🔌

IP Scanner

A fast, free network scanner for Windows. Scan any IP range in seconds — see which devices are online, their hostnames, open ports, MAC addresses and ping response times.

Download v3.9.3 for Windows
Free & Open Source Windows 7 / 10 / 11 ↓ 0 downloads
What it does

🔌 Key Features

📡

IP Range Scan

Scan any IPv4 range instantly. Handles /8 through /30 subnets with threaded pinging.

🔌

Port Detection

Check common ports (22, 80, 443, 3389 …) per host and see which services are running.

💻

Hostname Lookup

Reverse DNS resolution for every responding IP so you know exactly what each device is.

📋

MAC Address

Displays MAC addresses and vendor names for devices on the local subnet.

📊

Export Results

Save scan results to CSV for documentation, auditing, or further analysis.

⚡

Fast & Lightweight

Under 5 MB installer. No runtime dependencies, no account required, works offline.

Preview

📷 App Preview

IP Scanner 3.9.3 — 192.168.1.0/24
IP Range:
192.168.1.1
—
192.168.1.254
▶ Scan
✓ Found 8 of 12 hosts · 0.4s
IP AddressHostnameMAC AddressPingOpen Ports
192.168.1.1router.localA8:5A:F3:2C:11:0E2ms
804438080
192.168.1.10desktop-pcB4:2E:99:7A:3D:F11ms
1354453389
192.168.1.15nas-server00:11:32:C4:8B:223ms
2280139445
192.168.1.22laptop-abirajDC:A6:32:11:4F:881ms
22
192.168.1.50printer.localF8:0D:AC:2B:77:C318ms
809100
192.168.1.101android-phone3C:77:E6:9A:D2:045ms
—
192.168.1.120smart-tv8C:85:90:FF:1A:3312ms
801900
192.168.1.200iot-camera48:2C:6A:CE:45:B14ms
805548080
Hosts scanned: 254 Alive: 8 Open ports found: 22 Elapsed: 0.4s
Release History

📋 Changelog

v3.9.3
Latest
  • Improved scan speed on large IP ranges via optimised thread pool
  • Fixed MAC address display on Windows 11 22H2+
  • Better hostname resolution fallback when DNS is slow or unavailable
  • Refreshed installer with silent-install flag support (/S)
v3.9.0
  • Added CSV export functionality
  • Port scanner now shows service name alongside port number
  • UI theme refresh — high-contrast mode for readability
  • Reduced false-positives on filtered (stealth) ports
v3.8.x
  • Initial public release on scannetwork.org
  • Core ping sweep engine with multi-thread support
  • Basic hostname and MAC lookup
Compatibility

🖥 System Requirements

Operating System

Windows 7, 10, or 11 (32-bit & 64-bit)

Download Size

< 5 MB installer — no bloat

Dependencies

None — fully self-contained binary

Network Access

Standard user account sufficient for ping sweep; admin recommended for MAC lookup