Registro DMARC
_globalsign-domain-verification=jWXH8MxIo1sG2EFJsiEpnuO9wp0jD9JzvI_IqGHnUF

Registro DMARC
_globalsign-domain-verification=jWXH8MxIo1sG2EFJsiEpnuO9wp0jD9JzvI_IqGHnUF

Registro IPv4
host: thcstruongcongthan.edu.vn
class: IN
ttl: 360
type: A
ip: 117.5.229.196

Servidores DNS Principal (mname) y Secundario (rname)
host: thcstruongcongthan.edu.vn
class: IN
ttl: 2560
type: SOA
mname: ns2.viettelidc.com.vn
rname: hostmaster.thcstruongcongthan.edu.vn
serial: 1746644707
refresh: 16384
retry: 2048
expire: 1048576
minimum-ttl: 2560