Whoisdigger

Cross-platform desktop app for fast, private bulk WHOIS and DNS lookups

Desktopfree

Whoisdigger is a free, open-source cross-platform desktop app for bulk WHOIS, RDAP, and DNS lookups, built with a Rust backend for fast, multi-threaded checking without routing searches through a third-party web tool. It supports wordlist-driven domain sweeps, raw WHOIS output, and bulk CSV analysis. It's for domain researchers and builders who need to check the availability or ownership of many domain names quickly and privately.

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Full match profile

Behind the summary, Matchbox keeps a richer profile of Whoisdigger - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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