Ddclient not updating
(You may need to add the Ubuntu Universe to your set of software repositories to install some of these utilities.
See Installing Software.) ddclient is the original Linux utility for dynamic DNS updates.
The software utility then periodically checks for a change to the computer's IP address, and when a new IP address is discovered, it updates the Dynamic DNS database to reflect that change.
DNS requires that a name server somewhere on the Internet keep track of 'where you are' (i.e. That is, its database must always be updated to make sure your hostname always corresponds to your current IP address.
Using forwarding rules, an infinite number of URLs can be forwarded to a single dynamic URL.
(The primary host that resides at the destination IP address must then resolve the forwarded URLs (using virtual host or .htaccess files) and direct them to the appropriate server on the computer (or LAN).) For this reason, it is only necessary to have one dynamic DNS URL for your computer (or LAN).
Name Translation is implemented via a distributed database known as the Domain Name System.
the URL Using CNAME aliasing, the original URL is retained in the browser.
ddclient is stuck When this issue occurs, This happens most often when you're trying to update your dynamic IP address many times in too short of a period by restarting the ddclient service.
In this case, in order to instantly fix this issue, please delete the file /var/cache/ddclient/ddclient.
Many router/modems support Dynamic DNS reporting/notification/updating directly.
If your router's configuration is accessible from a web browser, try accessing it by logging into the local IP address of your router (for example, or ) and look for the Dynamic DNS (DDNS) settings. Each Dynamic DNS service may work better with a particular utility.
You should be able to log in to your Dynamic DNS provider's website and verify that the DNS entry is being updated. Alternatively you can type your hostname into a service like