SOA
Start of Authority
Primary NS
Mailbox
cloud-dns-hostmaster.google.com
Serial
27
Refresh
21600
Retry
3600
Expire
259200
Minimum TTL
300
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
apple-domain=AdMa6PSEZnSrAtwZ
v=spf1 include:icloud.com include:mailgun.org ~all
A