Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@ult.edu.cu; ruf=mailto:dmarc@ult.edu.cu; sp=reject

Registro IPv4
host: ult.edu.cu class: IN ttl: 21600 type: A ip: 200.14.53.67

Servidores DNS Principal (mname) y Secundario (rname)
host: ult.edu.cu class: IN ttl: 21600 type: SOA mname: ns.ult.edu.cu rname: root.ns.ult.edu.cu serial: 2025022705 refresh: 3600 retry: 1800 expire: 604800 minimum-ttl: 86400

Servidor de Correo
host: ult.edu.cu class: IN ttl: 21600 type: MX pri: 0 target: mail.ult.edu.cu

Información TXT
host: ult.edu.cu class: IN ttl: 21600 type: TXT txt: v=spf1 ip4:200.14.53.88 a mx:mail.ult.edu.cu include:_spf.google.com ~all entries: Array

Información TXT
host: ult.edu.cu class: IN ttl: 21600 type: TXT txt: google-site-verification=_I6o1umaJUxjrerwJ67cR_W3SCBhkyek2HvO29Uvs6w entries: Array


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