| Date | IP Address |
| 2017-02-09 | 23.61.184.99 (ClassC) |
| 2023-08-26 | 96.7.156.138 (ClassC) |
| 2023-11-01 | 104.81.179.89 (ClassC) |
| 2023-11-12 | 23.6.240.212 (ClassC) |
| 2024-01-27 | 23.218.99.48 (ClassC) |
| 2024-07-27 | 184.28.32.154 (ClassC) |
| 2024-10-10 | 23.54.32.145 (ClassC) |
| 2024-11-10 | 23.39.17.131 (ClassC) |
| 2025-01-12 | 23.48.17.158 (ClassC) |
| 2025-01-22 | 23.204.243.148 (ClassC) |
| 2025-02-07 | 104.100.85.126 (ClassC) |
| 2025-03-03 | 23.201.33.133 (ClassC) |
| 2025-09-03 | 23.201.22.132 (ClassC) |
| 2026-01-15 | 23.218.99.148 (ClassC) |
| Date | Domain | IP |
| page.otto-office.com | 2026-01-08 | 35.186.221.135 |
| mobile.otto-office.com | 2023-08-26 | 96.7.156.138 |
| karriere.otto-office.com | 2023-08-26 | 96.7.156.138 |
| blog.otto-office.com | 2023-08-26 | 23.37.98.238 |
| api.otto-office.com | 2023-08-26 | 96.7.156.138 |
| m.otto-office.com | 2023-08-26 | 96.7.156.138 |
| app.otto-office.com | 2023-08-26 | 96.7.156.138 |
| newsletter.otto-office.com | 2023-08-26 | 96.7.156.138 |
| jobs.otto-office.com | 2023-08-26 | 96.7.156.138 |
| cdn-images.otto-office.com | 2023-08-26 | 96.7.156.138 |
| documents.otto-office.com | 2023-08-26 | 96.7.156.138 |
| news.otto-office.com | 2025-12-21 | 193.169.180.193 |
| www.otto-office.com | 2023-08-26 | 96.7.156.138 |