{"slug":"blackwood-state-email-check-b6c02542","name":"Email Validation | Blackwood","summary":"Use when you need email validation, to verify email addresses or validate email syntax and MX records before sending or signup. Do not use for confirming that the mailbox itself exists (no SMTP probe is done) or sending email. Returns JSON with email verification of one address: syntax, domain MX records, disposable, free and role-account flags, SPF and DMARC, and a verdict on whether the domain can receive mail for 0.005 USDC per call. Typical response time 800 ms (p95). Category: Data.","status":"unreachable","headings":[{"slug":"companies-people","title":"Companies, domains & people data"},{"slug":"email-messaging","title":"Email & messaging"}],"indexable":false,"listed_since":"2026-10-25T17:51:41.566331Z","sources":[{"source":"x402_bazaar","external_id":"https://x402-gateway.blackwoodstate8.workers.dev/v1/email-check","owner_address":"0x7f299708d49cbaf60815ac52d0b7d645e158a758","seen_at":"2026-11-14T10:29:17.385266Z","removed_at":null}],"endpoints":[{"url":"https://x402-gateway.blackwoodstate8.workers.dev/v1/email-check","host":"x402-gateway.blackwoodstate8.workers.dev","protocol":"x402","state":"unreachable","last_probe_at":"2026-11-10T15:15:16.998609Z","last_ok_at":null,"tools_count":null,"tools_changed_at":null,"uptime_24h":null,"uptime_30d":0.0}],"also_listed_as":[{"slug":"x402-gateway-blackwoodstate8-workers-dev-d7501910","name":"x402-gateway.blackwoodstate8.workers.dev"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":10,"last_paid_at":"2026-11-09T16:57:44.186Z","reported_at":"2026-11-14T10:29:17.385266Z"},"assessment":{"method":"2026.11.4","checks":[{"id":"answers","state":"fail","reason":"Has not answered a check yet."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 20 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"3 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":0,"applicable":4,"contradicted":false,"computed_at":"2026-11-14T23:17:47.099535Z"},"identity":{"endpoint_domains":["blackwoodstate8.workers.dev"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}