Bulk Domain Availability Checker (RDAP): Names x TLDs

Bulk Domain Rating Checker

datascraperes/bulk-domain-rating-checker

Check Domain Rating by Ahrefs for up to 10,000 domains or URLs with clean three-field results, resilient retries, and transparent per-result pricing.

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.

Domain Availability Checker

scrap3r/domain-availability-checker

Think of it as an enhanced version of traditional domain checkers, optimized for speed and reliability. Just enter your desired domain name, and get instant results on its availability and related metrics—all at lightning-fast speeds. Start checking domain availability.

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.

Gmail Username Checker — Bulk Availability Lookup

maged120/gmail-availability

Check whether Gmail usernames are available for new account registration. Verify a list of usernames in bulk without creating any accounts.

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 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.

Tumblr Availability Checker

scrap3r/tumblr-availability-checker

Just enter your desired Tumblr name, and get instant results on its availability and related metrics—all at lightning-fast speeds.

Fast WHOIS domain lookup. Get domain registration data including status, nameservers, registrar info, expiration dates, DNSSEC, and contacts. Supports all major TLDs (.com, .org, .io, .uk, etc). $0.001 per result.

Bulk Domain Authority Checker: Backlinks & Referring Domains

s-r/domain-authority-checker

Check the domain authority of hundreds of websites in one run. Each row gives the authority score (0-100), total backlinks, referring domains, the dofollow/nofollow split and the gov/edu count. For SEO teams, link builders and agencies. $0.01 per domain.