SOA
Start of Authority
Primary NS
Mailbox
awsdns-hostmaster.amazon.com
Serial
1
Refresh
7200
Retry
900
Expire
1209600
Minimum TTL
86400
TXT
TXT Records
v=spf1 include:us._netblocks.mimecast.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:_spf.atlassian.net -all
A