EC2 > Structures > PrefixList PrefixList¶ Structure Class¶ PrefixList dataclass ¶ Bases: _SerdeShape Describes prefixes for Amazon Web Services services. Attributes¶ cidrs class-attribute instance-attribute ¶ cidrs: list[str] | None = ... The IP address range of the Amazon Web Services service. prefix_list_id class-attribute instance-attribute ¶ prefix_list_id: str | None = ... The ID of the prefix. prefix_list_name class-attribute instance-attribute ¶ prefix_list_name: str | None = ... The name of the prefix.