Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc@laselva.edu.mx;

Registro IPv4
host: utselva.edu.mx
class: IN
ttl: 7664
type: A
ip: 187.218.121.42

Servidores DNS Principal (mname) y Secundario (rname)
host: utselva.edu.mx
class: IN
ttl: 7664
type: SOA
mname: jaguar.utselva.edu.mx
rname: paulino.utselva.edu.mx
serial: 2026052806
refresh: 3600
retry: 1800
expire: 2419200
minimum-ttl: 86400

Servidor de Correo
host: utselva.edu.mx
class: IN
ttl: 7664
type: MX
pri: 10
target: mail.utselva.edu.mx

Información TXT
host: utselva.edu.mx
class: IN
ttl: 7664
type: TXT
txt: v=spf1 a mx -all
entries: Array