| Date | IP Address |
| 2014-01-13 | 193.194.157.71 (ClassC) |
| 2015-01-01 | 23.65.5.163 (ClassC) |
| 2015-01-04 | 23.60.133.163 (ClassC) |
| 2015-01-06 | 23.61.69.163 (ClassC) |
| 2015-01-17 | 23.61.181.163 (ClassC) |
| 2016-08-24 | 23.41.69.163 (ClassC) |
| 2024-11-07 | 192.229.211.108 (ClassC) |
| 2025-02-07 | 23.204.100.149 (ClassC) |
| 2025-05-22 | 23.198.106.123 (ClassC) |
| 2025-07-31 | 23.196.145.101 (ClassC) |
| Date | Domain | IP |
| crl.ix.tcclass1.tcuniversal-i.trustcenter.de | 2015-01-30 | 23.61.69.163 |
| crl.ix.tcclass3.tcuniversal-i.trustcenter.de | 2024-11-07 | 192.229.211.108 |
| crl.tcuniversal-i.trustcenter.de | 2015-01-17 | 23.61.181.163 |