There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.

STEVEGT / IS-Conf-0.01 / Changes 
Revision history for Perl extension IS::Conf.

0.01  Wed May 08 22:41:27 2002
	- original version; created by ExtUtils::ModuleMaker 0.20102