| Date | IP Address |
| 2018-06-18 | 13.32.28.134 (ClassC) |
| 2018-07-30 | 52.85.219.21 (ClassC) |
| 2018-11-18 | 52.84.94.113 (ClassC) |
| 2018-11-18 | 52.84.94.141 (ClassC) |
| 2018-11-18 | 52.84.94.220 (ClassC) |
| 2019-01-02 | 52.84.143.241 (ClassC) |
| 2019-01-02 | 52.84.143.57 (ClassC) |
| 2019-01-02 | 52.84.143.205 (ClassC) |
| 2019-04-10 | 99.84.41.66 (ClassC) |
| 2019-04-10 | 99.84.41.85 (ClassC) |
| 2019-04-10 | 99.84.41.93 (ClassC) |
| 2019-05-17 | 54.192.146.115 (ClassC) |
| 2020-10-12 | 13.225.25.118 (ClassC) |
| 2023-11-01 | 99.84.66.92 (ClassC) |
| 2026-01-17 | 141.255.180.80 (ClassC) |
| Date | Domain | IP |
| uva.sowiso.nl | 2025-08-21 | 3.163.24.47 |
| cloud.sowiso.nl | 2024-11-09 | 18.238.238.121 |
| accounting.sowiso.nl | 2021-07-24 | 99.84.64.96 |
| smtps.sowiso.nl | 2025-06-28 | 141.255.180.80 |
| calculus.sowiso.nl | 2024-08-24 | 3.163.24.35 |
| kruispunt.sowiso.nl | 2025-12-25 | 141.255.180.80 |
| www.sowiso.nl | 2023-11-01 | 99.84.66.58 |
| a.mx.sowiso.nl | 2025-09-05 | 141.255.180.80 |