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from $0.55 / 1,000 domains

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Website Tech Stack Checker (Email Provider, DNS, SSL)

Try for free

Look up any list of domains in bulk: website tech stack (3,000+ technologies, with versions), email provider, SPF and DMARC policy, DNS provider, hosting, CDN, SSL days to expiry and registrar dates. Public DNS, RDAP and homepage data only. Invalid lines are free. $1 per 1,000 domains.

Pricing

from $0.55 / 1,000 domains

Rating

0.0

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locaihost data

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13 days ago

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Tech Stack Lookup API - BuiltWith & Wappalyzer Alternative API through CLI

The Apify CLI is the official tool that allows you to use Website Tech Stack Checker (Email Provider, DNS, SSL) locally, providing convenience functions and automatic retries on errors.

Install Apify CLI

Using installation script (macOS/Linux):

$curl -fsSL https://apify.com/install-cli.sh | bash

Using installation script (Windows):

$irm https://apify.com/install-cli.ps1 | iex

Using Homebrew:

$brew install apify-cli

Using npm:

$npm install -g apify-cli

Other API clients include:

Website Tech Stack Checker (Email Provider, DNS, SSL) API in Python

Website Tech Stack Checker (Email Provider, DNS, SSL) API in JavaScript

Website Tech Stack Checker (Email Provider, DNS, SSL) OpenAPI definition

Website Tech Stack Checker (Email Provider, DNS, SSL) API

BuiltWith Alternative - Website Tech Stack Lookup & Lead Finder

santhej/technology-lookup-pro

Detect any website's tech stack and reverse-find every domain using Shopify, Klaviyo, HubSpot & 1000+ technologies — with contact emails. BuiltWith alternative.

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5.0

(1)

Bulk Domain Checker: WHOIS Lookup, DNS, SSL & HTTP

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Check a list of domains in one run: DNS records, mail provider from MX, SPF/DMARC, HTTP status and full redirect chain, SSL certificate expiry, and WHOIS/RDAP registration - plus a plain-English issue list per domain. No API keys.

Ai-Q Labs

Domain WHOIS, DNS and SSL Expiry Lookup (RDAP)

pistachio_implementation/domain-whois-dns-ssl-lookup

Bulk domain lookup from official sources. Registrar, creation date, age and expiry date via RDAP, the modern WHOIS; A, MX, NS, TXT, SPF and DMARC records; and the SSL certificate issuer and days to expiry. $1.50 per 1,000 domains.

Hay Equipos

Domain Intelligence - DNS, SSL, RDAP, Email Security & Tech

fabrikit/domain-intelligence

Bulk domain checker: one record per domain with DNS (A, MX, NS, TXT, CAA, SOA), SPF/DMARC/DKIM/MTA-STS/BIMI, SSL expiry, HTTP redirects and HSTS, RDAP registration and availability, optional tech stack. No API keys. From US$2.00 per 1,000 domains.

Fabrikit

Bulk WHOIS Lookup – RDAP, DNS Records, SSL & Redirects

openharvest/domain-intel

Bulk WHOIS lookup via RDAP (registrar, creation and expiry dates, status, name servers), DNS records (A, AAAA, MX, NS, TXT, SPF, DMARC, CAA, SOA), SSL certificate (issuer, SANs, days to expiry) and HTTP redirect chain with HSTS - one flat row per domain. Pay per domain.

Enes Bulanık

Website Tech Stack Detector (Wappalyzer alternative)

intuitive_ytterbium/website-tech-stack

Detect the technologies behind any list of websites: CMS, ecommerce platform, JS framework, analytics, ad pixels, marketing automation, live chat, payments, CDN, hosting and more (100+ signatures). One fast request per site. Ideal for lead lists and competitor research.

Dan W

Spam Backlink Checker: Toxic Links Triage & Disavow Decision

cygnix_labs/spam-backlink-triage

Getting spam backlinks? Paste your Search Console, Semrush or Ahrefs backlink export: one answer (NO / MONITOR / ACT), a verdict per referring domain (OK, IGNORE, WATCH, DISAVOW_CANDIDATE), negative-SEO spike check, disavow draft for manual review only. $0.001/domain.

Umair Saleem Mohammad Saleem

Bulk Domain WHOIS (RDAP), DNS, SSL & Email Security Checker

chesapeake/domain-whois-dns-ssl

Check thousands of domains in one run: registrar, creation & expiry dates (RDAP/WHOIS), DNS records (A, MX, NS, TXT, CAA), SSL certificate expiry, and SPF/DKIM/DMARC email security score. No personal data, no proxies.

Chesapeake Commerce

Bulk Domain WHOIS, DNS, MX/SPF/DMARC & SSL Checker

physealabs/domain-whois-dns-enricher

Enrich domains with RDAP registration dates, registrar, status flags, nameservers, DNS records (A/AAAA/MX/TXT/SPF/DMARC/CAA) & TLS certificate details. By Physea Labs · Liminal. 90% OFF first week!

jay casey

Website Tech Stack, WHOIS/RDAP & DNS B2B Enricher (BuiltWith)

informed_almandine_vzb/website-tech-stack-whois-dns-enricher

Enrich domains with 45+ tech stack signatures (CMS, frameworks, analytics, chat, payments), IANA RDAP WHOIS age/registrar, DNS/MX email provider, and socials.