| Date | IP Address |
| 2026-01-16 | 167.233.7.126 (ClassC) |
| Date | Domain | IP |
| apis-dev-qa.prof-schumann.com | 2024-07-26 | 3.120.67.64 |
| apis.prof-schumann.com | 2024-04-23 | 18.157.137.182 |
| apis-test.prof-schumann.com | 2024-11-21 | 18.159.180.127 |
| apis-dev.prof-schumann.com | 2024-06-11 | 3.73.202.201 |
| www.prof-schumann.com | 2026-01-16 | 167.233.7.126 |
| apis-test-surety.prof-schumann.com | 2023-10-25 | 52.59.46.252 |
| apis-dev-surety.prof-schumann.com | 2024-06-09 | 3.70.31.18 |