Registro IPv4
host: istragrad.ru
class: IN
ttl: 3600
type: A
ip: 217.174.105.80

Servidores DNS Principal (mname) y Secundario (rname)
host: istragrad.ru
class: IN
ttl: 3600
type: SOA
mname: web-comp.ru
rname: root.web-comp.ru
serial: 2021030641
refresh: 3600
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: istragrad.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.istragrad.ru

Servidor de Correo
host: istragrad.ru
class: IN
ttl: 3600
type: MX
pri: 20
target: mail.istragrad.ru

Información TXT
host: istragrad.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:185.63.188.134 ip4:212.109.216.218 ip4:212.109.217.235 ip4:217.174.105.80 ip4:82.202.161.24 a mx ~all
entries: Array