Registro IPv4
host: doctor.webmd.com
class: IN
ttl: 300
type: A
ip: 172.64.144.197

Registro IPv4
host: doctor.webmd.com
class: IN
ttl: 300
type: A
ip: 104.18.43.59

Servidores DNS Principal (mname) y Secundario (rname)
host: doctor.webmd.com
class: IN
ttl: 1800
type: SOA
mname: cloe.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2361687365
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Información TXT
host: doctor.webmd.com
class: IN
ttl: 300
type: TXT
txt: ca3-f6585c3680a94cbebb44dc6a61f8c7b8
entries: Array