{"resource":"https://agent402.tools/api/spf-check","service":"SPF check","areas":["other"],"answering":true,"http_status":402,"latency_ms":195,"price_usdc":0.001,"buyers_30d":3,"calls_30d":3,"description":"Fetch and validate a domain's SPF record (RFC 7208). Parses mechanisms (ip4/ip6/include/a/mx/all), counts DNS lookups against the famous 10-lookup limit, and flags the qualifier on `all` (-/fail, ~/softfail, ?/neutral). The first stop when ","id":"13892753f722","category":"DNS and domains","accuracy":null,"tool_calls":null,"checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/13892753f722"}