Registro IPv4
host: bing.com.mx
class: IN
ttl: 995
type: A
ip: 204.79.197.219

Servidores DNS Principal (mname) y Secundario (rname)
host: bing.com.mx
class: IN
ttl: 78218
type: SOA
mname: ns1-204.azure-dns.com
rname: msnhst.microsoft.com
serial: 2013022201
refresh: 1800
retry: 900
expire: 2419200
minimum-ttl: 3600