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data transfer from pilaff-up.ru

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Hi, Everytime I'm connecting to a website I see, at the bottom left of Firefox browser, some displays like : data transfer from pilaff-up.ru data transfer from m.stripe.network Are these sites suspect ? How to block them  ? I'm using Firefox 90.0b3

Hi, Everytime I'm connecting to a website I see, at the bottom left of Firefox browser, some displays like : data transfer from pilaff-up.ru data transfer from m.stripe.network Are these sites suspect ? How to block them ? I'm using Firefox 90.0b3

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I have fixed it up in my ESET antivirus, managing the list of blocked url. Speed has increased when charging some websites pages. :)