I just started using ddclient on my Ubuntu server after 2 years, I doesn't appear to be working, I'm seeing this in the logs
un 17 19:29:23 kang ddclient[1027358]: FAILED: updating *domain*: unexpected status (11)
Jun 17 19:29:23 kang ddclient[1027358]: SUCCESS: updating : good: IP address set to (redacted)
Jun 17 19:29:23 kang ddclient[1027358]: FAILED: updating : unexpected status (0)
Jun 17 19:29:23 kang ddclient[1027358]: FAILED: was not updated because protocol <undefined> is not supported.
ddclient.conf looks like this
protocol=dyndns2
use=web, web=myip.dnsomatic.com
ssl=yes
server=updates.opendns.com
login=**login**
password=**password**
**domain**