Registro DMARC
v=spf1 -all

Registro IPv4
host: usa.gob.us
class: IN
ttl: 3600
type: A
ip: 3.33.243.145

Registro IPv4
host: usa.gob.us
class: IN
ttl: 3600
type: A
ip: 15.197.204.56

Información TXT
host: usa.gob.us
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array