By default the managed DHCP and DNS servers are arranged by their network interface address in /16 subnets for IPv4 and /48 ...

By default the managed DHCP and DNS servers are arranged by their network interface address in /16 subnets for IPv4 and /48 subnets for IPv6. From this view, IPAM enables periodic service availability monitoring for managed DHCP and DNS servers. You may switch between the following views in this navigation node by choosing the current view next to Server Type and View: