Use nmap to check DNS configuration best practices | A new NSE script in nmap 6.25 checks DNS zone configuration best practices. I’ll show you how it works! First, you will need nmap 6.25 (or later) installed: http://nmap.org/download.html Now with nmap 6.25 installed, run the below command against a DNS server. In this example, I am checking the configuration of the zone google.com from
fping for ICMP Discovery and Monitoring | fping is an ICMP command line utility to verify ICMP reponses from any number of targets. fping is a better choice than ping for scripting tasks as it is able to check a list or range of IP addresses in numerical order to discover ICMP response. I’ll show you some basic info on using fping!
Fast Host Discovery with nmap | The easiest way to do host discovery is with nmap. nmap of course offers a variety of ways to probe and map out detected hosts and poke at any open ports or services. But as for a quick discovery, ICMP is ideal to just get a quick assessment of online hosts. I’ll show you how!
Create HTML reports with nmap | nmap can actually create very good html reports. I’ll show you how! Below is a one-liner command that will scan and create an html file for all open ports and services. This example happens to be a scan of my home network with a few VirtualBox VMs started to add to the mix. I use
nmap UDP Port Scan Example | By default nmap performs a TCP scan only. I’ll show you how to scan for UDP ports with nmap! The syntax is $ sudo nmap -sU -p port target Example: $ sudo nmap -sU -p 3478 192.168.1.25 Starting Nmap 6.00 ( http://nmap.org ) at 2012-06-13 20:43 EDT Nmap scan report for example.com (192.168.1.25) Host is