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Domain information

You can find out a domain name format rules, domain name registration rules and registration periods for particular top level domains what can be registered at SmartWEB.CZ.

The rules for creating domain names

The following rules are applied to all top level domains (for further domain information see RFC 883).

  • domain name has to contain only 'a-z' characters and '0-9' numbers and character '-' (hyphen)
  • domain name may not start or end with character '-' (hyphen)
  • domain name may not contain two consecutive characters '-' (hyphen)
  • domain name can be long 63 characters or less

Detailed information for top level domains

Generic TLDs

  • .asia - Asian top level domain
  • .bike - Generic top level domain for cycling
  • .biz - generic top level domain for commercial use
  • .com - generic top level domain for commercial use
  • .directory - Generic top level domain for lists
  • .info - generic top level domain for general purpose use
  • .mobi - Domain for mobile products and services
  • .net - generic top level domain for general purpose use
  • .org - generic top level domain for organisations
  • .travel - Domain for subjects in travel industry

European country code TLDs

  • .at - Top level domain of Austria
  • .be - Top level domain of Belgium
  • .co.uk - United Kingdom top level domain for commercial use
  • .cz - Top level domain of Czech Republic
  • .de - Top level domain of Germany
  • .dk - Top level domain of Denmark
  • .eu - European Union top level domain
  • .fr - Top level domain of France
  • .ch - Top level domain of Switzerland
  • .it - Top level domain of Italy
  • .lt - Top level domain of Lithuania
  • .lu - Top level domain of Luxembourg
  • .lv - Top level domain of Latvia
  • .me.uk - United Kingdom top level domain for personal use
  • .nl - Top level domain of Netherland
  • .org.uk - United Kingdom top level domain for organisations
  • .pl - Top level domain of Poland
  • .ro - Top level domain of Romania
  • .ru - Top level domain of Russia
  • .se - Top level domain of Sweden
  • .sk - Top level domain of Slovak Republic

Country code TLD Asia/Oceania

  • .cc - top level domain Cocos (Keeling) Islands
  • .cn - China top level domain
  • .com.cn - China top level domain for commercial use
  • .com.tw - Taiwan top level domain for commrecial use
  • .co.nz - New Zealand top level domain for commercial use
  • .idv.tw - Taiwan top level domain for individuals
  • .jp - Japan top level domain
  • .net.cn - China top level domain for general purpose use
  • .net.nz - New Zealand top level domain for general purpose use
  • .org.cn - China top level domain for organisations
  • .org.nz - New Zealand top level domain for organisations
  • .org.tw - Taiwan top level domain for organisations
  • .tv - National top level domain of Tuvalu
  • .tw - Taiwan top level domain
  • .ws - Western Samoa top level domain

American country code TLDs

  • .us - USA top level domain
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