Registro IPv4
host: kra--21.cc
class: IN
ttl: 300
type: A
ip: 172.67.153.242

Registro IPv4
host: kra--21.cc
class: IN
ttl: 300
type: A
ip: 104.21.12.243

Servidores DNS Principal (mname) y Secundario (rname)
host: kra--21.cc
class: IN
ttl: 1800
type: SOA
mname: aaden.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2417350525
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800