| Date | IP Address |
| 2020-06-10 | 52.85.104.128 (ClassC) |
| 2020-06-10 | 52.85.104.6 (ClassC) |
| 2020-06-18 | 99.84.103.129 (ClassC) |
| 2020-06-18 | 99.84.103.95 (ClassC) |
| 2024-08-02 | 54.247.69.169 (ClassC) |
| 2024-08-08 | 52.212.52.84 (ClassC) |
| 2024-08-31 | 63.32.161.232 (ClassC) |
| 2024-12-24 | 15.197.129.158 (ClassC) |
| 2025-08-10 | 172.67.75.120 (ClassC) |
| 2026-01-12 | 104.26.9.185 (ClassC) |
| 2026-02-05 | 104.26.8.185 (ClassC) |
| Date | Domain | IP |
| api.hoelzle.ch | 2024-08-08 | 54.247.69.169 |
| crm.hoelzle.ch | 2024-03-08 | 99.84.66.97 |
| assets.hoelzle.ch | 2025-07-23 | 146.75.42.92 |
| www.hoelzle.ch | 2024-08-02 | 54.247.69.169 |