| Date | IP Address |
| 2021-02-26 | 50.28.36.214 (ClassC) |
| 2026-01-18 | 104.21.71.24 (ClassC) |
| Date | Domain | IP |
| mail1.bytefrost.com | 2026-01-17 | 104.21.71.24 |
| mail4.bytefrost.com | 2026-01-18 | 104.21.71.24 |
| secure.bytefrost.com | 2026-01-17 | 104.21.71.24 |
| smtp.bytefrost.com | 2026-01-17 | 172.67.142.74 |
| autodiscover.bytefrost.com | 2026-01-16 | 104.21.71.24 |
| srv.bytefrost.com | 2026-01-17 | 172.67.142.74 |
| relay.bytefrost.com | 2026-01-17 | 104.21.71.24 |