Free Online HTTP Proxy Checker

IP address / Host name and Port of a HTTP proxy server

It is impossible to receive at present test web page through the set HTTP proxy.
Try other HTTP proxy or repeat in some minutes.

HTTP proxy response

ERROR: Cache Access Denied

ERROR

The following error was encountered while trying to retrieve the URL: http://watermarker.com/ap/env/1/

Cache Access Denied.

Sorry, you are not currently allowed to request http://watermarker.com/ap/env/1/ from this cache until you have authenticated yourself.

Please contact the cache administrator if you have difficulties authenticating yourself.

HTTP proxy type description

Anonymous - HTTP Proxy server does not send HTTP_X_FORWARDED_FOR variable to host, this improves privacy since your IP address cannot be logged.
High anonymity (Elite) - HTTP Servers of this type don't send HTTP_X_FORWARDED_FOR, HTTP_VIA and HTTP_PROXY_CONNECTION variables. Host doesn't even know you are using proxy server an of course it doesn't know your IP address.