Registro IPv4
host: pay4by.cc
class: IN
ttl: 600
type: A
ip: 121.127.249.243

Servidores DNS Principal (mname) y Secundario (rname)
host: pay4by.cc
class: IN
ttl: 180
type: SOA
mname: alan.dnspod.net
rname: freednsadmin.dnspod.com
serial: 1674469103
refresh: 3600
retry: 180
expire: 1209600
minimum-ttl: 180