| Date | IP Address |
| 2021-08-16 | 184.25.237.131 (ClassC) |
| 2022-12-14 | 96.17.11.50 (ClassC) |
| 2023-06-14 | 2.19.176.80 (ClassC) |
| 2025-01-10 | 23.192.230.151 (ClassC) |
| 2025-01-19 | 23.59.88.195 (ClassC) |
| 2025-03-17 | 23.192.230.133 (ClassC) |
| 2025-05-02 | 23.55.167.8 (ClassC) |
| 2025-05-28 | 23.55.167.18 (ClassC) |
| 2025-11-02 | 23.59.88.239 (ClassC) |
| Date | Domain | IP |
| cloud.mail.wwf.ch | 2025-10-22 | 161.71.57.179 |
| image.mail.wwf.ch | 2025-01-10 | 23.192.230.151 |
| click.mail.wwf.ch | 2025-08-23 | 161.71.59.28 |
| view.mail.wwf.ch | 2025-09-02 | 161.71.61.26 |