(government, USA only), mil (military, USA only); 243 countries or regions: cn (China), ru (Russia), uk (UK), jp (Japan), tv, cc, sh, etc. , belonging to different countries or regions. Later, although cc, tv, sh, etc. It is a national domain name, and its operation right has been sold to commercial operating companies by the domain name management agencies in the corresponding countries, and promoted by commercial operating companies all over the world, so it is not functionally different from ordinary domain names. And has risen to the de facto generic top-level domain name. There are also new businesses. Information, Dear, Name,. Museums. Aceo and coop European Union, added by mobike in the last two years.
* * * There are 252, not counting net.cn, com.cn and org.cn in China.
Personally, the best suffix is of course com, net. If you can't find a good one, it's cn and com.cn. You can have a look. Most websites in China use these four domain names. However, the cn domain name does not allow individuals to register, only companies can register.