| Date | IP Address |
| 2020-11-27 | 96.45.83.36 (ClassC) |
| 2024-07-06 | 96.45.83.155 (ClassC) |
| 2025-07-27 | 104.21.65.50 (ClassC) |
| 2025-07-30 | 172.67.140.169 (ClassC) |
| Date | Domain | IP |
| smtp1.leaddog.net | 2024-07-29 | 96.45.82.243 |
| imap2.leaddog.net | 2024-07-06 | 96.45.83.155 |
| server2.leaddog.net | 2024-07-13 | 96.45.83.155 |
| mx2.leaddog.net | 2024-08-04 | 96.45.82.2 |
| pop3.leaddog.net | 2025-04-20 | 172.67.140.169 |
| exchange.leaddog.net | 2024-07-27 | 96.45.82.243 |
| remote.leaddog.net | 2025-06-20 | 172.67.140.169 |
| smtpauth.leaddog.net | 2024-07-26 | 96.45.83.155 |
| email.leaddog.net | 2024-07-16 | 96.45.82.2 |
| mailin.leaddog.net | 2024-08-18 | 96.45.82.243 |
| pop.leaddog.net | 2025-05-13 | 104.21.65.50 |
| smtp.leaddog.net | 2025-06-20 | 104.21.65.50 |
| authsmtp.leaddog.net | 2024-07-30 | 96.45.83.155 |
| mailer.leaddog.net | 2025-06-20 | 104.21.65.50 |
| sniper.leaddog.net | 2024-07-17 | 96.45.83.155 |
| ns.leaddog.net | 2024-07-29 | 96.45.82.243 |
| mailx.leaddog.net | 2024-07-26 | 96.45.83.155 |