Registro IPv4
host: irbpro.us
class: IN
ttl: 90
type: A
ip: 54.205.147.71

Registro IPv4
host: irbpro.us
class: IN
ttl: 90
type: A
ip: 3.229.241.123

Registro IPv4
host: irbpro.us
class: IN
ttl: 90
type: A
ip: 34.236.222.132

Registro IPv4
host: irbpro.us
class: IN
ttl: 90
type: A
ip: 54.227.184.137

Servidores DNS Principal (mname) y Secundario (rname)
host: irbpro.us
class: IN
ttl: 900
type: SOA
mname: ns-1483.awsdns-57.org
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400