| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| os4.com | SOA | 7200 | ns1.topdns.me hostmaster@os4.com 1616786324 10800 3600 432000 38400 | |
| os4.com | NS | 7200 | ns3.topdns.me | |
| os4.com | NS | 7200 | ns2.topdns.me | |
| os4.com | NS | 7200 | ns1.topdns.me | |
| os4.com | MX | 7200 | 5 | mxext5.os4.com |
| os4.com | MX | 7200 | 1 | mxext1.mailbox.org |
| os4.com | MX | 7200 | 3 | mxext3.mailbox.org |
| os4.com | MX | 7200 | 2 | mxext2.mailbox.org |