| Date | IP Address |
| 2025-01-10 | 194.72.35.139 (ClassC) |
| Date | Domain | IP |
| webconf.frontier-silicon.com | 2024-11-13 | 194.72.35.144 |
| cam-exch.frontier-silicon.com | 2025-01-10 | 194.72.35.139 |
| m.frontier-silicon.com | 2024-11-13 | 185.71.184.107 |
| autodiscover.frontier-silicon.com | 2024-11-13 | 52.96.113.248 |
| moss.frontier-silicon.com | 2025-01-10 | 194.72.35.139 |
| extranet.frontier-silicon.com | 2024-11-13 | 194.72.35.138 |
| lyncwebservicesext.frontier-silicon.com | 2025-01-10 | 193.195.75.68 |
| av.frontier-silicon.com | 2024-11-14 | 194.72.35.145 |