不知道为什么，今天证书过期了，然后我又重新注册了一下，告诉我续期成功：

IMPORTANT NOTES:
 - Congratulations! Your certificate and chain have been saved at
   /etc/letsencrypt/live/awesomes.cn/fullchain.pem. Your cert will
   expire on 2016-07-02. To obtain a new version of the certificate in
   the future, simply run Let's Encrypt again.
 - If you like Let's Encrypt, please consider supporting our work by:

   Donating to ISRG / Let's Encrypt:   https://letsencrypt.org/donate
   Donating to EFF:                    https://eff.org/donate-le

但是就是访问不了，有童鞋遇到这种情况吗？是不是有什么缓存之类的。

https://www.awesomes.cn/