SOA
Start of Authority
Primary NS
Mailbox
hostmaster.congdanh.vn
Serial
2025102051
Refresh
14400
Retry
3600
Expire
1209600
Minimum TTL
86400
NS
Nameservers
TXT
TXT Records
google-site-verification=nxlL59jez5Io4_BxhJIGhCo_rdniJQT8JAbhGDTXRHQ
v=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all
MS=ms57286086
A