Pricing

from $3.00 / 1,000 domain checkeds

Domain Availability Checker (bulk)

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.

Pricing

from $3.00 / 1,000 domain checkeds

Rating

0.0

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Developer

Bruno

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Monthly active users

4 days ago

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Domain Availability Checker (bulk, via RDAP) API through CLI

The Apify CLI is the official tool that allows you to use Domain Availability Checker (bulk) 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:

Domain Availability Checker (bulk) API in Python

Domain Availability Checker (bulk) API in JavaScript

Domain Availability Checker (bulk) OpenAPI definition

Domain Availability Checker (bulk) API

Free Domain Checker AI: Bulk Availability + AI Name Ideas

acme-ai/free-domains-checker-ai

Check domain availability in bulk for free (DNS + RDAP): registered or available, with registrar, expiry, nameservers and status. When a domain is taken, optionally get AI-generated brandable name ideas that are verified available. Export to CSV or JSON.

Acme AI

Domain Availability Checker

gio21/domain-availability-checker

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

Gio

Domain Availability Checker

thescrappa/domain-availability-checker

Check domain availability in bulk using RDAP. Great for brand research, SEO projects, domain lists, and registrar pre-checks.

Scrappa

Domain WHOIS & Age Checker: Bulk RDAP Registration Data

scrapemint/domain-whois-checker

Check domain registration data in bulk: registrar, creation and expiry dates, age, status locks, nameservers, DNSSEC, and whether a domain is registered at all. Uses RDAP, the official registry JSON protocol, so results come straight from the source. Keyless, no browser, no rate walls.

Ken M

Domain Age Checker — Bulk RDAP Lookup

accurate_pouch/domain-age-checker

Check domain age, registration date, expiration, registrar, and nameservers for any list of domains. No API key needed — uses the public RDAP standard. Perfect for SEO research, fraud detection, lead enrichment, and domain investing.

Manchitt Sanan

Instagram Username Availability Checker + Profile Intel

goat255/instagram-username-availability-checker

Bulk-check whether Instagram usernames are available or taken, and get full profile details on every taken handle. No login.

Goutam Soni

Domain Availability Checker

ozito/domain-availability-checker

Fast, reliable domain availability checker using RDAP with automatic WHOIS fallback. Check one domain across up to 10 TLDs in a single request. Supports .com, .net, .org, .io, .ai, .dev, .app + custom RDAP endpoints. Structured JSON output with status, source & response time.

Kal

Domain WHOIS Lookup (RDAP) — Registrar, Expiry, Availability

leorochasantos/domain-whois-rdap-lookup

Fast, reliable domain registration data via the RDAP protocol (modern WHOIS): registrar, creation/expiry dates, EPP status, nameservers, DNSSEC, and availability verdicts. Registry-direct, 1,100+ TLDs, no contact/personal data. Clean flat JSON for automation and LLM/MCP pipelines.

Leonardo Santos

Domain Availability Checker & WHOIS Scraper - RDAP API

pink_comic/whois-domain-lookup

Bulk domain availability checker, WHOIS scraper, RDAP API, domain age and expiry lookup. Get authoritative registration status, DNS evidence, registrar, dates and cautious possibly-available signals for naming, merchant risk, vendor checks and monitoring.

Ava Torres

Bulk WHOIS Lookup - Domain Registration & Expiry

logiover/bulk-whois-rdap-lookup

Bulk WHOIS / RDAP lookup for thousands of domains: registrar, creation and expiry dates, status, nameservers and registrant org. Great for domain monitoring, expiry alerts, lead generation and due diligence. No API key, CSV/JSON export.