Q: All my proxies are dead when I test it on checker.freeproxy.ru A: checker.freeproxy.ru can test just open proxies (ip:port format), your proxies are protected with user and pass. testmyproxies.com can test proxies with user and pass Related posts: Online Proxy Checker Which is the proxy format for CapMonster Zennoposter: how to put the proxies? failing on proxy-checker.org ? Tagged: checkerchecker.freeproxy.ru