Registro DMARC
v=spf1 -all

Registro IPv4
host: houstonairportsystem.org
class: IN
ttl: 573166
type: A
ip: 172.237.146.25

Registro IPv4
host: houstonairportsystem.org
class: IN
ttl: 573166
type: A
ip: 172.233.219.123

Registro IPv4
host: houstonairportsystem.org
class: IN
ttl: 573166
type: A
ip: 172.233.219.78

Registro IPv4
host: houstonairportsystem.org
class: IN
ttl: 573166
type: A
ip: 172.237.146.8

Registro IPv4
host: houstonairportsystem.org
class: IN
ttl: 573166
type: A
ip: 172.237.146.38

Registro IPv4
host: houstonairportsystem.org
class: IN
ttl: 573166
type: A
ip: 172.233.219.49

Servidores DNS Principal (mname) y Secundario (rname)
host: houstonairportsystem.org
class: IN
ttl: 604800
type: SOA
mname: ns1.parklogic.com
rname: hostmaster.parklogic.com
serial: 1
refresh: 86400
retry: 7200
expire: 1209600
minimum-ttl: 300

Servidor de Correo
host: houstonairportsystem.org
class: IN
ttl: 604800
type: MX
pri: 10
target: mx156.hostedmxserver.com

Información TXT
host: houstonairportsystem.org
class: IN
ttl: 604800
type: TXT
txt: v=spf1 -all
entries: Array