{"slug":"api-delx-ai-api-v1-x402-spf-record-flags-2c9dc7","title":"Detect common SPF mechanisms present in a TXT record","host":"api.delx.ai","method":"POST","resource":"https://api.delx.ai/api/v1/x402/spf-record-flags","category":"market","description":"Detect common SPF mechanisms present in a TXT record. Call when quick SPF mechanism inventory without DNS lookup. Returns flags for include/a/mx/all as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory ","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1220,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"spf":"v=spf1 include:_spf.google.com ~all"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"properties":{"body":{"additionalProperties":true,"properties":{"spf":{"description":"SPF TXT record body","type":"string"}},"required":["spf"],"type":"object"},"bodyType":{"const":"json","type":"string"},"method":{"const":"POST","type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"additionalProperties":true,"description":"Bounded first-party JSON result; input is processed in memory and not retained.","properties":{"a":{"type":"boolean"},"all_mechanism":{"type":"boolean"},"include":{"type":"boolean"},"mx":{"type":"boolean"},"schema":{"type":"string"}},"type":"object"}},"required":["input","output"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":1220,"error":null}],"description_full":"Detect common SPF mechanisms present in a TXT record. Call when quick SPF mechanism inventory without DNS lookup. Returns flags for include/a/mx/all as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.","last_updated":"2026-09-19T15:57:20.808Z","schemes":["exact"]}