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Advanced Open Port Scanner – 100% Free

Free Port Scanner Tool

Experience Fast, Reliable, and Comprehensive Port Scanning

The Port Scanner powered by Lansweeper scans and identifies all active IP addresses, associated devices, detailed device information, and open ports without the need for any credentials. Take control of your network with advanced port scanning – included in our powerful free IP Scanner.

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Lightweight executable

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100% free

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No credentials needed

Port Scanning

Detect Open Ports & Identify Risks

Our Port Scanner uses advanced techniques to probe the specified range of IP addresses for open ports. Identifying open ports is crucial for network security, because it helps uncover potential vulnerabilities that could be exploited by malicious actors. By scanning for open RDP ports, you can take proactive measures to secure your network, such as closing unnecessary ports and fortifying your defenses against unauthorized access.

Key Features

Comprehensive Port Scanning

Scan for open ports across a wide range of IP addresses with our advanced port scanner.

Detailed Device Information

Our scanner doesn’t just list IP addresses; it provides in-depth details about each device on your network, including MAC address, manufacturer, device type, Operating System, OS version, model, and more.

Lightning-Fast and Efficient Scanning

Our Port Scanner tool is optimized for speed, ensuring quick scans that don’t compromise on detail. Whether you’re scanning a small home network or a large corporate environment, our scanner delivers accurate and timely results every time.

Customizable Scanning Options

Tailor your scans to specific needs with flexible settings, allowing you to define IP ranges, scan types, frequency, and include or exclude neighbours for more targeted results.

Need more advanced features?

Save time and reduce risk with the all-in-one solution for discovering, managing, and optimizing your technology assets. Start your 14-day free trial today to unlock advanced features and take full control of your network.

Free IP Scanner Lansweeper Platform

Agentless IP Discovery

Discover every device in your IT estate with our best-in-class scanning engine.

Device Information

Inspect detailed hardware, software, user, and config data for any device at a moment’s notice.

Provides basic device info (IP, MAC address, manufacturer, etc.)

Detailed device profiles including hardware, software, and user data.

Passive Scanning

Leverage credential-free device recognition to accurately detect and recognize all connected devices.

Asset Inventory Management

Find your asset data unified and accessible from a single inventory.

Vulnerability Insights

Leverage information on vulnerabilities from the NIST catalog connected to your software and assets found by Lansweeper.

Lifecycle Insights

Find which of your software and assets are or will reach end of life.

Topology Diagrams

Discover relations between your assets with dynamically generated diagrams on top of your inventory.

Dashboards

Consult top-down dashboards to supervise your technology estate and drill down into the details when needed.

Report Builder & Library

Ask any question about your technology estate and find the answer through an intuitive report builder. Leverage a large array of built-in reports and dashboards to find the answers you didn’t know you were looking for.

API Integrations & Data Export

Integrate Lansweeper with your other tools and systems through certified plug-and-play integrations. Export data and insights to excel, csv, pdf, and many other file formats.

Cost

100% free

Plans & Pricing

Free IP Scanner Lansweeper Platform

Agentless IP Discovery

Discover every device in your IT estate with our best-in-class scanning engine.

Device Information

Inspect detailed hardware, software, user, and config data for any device at a moment’s notice.

Provides basic device info (IP, MAC address, manufacturer, etc.)

Detailed device profiles including hardware, software, and user data.

Passive Scanning

Leverage credential-free device recognition to accurately detect and recognize all connected devices.

Asset Inventory Management

Find your asset data unified and accessible from a single inventory.

Vulnerability Insights

Leverage information on vulnerabilities from the NIST catalog connected to your software and assets found by Lansweeper.

Lifecycle Insights

Find which of your software and assets are or will reach end of life.

Topology Diagrams

Discover relations between your assets with dynamically generated diagrams on top of your inventory.

Dashboards

Consult top-down dashboards to supervise your technology estate and drill down into the details when needed.

Report Builder & Library

Ask any question about your technology estate and find the answer through an intuitive report builder. Leverage a large array of built-in reports and dashboards to find the answers you didn’t know you were looking for.

API Integrations & Data Export

Integrate Lansweeper with your other tools and systems through certified plug-and-play integrations. Export data and insights to excel, csv, pdf, and many other file formats.

Cost

100% free

Plans & Pricing

Download now, for free

Experience the benefits of fast, reliable, and comprehensive port scanning today!

Whether you’re managing a home network or an enterprise infrastructure, our port scanner provides the critical insights you need to ensure your network is secure, efficient, and well-organized.

  • Instantly discover all devices connected to your network.
  • Quickly detect open ports.
  • Identify unauthorized devices and potential security threats.
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No credentials needed

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100% Free

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Lightweight executable

  • What is port scanning? +

    Port scanning is a method for identifying open ports on a network. By scanning for open ports, you can identify potential vulnerabilities and prevent unauthorized access to critical resources.