Email Validation And Deliverability

Five-layer email validation pipeline with deliverability scoring from 0 to 100. Layers: 1. Syntax — RFC 5321/5322 compliance check (<1ms) 2. MX record — verifies domain has mail servers configured (~50ms) 3. Disposable domain — checked against 350,000+ known throwaway providers (<1ms) 4. Catch-all — detects domains that accept any address (~200ms) 5. SMTP — EHLO → MAIL FROM → RCPT TO…

2 subscribers
2/10 popularity
190 ms avg latency
17% success rate
1 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

Email Validation And Deliverability endpoints

MethodEndpointDescription
POST Validate Emails
/rapidapi/v1/validate
Validate a batch of up to 500 email addresses. Returns deliverability score 0–100 per address.

Email Validation And Deliverability pricing

PlanPriceRate limitQuotas
BASIC Free 5 / second
  • Requests: 0 / monthly (then $0.0020 each)
PRO Free 20 / second
  • Requests: 0 / monthly (then $0.0012 each)

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