/usr/share/ is in ruby-dnsruby 1.54-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/1.9.1/
/usr/share/rubygems-integration/1.9.1/specifications/
/usr/share/rubygems-integration/1.9.1/specifications/dnsruby-1.54.gemspec
/usr/share/rubygems-integration/2.0/
/usr/share/rubygems-integration/2.0/specifications/
/usr/share/rubygems-integration/2.0/specifications/dnsruby-1.54.gemspec
/usr/share/doc/
/usr/share/doc/ruby-dnsruby/
/usr/share/doc/ruby-dnsruby/DNSSEC
/usr/share/doc/ruby-dnsruby/EXAMPLES.gz
/usr/share/doc/ruby-dnsruby/README
/usr/share/doc/ruby-dnsruby/EVENTMACHINE
/usr/share/doc/ruby-dnsruby/changelog.Debian.gz
/usr/share/doc/ruby-dnsruby/copyright