Domain Availability Check

DNS & WHOIS Suite — Bulk Records + RDAP Lookup

accurate_pouch/dns-whois-suite

Full DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA) + RDAP WHOIS (registration, expiry, registrar, nameservers, domain age). Domain availability check. 10 domains free.

Domain Availability, Expiry, WHOIS, DNS, IP, ASN, 70+ TLD

datascoutapi/DomainDaddy

Domain availability and expiry dates, WHOIS & RDAP data, DNS (A, MX, NS, TXT), IP geolocation and ASN details, calculates domain age, and supports batch processing. Supports 70+ TLDs, handles errors gracefully, and delivers clean, structured JSON output.

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.

Domain Availability & Value Checker

parseforge/domain-checker-ppe

Check domain name availability and estimated value for a list of domains. Optionally generate and check similar available domain suggestions when your first choice is taken.

Bulk Domain Checker

kawsar/bulk-domain-checker

Bulk domain checker that extracts domain availability status across 80+ extensions so you can find unregistered names fast. A powerful domain finder tool that helps you secure the best domain for your business or personal website.

Domain Availability Checker

gio21/domain-availability-checker

Check domain name availability and registration data (registrar, dates, nameservers) in bulk via RDAP.

Brand Name IP Screener

protocol/brand-name-ip-screener

Screens brand names vs curated famous-mark seed datasets (not full registry) for trademark-collision risk across FR/US/EU/WO/UK — visual + phonetic similarity scoped to Nice classes, with a domain co-check. Clear/caution/high-risk per jurisdiction. Informational only — not legal advice.

Check if a domain is available to register. RDAP + WHOIS + DNS in one JSON row: available/taken, registrar, created/expiry, nameservers. No start fee. $0.02 per definite verdict; invalid and unknown names are free.

Domain & TLD Availability Checker — for Business Names

endspec/business-name-instant-checker

Check business-name availability across hundreds of TLDs (.com, .net, .io, .co, .ai, and more).

Bulk WHOIS, DNS & SSL Lookup — Domain Intelligence API

fetchbase/domain-dns-intelligence

Full domain intelligence in one call: all DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA), registration via RDAP/WHOIS (registrar, creation/expiry dates, status, DNSSEC), and live SSL certificate details. Flags unregistered domains. Charged per domain — no startup fee.