Musk’s gesture has received mixed reactions from politicians and academics, with some likening it to a Nazi salute and others saying it was an accidental action made in the heat of his victory speech.

Other popular subreddits with hundreds of thousands to millions of subscribers, including r/TwoXChromosomes, r/nintendo, and r/nursing have also banned links to the Musk-owned platform, likely affecting the reach X gets.

Reddit communities with millions of subscribers lead charge as social media landscape faces period of unprecedented turbulence

After Musk sparked a wave of ire with back-to-back Nazi salutes at an Inauguration Day event in Washington, D.C., on Monday, the bans quickly swept across Reddit. Such a move is not unheard of — moderators can ban links to specific sites, meaning that posts and comments including X links are easy to block.

In reaction to hand gestures Elon Musk made at a post-inauguration rally that many said resembled a Nazi salute, Reddit moderators took swift action.