Validators · 100% free
Email Syntax Bulk Validator
Validate a list of email addresses for syntax (RFC 5322) and disposable-domain detection.
Email
Total emails
5
Valid
2
Disposable domain
1
Invalid syntax
2
✓ hello@example.com
⚠ disposable test@mailinator.com
✗ bad email@test.com
✓ user+tag@gmail.com
✗ no-at-sign.com
About this tool
Bulk email syntax check + flags common disposable email domains (mailinator, tempmail, etc).
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