Registro IPv4
host: fisica.ru
class: IN
ttl: 3600
type: A
ip: 195.2.88.57

Servidores DNS Principal (mname) y Secundario (rname)
host: fisica.ru
class: IN
ttl: 3600
type: SOA
mname: ns1.rsnx.ru
rname: arik.fisica.ru
serial: 2021011967
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: fisica.ru
class: IN
ttl: 3600
type: MX
pri: 100
target: mail.fisica.ru