You were downvoted for presenting a straw man and assuming bad faith.

Here's a good article addressing what's gone wrong with the SPLC: https://www.tabletmag.com/sections/news/articles/splc-klan-h...

I read the wikipedia article on SPLC briefly and asked a clarifying question

Thank you for clarifying, it sounds like the organisation has changed recently

You could also interprete the downvotes as a community indication that your comment is lacking in content or insight, or is some other way insufficiently interesting.