/usr/share/perl5/ is in libnet-sip-perl 0.66-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Net/
/usr/share/perl5/Net/SIP/
/usr/share/perl5/Net/SIP/Authorize.pm
/usr/share/perl5/Net/SIP/Dropper/
/usr/share/perl5/Net/SIP/Dropper/ByField.pm
/usr/share/perl5/Net/SIP/Dropper/ByIPPort.pm
/usr/share/perl5/Net/SIP/Registrar.pm
/usr/share/perl5/Net/SIP/Dispatcher.pm
/usr/share/perl5/Net/SIP/Endpoint/
/usr/share/perl5/Net/SIP/Endpoint/Context.pm
/usr/share/perl5/Net/SIP/Redirect.pm
/usr/share/perl5/Net/SIP/Simple.pm
/usr/share/perl5/Net/SIP/Debug.pm
/usr/share/perl5/Net/SIP/Endpoint.pm
/usr/share/perl5/Net/SIP/DTMF.pm
/usr/share/perl5/Net/SIP/Response.pm
/usr/share/perl5/Net/SIP/Leg.pm
/usr/share/perl5/Net/SIP/NATHelper/
/usr/share/perl5/Net/SIP/NATHelper/Server.pm
/usr/share/perl5/Net/SIP/NATHelper/Local.pm
/usr/share/perl5/Net/SIP/NATHelper/Base.pm
/usr/share/perl5/Net/SIP/NATHelper/Client.pm
/usr/share/perl5/Net/SIP/SDP.pm
/usr/share/perl5/Net/SIP/Dropper.pm
/usr/share/perl5/Net/SIP/Blocker.pm
/usr/share/perl5/Net/SIP/Util.pm
/usr/share/perl5/Net/SIP/StatelessProxy.pm
/usr/share/perl5/Net/SIP/Request.pm
/usr/share/perl5/Net/SIP/Packet.pm
/usr/share/perl5/Net/SIP/Simple/
/usr/share/perl5/Net/SIP/Simple/Call.pm
/usr/share/perl5/Net/SIP/Simple/RTP.pm
/usr/share/perl5/Net/SIP/ReceiveChain.pm
/usr/share/perl5/Net/SIP/Dispatcher/
/usr/share/perl5/Net/SIP/Dispatcher/Eventloop.pm
/usr/share/perl5/Net/SIP.pm