What is Dynamic DNS? How does it work and how to setup DDNS?

What is a Dynamic DNS?

Dynamic DNS is a service that automatically and periodically updates your DNS’s A (IPv4) or AAAA (IPv6) records when your IP address changes. These IP changes are made by your Internet provider.

Dynamic DNS

 

How does Dynamic DNS work?

The Dynamic DNS monitors the IP address for changes. When the address changes (which it will if you have a dynamic IP address), the DDNS (or DynDNS) service updates your new IP address.

Why is it useful?

It can be very useful for people who want to host their website, access CCTV cameras, VPN, app or game server from their home computer. It is cheaper than to have a static public IP and by setting up Dynamic DNS, you will avoid the need to update all of your records whenever your IP changes manually. Also, static IP address is not always an option; it depends on your Internet provider.

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Monitoring your DNS, should you do it?

DNS provides, have excellent security measures to protect your DNS and deliver outstanding performance. The paid plans include DNS Failover & Monitoring, DNSSEC, many nameservers, and even more Anycast DNS locations. With so many safety measures should you be monitoring your DNS or should you just leave it without supervision?monitoring

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Drupal. Is it a good CMS?

Have you bought a domain and don’t know how to start your site? What platform should you choose? There are plenty of CMSs (content management system) out there, but just a few really popular. WordPress, Joomla, and Drupal. Why should you consider Drupal over the rest? Let’s find out!

Drupal

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10 most used Nslookup commands

What is Nslookup?

First lets clarify what is Nslookup – it is a powerful network administration command-line tool, available for many of the popular computer operating systems for querying Domain Name System (DNS) to obtain domain names or IP addresses, mapping or for any other specific DNS Records.

Need more details what is nslookup? Check the nslookup page on wikipedia.

DNS, records, nslookup

Here are the 10 most used command lines with nslookup that will help you to understand better your domain’s management:

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DNS zone file and zone transfer

We have already covered the bases of DNS, so you know what it is and how does it work. This article will help you understand one of the concept inside the DNS – zone transfer. In order to explain it, let’s first see what a zone file is.

zone transfer

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FTP vs HTTP. File Transfer Protocol and Hypertext Transfer Protocol

Today we will see what exactly is FTP (File Transfer Protocol) and how does it compare to the newer protocol called HTTP (Hypertext Transfer Protocol). They both can perform similar tasks, and you can see them both still in use. But is it one of them better? Let’s compare FTP vs HTTP

FTP vs HTTP

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Domain parking. What is it and why does it exist?

Putting your domain on hold, that is what domain parking is. You don’t direct it to a hosting service. Instead, you use the domain parking service of your domain register. You don’t use your domain name currently, for whatever reason, but you want it to show a simple message from a basic HTML page. The message could be that the site is under construction, your contact detail for people who might want to buy the domain or ads that will make you profit.

domain parking

Why and when to use domain parking?

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DNS vs DHCP. Are they connected?

It is not exactly a battle DNS vs DHCP, we need both types of servers for our daily internet use. They are not direct competitors; they both work with IP addresses but in a different way.

DNS vs DHCP

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What is Microsoft Azure? IaaS, PaaS, and SaaS.

Before we start talking about Microsoft Azure, let’s see why such a service exists. It the modern world, almost every company needs their server. They have plenty of tasks to do, computing, data management, storage and more. However, having a massive server in a single location might not be the best option for the company. It means expenses for hardware, for IT specialists and future upgrades. The computing power gets concentrated in a single place, so it is more vulnerable. A solution is a cloud computing service like Microsoft Azure.

Azure

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DNS Failover, the backup that keeps your site online

It is Monday, you just entered the office, and it is a total mess. Apparently, during the weekend your website was down. There are plenty of angry e-mails from customers, and your IT specialists are running crazy to fix the problem. You lost sales and potential new clients, and all of this just because you didn’t have a DNS Failover. DNS Failover can keep your website online even if some of the PoPs are down and it is not hard to set up. Would you like to know more about it?

DNS Failover

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