Bulk Domain Lookup - WHOIS/RDAP, DNS, SSL, expiry, availability

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.

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.

WHOIS Domain Lookup & Availability - Bulk RDAP KYB API

pink_comic/whois-domain-lookup

Bulk WHOIS/RDAP domain lookup for KYB, merchant risk, and vendor checks. Return registration status, domain age, expiry, registrar, DNS evidence, and cautious availability signals for naming, onboarding, and monitoring. Related: Company Enrichment, Business Entity Search.

WHOIS Lookup

superlativetech/whois-lookup

WHOIS domain registration data for any domain. Registrar, expiry dates, domain age, registrant, nameservers, DNSSEC. Domain ownership enrichment for lead scoring, expiry monitoring, fraud detection, and due diligence. Batch thousands or query one instantly via Standby API.

Registration and expiry dates via RDAP.

Bulk Company Name to Domain Finder — Website, Logo & Match

haketa/bulk-company-domain

Turn a list of company names into their website domains in bulk. For each company get the domain, resolved name, logo, favicon and alternative matches — with a DNS fallback so it resolves companies others miss. Fast, keyless company-to-domain resolver for lead enrichment and CRM.

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

aiqlabs/bulk-domain-checker

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.

Domain WHOIS Lookup — Registrar, DNS & Expiry Dates

maged120/domain-lookup

Perform WHOIS lookups on any domain. Returns registrar name, registration and expiry dates, nameservers, and available contact information in structured JSON.

Domain Registration Lookup Scraper

automation-lab/domain-rdap-lookup

Look up domain registration, registrar, status, nameserver, and expiry data through authoritative public RDAP services.

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.