Bulk DMARC & SPF Lookup
Validate DMARC and SPF records for multiple domains at once. Get a complete email authentication overview across your entire domain portfolio.
Batch Processing
Check DMARC and SPF records for up to 50 domains in a single batch
File Upload
Upload .txt or .csv files containing your domain lists
Detailed Reports
Get DMARC and SPF security scores, issues, and recommendations per domain
About this Bulk DMARC & SPF Lookup Tool
This tool checks and validates both DMARC and SPF DNS records for multiple domains at once. It helps you quickly understand which domains have valid email authentication configured and which ones need attention — ideal for audits, migrations, or ongoing security hygiene across a portfolio of domains.
Who is it for?
- Security and IT teams auditing email authentication posture
- MSPs and consultants managing many client domains
- Domain portfolio owners and marketing operations teams
- Engineers preparing for DMARC enforcement (p=quarantine/reject)
Key features
- Validate DMARC and SPF records for up to 50 domains at once
- Flexible input: paste domains or upload .txt/.csv files
- Parallel DMARC policy and SPF sender authorization checks
- Security scoring for both DMARC and SPF per domain
- Table and card views with exportable CSV reports
New to email authentication? Read our guides onWhat is DMARC?,What is SPF?andWhat is DKIM?to learn how they protect your domain from spoofing and phishing.
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