{"uid":"cap_d5ppAr7YcL6y2TxBV_B9L","slug":"netintel-email-verify-161e05f9","name":"NetIntel Email Verify","description":"Verify an email address before you send: syntax + MX + disposable/role/free-provider detection in one call, boolean-first (deliverable, safe_to_send) with a machine-readable reason. DNS-level check only — does not confirm the individual mailbox exists (no SMTP probe). For a scored trust report instead of a yes/no gate, see /email-intel/analyze.","url":"https://netintel.dev/email/verify","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["email"],"properties":{"email":{"type":"string","description":"Email address to verify, 3-320 chars. Aliases: address, email_address, emailAddress, e, q, to"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"email":{"type":"string"},"domain":{"type":"string"},"reason":{"type":"string"},"result":{"type":"string","description":"deliverable | risky | undeliverable"},"mx_found":{"type":"boolean"},"disposable":{"type":"boolean"},"mx_records":{"type":"array","items":{"type":"string"}},"risk_flags":{"type":"array","items":{"type":"string"}},"role_based":{"type":"boolean"},"deliverable":{"type":"boolean"},"format_valid":{"type":"boolean"},"safe_to_send":{"type":"boolean"},"smtp_checked":{"type":"boolean"},"free_provider":{"type":"boolean"}}}}}}},"responseSchema":{"type":"json","example":{"email":"user@github.com","domain":"github.com","reason":"ok","result":"deliverable","mx_found":true,"disposable":false,"mx_records":["aspmx.l.google.com"],"risk_flags":[],"role_based":false,"deliverable":true,"format_valid":true,"safe_to_send":true,"smtp_checked":false,"free_provider":false}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_X_lkw7jG4OKMIhhIAmtSs","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verify an email address via syntax check, MX record lookup, and disposable/role/free-provider detection, returning a boolean deliverability verdict with a machine-readable reason code.","exampleAgentPrompt":"Can you check whether user@github.com is a real, deliverable email address — specifically whether the domain has MX records, whether it's a disposable or role-based address, and whether it's safe to send to?","exampleUseCases":[{"title":"Block disposable emails at signup","prompt":"Before we create this account for the email address temp-user@mailinator.com, check if it's a disposable or throwaway address — I only want to allow real, deliverable emails."},{"title":"Validate leads before CRM import","prompt":"I have a new lead with the email contact@acmecorp.io — can you verify whether the domain actually has MX records and whether it's safe to send a sales email to that address?"},{"title":"Flag role-based addresses in mailing list","prompt":"Check whether newsletters@bigcompany.com is a role-based email address like a generic inbox, and whether it's actually deliverable, so I can decide if I should include it in my campaign."}],"resultDescription":"A JSON object containing: the normalized email and domain, a result string (deliverable/risky/undeliverable), boolean flags for deliverable, safe_to_send, format_valid, mx_found, disposable, role_based, free_provider, and smtp_checked, a list of MX records found, a list of risk_flags describing issues, and a human-readable reason code summarizing the verdict.","failureModes":["Invalid or malformed email address returns format_valid: false with reason indicating syntax error","Domain has no MX records — mx_found: false, result: undeliverable","Address is on a known disposable provider list — disposable: true, result: risky or undeliverable","Rate limiting or quota exceeded returns HTTP 429","Domain DNS lookup timeout may cause delayed or failed MX resolution","Individual mailbox existence is not confirmed — smtp_checked is always false; a deliverable result does not guarantee the specific mailbox accepts mail"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost boolean gate (deliverable / safe_to_send) on an email address before sending, importing into a CRM, or creating an account — especially when you need disposable, role-based, and free-provider classification alongside MX validation. Prefer this over /email-intel/analyze when you need a simple yes/no decision rather than a scored trust report. Note that this performs DNS-level checks only and does not SMTP-probe the individual mailbox.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:48:14.072Z","isFirstParty":false}