SOA
Start of Authority
Primary NS
Mailbox
admin.rental.software
Serial
1457
Refresh
3600
Retry
1800
Expire
604800
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:sendersrv.com include:spf.em.secureserver.net include:_spf.google.com include:mailSPF.smtp.com ~all
A