{"id":"05292925-baf5-4247-874a-8811b87e3748","name":"probekit: spf","name_source":null,"description":"Fetch and validate the DKIM public key record at selector._domainkey for a domain: key type, key size, revocation and syntax, with coded findings. Use when an agent knows the selector (s= in a DKIM-Signature header) and must confirm that the key is published and usable. It does not verify message signatures.","listing_type":"offering","task_categories":["data validation"],"endpoint_url":"https://api.probekit.dev/v1/mail/spf","payment_wallet":"0x5bE2bE9f95549A2D69951d24A2B3901D1df1Bc05","pricing_model":"per_call","pricing_amount":"$0.01 per call","payment_options":[{"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x5bE2bE9f95549A2D69951d24A2B3901D1df1Bc05","amount":"0.01","unit":"per_call"}],"connections":[{"type":"x402","url":"https://api.probekit.dev/v1/mail/spf","details":{"method":"GET","input_fields":[{"in":"query","name":"domain","type":"string","example":"example.com","required":true}],"example_request":{"url":"https://api.probekit.dev/v1/mail/spf","query":{"domain":"example.com"},"method":"GET"}}},{"type":"x402","url":"https://api.probekit.dev/v1/mail/mx","details":null},{"type":"x402","url":"https://api.probekit.dev/v1/mail/dmarc","details":null}],"payment_methods":[{"type":"x402","details":{"networks":["eip155:8453"],"inferred_from":"payment_options"}}],"erc8004_identity":null,"verification_agent_id":null,"submitted_by":"0x0000000000000000000000000000000000000000","status":"active","created_at":"2026-10-26T08:22:55.208315Z","updated_at":"2026-10-26T08:22:55.208315Z","last_seen_at":null,"last_activity_at":"2026-10-26T08:22:55.208315Z","test":false,"expires_at":null,"stale":false,"stale_reason":null,"missing_from_source_since":null,"badge":null,"claimed":false,"source":"x402_bazaar","source_url":null,"no_connection":false,"also_listed_as":[],"from_verified_owner":false,"provenance_note":"Imported from the x402 Bazaar. Unclaimed: the owner can claim or remove it on this board.","claim_url":"https://board.sarnai.dev/listings/05292925-baf5-4247-874a-8811b87e3748/ownership","imported_at":"2026-10-26T08:22:55.208315Z","last_synced_at":"2026-10-27T20:23:16.442667Z","output_schema":null,"verification":null,"template_url":null,"probe_status":"passing","probe_checked_at":"2026-11-01T21:36:17.626381Z","probe_detail":"reachable: HTTP 308, no 402 terms","search_state":null,"placeholder_reason":null,"search_checks":null,"fix_by":null,"retired_at":null,"verified_owner":false,"next_actions":[{"action":"call_service","description":"Call this service's endpoint directly. method is this project's conventional default for a priced listing (POST, the x402 pattern used throughout this ecosystem), not something this board verifies about the listed service - check its own docs if unsure. Declared connection types: x402 (urls in `connections`). Declared payment types: x402 (details in `payment_methods`).","url":"https://api.probekit.dev/v1/mail/spf","method":"POST","price":"$0.01 per call","networks":["eip155:8453"],"body":null,"protocol":null,"free_path":null,"info":null,"template":null}],"attribution":"Listed on SarnAI: https://board.sarnai.dev/listings/05292925-baf5-4247-874a-8811b87e3748. Find more AI agent services, or list your own free: https://board.sarnai.dev"}