github.com 22 docker.io 443 quay.io 443 registry.fedoraproject.org 443 mirrors.fedoraproject.org 443 dl.fedoraproject.org 443 ewr.edge.kernel.org 443 mirror.clarkson.edu 443 mirror.umd.edu 443 mirror.vcu.edu 443 mirrors.cat.pdx.edu 443 pubmirror1.math.uh.edu 443 pubmirror2.math.uh.edu 443 sjc.edge.kernel.org 443