Registro DMARC
v=DMARC1; p=reject; rua=mailto:dmarc-rua@ibkr.com.cn; ruf=mailto:dmarc_ruf@ibkr.com.cn; fo=1; pct=100; adkim=r; aspf=r

Registro IPv4
host: ibkr.com.cn
class: IN
ttl: 900
type: A
ip: 101.52.237.229

Servidores DNS Principal (mname) y Secundario (rname)
host: ibkr.com.cn
class: IN
ttl: 7200
type: SOA
mname: ns1.8hy.cn
rname: root.8hy.cn
serial: 2119051602
refresh: 14400
retry: 1800
expire: 1382400
minimum-ttl: 7200

Servidor de Correo
host: ibkr.com.cn
class: IN
ttl: 1800
type: MX
pri: 10
target: mxa-001fa301.gslb.pphosted.com

Servidor de Correo
host: ibkr.com.cn
class: IN
ttl: 1800
type: MX
pri: 10
target: mxb-001fa301.gslb.pphosted.com

Información TXT
host: ibkr.com.cn
class: IN
ttl: 1800
type: TXT
txt: v=spf1 include:spf-001fa301.pphosted.com include:spf.protection.outlook.com -all
entries: Array