| Date | IP Address |
| 2020-08-25 | 52.29.149.65 (ClassC) |
| 2020-09-25 | 18.196.59.206 (ClassC) |
| 2020-12-07 | 18.198.242.140 (ClassC) |
| 2021-04-23 | 3.64.82.26 (ClassC) |
| 2021-04-30 | 35.158.76.28 (ClassC) |
| 2022-06-23 | 3.120.45.208 (ClassC) |
| 2022-06-23 | 18.197.215.136 (ClassC) |
| 2022-08-17 | 3.120.96.138 (ClassC) |
| 2022-09-13 | 18.194.231.219 (ClassC) |
| 2022-09-13 | 52.29.233.192 (ClassC) |
| 2023-10-13 | 3.124.199.80 (ClassC) |
| 2024-02-09 | 52.28.253.122 (ClassC) |
| 2024-02-29 | 18.158.50.253 (ClassC) |
| 2024-04-15 | 52.29.21.48 (ClassC) |
| 2024-06-20 | 52.57.16.83 (ClassC) |
| 2024-07-03 | 18.184.123.10 (ClassC) |
| 2024-07-16 | 3.122.58.2 (ClassC) |
| 2024-09-01 | 3.67.161.182 (ClassC) |
| 2024-09-19 | 3.123.70.60 (ClassC) |
| 2024-10-04 | 18.193.64.199 (ClassC) |
| 2024-12-26 | 18.184.197.197 (ClassC) |
| 2025-04-29 | 52.29.119.63 (ClassC) |
| 2025-05-11 | 18.195.226.58 (ClassC) |
| 2025-08-07 | 18.198.204.71 (ClassC) |
| 2025-09-03 | 52.59.66.207 (ClassC) |
| 2026-01-06 | 35.156.57.119 (ClassC) |
| 2026-02-01 | 18.197.25.239 (ClassC) |
| Date | Domain | IP |
| www.lernstufen-mathe.de | 2023-10-13 | 18.192.188.225 |