Registro DMARC
v=DMARC1; p=reject; pct=100; fo=1; ri=86400; rua=mailto:dmarcreports@gsa.gov,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:dmarcfailures@gsa.gov

Registro IPv4
host: usability.gov
class: IN
ttl: 60
type: A
ip: 18.172.213.77

Registro IPv4
host: usability.gov
class: IN
ttl: 60
type: A
ip: 18.172.213.93

Registro IPv4
host: usability.gov
class: IN
ttl: 60
type: A
ip: 18.172.213.52

Registro IPv4
host: usability.gov
class: IN
ttl: 60
type: A
ip: 18.172.213.37

Servidores DNS Principal (mname) y Secundario (rname)
host: usability.gov
class: IN
ttl: 900
type: SOA
mname: ns-1783.awsdns-30.co.uk
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Información TXT
host: usability.gov
class: IN
ttl: 300
type: TXT
txt: v=spf1 -all
entries: Array