Yet another free domain provider.
You can get free subdomain with the suffix of ZZ.AC.
Contact through Email at nic@zz.ac for more details.
More help can be found in the ZZ Community Square.
If you have registered domain of zz.ac, you could generate you zone editor link.
以下表单仅供已经完成注册的用户使用。新注册请参考这篇文章