Email Checker
Mail7.net is a email validator tool for single and bulk email validation. Check if email address is valid with professional email checker.
Our email checker tools help you ensure that email addresses exist and are deliverable. Improve your email deliverability with professional email validation.
🚀 Also available as Chrome Extension - Validate emails on any website!Single Check
Quick validation of a single email address
Bulk Check
Validate up to 1000 email addresses at once
Why Choose EmailValidator?
Security
All validations are performed locally, your data is not stored
Speed
Fast validation using modern technologies
Accuracy
Multi-level validation: format, MX records, SMTP connection
How Does Validation Work?
Format Check
Email address syntax validation
MX Records
Check for mail servers
SMTP Test
Check mail server availability
Result
Detailed validity report
Frequently Asked Questions
What is email checker?
An email checker is a tool that validates email addresses to determine if they are valid and deliverable. Our email checker performs multiple checks including format validation, MX records verification, and SMTP connection testing to ensure email addresses actually exist.
How to verify if an email address is valid?
To verify if an email address is valid, use our free email checker tool. Simply enter the email address and our system will check the format, verify MX records exist, and test SMTP connectivity to confirm the email address is deliverable.
How to check if an email is valid?
Check if an email is valid by using our email validator tool. Our email checker performs comprehensive validation including syntax checking, domain verification, and server connectivity testing to ensure the email address exists and can receive messages.
How to check bulk email is valid or not?
To check if bulk emails are valid, use our bulk email checker tool. You can upload a file with multiple email addresses or paste them directly. Our bulk email validator will process up to 1000 emails at once and provide detailed results for each address.
What are the benefits of email validation?
Email validation helps improve deliverability rates, reduce bounce rates, protect sender reputation, save costs on email campaigns, ensure compliance with regulations, and achieve better engagement with valid recipients.
Is email validation free?
Yes, our email validation service is completely free. You can validate single email addresses and bulk email lists up to 1000 emails per request without any cost or registration required.
Complete Email Validation Guide
What is Email Validation?
Email validation is a comprehensive process that verifies whether an email address is valid, active, and can receive messages. It's crucial for businesses, marketers, and developers who need to ensure their email communications reach their intended recipients.
Benefits of Email Validation
- • Improve email deliverability rates
- • Reduce bounce rates and spam complaints
- • Protect sender reputation
- • Save costs on email campaigns
- • Ensure compliance with regulations
- • Better engagement with valid recipients
Common Email Issues
- • Invalid email format
- • Non-existent domains
- • Disposable email addresses
- • Catch-all email addresses
- • Inactive or abandoned accounts
- • Typographical errors
Our Validation Process
Syntax Check
Validates email format and structure
DNS Verification
Checks MX records and domain validity
SMTP Test
Verifies mailbox existence
When to Use Email Validation
Clean your email lists before sending
Verify emails during sign-up
Maintain clean databases
Detect fake email addresses
Validate prospect emails
Real-time validation in apps
Get Started Today
Email Validation Statistics
99.9%
Accuracy Rate
<2s
Average Response Time
1M+
Emails Validated
100%
Privacy Protected
Email Validation Use Cases
Email Marketing
Clean your email lists before campaigns to improve deliverability rates and reduce bounce rates. Validate email addresses to ensure your marketing messages reach real recipients.
Lead Generation
Verify email addresses collected from forms, landing pages, and lead magnets. Ensure your sales team contacts only valid prospects with real email addresses.
Developer Tools
Integrate email validation into your applications using our REST API. Validate user registrations, contact forms, and data imports in real-time.
Email Validation Best Practices
Before Email Campaigns
- Validate all email addresses before sending campaigns
- Remove invalid and disposable email addresses
- Check for typos and formatting errors
- Verify domain existence and MX records
For Lead Generation
- Validate emails in real-time during form submission
- Use double opt-in for high-value leads
- Regularly clean your email database
- Monitor bounce rates and engagement metrics