Bulk Domain Availability & WHOIS Checker (RDAP)

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.

Domain Availability Checker

onescales/domain-availability-checker

Check domain availability in bulk using RDAP/WHOIS lookups. Get instant availability status, registrar info, and method for hundreds of domains at once.

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.

WHOIS Lookup: Domain WHOIS via RDAP, Age, Expiry, Registrar

thoob/rdap-domain-lookup

Input a list of domains, get registration data from official IANA RDAP servers (the structured-JSON successor to WHOIS): registrar, key dates, status codes, nameservers, DNSSEC, and abuse contact. Clean fields, no mangled WHOIS text. Billed only per resolved domain.

WHOIS Domain Lookup — Registrar, Age, Expiry & DNS (Bulk)

ntriqpro/whois-domain-lookup

Look up WHOIS records for hundreds of domains in a single run: registrar, creation and expiry dates, domain age, days until expiry, nameservers, DNSSEC and status codes. Public registry data for every major TLD (.com, .org, .io, .co.uk and more) — no API keys, structured JSON/CSV output.

Domain Registration Lookup Scraper

automation-lab/domain-rdap-lookup

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

Registration and expiry dates via RDAP.

Domain Availability Checker: Bulk RDAP Lookup

fernandosord/domain-availability-checker

Check hundreds of domains at once, or combine names with TLDs (acme x com, io, ca). Each result says available or registered from the registry's official RDAP server, with registrar, creation and expiry dates, status codes and nameservers. TLDs without RDAP fall back to DNS, marked as such.

Domain Availability Checker (bulk)

bgfc97/domain-availability-checker

Check in bulk whether domains are available or already registered, via official RDAP. Expand a name across many TLDs, or pass a domain list. Shows expiry and registrar for taken ones. For domainers and brand protection. No key, no proxy.

Domain WHOIS Lookup - Age, Expiry, Registrar, DNS

george.the.developer/domain-whois-lookup

Look up WHOIS data, domain age, expiration date, registrar, nameservers, and DNS records for any domain. Bulk lookup supported.