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

VTI / ObjectDB-3.28 / t / meta
Name Documentation Size Last Modified
one-to-one.t 926 15 Oct 2018 18:10:29 UTC
meta-auto-discovery.t 1.61K 15 Oct 2018 18:10:29 UTC
one-to-many.t 929 15 Oct 2018 18:10:29 UTC
meta.t 5.92K 15 Oct 2018 18:10:29 UTC
many-to-many.t 1.1K 15 Oct 2018 18:10:29 UTC
many-to-one.t 2.12K 15 Oct 2018 18:10:29 UTC