SOA
Start of Authority
Primary NS
Mailbox
sysadmin.alwayson.com.bd
Serial
2026101201
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +a +mx +ip4:49.0.48.2 +ip4:117.58.240.162 +ip4:117.58.240.170 +ip4:118.179.154.186 ~all