| @ IN SOA localhost.; origin
|
| ; email |
| ; serial (version) |
| ; refresh period (1800..86400) |
| ; retry interval (1200..7200) |
| ; expire time (14400..3600000) |
| ; default ttl (1800..172800) |
| @ IN NS dns01.example.com.
|
| @ IN NS dns02.example.com.
|
| @ IN MX 20 localhost.
|