Usar la aplicación APKPure
Obtener ProxyChecker versión histórica en Android
Verificador de Proxy: comprobar servidores proxy HTTP, compruebe los calcetines 4/5 servidores proxy, calcetines
Proxy Checker is a free tool that help you testing your http/https proxies servers, the application has the next features...Check if the proxy work.... Set up the proxy to test