This post describes how to see TCP connection establishment and termination as packets using tcpdump on linux. Preparing Install the...

In networking, a port is a virtual place on a machine that is open to connections from other machines. Every networked computer has a...

DNS propagation is the time period in which it takes updates to DNS records to be in full effect across all servers on the web. The...

CrazyGames is a free online games website with more than 10 million active users monthly. The company was founded in 2014 by Tomas and...

Reverse DNS lookup, also known as rDNS, is used to determine or resolve the IP address associated with the domain name. It is simply an...

DNS PRT record is short for pointer record. It is one of the common Domain Name System (DNS) records. It resolves an IP address to a...

DNS MX record is short for mail exchange. It is used to direct email to a mail server. The MX record indicates how email messages should...

DNS A record maps a domain name to the IP address (Version 4) of the server hosting the domain. The "A" stands for "address". DNS A...