/usr/ is in libjdns-dev 2.0.3-1build1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/jdns/
/usr/include/jdns/jdns.h
/usr/include/jdns/jdns_export.h
/usr/include/jdns/qjdns.h
/usr/include/jdns/qjdnsshared.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/jdns/
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns/
/usr/lib/x86_64-linux-gnu/cmake/qjdns/QJDnsConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns/QJDnsConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/jdns.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libjdns-dev/
/usr/share/doc/libjdns-dev/copyright
/usr/lib/x86_64-linux-gnu/libjdns.so
/usr/share/doc/libjdns-dev/changelog.Debian.gz