Upload a CSV, get AI-powered verification results in minutes. Syntax checks, DNS lookups, SMTP probing, and confidence scores for every address.
Just need to check a single address? Try our free instant lookup →
Three steps. Upload your list, we verify every address, and you download clean results.
Upload a CSV or TXT file with your email addresses, or paste them directly. We accept lists up to 25,000 emails per batch.
Each email goes through syntax validation, DNS & MX lookups, SMTP mailbox probing, and AI-powered risk analysis in real time.
Get a detailed CSV report with confidence scores, AI verdicts, safe-to-send recommendations, and domain health analysis.
Every plan includes our full suite of verification features.
Syntax, DNS, MX, SMTP mailbox probing, and disposable domain detection in a single pass.
See MX records, SPF, DMARC, and email gateway detection for every domain in your list.
Each email gets a 0-100 confidence score, verdict, and a clear safe-to-send recommendation.
Download full verification results as CSV. Re-download past reports anytime from your dashboard.
Flags disposable addresses, catch-all domains, role accounts, and gibberish patterns automatically.
Process up to 25,000 emails in a single batch. Real-time progress tracking on every job.
Verify from your own code with the REST API, or from Claude Code, Claude.ai and Codex through MCP. Included with Pro, Business and Enterprise. Developer docs
Start free. Upgrade when you need more volume. Cancel anytime.
Create a free account and verify up to 100 emails every month. No credit card needed. Upgrade anytime.
Start Freeor verify a single email free — no signup required.