Before starting, lets understand what is SPF Record and its uses ? SPF Record is a Sender Policy Framework record. It is used by the mail servers to identify if the mails are coming from an authorized hosts or not. This helps to prevent spammers from sending mails using the Fake From address of your domain. Always avoid to keep multiple SPF Records for a domain. You can use the below domains to create or check if SPF Record is valid or not : 1. Create and check SPF record online (spf-record.com) 2. Free SPF Record Checker - Check SPF Record - SPF Record Lookup - DMARCLY 3. SPF Query Tool (kitterman.com)