Description:

ez-ipupdate is a small utility for updating your host name for any of
the dynamic DNS service offered at:
- http://www.ez-ip.net/
- http://www.justlinux.com/
- http://www.dhs.org/
- http://www.dyndns.org/
- http://www.ods.org/
- http://gnudip.cheapnet.net/ (GNUDip)
- http://www.dyn.ca/ (GNUDip)
- http://www.tzo.com/
- http://www.easydns.com/
- http://www.dyns.cx/
- http://www.hn.org/
- http://www.zoneedit.com/

It is pure C and works on Linux, *BSD and Solaris.

Don't forget to create your own config file (in
/etc/ez-ipupdate.conf). You can find some examples in
/usr/share/doc/ez-ipupdate-3.0.11b8.