If you produce Social Media Content, particularly for an organisation, it is worth trying an experiment
.On your website, right click on the icon which should take people to your Social Media feed, and if you are using Firefox select ‘Open in New Private Window’, or if using Chrome, select ‘Open in New Icongnito Window’ .
Decline Optional Cookies, and close the window inviting you to log in, or create an account.
See how much of your site is visible to people who are not already using that platform.
You might want to look at a Fediverse directory, such as https://fedi.directory/ and search for the area in which you operate. Try looking at the sites you find through that directory anonymously too. Please note that Fediverse directories are generally far behind actual sites, and most Fediverse users find accounts to follow organically.