Registro IPv4
host: rutb.cn
class: IN
ttl: 300
type: A
ip: 104.21.31.148

Registro IPv4
host: rutb.cn
class: IN
ttl: 300
type: A
ip: 172.67.177.203

Servidores DNS Principal (mname) y Secundario (rname)
host: rutb.cn
class: IN
ttl: 1800
type: SOA
mname: austin.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2370356840
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Registro IPv6
host: rutb.cn
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3030::6815:1f94

Registro IPv6
host: rutb.cn
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3035::ac43:b1cb