Registro IPv4
host: kra21-at.com
class: IN
ttl: 53
type: A
ip: 45.15.208.230

Servidores DNS Principal (mname) y Secundario (rname)
host: kra21-at.com
class: IN
ttl: 1553
type: SOA
mname: fonzie.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2417990072
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800