Registro DMARC
v=DMARC1; p=none; pct=100; rua=mailto:re+lmruczhoj75@dmarc.postmarkapp.com; sp=none; aspf=r;

Registro IPv4
host: sendemail.ch
class: IN
ttl: 300
type: A
ip: 167.235.173.102

Servidores DNS Principal (mname) y Secundario (rname)
host: sendemail.ch
class: IN
ttl: 1800
type: SOA
mname: ines.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2341076745
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: sendemail.ch
class: IN
ttl: 300
type: MX
pri: 10
target: mta.sendemail.ch

Información TXT
host: sendemail.ch
class: IN
ttl: 300
type: TXT
txt: google-site-verification=SFel7ikipbMIn27GuNHkEBuAMi_hFYjBU1_koSFt-U0
entries: Array

Información TXT
host: sendemail.ch
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:157.90.22.118 a include:_spf.eu.sparkpostmail.com include:sparkpostmail.com ~all
entries: Array