Domain Intelligence API

Website Tech Stack Detector

asgardlabs/site-technology-lookup

What any website is built with, with the evidence: CMS, ecommerce, frameworks, analytics, marketing tools, chat, payments, CDN, email provider, plus contacts. Up to 7,600+ technologies. Half a cent per site; blocked or dead sites are not charged.

Domain Availability Checker — Bulk DNS & WHOIS Lookup

automation-lab/domain-availability-checker

Check exact domain names in bulk and return available/registered verdicts with DNS/WHOIS method, registrar, creation/expiry dates, name servers, timing, and errors in structured JSON.

India Jobs API

asgardlabs/india-jobs-api

One search across Foundit, Shine, Instahyre and Internshala, returned as one clean table with salaries in rupees and duplicates removed. Half a cent per search, a fifth of a cent per job.

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.

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.

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.

Domain Intelligence Lookup

obicodes/domain-intel

Full domain intelligence in one call. Get WHOIS registration data, DNS records, SSL certificate status, IP geolocation, ASN, mail provider detection, and an actionable email security score (SPF, DMARC, MX). Built for developers, security teams, agencies, and growth teams.

DNS lookup API: Intelligence & Security Analyzer

njoylab/apify-dns

A powerful DNS intelligence tool that performs multi-record lookups, global propagation checks, reverse DNS, SSL/TLS inspection, email security analysis, and rich metadata extraction all in one automated workflow

Email Domain Blacklist Checker

trovevault/email-domain-blacklist-checker

Check any domain against 15 email blacklists (Spamhaus, SURBL, SpamCop, Barracuda and more) and validate SPF, DMARC and MX records. No API keys required. Export data, run via API, schedule and monitor runs, or integrate with other tools.

Domain Intelligence: RDAP, DNS, SSL, Subdomains, Email Security

everyotherfriday/domain-intel

Enrich domain lists with registration data (RDAP), DNS and MX records, mail-provider guess, TLS certificate and expiry, subdomains from CT logs, and SPF/DMARC/DKIM checks. Built for lead enrichment, security triage and due diligence.