The link checker at: http://validator.w3.org/checklink reports 4 HTML link redirects that should be updated.

The redirects:

Line: 59 http://redhat.com/ redirected to http://www.redhat.com/
Status: 301 -> 200 OK
This is a permanent redirect. The link should be updated.

warning Line: 111 http://www.oasis-open.org/committees/virtio/ redirected to https://www.oasis-open.org/committees/virtio/
Status: 301 -> 200 OK
This is a permanent redirect. The link should be updated.

warning Line: 116 http://www.oasis-open.org/committees/virtio/ipr.php redirected to https://www.oasis-open.org/committees/virtio/ipr.php
Status: 301 -> 200 OK
This is a permanent redirect. The link should be updated.

warning Line: 109 http://www.oasis-open.org/committees/comments/form.php?wg_abbrev=virtio redirected to https://www.oasis-open.org/committees/comments/index.php?wg_abbrev=virtio
Status: 301 -> 200 OK
This is a permanent redirect. The link should be updated.

BTW, the link checker also reported 1289 valid anchors. Kudos on good link practices.