Registro DMARC
v=DMARC1; p=quarantine;rua=mailto:adminreport@ostec-group.ru;pct=100;sp=none; aspf=r;

Registro IPv4
host: ostec-group.ru
class: IN
ttl: 900
type: A
ip: 94.26.244.51

Servidores DNS Principal (mname) y Secundario (rname)
host: ostec-group.ru
class: IN
ttl: 3600
type: SOA
mname: a.ns.selectel.ru
rname: support.selectel.ru
serial: 2025051303
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 60

Servidor de Correo
host: ostec-group.ru
class: IN
ttl: 900
type: MX
pri: 20
target: mail2.ostec-group.ru

Servidor de Correo
host: ostec-group.ru
class: IN
ttl: 900
type: MX
pri: 10
target: mail.ostec-group.ru

Información TXT
host: ostec-group.ru
class: IN
ttl: 900
type: TXT
txt: v=spf1 mx a ip4:89.175.185.153/32 ip4:90.154.2.82/32 ip4:94.26.244.51/32 include:spf.get-n-post.ru include:amazonses.com include:mail.sent2mail.com include:mxsspf.sendpulse.com -all
entries: Array