Correct SPF record using google apps
The following TXT record works for me: v=spf1 include:_spf.google.com ~all
spf
Too many DNS lookups in an SPF record
Answer recommended by Twilio Collective
How to create SPF record for multiple IPs?
Yes the second syntax is fine. Have you tried using the SPF wizard? https://www.spfwizard.net/ It can quickly generate basic and complex SPF records.