/usr/share/perl5/INetSim/ is in inetsim 1.2.7+dfsg.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/INetSim/Chargen/
/usr/share/perl5/INetSim/Chargen.pm
/usr/share/perl5/INetSim/Chargen/TCP.pm
/usr/share/perl5/INetSim/Chargen/UDP.pm
/usr/share/perl5/INetSim/CommandLine.pm
/usr/share/perl5/INetSim/Config.pm
/usr/share/perl5/INetSim/DNS.pm
/usr/share/perl5/INetSim/Daytime/
/usr/share/perl5/INetSim/Daytime.pm
/usr/share/perl5/INetSim/Daytime/TCP.pm
/usr/share/perl5/INetSim/Daytime/UDP.pm
/usr/share/perl5/INetSim/Discard/
/usr/share/perl5/INetSim/Discard.pm
/usr/share/perl5/INetSim/Discard/TCP.pm
/usr/share/perl5/INetSim/Discard/UDP.pm
/usr/share/perl5/INetSim/Dummy/
/usr/share/perl5/INetSim/Dummy.pm
/usr/share/perl5/INetSim/Dummy/TCP.pm
/usr/share/perl5/INetSim/Dummy/UDP.pm
/usr/share/perl5/INetSim/Echo/
/usr/share/perl5/INetSim/Echo.pm
/usr/share/perl5/INetSim/Echo/TCP.pm
/usr/share/perl5/INetSim/Echo/UDP.pm
/usr/share/perl5/INetSim/FTP.pm
/usr/share/perl5/INetSim/FakeTime.pm
/usr/share/perl5/INetSim/Finger.pm
/usr/share/perl5/INetSim/Fork.pm
/usr/share/perl5/INetSim/GenericServer.pm
/usr/share/perl5/INetSim/HTTP.pm
/usr/share/perl5/INetSim/IRC.pm
/usr/share/perl5/INetSim/Ident.pm
/usr/share/perl5/INetSim/Log.pm
/usr/share/perl5/INetSim/NTP.pm
/usr/share/perl5/INetSim/POP3.pm
/usr/share/perl5/INetSim/Quotd/
/usr/share/perl5/INetSim/Quotd.pm
/usr/share/perl5/INetSim/Quotd/TCP.pm
/usr/share/perl5/INetSim/Quotd/UDP.pm
/usr/share/perl5/INetSim/Redirect.pm
/usr/share/perl5/INetSim/Report.pm
/usr/share/perl5/INetSim/SMTP.pm
/usr/share/perl5/INetSim/Syslog.pm
/usr/share/perl5/INetSim/TFTP.pm
/usr/share/perl5/INetSim/Time/
/usr/share/perl5/INetSim/Time.pm
/usr/share/perl5/INetSim/Time/TCP.pm
/usr/share/perl5/INetSim/Time/UDP.pm