DNS Spoofing (DNS poisoning)
Cyber-threats are behind every corner. Recently we wrote about DDoS attacks, and how hackers are...
Hub vs. switch. What should you use for your network?
You want to create a network for the computers in the office, but you don’t know what to choose – a hub vs switch. Hub vs. switch, they...
What is PowerDNS? – Open-source BIND alternative
Have you ever heard about PowerDNS? It is a complete software platform that you can use instead of BIND. It provides excellent performance...
DNS load balancing vs. Hardware load balancing
DNS load balancing and hardware load balancing are two different methods for distributing traffic...
Email forwards – what are they and how to use them?
Can you guess what email forwards do? Yes, it is very simple, they redirect emails from one mailbox to another. Just as you can forward...
Router vs firewall, can you guess which is better?
Want to know the difference between router vs firewall? Great, you’re in the right place. In today’s interconnected world,...
DNS zone transfer and zone file (Updated)
We have already covered the bases of DNS, so you know what it is and how does it work. This...
10 Most used DIG commands
DIG commands offer a vast amount of functionalities and different options. So, it is not a surprise that they are some of the most popular...
What is DNS? How does Domain Name System work?
Without Domain Name System (DNS), there is no Internet. It is the key ingredient that makes domain resolving possible. We use DNS to access...
What is Anycast DNS and how does it work?
Are you tired of slow website load times and unreliable DNS resolution? Then, Anycast DNS may be...