1. [Home](https://www.g2.com/) 2. ... 3. [Network Security Services Providers](https://www.g2.com/categories/network-security-services) 4. [Port Checker Discussions](https://www.g2.com/products/port-checker/discuss) [ ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_13d4a52de5b12979478e18db053d410c/port-checker.png "Product Avatar Image") ](/products/port-checker/reviews) [ Port Checker ](/products/port-checker/reviews) 0 ratings Port Checker helps you verify the status of ports on your devices, routers, or servers. It quickly scans whether the port is open, closed, or filtered, ensuring the device is accessible. It detects connectivity issues, firewall blockages, and misconfigured port-forwarding rules. ✨Key Features✨ ✨ Verify Open Port Status: quickly checks the port status open, closed, or filtered in a few seconds. ✨ Support TCP/UDP protocols: It can check all types of ports for both TCP (wired) and UDP (wireless) protocols for sending data. ✨ IPv4/IPv6 address: The open port checker supports both IPv4 and IPv6 addresses. ✨ Support IP and host name: The tool can automatically detect the IP address of any website by name, without needing to find the IP address of that host. ✨ Scan version: Provides an advanced option to scan port status with version scan, showing which version of the website service is currently running, if available. ✨ Service discovery: the tool shows which services are running on a given port, so you don't need to remember port numbers. ✨ Category port checking: Inspect multiple ports according to a category, like server, game, application, or P2P ports, to avoid typing all port numbers again and again, saving the user's precious time. ✨ Check multiple country servers: Check server port status across numerous countries' servers to confirm active connections. ✨ Compatible with all Platforms: whatever browser you use, Chrome, Firefox, Microsoft Edge, on any operating system, Windows, Linux, Mac OS, the tool works well with all platforms. ✨ Workable with Mobile: a user-friendly tool to use on a mobile device. No need to open the laptop for checking ports, get the result instantly at your fingertips. ✨Real-time Port Scanning: Perform quick port status without complex configuration or technical setup. ✨Primary value and Problem Solved✨ Port Checker addresses common networking issues by offering clear insights into port accessibility. After resolving issues, the port checker can be used to recheck whether the application or service is actively listening and whether a connection is possible. It helps identify blocked firewalls, ISP restrictions, and incorrect router settings. Port Checker saves users from troubleshooting headaches and reduces website downtime. It helps improve the network's overall security. Port checker is a valuable, reliable web-based tool for IT/Network administrators, web developers, and cybersecurity professionals. It is an essential tool for managing networks and ensuring stable network connections. Show More When users leave Port Checker reviews, G2 also collects common questions about the day-to-day use of Port Checker. These questions are then answered by our community of 850k professionals. Submit your question below and join in on the G2 Discussion. * * * ### 0.0 Nps Score ### All Port Checker Discussions Search Most CommentedMost HelpfulCommon QuestionsNewest All DiscussionsDiscussions with CommentsCommon QuestionsDiscussions without Comments FilterFilter Filter byExpand/Collapse Sort by Most Commented Most Helpful Common Questions Newest Filter by All Discussions Discussions with Comments Common Questions Discussions without Comments Sorry... There are no questions about Port Checker yet. ## Start a New Software Discussion Have a software question? Get answers from real users and experts [Start A Discussion](/products/port-checker/discussions/new) * * * ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_13d4a52de5b12979478e18db053d410c/port-checker.png "Product Avatar Image") ### Have you used Port Checker before? Answer a few questions to help the Port Checker community [ Yes ](javascript:void(0))[ Yes ](https://www.g2.com/login?context=product_review&return_to=https%3A%2F%2Fwww.g2.com%2Fproducts%2Fport-checker%2Fdiscuss%3Fsmall_ask%3Dport-checker) No