What share of domains worldwide have no enforcing SPF record (absent, ~all soft-fail, or +all)? · Quiet Failures

72% What share of domains worldwide have no enforcing SPF record (absent, ~all soft-fail, or +all)?

-all (enforced) 27.66%~all (soft-fail) 50.75%?all / none 6.33%+all 0.06%>10 lookups 0.01%no record 15.19%

Quiet Failures. n=15,007 · CC BY 4.0