CloudfloorDNS offers Dynamic DNS, the ability to automatically update a zone file with the current dynamically assigned IP address. There are a few steps you need to get Dynamic DNS working on CloudfloorDNS when using the Windows platform:
1) Create your Dynamic hostname – click DNS, Setup DNS, Dynamic DNS and enter in your hostname.
2) Once your hostname is created, you need to update the IP address to your server’s IP – download the DirectUpdate DDNS Client for Windows
3) Install and Run DirectUpdate Administration Module to configure your CloudfloorDNS DDNS account. Click ADD to add an account
4) You’ll now see a screen similar to the screenshot shown below (click to enlarge)
You first enter in the domain name you want to update as the name, the click ON use secure protocol checkbox as shown
You then need to enter in your CloudfloorDNS username and password on the account, this will use those credentials to login and update any Dynamic Domain you have on your account.   Lastly, you need to pull down the Account Type (upper right corner) and scroll down and select MICROTECH from the list.  This is the original name of CloudfloorDNS DDNS service.    That’s it.  The DirectUpdate application will now update your IP address on that hostname.