Registro IPv4
host: projectopen.io
class: IN
ttl: 300
type: A
ip: 104.21.21.197

Registro IPv4
host: projectopen.io
class: IN
ttl: 300
type: A
ip: 172.67.200.19

Servidores DNS Principal (mname) y Secundario (rname)
host: projectopen.io
class: IN
ttl: 510
type: SOA
mname: mack.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2399704273
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Registro IPv6
host: projectopen.io
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3033::ac43:c813

Registro IPv6
host: projectopen.io
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3035::6815:15c5