Registro IPv4
host: bridgeblue.edu.vn
class: IN
ttl: 104
type: A
ip: 112.78.2.32

Servidores DNS Principal (mname) y Secundario (rname)
host: bridgeblue.edu.vn
class: IN
ttl: 3345
type: SOA
mname: ns1.dotvndns.vn
rname: hostmaster.bridgeblue.edu.vn
serial: 2020093002
refresh: 14400
retry: 3600
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: bridgeblue.edu.vn
class: IN
ttl: 106
type: MX
pri: 10
target: ASPMX.L.GOOGLE.COM

Información TXT
host: bridgeblue.edu.vn
class: IN
ttl: 106
type: TXT
txt: v=spf1 a mx ~all
entries: v=spf1 a mx ~all