HTTP

Flush DNS

Flush DNS: how to clear your DNS cache

Operating systems, such as Windows or macOS, automatically save information about address resolution from systems and applications in the network in a DNS cache. The purpose of this practical cache is to speed up network traffic. Read on to find out why it’s useful to regularly clear the DNS cache and how exactly such a DNS flush works.

What are first-party cookies?

What are first-party cookies?

When it comes to cookies, the small text files for internet browsers, a distinction must be made between first-party cookies and third-party cookies. First-party cookies improve a website’s user-friendliness by storing user preferences as well as information that has already been entered so that it can be used later on. These cookies can only be analyzed by the respective website operator, meaning...

Learn to code: an intro on how to get the basics down

Learning how to code: the basics

Welcome to the digital age: every day the average American spends hours looking at smartphone screens and PC monitors. But most still lack even a basic understanding on how the programs affecting their everyday life work. If you think you may fit into this demographic, don’t worry: thanks to online courses, videos tutorials, and supportive internet communities, it’s never been easier to learn...

What are third-party cookies?

What are third-party cookies?

Anyone who encounters personalized advertising on the internet might at first find it odd. How does the internet know that I am interested in going on vacation? Most users leave clear footprints on the net that can be used to create virtual “user profiles”. Third party cookies placed by advertisers are responsible for this. But how do they work, can you have a say in the use of cookies, and what...

Chrome Updates

What is Chrome 68?

Early next month, Chrome 68 will be launched and the new browser will distrust all webpages that do not have HTTPS encryption as “not secure”. This is a big step in the recent trend towards emphasizing user safety on the internet, a not entirely selfless strategy from Google. In this guide, we will explain what changes will be made, why they are happening, and how you can prepare your website...

What is a server? One term, two definitions

What is a server?

When talking about web hosting, it is impossible to avoid the term ‘server’. So what is a server? And how does it work? In IT, there are actually two definitions of the term. The traditional server is the software for network services, but more recently the word has also been used to describe the corresponding hardware used to carry out server programs. Here is our overview of the most common...

FQDN | Fully Qualified Domain Name

Fully Qualified Domain Name (FQDN) explained

A fully qualified domain name (FQDN) is a domain name that specifies the unique and complete address of a website. It consists of several name parts called labels, each separated by a dot. The FQDN has a hierarchical structure set by the domain name system (DNS). The mandatory parts of an FQDN are the host name, domain name, and top level domain of the internet presence.

QUIC – the Internet Transport Protocol based on UDP

QUIC: What is behind the experimental Google Protocol?

Quick UDP Internet Connections (QUIC for short), is an experimental network protocol from Google. Further development of the protocol is being driven by IETF, which has set up a dedicated group working towards it. The QUIC protocol is intended to offer a speed-optimized alternative to the current transport standard TCP and builds on the connectionless protocol UDP to achieve this.

HTTP/3 explained

HTTP/3: the next Hypertext Transfer Protocol explained simply

The plan is for HTTP/3 to soon replace its predecessor HTTP/2 as the new HTTP standard. HTTP/3 combines the properties of HTTP/2 and QUIC, and should make data transfer between clients and servers significantly faster. We will explain why the IETF is already introducing a new version four years after the HTTP/2 standard and what HTTP/3 can do.


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