Email Validator
Quickly check if an email address is properly formatted.
Note
Format check only for now. Deliverability verification (DNS/SMTP) coming soon.
About this Email Validator
Validate email address format quickly. Checks syntax (local part, @, domain), common typos, and invalid patterns. Use before sending or storing emails. Does not verify deliverability—only format. All in your browser.
Key Features
Format validation
Syntax check
Common typo hints
Instant result
Works in browser
How to Use
Enter or paste an email address
View valid/invalid and any hints
Fix and recheck if needed
Popular Use Cases
Form validation
Data cleaning
Signup flows
Contact lists
Tips & Best Practices
Format valid does not mean the mailbox exists. For deliverability use an email verification service.
Frequently Asked Questions
Does this check if the email exists?
No. This tool only validates format (syntax). It does not send mail or check if the address is deliverable.
What makes an email invalid?
Missing @, invalid characters, bad domain format, or other syntax issues. The tool will indicate what is wrong.
Related tools
Encode or decode HTML entities and special characters.
Perform DNS lookups to find IP addresses, MX records, and other DNS information.
Test your actual internet connection speed, ping, and performance metrics with detailed analysis and troubleshooting tips.
Check HTTP headers and response information from websites, including redirect chain.
Check and analyze URL redirects and chains.