Pricing

Pay per usage

Bulk SSL Certificate, WHOIS, DMARC & Noindex Checker

Bulk-check up to 1,000 domains: SSL certificate and domain expiry (RDAP/WHOIS), SPF, DMARC, CAA, DNSSEC, plus a noindex checker and robots.txt test: is a site accidentally blocking Google or Bing? 0-100 score, A-F grade, no WHOIS contact data. Free: you only pay Apify compute time.

Pricing

Pay per usage

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Monthly active users

4 days ago

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Bulk Domain Availability Checker + WHOIS (RDAP) Lookup

bridgeworks/domain-checker

Check thousands of domains at once: available or registered, plus registrar, creation and expiry dates, days until expiry, and nameservers. Check a name across many TLDs, or find domains expiring soon. Uses official RDAP, the modern WHOIS. Free.

Bridgeworks

Bulk WHOIS Lookup: Domain Age, Expiry, Registrar

thoob/rdap-domain-lookup

Looks up domain registration data through official IANA RDAP servers (the structured-JSON successor to WHOIS): registrar, key dates, status codes, nameservers, DNSSEC, and abuse contact. Clean fields, no mangled WHOIS text. Billed only per resolved domain.

Pono Data

GuardHawk — Domain Security Audit: SSL, DNS, Takeover Risk

inexhaustible_glass/domain-health-audit

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.

Hitman studio

SSL Certificate Checker

automation-lab/ssl-certificate-checker

SSL Certificate Checker connects to domains over TLS and inspects their SSL certificates. It returns structured data about certificate validity, expiry, issuer chain, TLS protocol version, cipher suite, and a security grade from A+ to F.

Automation Lab

Bulk WHOIS Domain Lookup: Age, Expiry, Registrar, DNS & SSL

fguiraud/bulk-whois-domain-lookup

Bulk WHOIS lookup for any list of domains or a Google Sheet: registrar, creation date, domain age, expiry date, registered or available, nameservers, DNS, MX, email provider, SPF/DMARC and SSL expiry. One flat row per domain, ready for Excel. RDAP + WHOIS for 1,000+ TLDs.

Fernando Guiraud

SSL Certificate Transparency Scraper (crt.sh)

chrisp1211/certificate-search-scraper-max

Scrape SSL/TLS certificate transparency logs from crt.sh for any domain. Great for security audits and subdomain discovery. Returns common name, subdomains (SANs), issuer and validity. Pay per certificate; empty runs free.

Christian Pichichero

Domain WHOIS Lookup - Age, Expiry, Registrar, DNS

george.the.developer/domain-whois-lookup

Look up WHOIS data, domain age, expiration date, registrar, nameservers, and DNS records for any domain. Bulk lookup supported.

George Kioko

SSL Certificate Inspector - TLS Audit & Expiry Monitor

santamaria-automations/ssl-certificate-inspector

Inspect SSL/TLS certificates for any domain: chain validation, expiry dates, cipher suites, TLS versions, subject alt names, issuer details, and security scoring. Export data, run via API, schedule and monitor runs, or integrate with other tools.

NanoScrape

Domain Intelligence MCP — DNS, WHOIS & SSL for AI Agents

nexgendata/domain-intelligence-mcp-server

MCP server exposing DNS, WHOIS, IP geolocation and SSL checks as agent tools. Connect Claude, Cursor, n8n or the OpenAI Agents SDK to live domain data.

NexGenData

Website Status Checker & Bulk Domain Check: Live, Parked, Dead

pvalyou/website-liveness-check

Bulk domain check, one verdict per domain with the evidence: live, stale, placeholder, redirected, parked, expired or dead, a 0 to 100 score and the reason. Plus WHOIS registration, domain age and expiry, email provider with SPF and DMARC, certificate, hosting and tech. $0.001 a domain.