| Name | Description | |
|---|---|---|
 | Identifier | The node identifier. |
| IdType | The type of node identifier used. |
| IsAbsolute | Returns true if the expanded node id is an absolute identifier that contains a namespace URI instead of a server dependent index. |
| IsNull | Whether the object represents a Null NodeId. |
| NamespaceIndex | The index of the namespace URI in the server's namespace array. |
| NamespaceUri | The namespace that qualifies the node identifier. |
 | Null | Returns an instance of a null ExpandedNodeId. |
| ServerIndex | The index of the server where the node exists. |