anarchism.space upgraded to Mastodon 2.9 earlier this month (sorry for the lack of public notice)
This release's main change is the single-column mode by default for the web UI. The multiple column UI is still available in your settings.
Full release note here: https://github.com/tootsuite/mastodon/releases/tag/v2.9.0
concerning blocked instances, there is now a list of all blocked instances here:
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