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URL Validator – Check Syntax, Security & Domain

Validate URLs for proper syntax, safe schemes, and domain health before sending links or integrating third-party endpoints.

🟢 Runs locally · no uploads

URL Validator

Validate URLs with protocol detection, security analysis, and component breakdown

linkURL Address
0 chars•0 URL(s)•0 B
link

Enter URL to validate

Or drag and drop a file

Validation Result
task_alt

Validation result will appear here

Characters: 0Lines: 1Size: 0 B

lightbulbPopular Use Cases

link
Link Verification

Validate URLs in content management systems before publishing to prevent broken links

search
SEO Audits

Check URL structure and format for SEO best practices and canonical URLs

api
API Endpoint Testing

Validate API endpoint URLs before making requests to external services

input
Form Input Validation

Verify user-submitted URLs in forms, comments, and profile fields

scienceExample URLs

linkHTTPS Website
https://www.example.com
linkHTTP Page
http://example.com/page

keyboardKeyboard Shortcuts

keyboardShow shortcutsexpand_more
Ctrl+EnterValidate URL
Ctrl+LClear all

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› About this tool · FAQ

Stop sharing broken or dangerous links! Validate URLs instantly with comprehensive security analysis, domain verification, scheme checking, and SEO recommendations. Detects phishing attempts, malformed URLs, and accessibility issues. Perfect for web development, content management, and link safety. Free, works offline, unlimited validations.

How do I validate a URL?

Enter the URL, configure validation options (syntax, domain, security, SEO checks), and click Validate. The tool instantly analyzes URL structure, security level, domain format, and provides detailed validation results with recommendations.

Is this URL validator free?

Yes, completely free with unlimited validations. No signup required, no watermarks. All validation happens in your browser for complete privacy of URLs and links.

Are URLs uploaded to servers?

No, all URL validation happens locally in your browser. URLs never leave your computer, ensuring complete privacy for sensitive links and internal URLs.

What makes a URL valid or invalid?

URL validity depends on proper syntax (scheme://domain/path), valid domain names, supported schemes, safe characters, and adherence to RFC standards.

How does the security analysis work?

Security analysis checks for HTTPS usage, dangerous schemes (like javascript:), suspicious patterns, IP addresses, and potential phishing indicators.

Can it detect different types of URLs?

Yes, the tool can identify web URLs, API endpoints, file URLs, email links, and estimate the underlying technology based on patterns and extensions.

What are SEO-friendly URLs?

SEO-friendly URLs use lowercase letters, hyphens instead of underscores, descriptive words, and avoid excessive parameters or complex structures.

Does it check if URLs are reachable?

This tool validates URL structure and format but does not check if URLs are actually reachable or return valid responses. It focuses on syntax and security.