📋 Email DMARC Auditor — SPF/DKIM/DMARC Bulk Check

Bulk-check domains for email setup & authentication over DNS: MX + provider, SPF, DMARC policy, DKIM selectors, with a deliverability score. One JSON row per domain.

DMARC, SPF & DKIM Validator

andok/dmarc-spf-dkim-validator

Validate email authentication DNS records to prevent spoofing and ensure high email deliverability for your domains.

Bulk Email DNS Audit Scraper

taroyamada/email-deliverability-portfolio-audit

Scrape domain DNS data to extract SPF, DKIM, DMARC, and BIMI records. Generate structured deliverability readiness reports for client portfolios.

DNS, WHOIS, SPF/DMARC, SSL Domain Audit

jungle_synthesizer/dns-domain-audit

Bulk domain audit covering DNS records, WHOIS registration, SPF/DMARC/DKIM email auth, SSL certificate, and reverse DNS. No browser, no proxy -- pure Node, sub-second per domain.

DMARC & Email Security Checker

taroyamada/dns-dmarc-security-checker

Validate domain infrastructure in bulk to boost email deliverability. Extract DMARC policies, SPF records, and MX configurations to keep outreach out of spam.

DNS Record Lookup — MX, SPF, DMARC & Email Security Checks

ryanclinton/dns-record-lookup

Look up DNS records for any domain in bulk -- A, AAAA, MX, NS, TXT, CNAME, and SOA -- with built-in email security analysis for SPF, DMARC, and DKIM. Process hundreds of domains in parallel, get structured JSON output, and integrate results into any pipeline via the Apify API.

Supernet Domain Health - Email Reputation Audit

superlativetech/supernet-domain-health

Email authentication and deliverability audit for any domain. Checks SPF, DKIM, DMARC, MX, blacklists, SSL, WHOIS, BIMI, MTA-STS — returns a 0-100 health score with actionable fixes. Sending or receiving mode. Batch thousands or query one via instant API.

Domain Lookup

greip/domain-lookup

Lookup and analyze domain names and retrieve detailed information including security status, email authentication records (SPF, DMARC, DKIM, MX, BIMI), creation date, and risk assessment. Perfect for domain verification, fraud prevention, and security analysis.

DMARC Checker

onescales/dmarc-checker

Simple DMARC record lookup tool. Check email security configuration for multiple domains in a single run.

Bulk DNS analysis. A records, MX, nameservers, hosting provider, email provider, SPF/DMARC status for any domain.