Verify your email list, increase your deliverability.

Start with email verification.

Verify your first email or list. Get cleaner lists, stronger campaigns, and higher delivery rates.

🛡️ GDPR Ready • 🌐 DNS & MX Validation • ⚡ Instant Verification • 🤖 AI Recommendations • 🔒 Privacy First

Not spam — trusted data

Lucenri Platform

Essential email deliverability tools in one platform.

Email Checker

Check a single email address and review invalid, risky, disposable, or uncertain signals before you act.

Disposable Email Checker

Review temporary and disposable email provider signals on a single address before you accept or store a contact.

Catch-All Email Checker

Review catch-all domain uncertainty so you can decide before relying on a mailbox that may not be specifically confirmed.

Email Validation API

Integrate REST email validation into your applications with structured JSON status categories for clearer product decisions.

Email Verification

Validates email addresses and detects risky and invalid contacts.

Bulk Email Verification

Upload CSV or TXT lists, review results, and download cleaner list output.

Blacklist Guardian

Monitors your domain and IP reputation and alerts you to blacklist risks.

Domain Scan

Discovers and verifies common addresses under a domain.

AI Recommendations

Generates AI-powered recommendations from your scan results.

Subject Line Lab

Analyzes subject lines and suggests improvements.

Analytics & Control Center

Shows scan history, quality scores, and list analytics in one place.

Inbox Placement (Beta)

Infrastructure being prepared to measure inbox placement for your sends.

How it works?

1 Upload your list

Drop a CSV/TXT file or type a single address — no setup needed.

2 Instant verification

Syntax, DNS/MX and available mailbox signals—layered checks in seconds.

3 Download clean results

Remove invalid addresses, lower bounces and reach more inboxes.

Why Lucenri wins

Built for deliverability teams who need speed, depth and privacy.

	Lucenri
Layered DNS, domain & conditional SMTP signals

Why teams trust Lucenri

Clean lists. Confident sends. Full transparency.

250Welcome credits for new members

Advanced verification

DNS + conditional SMTP signals

supported integrations

Stripe HubSpot Amazon Notion Microsoft Zapier Airtable

Syntax · DNS · MX · conditional SMTP

Lucenri

We work according to EU privacy law and publish clear legal documents — privacy policy, terms, and imprint. You can trust us with your lists.

Enterprise-ready email verification with privacy and compliance at the core.