docs/containers?topic=containers-loadbalancer_hostname">register a new DNS subdomain</a> for the
Istio gateway&rsquo;s IP with an IKS command. The domain is in the following
<a href="https://cloud.ibm.com/docs/containers?topic=containers-loadbalancer_hostname#loadbalancer_hostname_format">format</a>:
<code>&lt;cluster_name>-&lt;globally_unique_account_HASH>-0001.&lt;region>.containers.appdomain.cloud</code>, for example <code>mycluster-a1b2cdef345678g9hi012j3kl4567890-0001.us-south.containers.appdomain.clou