Domain Lookup - WHOIS/RDAP, DNS, SSL & Email Security

Full domain security audit in one call: SSL/TLS, DNS, SPF/DKIM/DMARC, security headers, WHOIS, blacklist, tech stack — PLUS subdomain-takeover risk and public S3-bucket exposure detection, which no other domain-audit tool checks. Returns a 0-100 health score + fix list. No API key, no login.

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.

Domain Intel — WHOIS (RDAP), DNS, Email Security, SSL

yadroo/domain-intel

Domain intelligence for security, due diligence and AI agents: registrar, dates and status via RDAP, DNS over HTTPS, SPF/DMARC/DKIM audit, certificate history and subdomains from CT logs, website security headers and tech, risk flags. No API key.

Bulk domain intelligence: registrar, age and expiry via official RDAP (structured WHOIS), SSL certificate expiry and trust, DNS records (A/AAAA/MX/NS/TXT), plus clear warnings like "expires in 30 days". Registrant contact details are never extracted - registry facts only.

WHOIS Lookup, DNS Records Scraper - DMARC, SPF, DKIM Checker

snow_leo_data/whois-dns-lookup

Bulk domain lookup in one run: WHOIS and RDAP registrar with registration and expiry dates, DNS records including A, AAAA, MX, NS, TXT, CAA, and the SSL certificate issuer with days until expiry. Email security reads SPF, DKIM and DMARC. 1200 zones over RDAP plus 238 more over WHOIS port 43.

Domain Inspector — WHOIS/RDAP, DNS & SSL

hipersoft/domain-inspector

Inspect any list of domains: registrar, registration/expiry dates and status via RDAP; DNS records (A, AAAA, MX, NS, TXT, CNAME); and SSL certificate issuer and expiry. Bulk-ready, no setup. Great for domain portfolios, security audits and lead research.

Domain Intelligence API — DNS, RDAP & SSL

insight.solutions/domain-intelligence-api

Turn a list of domains into data. One row each: A, AAAA, MX, NS and TXT records, registrar, creation and expiry dates from RDAP, the TLS certificate, SPF and DMARC, plus who runs the email, DNS and hosting. No API key, no WHOIS scraping, no login.

Domain Health Audit: DNS, WHOIS, SSL, SPF, DKIM & DMARC

apifmcpfactory/domain-health-audit

Audit 1 to 5,000 domains for DNS, WHOIS, SSL, HTTP and email-authentication problems, and get the exact DNS records to publish to fix each one. Scored, exportable, with a client-ready report. Validated against RFC 9989. For people and AI agents.

WHOIS Domain Lookup: Operational Domain Intelligence

ryanclinton/whois-domain-lookup

Look up WHOIS and RDAP registration data for any domain in bulk. Get registrar details, creation and expiry dates, nameservers, domain age, registrant info, DNSSEC status, and EPP status codes -- all without needing any API key.

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.

Bulk DNS & Domain Checker — Records, WHOIS & Expiry

haketa/bulk-dns-checker

Check thousands of domains at once: A/AAAA/MX/TXT/NS records, SPF/DMARC/DKIM, mail provider, registrar, creation & expiry dates, nameservers and DNSSEC. Fast, cheap, keyless DNS & domain lookup for IT, security and domain portfolios.