openssl s_client -connect ums.cloud.vmware.com:443 -servername ums.cloud.vmware.com
throws this error:
getaddrinfo: Name or service not known connect:errno=0
Update /etc/systemd/resolved.conf and remove any additional DNS entries.
sudo root
cp /etc/systemd/resolved.conf /etc/systemd/resolved.conf.bak
vi resolved.conf
:wq!
reboot