Email Checker Website Semrush <480p — 2K>
); );
// Format validation function validateFormat(email) const emailRegex = /^[^\s@]+@([^\s@.,]+.)+[^\s@.,]2,$/; return passed: emailRegex.test(email), message: emailRegex.test(email) ? 'Valid format' : 'Invalid email format' ; email checker website semrush
// Calculate overall score function calculateScore(checks) let score = 0; return passed: emailRegex.test(email)
if (checks.format.passed) score += 25; if (checks.domain.passed) score += 25; if (checks.mx.passed) score += 25; if (checks.disposable.passed) score += 15; if (checks.smtp.passed) score += 10; if (checks.format.passed) score += 25
app.listen(3000, () => console.log('Email checker running on port 3000'); ); <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Email Checker - Professional Email Validation Tool</title> <style> * margin: 0; padding: 0; box-sizing: border-box; body font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); min-height: 100vh; padding: 20px;
<div class="example-emails"> <label>Try these examples:</label> <div class="example-buttons"> <button class="example-btn" data-email="john.doe@gmail.com">Valid Gmail</button> <button class="example-btn" data-email="test@mailinator.com">Disposable</button> <button class="example-btn" data-email="user@nonexistentdomain.xyz">Invalid Domain</button> </div> </div> </div> </div>
.input-group margin-bottom: 30px;
