Please read Networks with Dynamic IP Addresses to learn how to maintain Open DNS settings on a network where the IP address is likely to change.

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The software client keeps your IP up to date with Open DNS automatically.

General Information for Updater Clients Open DNS accounts work with dynamic IP addresses through Dynamic DNS (DDNS), if you use a DDNS software client.

For software information, click here or go to the downloads page.

There are additional third-party clients and services available, but only the ones listed are supported by Open DNS.

Open DNS can be configured on networks that are provisioned with dynamic IP addresses, which is typically how ISPs manage consumer and small business networks.

Many people get a dynamic Internet Protocol (IP) address assigned to them by their ISP or network operator. If you're not sure which one you have, you likely have a dynamic IP address but contact your ISP to be sure.It is difficult for public Internet resources to know how to find a webserver or mailserver or other Internet-addressable resource located at a dynamic IP address.DDNS provides a workaround, giving an individual a method of registering their current IP address with a third-party service on the web so they are publicly accessible and addressable, even as their IP address changes over time.The below information still holds true, but DNS-O-Matic, a free service from Open DNS, gives you an easy way to distribute your dynamic IP changes to multiple services with a single update.Keep dynamic DNS hostnames and Open DNS updated at the same time.You can find and download the official Dynamic IP updater clients for Windows, Mac and Linux using the links in the following table.