How to Use Free Online Email Validator Tool
Our comprehensive email validator checks email addresses for format validity, domain structure, and common issues. Simply paste your emails (separated by commas, semicolons, or new lines), and get detailed analysis with suggestions for corrections. No signup required, completely secure, and works offline after loading.
Key Features
- RFC 5322 compliant email validation with detailed format checking
- Batch processing - validate multiple emails simultaneously
- Component analysis - local part, domain, and TLD validation
- Disposable email detection for temporary email services
- Role-based address detection (admin, info, support, etc.)
- Smart typo correction with domain suggestions for common mistakes
- International domain support with Unicode characters
- Configurable validation settings (strict mode, suggestions)
- Detailed error reporting with specific validation failures
- Export results to CSV format for further analysis
- Visual validation status with color-coded results
- Copy functionality for individual emails and suggestions
- Comprehensive statistics - valid, invalid, warnings count
- Completely secure - all validation happens in your browser
- No signup or registration required
- Works offline after loading
Why Use This Email Validator?
Perfect for marketers, developers, and businesses who need to validate email lists, clean customer databases, or verify form inputs. Our tool goes beyond basic format checking to provide insights about disposable emails, role-based addresses, and common typos. Save time on email campaigns, reduce bounce rates, and improve data quality with comprehensive validation that includes suggestions for fixing invalid addresses.
Frequently Asked Questions
Is this email validator free to use?
Yes, our email validator is completely free with no limitations on the number of emails you can validate. No signup or subscription required.
How accurate is the email validation?
Our validator uses RFC 5322 standards and comprehensive format checking. While it cannot verify if an address actually receives mail, it accurately validates format and structure.
Can I validate multiple emails at once?
Yes, you can paste multiple emails separated by commas, semicolons, or new lines. The tool will validate all addresses and provide individual results for each.
What are disposable emails?
Disposable emails are temporary addresses from services like 10minutemail or tempmail. Our tool detects these to help you identify potentially low-quality email addresses.
Does it work with international domains?
Yes, our validator supports international domain names with Unicode characters and can be configured to allow or restrict non-ASCII domains based on your needs.
Can I export the validation results?
Yes, you can export all validation results to a CSV file that includes email addresses, validation status, errors, warnings, and suggestions.
Are my email addresses kept private?
Absolutely. All email validation happens locally in your browser. Your email addresses are never sent to our servers or stored anywhere.
What validation settings are available?
You can configure disposable email detection, role-based address checking, international domain support, typo suggestions, and strict validation mode.