Tech Blog
Split-Horizon DNS is one of those DNS concepts that sounds more complicated than it really is. The idea is simple: the same domain name can return one answer to users inside a private network and another answer to users on the public Internet. This approach is often used by businesses that want employees to access … Read More “How Split-Horizon DNS Works and When to Use It” »
DNS Propagation is the process that happens after you change a domain’s DNS records and those changes begin spreading across DNS servers and resolvers around the world. If you have ever updated an A record, changed nameservers, connected a domain to a new hosting provider, or modified an MX record, you may have noticed that … Read More “What Is DNS Propagation and How Long Does It Take?” »
VoIP has changed the way people and businesses communicate. Instead of relying only on traditional telephone lines, calls can now travel through the Internet, making communication more flexible, scalable and easier to manage. VoIP stands for Voice over Internet Protocol. It allows voice calls to be transmitted through IP networks, including the Internet. Today, VoIP … Read More “What Is VoIP? How It Works, Benefits and Key Features” »
The Dig command is a powerful DNS lookup tool that helps you find information about domain names, DNS records, nameservers, mail servers, and IP addresses. System administrators, developers, and network engineers often use it to troubleshoot DNS problems and verify that a domain is configured correctly. If you are new to DNS, the output may … Read More “Dig Command Explained for Beginners” »
A VPN is one of the most widely used tools for improving online privacy, securing remote connections, and protecting data on untrusted networks. Businesses use VPNs to connect employees to internal systems, while individual users rely on them when using public Wi-Fi, accessing home networks remotely, or reducing how much information their Internet connection exposes. … Read More “Why Use a VPN? Benefits, Risks, and Use Cases” »
Every time you visit a website or use an online application, a Traffic Director works behind the scenes to determine the best destination for your request. As businesses expand their infrastructure across multiple servers, cloud providers, and geographic regions, intelligently routing traffic becomes essential for maintaining fast performance, high availability, and a seamless user experience. … Read More “What Is a Traffic Director? A Complete Guide for 2026” »
The topic of our article today is the DNSSEC. It can be seen as a solution to insecure DNS in other instances. It integrates cryptography and establishes a comprehensive chain of trust. So, this guarantees each level and ensures that your domain is secure. That’s one part of his characteristics. However, you’ll learn about the … Read More “DNSSEC breakdown” »
Dynamic DNS – What is it? Dynamic DNS, also commonly called DDNS, serves to update your name server automatically regularly. It is an extremely helpful service. Every time your IP address (IPv4 or IPv6) changes, the corresponding A record or AAAA record is going to be updated. The main benefit of implementing it is that … Read More “Usage and Advantages of Dynamic DNS” »
What is the NSlookup command? The NSlookup command is still a popular tool with a command-line interface for DNS probing. You can use Nslookup commands for checking the domain name, its IP address, or different types of DNS records. It has been around for a long time as a part of the BIND software. It … Read More “NSlookup command – what is it?” »
Cyber attacks use different techniques to harm their targets. Depending on how strong the target’s defenses are, the power of the attack. Today we will talk about DNS flood, considered in the category of the dangerous DDoS attacks. Understanding how it works can be a good way to know how to defend against it. What … Read More “What is a DNS flood?” »
