Registro IPv4
host: clubswan.com
class: IN
ttl: 2570
type: A
ip: 157.245.40.89

Servidores DNS Principal (mname) y Secundario (rname)
host: clubswan.com
class: IN
ttl: 1800
type: SOA
mname: ns1.digitalocean.com
rname: hostmaster.clubswan.com
serial: 1758875166
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 1800