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Belgium Targets Internet Archive's 'Open Library' in Sweeping Site Blocking Order
(torrentfreak.com)
This is a most excellent place for technology news and articles.
FYI Belgian "site blocks" are still just simple DNS blocks at the ISP level.
You can easily get around it by using any of the well known public DNS resolvers.
Cheatsheet:
And if they make them change the results just in Belgium you can set up something simple like a pihole on a cheap VM with any random VPS and use the VM as your DNS server. Just make sure to host the VM somewhere that wont have the restrictions.