The Domain Name System and name resolution enable hassle-free surfing for users on the World Wide Web. Here, the DNS has recourse to several types of resource records. One of these is CNAME. This allows different domains to be linked together with one IP address. But how do CNAME records work and how can you check the records?
The Domain Name System, or DNS for short, plays an important role when surfing the web because it is used to translate domain names into server IP addresses. We explain what DNS is and show you exactly how the system works and which servers are used. We also explain the risks associated with DNS so that you’re well aware.
Without the Domain Name System, users of the World Wide Web would have serious problems when trying to load websites and other online presences. It’s only thanks to this system that internet addresses appear in their trusted text format: they’re actually nothing more than combinations of numbers. The communication between browser and name server responsible for this isn’t actually as secure as you…
Are you concerned about maintaining your privacy and use a VPN when surfing? Great – but this can make you uniquely vulnerable, too. We will show you the dangers posed by DNS leaks and explain how you can effectively protect yourself against them. In the process, we also look at DNS leak testers.
For many years, dedicated IPs were an important component within hosting and mailing. To this day, you can choose a dedicated IP address for your project from a wide variety of services. But is a dedicated IP really a better solution than a shared address? We’ll show you what you need to know about the two IP types and dispel common myths.
Being able to access your home computer from another location is no longer a complicated matter thanks to remote connection. It is handy to be able to use your computer from the office and swap files. But IP addresses change often and this throws a spanner in the works. DynDNS (DDNS) services are the solution. In this article, we explain what these are and how you can access your computer via the…
Although address management on the internet is highly complex, it is clearly regulated by the Domain Name System. The system ensures that clients and servers can easily communicate with each other. It also allows reverse DNS checks which can find the hostname for any IPv4 or IPv6 address. This article explains how this works, and for what purpose these requests are made.
NAT, the network address translation, is closely tied to the internet standard IPv4 and will disappear from the internet along with it. But the implementation of IPv6 is slow to take over, and many internet users worldwide still surf with the fourth version of the internet protocol. As a result, network address translation via NAT tables remains current. In our guide, we answer the questions: What…
DNS servers are required for everyday web surfing activities because they play a main role in the DNS name resolution process. But what exactly is a DNS server? We answer this question and provide you with an overview of the ten most popular public DNS servers in this dedicated article. Simply read on to find out more.
Spam has been around since the dawn of email. Whether you’re dealing with annoying junk mail or emails containing dangerous malware, having a strong anti-spam system is essential. DNS-based blackhole lists (DNSBL) are a key part of most anti-spam technologies. Keep reading to find out what DNSBL are and how they work.
