{"resource":"https://netintel.dev/email-auth","service":"NetIntel","areas":["other"],"answering":true,"http_status":402,"latency_ms":178,"price_usdc":0.002,"buyers_30d":5,"calls_30d":307,"description":"Email deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / anti-phishing readiness","id":"605b1b8cba5b","category":"DNS and domains","accuracy":null,"tool_calls":null,"checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/605b1b8cba5b"}