| Date | IP Address |
| 2021-04-25 | 72.47.224.103 (ClassC) |
| 2026-02-24 | 107.180.46.167 (ClassC) |
| Date | Domain | IP |
| barracuda.dearestpostcards.com | 2026-02-24 | 107.180.46.167 |
| exchange.dearestpostcards.com | 2026-01-14 | 107.180.46.167 |
| antispam.dearestpostcards.com | 2026-02-24 | 107.180.46.167 |
| ftp.dearestpostcards.com | 2025-12-24 | 107.180.46.167 |
| authsmtp.dearestpostcards.com | 2026-01-14 | 107.180.46.167 |
| gw.dearestpostcards.com | 2026-02-24 | 107.180.46.167 |
| box.dearestpostcards.com | 2025-12-20 | 107.180.46.167 |
| gateway.dearestpostcards.com | 2026-01-14 | 107.180.46.167 |