What is the name of the domain?
shencaihr.com
What is the error number?
521
What is the error message?
Host Error
What is the issue you’re encountering
尝试在服务器上ping 172.67.193.125 ping不通
What steps have you taken to resolve the issue?
安全组已经添加了允许
173.245.48.0/20
103.21.244.0/22
103.22.200.0/22
103.31.4.0/22
141.101.64.0/18
108.162.192.0/18
190.93.240.0/20
188.114.96.0/20
197.234.240.0/22
198.41.128.0/17
162.158.0.0/15
104.16.0.0/13
104.24.0.0/14
172.64.0.0/13
131.0.72.0/22
What are the steps to reproduce the issue?
直接登录服务器上ping测试
Screenshot of the error
I am not seeing a 521 error on this domain, it appears as a 200.
You should checks this servers settings if you are on unable to ping on this.
More for information on fixing error 521:
system
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