{"resource":"https://agent402.tools/api/skill/email-deliverability","service":"Skill: Email deliverability","areas":["other"],"answering":true,"http_status":402,"latency_ms":326,"price_usdc":0.009,"buyers_30d":3,"calls_30d":4,"description":"Diagnose why a domain's email lands in spam: SPF posture, DMARC policy, DKIM key strength, MX targets, and a composite 0–100 score. Email deliverability skill pack: one x402 payment runs 6 underlying tools (spf-check, dmarc-check, dkim-look","id":"fc3f920e5697","category":"DNS and domains","checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/fc3f920e5697"}