SOA
Start of Authority
Primary NS
Mailbox
cloud-dns-hostmaster.google.com
Serial
5
Refresh
21600
Retry
3600
Expire
259200
Minimum TTL
300
TXT
TXT Records
v=spf1 include:_spf.google.com ~all
v=spf1 ip4:54.39.100.149 include:spf.web-dns1.com ip4:192.99.232.198 +a +mx ~all