Version 4.0.0 is available upstream. Please consider updating! It seems that version 4.0.0 is available upstream, while the latest version in the Gentoo tree is 3.11.2. You think this warning is false? Read more about it here.
DDclient is a perl client used to update dynamic DNS entries
for accounts on dynamic DNS network service providers.
It has the capability to update more than just dynamic DNS
and it can fetch WAN-IP-addresses in a few different ways.