Registro DMARC
v=DMARC1; p=none; pct=100; rua=mailto:kythuat@tphcm.gov.vn

Servidores DNS Principal (mname) y Secundario (rname)
host: tphcm.gov.vn
class: IN
ttl: 3600
type: SOA
mname: dns1.hochiminhcity.gov.vn
rname: admin.dns1.hochiminhcity.gov.vn
serial: 31621
refresh: 900
retry: 300
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: tphcm.gov.vn
class: IN
ttl: 900
type: MX
pri: 20
target: gateway1.tphcm.gov.vn

Servidor de Correo
host: tphcm.gov.vn
class: IN
ttl: 900
type: MX
pri: 40
target: gateway2.tphcm.gov.vn

Servidor de Correo
host: tphcm.gov.vn
class: IN
ttl: 900
type: MX
pri: 10
target: gateway3.tphcm.gov.vn

Servidor de Correo
host: tphcm.gov.vn
class: IN
ttl: 900
type: MX
pri: 30
target: gateway4.tphcm.gov.vn

Información TXT
host: tphcm.gov.vn
class: IN
ttl: 900
type: TXT
txt: v=spf1 mx ip4:116.193.71.133 ip4:116.193.71.137   ip4:116.193.71.161  ip4:210.2.92.16  ip4:210.2.92.6 -all
entries: Array

Información TXT
host: tphcm.gov.vn
class: IN
ttl: 900
type: TXT
txt: _globalsign-domain-verification=rkNXi6SeRSUIW2PYrbi0Xd3BiJAQAYa61RoTGY6-68
entries: Array