SOA
Start of Authority
Primary NS
Mailbox
hostmaster.systemdns.com
Serial
1737679054
Refresh
604800
Retry
86400
Expire
300
Minimum TTL
60
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:_spf.hostedemail.com -all
175ff180-d9e9-11ef-91a9-d7da61ed874b