Registro IPv4
host: telmex.mx
class: IN
ttl: 2497
type: A
ip: 200.57.176.145

Servidores DNS Principal (mname) y Secundario (rname)
host: telmex.mx
class: IN
ttl: 2497
type: SOA
mname: ns8.telmex.com
rname: dominios.telmex.com
serial: 2026110900
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 3600

Información TXT
host: telmex.mx
class: IN
ttl: 2498
type: TXT
txt: v=spf1 -all
entries: