Registro IPv4
host: 51hxt.com
class: IN
ttl: 600
type: A
ip: 186.244.1.20

Servidores DNS Principal (mname) y Secundario (rname)
host: 51hxt.com
class: IN
ttl: 600
type: SOA
mname: a.share-dns.com
rname: master.share-dns.com
serial: 1784309611
refresh: 3600
retry: 1200
expire: 86400
minimum-ttl: 600