SOA
Start of Authority
Primary NS
Mailbox
accounts.bigtuna.com
Serial
2026110401
Refresh
3600
Retry
7200
Expire
1209600
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:_spf.hostedemail.com include:spf.apptivo.com include:spf.apptivo.net include:_spf.google.com -all