- Is the proxy server available - this check refers to the proxy server connectivity.
- Is the proxy server correct - this check is performed to see whether a proxy server is providing the requested webpage or replies with a random webpage.
The following Python code for testing IP:Port proxy servers can be used as a guidance:
It is important to ensure that the webpage used for testing (http://www.testpage.com) is reachable and static. If the webpage is neither reachable nor static then the above test will indicate a proxy failure, which in fact is a false alarm!
- A list of IP:Port proxy servers can be obtained from Hide My Ass .