所以基本上我的网站无法访问，我去日志文件夹查看出了什么问题，并注意到来自各种 IP 的很多奇怪的请求：
155.4.117.13 - - [30/Mar/2020:20:23:45 +0300] "GET / HTTP/1.0" 200 6189 "-" "Google Bot"
185.220.100.252 - - [30/Mar/2020:20:23:45 +0300] "GET / HTTP/1.0" 200 6189 "-" "Google Bot"
155.4.117.13 - - [30/Mar/2020:20:23:45 +0300] "GET / HTTP/1.0" 200 6189 "-" "Google Bot"
185.220.100.252 - - [30/Mar/2020:20:23:45 +0300] "GET / HTTP/1.0" 200 6189 "-" "Google Bot"
155.4.117.13 - - [30/Mar/2020:20:23:45 +0300] "GET / HTTP/1.0" 200 6189 "-" "Google Bot"
155.4.117.13 - - [30/Mar/2020:20:23:45 +0300] "GET / HTTP/1.0" 200 6189 "-" "Google …