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Release: Australia · Updated: 2026-07-09 · Official documentation · View source

IP Address Block form

The IP Address Block form defines a top-level IP address range using CIDR notation. Use this reference to understand the available fields and their behavior.

IP Address Block form fields

FieldDescription
NameUser-friendly name for the IP Address Block.
CIDRThe Classless Inter-Domain Routing (CIDR) notation that defines the address range of this block. Supports IPv4 prefixes /0 to /32 and IPv6 prefixes /0 to /128.
Managed NetworkThe Managed Network this block belongs to. If set, the value propagates to all subnetworks beneath this block and cannot be changed at a lower level. For more information, see Managed Network form.
DescriptionFree-text description.
Life Cycle StageThe current lifecycle stage of the block. Default value: Operational. Used together with Life Cycle Stage Status to determine if the block is active.
Life Cycle Stage StatusThe current lifecycle stage status. Default value: In Use. The block is active when Life Cycle Stage is Operational and Life Cycle Stage Status is In Use.
Reported Addresses In UseThe count of addresses currently in use under this block.
Reported Free AddressesThe count of addresses available for use under this block.
Reported Reserved AddressesThe count of addresses flagged as reserved under this block.

Parent Topic:Telecommunications Network Inventory reference

Related topics

Create an IP Address Block record

CIDR validation rules for IP Address Blocks and IP Subnetworks

Hierarchy rules for IP Subnetworks

Managed Network and IP address allocation

Inventory number allocation fields