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Email Verifier

tech.noahsarch/email-verifier · v0.1.1

Verify emails: syntax, MX, disposable, role, typo fix, optional SMTP probe, SPF/DMARC.

Connect Remote server

Terminal
claude mcp add --transport http email-verifier https://verify.noahsarch.tech/mcp --header "X-API-Key: <X_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "email-verifier": {
      "url": "https://verify.noahsarch.tech/mcp",
      "headers": {
        "X-API-Key": "<X_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "email-verifier": {
      "type": "http",
      "url": "https://verify.noahsarch.tech/mcp",
      "headers": {
        "X-API-Key": "<X_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://verify.noahsarch.tech/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 5 found in our last check

  • verify_email

    Full check of one address: RFC syntax and normalisation, domain existence and MX records (incl. null-MX and implicit-MX), disposable-provider list (10k+ domains), role account, free-mail provider, typo suggestion; optional SMTP RCPT probe with catch-all detection and optional SP…

  • verify_emails

    Same checks as verify_email for a list, run in parallel with per-domain DNS caching; returns per-address results, a summary by status, and `clean` (the deliverable ones). Charged per unique address. Example: emails ['[email protected]','[email protected]'], smtp_check false. Response: result with s…

  • domain_check

    Does the domain accept mail, which MX hosts, is it a disposable or free-mail provider, does it publish SPF and DMARC (and the DMARC policy)? Use before trusting a sender domain or when onboarding a company. Example: domain 'noahsarch.tech'. Response: result with status (delivera…

  • extract_emails

    Find every address in a block of text or HTML (deduped by default). Free. Pair with verify_emails. Response: result with status (deliverable | risky | undeliverable | invalid | unknown), reason, score 0–100, the checks run, plus data_confidence, estimated_items[], sources[], dat…

  • suggest_fix

    Fix common typos: gmial.com, hotmail.con, yaho.com, stray spaces/dots. Returns the suggestion (or null) and which fixes applied. Free. Example: email '[email protected]'. Response: result with status (deliverable | risky | undeliverable | invalid | unknown), reason, score 0–100, th…

Headers

NameDescription
X-API-Key
Optional, secret
API key from [email protected] (catalogue and free tools work without it)

Details

Endpointhttps://verify.noahsarch.tech/mcp (Streamable HTTP)
First published31 Oct 2026
Last updated31 Oct 2026
Registry nametech.noahsarch/email-verifier

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