Analyze external visibility of your network services
Open ports are potential entry points for attackers. Regularly scanning your IP helps identify services that shouldn't be exposed to the public internet, such as database ports (3306, 5432) or remote access protocols (3389, 22) that should be restricted behind VPNs.
If you're hosting a game server, web server, or mail server, you need to ensure that your firewall or ISP isn't blocking the necessary ports. Our tool verifies accessibility from an external perspective.
Our scanner acts as an external client attempting to establish a connection to your specified IP address on the selected ports. It uses techniques similar to the industry-standard Nmap tool to determine if a port is:
想在您自己的网站上显示此信息吗？配置下面的小部件并复制代码。