Clean your lists, protect your sender reputation
Verify any email address instantly in real-time. Detect invalid accounts, spam traps, disposable emails, and catch-all servers.
Single Email Verification Test
Try our live API verification tool (Single API verification mode)
Advanced Verification Features
Comprehensive checks to ensure maximum list hygiene.
Domain & MX Check
Verify that the domain has active mail servers configured to receive emails.
Spam Trap Detection
Identify and filter out inactive accounts used to trap and block senders.
Syntax Validation
Automatically remove improperly formatted email addresses in real-time.
Disposable Email Check
Identify temporary, throwaway email accounts created for transient signups.
Real-time Single Verification API
Integrate our single email verification API endpoint directly into your registration forms, apps, and checkouts to block invalid email signups in real-time.
- Single API call for instant real-time checks (no bulk batch waiting)
- Sub-second response times with detailed deliverability signals
- Production Endpoint: https://verify.emailsendy.com/verify
- Simple REST JSON payloads with x-api-key authentication
curl -s -X POST https://verify.emailsendy.com/api/verify \
-H 'x-api-key: ev_your_key_here' \
-H 'content-type: application/json' \
-d '{"email":"someone@gmail.com"}'{
"email": "someone@gmail.com",
"result": "valid",
"signals": {
"isDisposable": false,
"isRoleAccount": false,
"mxAcceptsMail": true,
"smtpCanConnect": true,
"smtpIsDeliverable": true,
"smtpIsCatchAll": false,
"smtpIsDisabled": false,
"smtpHasFullInbox": false
},
"cached": false,
"checkedAt": "2026-06-11T12:00:00.000Z"
}Verify your list today
Clean your email list or integrate single-verification API into your app. High speed verification with comprehensive deliverability signals.