mastodon.social is one of the many independent Mastodon servers you can use to participate in the fediverse.
The original server operated by the Mastodon gGmbH non-profit

Administered by:

Server stats:

379K
active users

I have heard that attackers now use artificial intelligence to break the captcha. This explains why every time I change my location, I not only get a captcha challenge but also have to enter random digits from my debit card and push messages for two-factor authentication sent either via the app or via text. This is why we can't have nice things.