What is DNS propagation? How to check DNS propagation?
In this article we’ll talk about DNS Propagation. But before that, we need to make sure you know...
Understanding DoT and DoH (DNS over TLS vs. DNS over HTTPS)
As more and more of our data is being transferred over the Internet, protecting it from third-party interception is essential. DNS over TLS...
What is a Point of Presence (PoP) and Why Does It Matter?
Every time you visit a website, stream a video, or access an online service, your request travels through multiple network points before...
DNS Spoofing (DNS poisoning)
Cyber-threats are behind every corner. Recently we wrote about DDoS attacks, and how hackers are...
DNS Tunneling attack – What is it, and how to protect ourselves?
DNS Tunneling attack turns the Domain Name System (DNS), a highly trusted and widely used system on the Internet, into a weapon for...
BIMI (Brand Indicators for Message Identification): How to Add Your Logo to Emails
BIMI (Brand Indicators for Message Identification) is an email standard that lets businesses display their official logo next to messages...
What is a DNS Sinkhole and how to set it up?
A DNS sinkhole (also known as Blackhole DNS) is a security mechanism that prevents devices from...
Understanding BGP: A Comprehensive Guide for Beginners
Border Gateway Protocol (BGP) plays a crucial role in directing data between different networks. If you’re new to the topic,...
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...
Amazon Web Services AWS, the biggest cloud
It took a long time until businesses started to understand the cloud. Why it is more practical to...