Registro DMARC
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:mailadmin@science.gov,mailto:reports@dmarc.cyber.dhs.gov

Registro IPv4
host: science.gov
class: IN
ttl: 3600
type: A
ip: 192.107.175.71

Servidores DNS Principal (mname) y Secundario (rname)
host: science.gov
class: IN
ttl: 10800
type: SOA
mname: edns1.ultradns.com
rname: premiumdns.support.neustar
serial: 2019091938
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 10800

Servidor de Correo
host: science.gov
class: IN
ttl: 86400
type: MX
pri: 10
target: mxa-001d2d01.gslb.gpphosted.com

Servidor de Correo
host: science.gov
class: IN
ttl: 86400
type: MX
pri: 10
target: mxb-001d2d01.gslb.gpphosted.com

Información TXT
host: science.gov
class: IN
ttl: 86400
type: TXT
txt: v=spf1 ip4:192.107.175.91 ip4:192.107.175.93 ip4:205.254.128.11 ip4:205.254.128.12 ip4:205.254.128.13 ip4:205.167.107.4 ip4:205.167.107.5 include:spf.protection.outlook.com include:spf-001d2d01.gpphosted.com -all
entries: Array

Información TXT
host: science.gov
class: IN
ttl: 86400
type: TXT
txt: MS=ms55496101
entries: Array