| Date | IP Address |
| 2021-01-10 | 162.159.211.11 (ClassC) |
| 2024-01-09 | 125.65.113.46 (ClassC) |
| 2024-09-11 | 211.149.140.190 (ClassC) |
| 2025-06-15 | 211.149.230.200 (ClassC) |
| 2026-02-06 | 211.149.140.172 (ClassC) |
| Date | Domain | IP |
| barracuda.gzhkon.com | 2024-01-09 | 125.65.113.46 |
| antispam.gzhkon.com | 2024-01-07 | 125.65.113.46 |
| imap.gzhkon.com | 2024-01-09 | 125.65.113.46 |
| a.mx.gzhkon.com | 2024-01-09 | 125.65.113.46 |