Websites are now technically complex mash-ups. They usually consist of various modules that are provided by different providers. Changes to websites are commissioned by various departments of the company or authority and often implemented by external agencies. In practice, website operators face the problem of keeping track of which services and technologies are being used to operate their own website. The use of tools for website audits is a good way to permanently monitor this. With the help of these tools, your own website can be permanently monitored and measures can be taken if there is a lack of compliance. Based on the self-disclosure of providers, we have compiled a list of solutions for such a compliance check for websites and published it here for you.