SOA
Start of Authority
Primary NS
Mailbox
hostmaster.example.net
Serial
1649069811
Refresh
86400
Retry
86400
Expire
1209600
Minimum TTL
3600
TXT
TXT Records
v=spf1 mx ip4:185.30.20.18/32 ip4:185.30.21.18/32 ip4:185.30.23.18/32 ip4:185.30.21.115/32 ip4:185.30.21.116/32 ip4:185.30.20.116/32 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net -all