Tools
Quick entry points for every BenOpt workflow: availability scans, registry intelligence, defensive naming, and DNS truth checks. No signup required.
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Bulk domain checker
Paste a list of names and scan DNS in batches. Strong availability signals via Cloudflare DNS-over-HTTPS, with optional RDAP follow-up where supported.
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Check domain extensions
Enter one label without a dot and compare DNS and RDAP signals across 50 or 100 popular extensions in one pass.
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RDAP registration lookup
Read registrar narratives, registry status codes, and creation or expiry stamps without raw JSON.
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Domain age calculator
Translate RDAP registration timestamps into human calendar ages and upcoming renewal context.
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Typosquat generator
Generate defensive spellings with deterministic keyboard rules, then optionally batch-check DNS.
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Subdomain explorer
Probe a curated list of polite infrastructure prefixes against your apex with Cloudflare DoH.
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Domain appraisal
A lightweight, structural read on length, extension, and readability. A baseline signal, not a marketplace valuation.
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Extract domains from URLs
Paste a messy list of links or paths and instantly strip them down to pure domain roots.
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DNS record lookup
Check active A, AAAA, MX, NS, and TXT records for a domain to verify correct setup.
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Domain name maker
Combine a base word with popular industry terms to generate lists of brandable ideas.
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IDN Punycode converter
Translate internationalized domains containing special characters into standard ASCII format.
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Domain readability test
Evaluate a name for double letters and mobile typing distance on a standard QWERTY keyboard.
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