| Date | IP Address |
| 2021-01-25 | 222.122.213.205 (ClassC) |
| 2026-02-15 | 222.122.213.182 (ClassC) |
| Date | Domain | IP |
| smtp01.samhwacrown.com | 2025-10-26 | 222.122.213.182 |
| mail11.samhwacrown.com | 2025-11-06 | 222.122.213.182 |
| relay2.samhwacrown.com | 2025-10-27 | 222.122.213.182 |
| exchange.samhwacrown.com | 2025-10-27 | 222.122.213.182 |
| webmail.samhwacrown.com | 2025-10-27 | 222.122.213.182 |
| outmail.samhwacrown.com | 2025-10-30 | 222.122.213.182 |
| po.samhwacrown.com | 2025-10-27 | 222.122.213.182 |
| spamfilter.samhwacrown.com | 2026-02-15 | 222.122.213.182 |
| postmaster.samhwacrown.com | 2025-10-27 | 222.122.213.182 |
| smtps.samhwacrown.com | 2025-10-26 | 222.122.213.182 |
| mailhost.samhwacrown.com | 2025-10-27 | 222.122.213.182 |
| out.samhwacrown.com | 2025-10-26 | 222.122.213.182 |
| mailgw.samhwacrown.com | 2025-11-06 | 222.122.213.182 |
| a.mx.samhwacrown.com | 2025-12-30 | 222.122.213.182 |
| box.samhwacrown.com | 2026-02-15 | 222.122.213.182 |