SOA
Start of Authority
Primary NS
Mailbox
hostmaster.anhphu-jsc.com
Serial
2026082200
Refresh
3600
Retry
600
Expire
604800
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +mx +a +ip4:103.200.23.49 +include:_spf.mta.vietnix.com ~all