Bad Request
The request is malformed.
The client’s HTTP request does not conform to the HTTP protocol’s standards. Please, check it.
https://www.domain.com/%%%400_bad_request_error/
Unauthorized
This page isn't working.
Sorry, but you are not authorized. Access is allowed only for registerd users.
Forbidden
You shall not pass!
We are sorry, but you do not have access to this page or resource. Run, you fools!
Not Found
Sorry, nothing found.
The requested resource has been deleted or moved to a different location.
Internal Server Error
Something were wrong at our end.
Don't worry, it's not you - it's us.
Sorry about that.