9
records
IPv4 Addresses
TTL
classzone.vn. 3600 IN A 160.30.161.29
Name Servers
TTL
NS
—
1h
NS
—
1h
classzone.vn. 3600 IN NS ns1.matbao.vn. classzone.vn. 3600 IN NS ns2.matbao.vn.
Mail Servers
TTL
classzone.vn. 3600 IN MX 10 mx.zoho.com. classzone.vn. 3600 IN MX 20 mx2.zoho.com. classzone.vn. 3600 IN MX 50 mx3.zoho.com.
SOA Details
TTL
1h
Responsible
admin.matbao.com
Serial
2025101401
Times
Refresh
2h
Retry
30m
Expire
14d
Minimum TTL
1h
classzone.vn. 3600 IN SOA ns1.matbao.vn. admin.matbao.com. 2025101401 7200 1800 1209600 3600
DMARC
TTL
DMARC
Policy
none
1h
Subdomain Policy
none
Percentage
100
classzone.vn. 3600 IN DMARC v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; adkim=s; aspf=s
Text Content
TTL
TXT
SPF
v=spf1 include:zohomail.com ~all
1h
classzone.vn. 3600 IN TXT "v=spf1 include:zohomail.com ~all"