Pricing

from $30.00 / 1,000 domain auditeds

Email Deliverability & Domain Posture Auditor

Audit email deliverability and domain posture in bulk: MX, SPF, DKIM (common selectors), DMARC policy, DNSSEC, MTA-STS, TLS-RPT, and BIMI. Returns a 0-100 posture score, a prioritized fix list, and per-record detail. Pure DNS-over-HTTPS — no scraping, no API keys.

Pricing

from $30.00 / 1,000 domain auditeds

Rating

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Bulk Domain Email Security Checker

automation-lab/bulk-domain-email-security-checker

Audit SPF, DMARC, MX, and DKIM DNS posture for bulk domain lists with scores, risk flags, and raw records.

Stas Persiianenko

Lead Quality & Outreach Readiness Auditor — Decide & Benchmark

ryanclinton/enrichment-quality-auditor

Audit lead lists before outreach. Every lead gets a quality score, trust score, and a use/verify/repair/enrich/reject decision, then rolls up to account health, pipeline risk, and a vendor benchmark of which source delivers usable leads. Works with Clay, Apollo, ZoomInfo, CSV.

Ryan Clinton

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

nexgendata/email-dmarc-auditor

Bulk email authentication audit. Parses SPF, DMARC, and DKIM records, returns deliverability score (0-100), and step-by-step remediation actions per domain.

NexGenData

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.

BowTiedRaccoon

B2B Lead Generation Suite - Find Emails, Score & Qualify Leads

ryanclinton/b2b-lead-gen-suite

All-in-one B2B lead pipeline. Enter company URLs, get enriched leads with emails, phone numbers, contacts, email patterns, quality scores (0-100), grades, and business signals from a 3-step automated pipeline.

Ryan Clinton

Lead Enrichment Pipeline — 5-47x Cheaper Than Clay

ryanclinton/lead-enrichment-pipeline

All-in-one lead enrichment: email discovery, phone finding, verification, company research, and lead scoring in one run. CSV or JSON in, scored leads out. $0.12/lead — 5-47x cheaper than Clay.

Ryan Clinton

1.0

(1)

🔒 SSL Certificate Checker — Bulk Expiry & Chain Monitor

nexgendata/ssl-certificate-checker

Bulk SSL/TLS certificate checker: for a list of domains, returns validity, expiry/days-remaining, issuer, subject, SANs, protocol, and cipher. For DevOps, security, and cert-expiry monitoring.

NexGenData

CVE Vulnerability Monitor — NVD, CISA KEV & EPSS

nexgendata/cve-vulnerability-monitor

Monitor new/updated CVEs by vendor or product, enriched with CISA KEV exploited-flag and EPSS exploit probability. Official NVD data, no login.

NexGenData

Dependency Advisory Monitor — OSV & GitHub Security

nexgendata/dependency-advisory-monitor

Scan npm, PyPI, Maven, Go & more dependencies for known vulnerabilities via OSV.dev and the GitHub Advisory Database. CI/CD-ready, no login.

NexGenData

DNS Lookup | Scrape Domain Records & Security Intelligence

datascoutapi/dns-lookup

DNS lookup scrapes 22 data points including 10 DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, PTR, CAA) + email security analysis ( SPF/DKIM/DMARC), SSL certificate checker, domain monitoring. Processes 100 domains per batch with security scoring.

halam

Bulk Email Deliverability Checker — MX, SPF, DKIM, DMARC & BIMI

logiover/bulk-email-deliverability-checker

Check email deliverability for thousands of domains in bulk. Verifies MX records, parses SPF policies, discovers DKIM selectors, parses DMARC tags and checks BIMI. Returns a detailed deliverability score per domain. No API key — ideal for cold email campaigns and email marketing audits.