/usr/ is in libqjdns-qt5-dev 2.0.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libqjdns-qt5-dev/
/usr/share/doc/libqjdns-qt5-dev/copyright
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt5/
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt5/QJDns-qt5Targets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt5/QJDns-qt5Config.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt5/QJDns-qt5Targets.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt5/QJDns-qt5ConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/qjdns-qt5.pc
/usr/share/doc/libqjdns-qt5-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libqjdns-qt5.so