@linuxkurs Linux-Kurs: The link you posted is inaccessible from some users.
If you care privacy post alternative url next time? So other mastodon readers can open your link

Alternative:
https://web.archive.org/web/https://matrix.to/#/#linuxkurs:feneas.org

Cloudflare domain: matrix.to
Why: https://notabug.org/themusicgod1/cloudflare-tor