Response status codes indicate whether a specific HTTP request has been completed. Here are the types of response codes.
With these response codes, we decide is wwwxxx.vip down or not?
If our test shows that wwwxxx.vip is up but you still can't access it then follow these tips.
If our tool shows that wwwxxx.vip is down then you can not do much to solve it. Just wait for wwwxxx.vip to solve the issue.