16 (ClassC) |
| 2018-06-10 | 204.188.136.157 (ClassC) |
| 2024-12-30 | 23.54.18.72 (ClassC) |
| 2025-02-24 | 23.46.228.12 (ClassC) |
| 2025-05-25 | 104.80.88.160 (ClassC) |
| 2025-09-09 | 23.46.228.17 (ClassC) |
| 2026-02-12 | 23.56.109.134 (ClassC) |
| Date | Domain | IP |
| wbc2016.frontiersin.org | 2024-12-30 | 23.54.18.72 |
| brand.frontiersin.org | 2025-05-17 | 99.84.66.65 |
| journal-cdn.frontiersin.org | 2016-03-08 | 184.86.240.57 |
| www.frontiersin.org | 2024-03-10 | 13.107.213.70 |