dom4in.net
.com.io.dev

TLD reference & MCP server

TLD info, MCP enabled, updated daily

Registrar stats, real-world context, and automated checks every day — search any TLD to start.

1437 TLDs indexedStats scope: 100 TLDsEvery dataset updated weekly

Everything you need to make a domain decision

One place to look up a TLD, compare where to register it, connect your AI, and watch what's changing.

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Plain-English meaning, restrictions, and registry facts — with the date each one was last checked.

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Compare registrars

See who actually carries the TLD you want, and how their pricing and terms differ.

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Track what's changing

Registration and short-name availability stats, refreshed weekly, not left to go stale.

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New to domains? Start with these four questions

The plain-English basics, in the order people actually ask them.

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TLD guides

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TLDRead it asTypeRegion
.comSignals an established, serious website. Users type .com by habit and trust it without thinking.genericGlobal
.orgReads as a nonprofit, community, or mission-driven organization even though anyone can register.genericGlobal
.netFeels technical and legacy; a common fallback when the .com is taken.genericGlobal
.deStrong local trust signal for German audiences and German-language sites.country-codeGermany
.ukClear UK signal; .co.uk in particular reads as a British business.country-codeUnited Kingdom
.cnEssential local signal in mainland China, tied into the domestic hosting regime.country-codeChina
.nlStrong trust signal for Dutch audiences.country-codeNetherlands
.ruLocal signal for Russian-language audiences (the Cyrillic .рф is separate).country-codeRussian Federation
.brStrong local trust signal in Brazil; most sites use .com.br.country-codeBrazil
.auStrong local trust signal for Australian audiences.country-codeAustralia
.frStrong local trust signal for French audiences.country-codeFrance
.itStrong local trust signal for Italian audiences.country-codeItaly
.plStrong local trust signal for Polish audiences.country-codePoland
.caStrong local trust signal for Canadian audiences.country-codeCanada

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MCP access for your AIthe full TLD reference as tools, metered free tier
Short-name availabilityhow taken 2–5 character names really are
Word-name statsdictionary-word registration patterns
Stats exportthe aggregate stats bundle, one download