def METHOD_NAME(name: Optional[str] = None,
                                                                    resource_group_name: Optional[str] = None,
                                                                    opts: Optional[pulumi.InvokeOptions] = None) -> AwaitableGetAppServiceEnvironmentAseCustomDnsSuffixConfigurationResult:
    """
    Full view of the custom domain suffix configuration for ASEv3.
    Azure REST API version: 2022-09-01.
    :param str name: Name of the App Service Environment.
    :param str resource_group_name: Name of the resource group to which the resource belongs.
    """
    __args__ = dict()
    __args__['name'] = name
    __args__['resourceGroupName'] = resource_group_name
    opts = pulumi.InvokeOptions.merge(_utilities.get_invoke_opts_defaults(), opts)
    __ret__ = pulumi.runtime.invoke('azure-native:web:getAppServiceEnvironmentAseCustomDnsSuffixConfiguration', __args__, opts=opts, typ=GetAppServiceEnvironmentAseCustomDnsSuffixConfigurationResult).value
    return AwaitableGetAppServiceEnvironmentAseCustomDnsSuffixConfigurationResult(
        certificate_url=pulumi.get(__ret__, 'certificate_url'),
        dns_suffix=pulumi.get(__ret__, 'dns_suffix'),
        id=pulumi.get(__ret__, 'id'),
        key_vault_reference_identity=pulumi.get(__ret__, 'key_vault_reference_identity'),
        kind=pulumi.get(__ret__, 'kind'),
        name=pulumi.get(__ret__, 'name'),
        provisioning_details=pulumi.get(__ret__, 'provisioning_details'),
        provisioning_state=pulumi.get(__ret__, 'provisioning_state'),
        type=pulumi.get(__ret__, 'type'))