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Credit Balance

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Total Verifications

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API Keys

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API Key

Use this key in the X-API-Key header

Test Verification

Try a single email address

Verify a list

Upload a CSV or TXT file — we'll find the email addresses automatically.

Drag & drop your file here, or browse

CSV or TXT · up to 10,000 emails · we auto-detect the email column

Recent bulk jobs

Live status of your last batches. We also email you when each one finishes.

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Understanding Responses

Key Fields

is_valid Primary indicator — true means deliverable
status Detailed verification result
is_catch_all Domain accepts all — use with caution
is_disposable Temporary email — low quality

Status Values

valid Safe to send
invalid Will bounce
catch_all Accepts everything
unknown Could not verify (free)
do_not_mail Risky (disposable/role)

Recommendation: Only send to addresses where is_valid: true AND is_disposable: false.

API Usage 
curl -X POST /api/v1/verify/single \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"email": "[email protected]"}'