| Name | TTL | Value |
|---|---|---|
| mx1.md.c3s2.iphmx.com | 3600 | 68.232.150.253Cisco Systems Ironport Division |
| mx1.md.c3s2.iphmx.com | 3600 | 68.232.150.254Cisco Systems Ironport Division |
| mx1.md.c3s2.iphmx.com | 3600 | 68.232.151.90Cisco Systems Ironport Division |
| mx1.md.c3s2.iphmx.com | 3600 | 68.232.151.91Cisco Systems Ironport Division |