| Date | IP Address |
| 2020-12-07 | 99.86.112.40 (ClassC) |
| 2020-12-10 | 143.204.217.41 (ClassC) |
| 2020-12-11 | 143.204.217.17 (ClassC) |
| 2021-04-02 | 99.86.116.36 (ClassC) |
| 2021-04-21 | 99.86.116.122 (ClassC) |
| 2021-04-22 | 99.86.89.76 (ClassC) |
| 2021-04-22 | 99.86.89.70 (ClassC) |
| 2021-04-26 | 99.86.89.126 (ClassC) |
| 2021-05-06 | 13.225.209.22 (ClassC) |
| 2021-05-08 | 99.86.118.17 (ClassC) |
| 2021-08-30 | 13.225.206.22 (ClassC) |
| 2021-09-06 | 54.230.31.100 (ClassC) |
| 2021-12-09 | 99.86.186.128 (ClassC) |
| 2022-01-16 | 13.225.214.38 (ClassC) |
| 2022-06-19 | 99.86.114.23 (ClassC) |
| 2024-08-30 | 108.138.94.31 (ClassC) |
| 2024-10-05 | 108.138.94.123 (ClassC) |
| 2024-11-24 | 108.138.94.119 (ClassC) |
| 2024-12-26 | 108.138.94.25 (ClassC) |
| 2025-01-26 | 3.163.24.80 (ClassC) |
| 2025-02-22 | 3.163.24.77 (ClassC) |
| 2025-03-02 | 3.163.24.9 (ClassC) |
| 2025-04-06 | 3.163.24.79 (ClassC) |
| Date | Domain | IP |
| data.immowelt.at | 2024-01-16 | 204.246.191.121 |
| dev-data.immowelt.at | 2025-01-13 | 204.246.191.42 |
| dev-bewerbermappe.immowelt.at | 2024-05-13 | 52.29.228.199 |
| preview-bewerbermappe.immowelt.at | 2024-09-21 | 52.57.109.212 |
| r.meinbereich.immowelt.at | 2024-10-05 | 18.195.77.119 |
| content.cdn.immowelt.at | 2021-07-28 | 99.84.64.65 |
| objektanfragen.immowelt.at | 2025-04-05 | 3.126.12.152 |
| signin.immowelt.at | 2023-08-28 | 52.58.67.92 |
| dev.itp.immowelt.at | 2024-12-04 | 13.224.14.59 |
| customer.immowelt.at | 2023-08-28 | 54.93.192.163 |
| dev.immowelt.at | 2024-02-29 | 108.139.10.124 |
| r.meinbereich.dev.immowelt.at | 2024-08-20 | 18.197.166.9 |
| www.immowelt.at | 2024-08-30 | 108.138.94.31 |