toot.foundation has blocked the following instances:

absturztau.be for "DNI"
allowed.org for "Antisemitism, far right, misogyny."
celp.de for "Birdsite mirror"
danksquad.xyz for "Actively federates with the usual suspects."
danrees.me for "Actively federates with the usual suspects."
dark-alexandr.net for "Actively federates with the usual suspects."
darlow.co.uk for "Transphobia"
daspr.io for "Conspiracy theories, far-right, misinformation."
dd0s.lol for "Actively federates with the usual suspects."
ddnss.de for "Free domain service unsuitable for permanent instances (used for a lot of abusive sites)"
deadreckoning.cc for "Actively federates with the usual suspects."
debilosempire.org for "Actively federates with the usual suspects."
decept.org for "Actively federates with the usual suspects."
declin.eu for "Actively federates with the usual suspects."
deepnexus.link for "Free speech, conspiracy theories"
definitely-not-archivefedifor.fun for "Scraping"
dembased.xyz for "Actively federates with the usual suspects."
derveni.org for "Actively federates with the usual suspects."
dev-wiki.de for "Conspiracy theories, far-right, misinformation."
(the list has been truncated to the first 20 entries)