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Help Center/ Domain Name Service/ FAQs/ DNS Overview/ How Many Domain Name Levels Does DNS Support?

How Many Domain Name Levels Does DNS Support?

Updated on 2022-09-22 GMT+08:00

The DNS service supports two levels of public domain names.

DNS supports the following levels for domain names with the .com suffix:
  • Primary domain name, such as example.com
  • Subdomain, such as www.example.com
DNS supports the following levels for domain names with the .com.cn suffix:
  • Primary domain name, such as example.com.cn
  • Subdomain, such as www.example.com.cn
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