SPF Checker — Test Your SPF Record
Test your SPF record: lookup chain, include depth, and avoid “too many DNS lookups.” Understand softfail vs fail.
What we check
- •SPF record presence and syntax
- •Lookup chain and include depth
- •Too many DNS lookups (10-lookup limit)
- •Mechanisms: softfail (~) vs fail (-)
- •Common mistakes (missing records, invalid syntax)
How it works
- Enter your domain in the box above.
- We fetch the SPF TXT record and resolve includes.
- You see the full lookup chain and any errors.
How to read results
- •SPF record and mechanism list
- •Lookup count and depth
- •Softfail vs fail meaning
- •Common mistakes and fixes