| Date | IP Address |
| 2019-04-13 | 85.13.147.201 (ClassC) |
| 2025-12-10 | 85.13.163.93 (ClassC) |
| Date | Domain | IP |
| imap2.capital-idea.de | 2025-07-10 | 85.13.163.93 |
| secure.capital-idea.de | 2025-12-07 | 85.13.163.93 |
| mailgate.capital-idea.de | 2025-12-03 | 85.13.163.93 |
| remote.capital-idea.de | 2025-12-08 | 85.13.163.93 |
| postmaster.capital-idea.de | 2025-12-05 | 85.13.163.93 |
| mailhost.capital-idea.de | 2025-12-04 | 85.13.163.93 |
| mailx.capital-idea.de | 2025-12-03 | 85.13.163.93 |