Validate Email Checker Semrush May 2026

| Metric | Semrush Email Verifier | Specialized Tools (e.g., ZeroBounce) | |--------|------------------------|---------------------------------------| | Syntax & MX check | ✅ 100% | ✅ 100% | | SMTP verification | ✅ 85–90% | ✅ 95–98% | | Catch-all detection | ⚠️ Partial (flags, but doesn’t verify individual mailboxes within) | ✅ Advanced AI + seed lists | | Disposable domains | ✅ Good | ✅ Excellent | | Spam trap identification | ❌ Not explicit | ✅ Yes |