We are using four different icons in the single page analysis tool in order to give a quick overview of your single page.

"Green Check": Everything is fine!
"Red Error Cross": There seems to be an issue you should take a look at. Make sure to solve this issue as it potentially could harm your website's indexability.
"Yellow Warning Icon": Consider these as hints that help you improve your website.
"Grey information Icon": This is just a neutral information about data wich we have found while analyzing.

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