Registro IPv4
host: backlinkbuilderexpress.com
class: IN
ttl: 90
type: A
ip: 140.188.13.92

Servidores DNS Principal (mname) y Secundario (rname)
host: backlinkbuilderexpress.com
class: IN
ttl: 600
type: SOA
mname: ns1.optiondoma.com
rname: duoxintv.gmail.com
serial: 1765138583
refresh: 7200
retry: 3600
expire: 1209600
minimum-ttl: 3600