Registro IPv4
host: houston.ac
class: IN
ttl: 300
type: A
ip: 172.67.215.199

Registro IPv4
host: houston.ac
class: IN
ttl: 300
type: A
ip: 104.21.69.237

Servidores DNS Principal (mname) y Secundario (rname)
host: houston.ac
class: IN
ttl: 1800
type: SOA
mname: crystal.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2359528073
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Registro IPv6
host: houston.ac
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3030::6815:45ed

Registro IPv6
host: houston.ac
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3032::ac43:d7c7