Registro DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@relay.renater.fr; ruf=mailto:dmarc@relay.renater.fr

Registro IPv4
host: ens-lyon.fr
class: IN
ttl: 2008
type: A
ip: 140.77.168.21

Servidores DNS Principal (mname) y Secundario (rname)
host: ens-lyon.fr
class: IN
ttl: 7200
type: SOA
mname: dns.ens-lyon.fr
rname: root.ens-lyon.fr
serial: 2025121508
refresh: 21600
retry: 3600
expire: 3600000
minimum-ttl: 7200

Servidor de Correo
host: ens-lyon.fr
class: IN
ttl: 4450
type: MX
pri: 20
target: mx2.relay.renater.fr

Servidor de Correo
host: ens-lyon.fr
class: IN
ttl: 4450
type: MX
pri: 20
target: mx1.relay.renater.fr

Información TXT
host: ens-lyon.fr
class: IN
ttl: 7200
type: TXT
txt: MS=F3E66FBE52E528A11B1F4DB8C7BFDDAFFD6931F1
entries: Array

Información TXT
host: ens-lyon.fr
class: IN
ttl: 7200
type: TXT
txt: google-site-verification=b4X2I2_m4paDIdixn4UlYuBxGcNOnPMZWi1jycPZ5p4
entries: Array

Información TXT
host: ens-lyon.fr
class: IN
ttl: 7200
type: TXT
txt: atlassian-domain-verification=xeE9GWbecoLzUAIWw3PlqtBIKzeYPQpT4Y1GqctRGb8AfZGDQwTFe8gYl2OwVG5Z
entries: Array

Información TXT
host: ens-lyon.fr
class: IN
ttl: 7200
type: TXT
txt: v=spf1   include:spf.ens-lyon.fr   +mx   -all
entries: Array