Die Sperrung erfolgt
mindestens auf der Ebene der vollqualifizierten Domain-
namen, deren Auflösung in die zugehörigen Internetpro-
tokoll-Adressen unterbleibt.
my translation:
The blocking will at least take place on the level of fully-qualified domain names, the resolution of which into IP-adresses will remain undone.
relevant part:
my translation:The blocking will at least take place on the level of fully-qualified domain names, the resolution of which into IP-adresses will remain undone.