Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc-report@lh.pl;

Registro IPv4
host: crest.com.pl
class: IN
ttl: 300
type: A
ip: 172.67.142.108

Registro IPv4
host: crest.com.pl
class: IN
ttl: 300
type: A
ip: 104.21.71.25

Servidores DNS Principal (mname) y Secundario (rname)
host: crest.com.pl
class: IN
ttl: 1800
type: SOA
mname: candy.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2418064058
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: crest.com.pl
class: IN
ttl: 300
type: MX
pri: 5
target: mail19.lh.pl

Información TXT
host: crest.com.pl
class: IN
ttl: 300
type: TXT
txt: google-site-verification=Ttue7cxJD3U8CczIttsRQWCQ27F72iPgwhOOsbg5MKs
entries: Array

Información TXT
host: crest.com.pl
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.lh.pl -all
entries: Array