PARASOLCORPUS.ORG is still available, even though not to its full extent.
If you want to be notified when the corpora are fully functional again, please fill in this google form
For the time being, the following versions are available:
Ursynow | Natolin
My apologies for the inconvenience caused and hoping to see you soon on our server,
Ruprecht von Waldenfels (Uni Jena)
PS: Please contact me if this rather sudden shut-down causes difficulties for you. Also, we appreciate any feedback (especially positive, but not only)! Please direct enquiries to firstname.lastname (without the von) at uni minus jena dot de