SOA
Start of Authority
Primary NS
Mailbox
awsdns-hostmaster.amazon.com
Serial
1
Refresh
7200
Retry
900
Expire
1209600
Minimum TTL
86400
NS
Nameservers
TXT
TXT Records
v=spf1 include:sendgrid.net include:_spf.google.com ~all
google-site-verification=SLxvyqFMIbJDnBaLcoBk-1lF_J80Ju7FJTR5_9C1hi4
A