Unverified50% confidenceFactExact time
In an SPF record, -all means rejecting all other sources, ~all means soft fail (mark but do not reject), and ?all means neutral with no judgment.
1
Sources
50%
Confidence
Long-term
Relevance
8/11/2026
First Seen
Sources
Cite This Claim
Stable URI
https://kongchang.com/claim/732520API
curl https://kongchang.com/api/v1/knowledge/claims/732520MCP
get_claim(id=732520)