Attributes Reference

Look up the name, ID, type, supported channels, and example values for each attribute.

Each section lists the attribute name, ID, and type. Default, named user ID, and NPS survey attributes also include supported channels and example values. See also the Attributes user guide.

Default attributes

The following device propertiesInformation about a channel, such as language and time zone settings, OS and browser versions, and notification opt-in status. Values come from the user’s device when an SDK is present, or are set via the API for channels without one. Each property is automatically made available as an attribute, a tag, or both for audience segmentation. are available as attributes:

Name	ID	Type	Channels	Example
Application Version (for iOS and Android)	`ua_app_version`	Text	App	`1051.c3eca0`, `957`
Browser Name	`ua_browser_name`	Text	Web	`chrome`, `firefox`
Browser Type	`ua_browser_type`	Text	Web	`mobile` or `desktop`
Browser Version	`ua_browser_version`	Text	Web	`chrome-77`, `firefox-69`
Carrier¹	`ua_carrier`	Text	App	`Verizon`, `AT\u0026T`, `Free`, `Google Fi`
Device Model	`ua_device_model`	Text	App	`Pixel 3a`, `iPhone8,1`
Device OS Version	`ua_device_os`	Text	App	`13.1.2`, `10`
Email Domain	`ua_email_domain`	Text	Email	`example.com`
Language	`ua_language`	Text	App, Web	`en`
Language Country	`ua_country`	Text	App, Web	Two-letter ISO country code like `DE`, or `Unknown`
Location Enabled	`ua_location_settings`	Text	App	`true`/`false` value indicating if location services are enabled
NDC	`ua_ndc`	Text	SMS	The 2- or 3-digit national destination code, commonly known in the US as the area code, e.g., `503`. This attribute is country-specific and is only populated if the MSISDNThe mobile phone number, including country code, of a device in your Airship audience. Each MSISDN represents an individual mobile device. has a discernible code.
RCS Enabled	`ua_rcs_enabled`	Text	SMS	`true` if messages can be upgraded to RCS, or unset if unknown
SDK Version	`ua_sdk_version`	Text	App, Web	`12.0.0-beta3` (Point version)
Subdivision	`ua_subdivision`	Text	SMS	The ISO 3166 country and subdivision for the channel — state, province, etc e.g., `US-OR`.
Time Zone (Local time zone)	`ua_local_tz`	Text	App, Web	IANA time zone identifier, e.g., `Africa/Abidjan`

^{1. The Carrier attribute is not available as of SDK 20 for both iOS and Android and was removed on October 8, 2025.}

Named user ID attribute

If a channel has a named userA customer-provided identifier used for mapping multiple devices and channels to a specific individual., Airship automatically generates the ua_named_user_id attribute, with the named user ID as its value:

Name	ID	Type	Channels	Example
Named User ID	`ua_named_user_id`	Text	App, Web, Email, SMS	`a.user` or `abd3c488-52c8-4fb7-942b-10ffSAMPLEb5`

NPS survey attributes

The following attributes are generated from user responses to NPS surveys in Scenes:

Name	ID	Type	Channels	Value
NPS Category	`ua_nps_category`	Text	App	One of three categories: `detractor`, `passive`, or `promoter`.
NPS Score	`ua_nps_score`	Number	App	A number 0-10

Predefined attributes

The following preformatted attributes are available to add to your project and set on your audience:

Name	ID	Type
Title	`title`	Text
First Name	`first_name`	Text
Last Name	`last_name`	Text
Full Name	`full_name`	Text
Gender	`gender`	Text
Zipcode	`zipcode`	Number
City	`city`	Text
Region ¹	`region`	Text
Country	`country`	Text
Birthdate	`birthdate`	Date
Age	`age`	Number
Mobile Phone Number	`mobile_phone`	Number
Home Phone Number	`home_phone`	Number
Work Phone Number	`work_phone`	Number
Loyalty Tier	`loyalty_tier`	Text
Company	`company`	Text
Username	`username`	Text
Account Creation	`account_creation`	Date
Email Address	`email`	Text
Altitude	`altitude`	Number
Latitude	`latitude`	Number
Longitude	`longitude`	Number
Advertising ID (IDFA)	`advertising_id`	Text

^{1. State or province.}