SOA
Start of Authority
Primary NS
Mailbox
cloud-dns-hostmaster.google.com
Serial
16
Refresh
21600
Retry
3600
Expire
259200
Minimum TTL
300
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:spf-au.emailsignatures365.com include:44096333.spf07.hubspotemail.net -all
A