Servidores DNS Principal (mname) y Secundario (rname)
host: mysinablog.com
class: IN
ttl: 21600
type: SOA
mname: ns1.sina.com.cn
rname: zhihao.staff.sina.com.cn
serial: 20050706
refresh: 3600
retry: 900
expire: 604800
minimum-ttl: 600

Información TXT
host: mysinablog.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:202.85.139.0/24 ip4:202.85.165.40/29 ip4:202.85.147.112/28 ~all
entries: Array