Free Domain Name Tools – WHOIS Lookup, DNS & Email Checkers
No login required. Check WHOIS and RDAP data, DNS and email records (SPF, DKIM, DMARC), blacklists, and more, then get notified when domains you care about change.
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Domain Renewal Cost Checker – Free TLD Pricing Tool
Check domain renewal pricing by TLD for free. Compare registration vs renewal costs before you buy, transfer or hold a name long term.
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Whois Lookup Tool – Free, Private Domain WHOIS & RDAP Search
Look up any domain's WHOIS and RDAP records for free: owner, registrar, status codes and expiry dates. Fast, accurate results with no signup required.
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Domain Blacklist Checker – Spamhaus DBL Lookup Tool
Free domain blacklist checker. See if your domain is listed on Spamhaus DBL and hurting email reputation. Instant check, no signup, lookups not stored.
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SPF, DKIM & DMARC Checker Tool – Check Email Records for Domain
Free SPF, DKIM and DMARC checker. Enter a domain to validate email authentication records, spot issues and improve deliverability instantly.
Go beyond one-off checks
Features
Every signal we watch, from expiry and status to auctions and aftermarket listings.
Solutions
Start from the outcome you want: catch a drop, protect a brand, or win an auction.
Learn
Plain-English guides to expirations, drops, auctions, and backorders.
Documentation
Product guides for adding domains, tuning notifications, and reading the dashboard.