Ryan Sipes is a user on mastodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
Ryan Sipes @ryanleesipes

Hmmm. Something funky is up.

@ryanleesipes Ah yeah, a new instance decided to report that they had 1,000,000 users as a joke.

Alternatively the bot is now reporting stats from the future.