Email Deliverability Checker: Bulk SPF, DKIM & DMARC Audit

DNS Lookup – Bulk DNS Records, MX, SPF, DMARC & Reverse DNS

gazidev/bulk-dns-lookup

Bulk DNS lookup for thousands of domains: A, AAAA, MX, NS, TXT, CNAME, SOA, CAA, SPF checker with 10-lookup limit, DMARC, DKIM, MTA-STS, BIMI, reverse DNS, email-auth grade A–F, propagation check on 8 public resolvers, change monitoring with webhook. $1 per 1,000 domains.

Bulk Email Deliverability Checker - SPF, DKIM, DMARC, MX

codeblix/email-deliverability-checker

Audit thousands of domains for email authentication, DNS issues, and deliverability risk. Checks SPF, DKIM, DMARC, MX, DNSSEC, MTA-STS, TLS-RPT, BIMI. No login, no proxy, no API keys needed.

Domain WHOIS & DNS Lookup - Bulk Domain Intelligence

santamaria-automations/domain-whois-dns

Bulk domain intelligence — WHOIS records (registrar, dates, contacts), DNS records (A, MX, TXT, NS), and email provider detection. Perfect for B2B prospecting, security audits, domain monitoring, and data enrichment.

DMARC & Email Security Checker

taroyamada/dns-dmarc-security-checker

Validate email-domain infrastructure. No API key / no login. Open Input → leave defaults → Start (1 domain ≈ USD 0.008 total): https://console.apify.com/actors/PUumFXvaFfJrkaMF3/input

Bulk SPF, DKIM & DMARC Checker - Email Domain Health

byusuklu/email-domain-health-checker

Check any domain's email setup in seconds: MX, SPF (with lookup count), DKIM, DMARC policy, BIMI, MTA-STS and spam blocklists. Get a 0-100 score and plain-English fixes. Bulk, DNS only.

Email Deliverability Checker

blackfalcondata/email-deliverability-checker

Bulk email deliverability audit: SPF, DMARC, DKIM and DNSSEC records, MX configuration and domain blacklist status for every sending domain, rolled into an A-F inbox-readiness grade with a 0-100 score and incremental drift monitoring. $1 per 1,000 domains.

Email Domain Security Auditor — $0.50/1K

scrapesignal_labs/email-domain-security-auditor

Audit MX, SPF, DMARC, DKIM, MTA-STS, TLS-RPT, BIMI, DNS, provider, issues, and readiness score for domain lists.

Company domain in, verified email addresses out. MX checks, pattern detection, deliverability scoring. Stop bouncing.

Bulk DNS Records Lookup - A, MX, TXT, NS, CNAME

logiover/bulk-dns-records-lookup

Look up DNS records for thousands of domains at once — A, AAAA, MX, NS, TXT, CNAME, SOA and CAA — via DNS-over-HTTPS. Ideal for email deliverability (SPF/DMARC), security audits and migrations. No API key, export to CSV or JSON.

Security Headers Checker

pillowy_travel/security-headers-checker

Analyze HTTP security headers of websites and generate a security score. Detect missing headers like CSP, HSTS, X-Frame-Options, and more. Perfect for web security audits, vulnerability checks, learning, and automated monitoring.