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 Frequently Asked Questions | General Information


Q: There are many technical terms, what is behind term XY?

On these pages you may encounter some technical terms that may be incomprehensible to you. For this purpose, a small ABC of Analytics was created, in which some of these words are explained.

Q: What is an IP?

The abbreviation "IP" (Internet Protocol) represents the address of one's own device or a service in the network. So to speak, the postal address that is always with you. Whether a page is accessed, a video is viewed or an e-mail is opened.

You can find out which IP address you are using in the section My IP Address.

Q: What is a CDN?

The abbreviation "CDN" (Content Delivery Network) often consists of a geographically distributed server network which enables users to present content close to their location in order to enable the best speeds.

Q: What is a hosts file?

Originally, this file was intended to map hostname IP addresses. If entries exist, the operating system attempts to perform name resolutions of addresses primarily via the hosts before other methods.

However, it is more useful to use the file as a blocking list for unpleasant services in order to block addresses and traffic on your own device from and to the network system-wide.

Q: What is NCSI (Network Connectivity Status Indicator)?

Under the term NCSI or the network connection indicator, most users should place the small Interneticon in the taskbar.

If there is a connection to this service, Microsoft tells us that we have Internet. If not? Not then.

The following entries are declared via the Windows registry. You can find it at:


Name: Wert:
ActiveDnsProbeContentV6 fd3e:4f5a:5b81::1
ActiveWebProbeContent Microsoft Connect Test
ActiveWebProbeContentV6 Microsoft Connect Test
ActiveWebProbePath connecttest.txt
ActiveWebProbePathV6 connecttest.txt


Since the connection indicator initiates regular callbacks to Microsoft and other service providers have also discovered NCSI for themselves, more information about NCSI has been summarized in the blog.

Q: Why are IPv4 addresses in the filter lists?

Ipv4 addresses are specified on the pages of the as an optional service in the product search and the hosts files. Interested parties can use the entries to implement these e.g. into their firewall or DNS resolvers. The IP addresses make sense when programs ignore hostnames and instead connect directly to an IP address. For the hosts file itself, IP addresses are irrelevant.

Q: What is a repository?

A repository (originally a Latainian repository) is now a digital directory for managing and storing data. One of the most famous repositories is Github.

Q: Further terms and abbreviations on the website?

While you are using these pages, you may have noticed various terms that do not necessarily reveal at first glance what is hidden behind them.

For this reason, a small reference book was created on which the most important terms are summarized and explained briefly.

Do you think that information is missing or unclear? Then notice the next point.

Corrections, Website, Content

Q: Information XY on the website is outdated?

The web presence of the offers a variety of information and data whose maintenance and research is very time-consuming and time-consuming.

It is therefore impossible to avoid that all information is up to date.

If you have new data about a product maybe even developers and want records for your product changed or terms are unclear? Do not hesitate to use the contact options.

Q: Why does the website look so old-fashioned?

The website was deliberately designed in such a way that everything superfluous was dispensed with. The design was specifically designed for the content and is working without the usual gimmicks such as Javascript/Ajax (with 2 exceptions for comments and the captcha), popups and nagscreens.

Q: What is the purpose of this page?

The website serves to give consumers a basic insight into the topic of analytics and telemetry. Thousands of products and websites are evaluated, companies involved are named, results are summarized, processed and constantly updated.

In addition, filter lists for digital self-defense are created that make it possible to block unwanted program behavior.

With this content, users have a possibility to use it for further research.

Website language

Q: Why does the content switch between English and German?

Content was originally designed for the German-speaking audience. Over time, however, it became indispensable to reach the English-speaking audience. Content has been changed and there are many places still waiting for a translation.

If content has not yet been translated, be patient and stop by another time

Revised contents are offered bilingually as far as possible and are identified by the respective country flags.