Registro DMARC
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Registro IPv4
host: uptonmclean.com
class: IN
ttl: 300
type: A
ip: 104.21.83.163

Registro IPv4
host: uptonmclean.com
class: IN
ttl: 300
type: A
ip: 172.67.178.105

Servidores DNS Principal (mname) y Secundario (rname)
host: uptonmclean.com
class: IN
ttl: 1800
type: SOA
mname: edna.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2342314921
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Información TXT
host: uptonmclean.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 -all
entries: Array

Registro IPv6
host: uptonmclean.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3037::6815:53a3

Registro IPv6
host: uptonmclean.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3031::ac43:b269