Tagged: dns

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How To Solve “Dns Server not responding”

DNS is the one of the most importnt protocol for internet and network usage. If DNS woluldn’t be exist you will have to type https://45.79.133.118 to your browser in order to access this web site....

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How To Fix Dns Lookup Failed

Dns is the heart of the internet. Without DNS we can not surf over websites easily. But some times Dns may not work properly. We should troubleshot the problem and solve it. In this...

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Nmap Host Discovery

Before start any port, script or version scan hosts should be discovered. Only discovered hosts will be scanned by port,service or version. List Scan List scan will do not send any packet to the...

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Nmap Target Specification

Requirement for scanning is target specification. Nmap provides different methodologies to set targets. Single Host Address This is the simplest and mostly used target specification. We only provide single ip address.

192.168.1.1 is the...

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Popular Free DNS Services Around The World

DNS is important protocol for internet. Without DNS protocol we can not use internet effectively. DNS resolves domain and host names into IP addressees where computers and network devices can understand and operate. In...

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Netcat (nc) Command Tutorial With Examples

Netcat is a simple but useful tool used for TCP, UDP, Unix-domain sockets. Netcat can listen or connect specified sockets easily. Netcat is a platform independent command supported by Linux, Unix, Windows, BSD, MacOS...

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