| Date | IP Address |
| 2025-11-14 | 42.51.10.157 (ClassC) |
| Date | Domain | IP |
| mailgate.kakaent.com | 2025-11-14 | 42.51.10.157 |
| smtpauth.kakaent.com | 2025-11-14 | 42.51.10.157 |
| email.kakaent.com | 2025-11-14 | 42.51.10.157 |
| m.kakaent.com | 2025-11-14 | 42.51.10.157 |
| mailx.kakaent.com | 2025-11-14 | 42.51.10.157 |