Registro IPv4
host: blo.gs
class: IN
ttl: 300
type: A
ip: 66.6.42.253

Servidores DNS Principal (mname) y Secundario (rname)
host: blo.gs
class: IN
ttl: 300
type: SOA
mname: ns1.automattic.com
rname: hostmaster.automattic.com
serial: 2018010902
refresh: 14400
retry: 7200
expire: 604800
minimum-ttl: 300