I'm not racist, so I genuinely don't know: are eastern Europeans considered a separate race? Because it's sort of a public secret that if you hail from one of

I'm not racist, so I genuinely don't know: are eastern Europeans considered a separate race? Because it's sort of a public secret that if you hail from one of those countries which joined the EU in the 21st century, you're going to be looked at with suspicion. I suppose it has something to do with the type of people who went to the Netherlands for work right after that was made much easier, but nevertheless it's there.