To check, right-click your DHCP scope and go to properties.On the DNS tab enable DNS dynamic updates and set to "Always dynamically update..." Also enable Dynamic Update for clients that do not request updates.Also make sure your DNS server are listed on the Name Servers tab. Ok so given that your DHCP server is not registering the records on behalf of the clients, and aside from your windows clients not being set to register with DNS on their NICs (which you should verify in TCP/IP properties on the client NIC), I would check the security settings on your reverse zone to make sure clients are allowed to register in the reverse zone.

If your Linux distribution does not have a recent version of ddclient, you can download the tar file here.

You can also install it by executing This happens most often when using someone else's network (e.g.

public wireless hotspot, a friend's wireless network etc.).

Each Open DNS user is uniquely identified by an IP address.

The process of converting domain names to IP addresses is called “resolving.”The file typically contains the IP addresses of nameservers (DNS name resolvers) that attempt to translate names into addresses for any node available on the network.

Steps to configure Linux as DNS client, first login as a root user (use su command): Step # 1: Open /etc/file: The author is the creator of nix Craft and a seasoned sysadmin, Dev Ops engineer, and a trainer for the Linux operating system/Unix shell scripting.

However, the reverse DNS entries ("PTR" Records) are not.

The reverse lookup zone exists, and I can add entries to it manually, but it doesn't automatically populate.

If you believe this IP address really belongs to you, you can contact support.