| Date | IP Address |
| 2020-11-22 | 13.225.25.63 (ClassC) |
| 2020-12-19 | 13.33.46.32 (ClassC) |
| 2020-12-19 | 13.33.46.9 (ClassC) |
| 2020-12-19 | 13.33.46.107 (ClassC) |
| 2020-12-19 | 13.33.46.12 (ClassC) |
| 2021-03-31 | 13.225.29.33 (ClassC) |
| 2023-11-01 | 3.163.24.78 (ClassC) |
| 2024-04-15 | 3.163.158.49 (ClassC) |
| 2024-09-21 | 18.161.6.113 (ClassC) |
| 2024-12-22 | 3.163.158.17 (ClassC) |
| 2025-08-07 | 99.84.66.16 (ClassC) |
| 2025-08-11 | 99.84.66.67 (ClassC) |
| 2025-08-29 | 3.167.88.118 (ClassC) |
| 2025-09-01 | 18.161.6.5 (ClassC) |
| 2026-01-04 | 3.169.173.55 (ClassC) |
| 2026-02-02 | 18.161.6.107 (ClassC) |
| Date | Domain | IP |
| umweltpreis.stadtwerke-kiel.de | 2026-01-07 | 18.161.6.115 |
| www.stadtwerke-kiel.de | 2023-11-01 | 3.163.24.78 |