Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc-agg-feed@ofdp.irs.gov,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:dmarc-for-feed@ofdp.irs.gov; fo=1

Registro IPv4
host: irs.gov
class: IN
ttl: 7200
type: A
ip: 152.216.11.110

Registro IPv4
host: irs.gov
class: IN
ttl: 7200
type: A
ip: 152.216.7.110

Servidores DNS Principal (mname) y Secundario (rname)
host: irs.gov
class: IN
ttl: 900
type: SOA
mname: ns1.irs.gov
rname: it\.aciouns\.external\.dns\.admin.irs.gov
serial: 2010091041
refresh: 1800
retry: 900
expire: 2419200
minimum-ttl: 900

Servidor de Correo
host: irs.gov
class: IN
ttl: 7200
type: MX
pri: 10
target: emgc.irs.gov

Servidor de Correo
host: irs.gov
class: IN
ttl: 7200
type: MX
pri: 10
target: emge.irs.gov

Servidor de Correo
host: irs.gov
class: IN
ttl: 7200
type: MX
pri: 20
target: emgw.irs.gov

Información TXT
host: irs.gov
class: IN
ttl: 7200
type: TXT
txt: v=spf1 ip4:152.216.0.0/20 ip6:2610:30::/32 -all
entries: Array

Registro IPv6
host: irs.gov
class: IN
ttl: 7200
type: AAAA
ipv6: 2610:30:2000:402::110

Registro IPv6
host: irs.gov
class: IN
ttl: 7200
type: AAAA
ipv6: 2610:30:4000:402::110