Registro IPv4
host: tech4u.app
class: IN
ttl: 90
type: A
ip: 72.251.7.22

Registro IPv4
host: tech4u.app
class: IN
ttl: 90
type: A
ip: 72.251.7.23

Servidores DNS Principal (mname) y Secundario (rname)
host: tech4u.app
class: IN
ttl: 3600
type: SOA
mname: ns1.lander.d.parity.domains
rname: hostmaster.lander.d.parity.domains
serial: 7
refresh: 7200
retry: 3600
expire: 1209600
minimum-ttl: 60