Registro DMARC
v=DMARC1; p=none; rua=mailto:hhmartin@uninet.com.mx; ruf=mailto:hhmartin@uninet.com.mx

Registro IPv4
host: mi.telmex.com
class: IN
ttl: 300
type: A
ip: 200.57.141.202

Información TXT
host: mi.telmex.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:200.57.144.0/25 ip4:187.191.73.0/24 ip4:200.57.141.0/24 ip4:148.235.52.0/26 a a:smtpr.prodigy.net.mx include:rp.oracleemaildelivery.com ~all
entries: Array