| Date | IP Address |
| 2015-07-13 | 184.168.221.96 (ClassC) |
| 2018-12-28 | 81.19.154.98 (ClassC) |
| 2019-11-30 | 85.13.141.2 (ClassC) |
| 2020-11-06 | 116.202.190.200 (ClassC) |
| 2026-02-05 | 78.46.192.154 (ClassC) |
| Date | Domain | IP |
| map.optin.at | 2025-05-30 | 88.198.176.136 |
| www.optin.at | 2024-09-23 | 78.46.192.154 |