How to scan open ports using Nmap ?

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Nmap is probably the most popular scanner used by hackers and system administrators, it can scan and detect open ports and system versions, it is very easy to use. I’m using Nmap with ZenMap Gui Addon, nmap is available to download from – Nmap Download .

Nmap bundle contains included Zenmap GUI

Let’s scan Facebook Server IPs for open ports

Facebook IP :

just put IP on this text box

and select profile scan

profiles / nmap

I will choose Intense scan

and I got 3 open ports 🙂

Nmap is really, really powerfull tools, it has much more options. I just showed you only the basics options, you need to test more this tool which is easy to test with this free GUI addon.

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Posted by Andre has been created in love from France by me Andre. I’m programmer and website designer. My main programming languages with I’m using daily – > php, MySQL, HTML, for desktop applications I’m using Lazarus (Object Pascal). The main idea with this website is to share with you my knowledge about internet, programming etc. Maybe my main skills is not so high but I will try to write something useful for you, and I hope it will help someone. Thank you for reading this, and wish you all the best from France / Paris.