From your comment history on vaccines and illness I presume you are more familiar than I with far-right subreddits. Perhaps you should list a few here to satisfy yourself, since I won't be entertaining the question.
You may have a religion you aren’t aware of.
You're claiming they're still on Reddit but using a long gone subreddit as proof of Reddit being alt-right today? How does that even work? If you can't link to something today you can't say the problem still exists today.