| Date | IP Address |
| 2023-09-01 | 18.192.130.124 (ClassC) |
| 2024-06-03 | 3.121.145.254 (ClassC) |
| 2024-06-10 | 18.185.183.216 (ClassC) |
| 2024-12-05 | 3.65.170.126 (ClassC) |
| 2025-01-02 | 52.58.71.199 (ClassC) |
| 2025-03-06 | 18.195.227.132 (ClassC) |
| 2025-05-14 | 52.59.33.122 (ClassC) |
| 2025-08-02 | 52.57.137.46 (ClassC) |
| 2025-08-15 | 52.59.134.124 (ClassC) |
| 2025-09-09 | 99.84.66.12 (ClassC) |
| 2026-02-08 | 3.169.173.11 (ClassC) |
| 2026-03-01 | 18.161.6.100 (ClassC) |
| Date | Domain | IP |
| speedtest01.stiegeler.com | 2026-02-15 | 185.6.123.45 |
| ns1.stiegeler.com | 2025-12-31 | 217.147.55.3 |
| ns2.stiegeler.com | 2025-12-31 | 217.147.55.11 |
| ns5.stiegeler.com | 2025-12-31 | 185.75.166.3 |
| portal.stiegeler.com | 2024-06-03 | 3.121.145.254 |
| staging.portal.stiegeler.com | 2024-12-26 | 52.58.71.199 |
| gaggenau.portal.stiegeler.com | 2026-02-04 | 18.161.6.113 |
| mail.stiegeler.com | 2025-07-07 | 217.147.60.40 |
| spri.aws.stiegeler.com | 2024-07-22 | 3.69.6.78 |
| www.stiegeler.com | 2025-12-31 | 18.196.185.229 |
| ds004652.3cx.rz.stiegeler.com | 2025-12-31 | 23.88.55.82 |
| ds004744.3cx.rz.stiegeler.com | 2025-12-31 | 23.88.102.99 |