Registro IPv4
host: ygteacher.com
class: IN
ttl: 120
type: A
ip: 121.196.20.222

Servidores DNS Principal (mname) y Secundario (rname)
host: ygteacher.com
class: IN
ttl: 600
type: SOA
mname: dns.bizcn.com
rname: abuse.bizcn.com
serial: 344
refresh: 28800
retry: 14400
expire: 14400
minimum-ttl: 600

Registro IPv6
host: ygteacher.com
class: IN
ttl: 120
type: AAAA
ipv6: 2408:4005:3bc:9b7b:6090:22bb:dd78:8c08