Servidores DNS Principal (mname) y Secundario (rname)
host: d-566738.tinside.irccloud.com
class: IN
ttl: 1800
type: SOA
mname: dns1.irccloud.com
rname: team.irccloud.com
serial: 2025102221
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600