DMARC Checker Bulk DMARC record lookup tool. Check email security configuration for multiple domains in a single run. ## Description DMARC (Domain-based Message Authentication, Reporting & Conformance) is an email authentication protocol that helps protect domains from unauthorized use like phishing and spoofing. This tool allows you to quickly verify DMARC records for one or thousands of domains at once. Perfect for: - Agencies auditing client email security - IT teams checking domain portfolios - Security researchers bulk-scanning domains - Sales teams qualifying leads by tech maturity ## Features - Bulk Processing — Check unlimited domains in a single run - Instant Results — Get DMARC status, policy, and reporting configuration for each domain - Export Ready — Download results as JSON, CSV, or Excel - Detailed Output — See the full raw DMARC record for each domain - Validation — Automatically detects valid, invalid, and missing DMARC records ## How to Use 1. Enter your domain name(s) (one per line or use bulk edit) 2. Click Start 3. View results in the Output tab or export to your preferred format No technical setup required. Just add your domains and run. ## Input | Field | Description | |-------|-------------| | Domains | List of domain names to check. Enter bare domain names only (e.g., example.com). Do not include http:// or https://. | ## Output Each domain returns one row with the following fields: | Field | Description | Example Values | |-------|-------------|----------------| | domain | The domain checked | example.com | | recordStatus | Whether a valid DMARC record exists | Valid / Invalid / Not Found | | domainPolicy | The DMARC policy (p= tag) | none / quarantine / reject | | reportingEnabled | Whether reporting is configured (rua/ruf tags) | true / false | | rawRecord | The full DMARC TXT record | v=DMARC1; p=reject; rua=mailto:... | ### Record Status Meanings - Valid — DMARC record exists with proper version (v=DMARC1) and policy (p=) tags - Invalid — Record exists but is malformed (missing version or policy) - Not Found — No DMARC record found at _dmarc.{domain} ## Contact / Support Questions or need additional features? Fill out the form at: 👉 https://docs.google.com/forms/d/e/1FAIpQLSfsKyzZ3nRED7mML47I4LAfNh_mBwkuFMp1FgYYJ4AkDRgaRw/viewform