/usr/lib/x86_64-linux-gnu/libqjdns-qt5.so is in libqjdns-qt5-dev 2.0.3-1build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libqjdns-qt5.so.2
/usr/lib/x86_64-linux-gnu/libqjdns-qt5.so.2