Nmap ("Network Mapper") is an open source tool for network exploration and security auditing.

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Using nmap in Android SDK

How can I use nmap (port scanning utility) on the Android SDK emulator in Windows? I am trying to install a port scanner on Android SDK which is installed on Ubuntu. I have two problems: How do I ...
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2answers
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Why would ping succeed but nmap fail?

Why does Nmap report "Host seems down" when a simple ping succeeds? me@computer:~$ ping 123.45.67.89 PING 123.45.67.89 (123.45.67.89) 56(84) bytes of data. 64 bytes from 123.45.67.89: icmp_req=1 ...
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Why is Nmap slow on my Windows 8.1 laptop?

Nmap is so slow as to be almost unusable on my Windows 8.1 laptop. I'm using Nmap 6.40 and it's taking more than a minute to run a simple check that runs in a fraction of a second on other computers ...
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1answer
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Kali Linux Can't Find Any Computer On Network

I'm trying nmap and arp. When i'm execute "arp -a" only shows myhome.mynet ([my_ip]) at [MAC_ADDRESS] [ether] on wlan0 And when i'm trying to nmap [my_ip] it shows Starting Nmap 6.40 ( ...
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How can I use a bash script to run nmap and capture both IP and hostname?

I want to scan my network; and return an output like this: Network Scan for 192.168.0.* 192.168.0.1 computer1 192.168.0.2 computer2 192.168.0.3 computer5 echo Network Scan nmap -sP -n ...