If you are not sure if the website you want to visit is safe, you can check it out here. Enter the address (url) of the website and see the invisible elements, such as a header or meta data.
site address:data:image/jpeg;base64,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...
URL does not point to a web page (html/xhtml) or read error or page not found. (-2)

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* all occurrences of the string "http://" have been changed to "htt???/"