| Date | IP Address |
| 2025-08-02 | 217.175.24.112 (ClassC) |
| Date | Domain | IP |
| csweb.vorkuta.severstalgroup.com | 2025-07-05 | 217.175.26.67 |
| sip.vorkuta.severstalgroup.com | 2025-05-01 | 217.175.26.167 |
| lyncdiscover.vorkuta.severstalgroup.com | 2025-05-24 | 217.175.26.67 |
| autodiscover.vorkuta.severstalgroup.com | 2025-07-18 | 217.175.24.93 |
| meet.vorkuta.severstalgroup.com | 2025-07-01 | 217.175.26.67 |