Find all active devices on your network. Discover the ip address and available services for each network device. Run a speed test to check your internet connection speed. Ping and Traceroute devices. Query WhoIs and DNS server about domain names ip addresses.

PortScan offers similar and more functionality than the Network Utility on macOS.

Scan multiple ports of a IP address range

Scan Ports

PortScan shows all open ports and additional information like host name, MAC address, HTTP, SMB, FTP, iSCSI, SMTP, SNMP, MySQL and MongoDB services. Up to 100 threads are used for scaning large ip address ranges.

Search for network devices

Search Devices

You can search for UPnP enabled devices, Bonjour services, Netgear router, Synology NAS devices, Buffalo NAS devices, Epson projectors, Samsung printer, HP printer (SLP / Service Location Protocol), MSA network devices, Sierra Monitor network devices, Freecom network devices and IPv6 devices. So you can find them even if you don’t know the ip address.

Ping devices

Ping Devices

Ping any computer with 3 standard sized ping packets, with 3 different sizes, each 10 times or ping the computer continuously. A graph shows the distribution of response times.

Test your internet speed

Speed Test

Test your internet connection speed by downloading and uploading data to various servers. Also a latency test and a open port test is included.
Version 1.77 · · 399kb · VirusTotal Report
New: Sierra Monitor device detection added History
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Supported Languages:

English English
French French
German German
Greek Greek
Portuguese Portuguese
Russian Russian
Simplified Chinese Simplified Chinese
Swedish Swedish
Turkish Turkish
Ukrainian Ukrainian
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Command line options:

/p or portable.dat or PortScan.ini file is in same folder, use portable version, save settings in PortScan.ini
/s use smaller font and allow window to be resized to every size
/u <language code> Change user interface language to specified 2 letter language code
PortScan.ini can contain ‘Language=language code’ too


Run a port scan and search for devices

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