Registro IPv4
host: nulls.cc
class: IN
ttl: 604800
type: A
ip: 104.21.37.155

Registro IPv4
host: nulls.cc
class: IN
ttl: 604800
type: A
ip: 172.67.210.81

Servidores DNS Principal (mname) y Secundario (rname)
host: nulls.cc
class: IN
ttl: 604800
type: SOA
mname: graham.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415432026
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Registro IPv6
host: nulls.cc
class: IN
ttl: 604800
type: AAAA
ipv6: 2606:4700:3037::ac43:d251

Registro IPv6
host: nulls.cc
class: IN
ttl: 604800
type: AAAA
ipv6: 2606:4700:3036::6815:259b