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from $0.01 / 1,000 results

Website Tech Stack & Domain Intelligence (DNS, WHOIS, SSL)

Bulk-check domains: detect CMS, e-commerce, analytics and 7,000+ technologies, plus email provider (MX/SPF/DMARC), RDAP WHOIS registration & expiry, SSL certificate expiry and security headers. Homepage only, robots.txt respected.

Pricing

from $0.01 / 1,000 results

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leo zhu

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Tech Stack Detector - Wappalyzer & BuiltWith Alternative

clearfetch/tech-stack-detector

Detect the technologies behind any website: CMS, ecommerce platform, JavaScript frameworks, analytics, ad tech, CDN, hosting, email provider. 7,600+ fingerprints, versions and confidence scores. Clean JSON per website.

Nada Hanad

Tech Stack Detector Pro - BuiltWith Alternative

zhorex/tech-stack-detector

Detect 440+ technologies on any website for $0.005/URL: CMS, JS frameworks, analytics, hosting, CDN, security, payments and more. No proxy needed. The affordable BuiltWith alternative.

Sami

B2B Tech Stack & Metadata Scraper for AI Agents

generous_impactor/b2b-tech-stack-metadata-scraper-for-ai-agents

Extract rich firmographic data, contact info, technology stacks, and DNS/mail provider infrastructure from any company website in seconds. Designed specifically for AI Agents, n8n / Make workflows, and MCP (Model Context Protocol) integrations.

llio masta

Domain Intelligence: WHOIS, DNS & SSL Checker

datalantern/domain-intel

Bulk domain lookup: WHOIS/RDAP registrar, creation and expiry dates, DNS records (A, AAAA, MX, TXT), SPF and DMARC, email provider, and SSL certificate expiry for any list of domains.

Data Lantern

Domain Intelligence Scraper — WHOIS + DNS Posture — Prime Sieve

primesieve/domain-intelligence-scraper

One run gives you both WHOIS-style registration data and live DNS posture for any domain list: registrar, created/expiry dates, nameservers, DNSSEC, abuse contact, plus A/AAAA/MX/TXT/SPF/DMARC/CAA and privacy-protection flags. No API key, keyless RDAP + DNS-over-HTTPS.

Prime Sieve

Bulk Tech Stack Detector - BuiltWith/Wappalyzer Alternative

smiling_jubilance/website-tech-intelligence

Enter domains, get the full website technology stack: CMS detection, analytics and pixel detection, categories, versions, confidence and buying signals. A BuiltWith and Wappalyzer alternative at $0.008 per domain - charged only when a row is written.

Lake Sky

Tech Stack & Infrastructure Lookup

catalyst_prime/tech-stack-lookup

Bulk domain to technology and infrastructure lookup: detected tech stack plus DNS, CDN, TLS certificate issuer and mail provider.

Catalyst

Website Tech Stack Scanner

lowlanddata/website-tech-scanner

Give it a list of domains and get back what each site runs: e-commerce platform, CMS, frameworks, analytics, payments, CDN, hosting and mail stack. Every detection carries its confidence and the evidence that triggered it, because a stack claim without evidence is a guess. No API key, no login.

Lowland Data

Website Tech Stack & Contact Enricher

shawnle204/website-tech-stack-contact-enricher

Fast technology stack detection and lead enrichment for company domains. Detects CMS, analytics, marketing, frameworks, CDNs, and payment providers, plus contact/social signals.

Shawn L

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.