Although the Web Services Explorer comes populated with several registries, you can also add additional registries to your list of favorites.
When you are ready to publish your business entity and Web service, add a production registry to the Web Services Explorer. In order to publish your business entity and Web service to a production registry, you must first register with the registry. The registry will provide instructions for registering. For more information on registries, refer to Registering with a registry.
The UDDI Business Registry is a set of global replicated registries. For a list of public registries refer to www.uddi.org/register.html
The IBM® UDDI Business Registry is a public production registry maintained by IBM. For more information on the IBM UDDI Business Registry refer to http://uddi.ibm.com