Internal parameters
Stay organized with collections
Save and categorize content based on your preferences.
This document is for developers who use server-side tagging and want to learn
more about server-side tagging event parameters.
Google tags use the internal parameters listed on this page.
Deleting, augmenting, or modifying these parameters may adversely affect the
functionality of Google tags and downstream products (e.g. Google Ads, Google
Analytics, Floodlight). The name, type, and products of all event data
parameters are subject to change.
| Name |
Type |
Products |
x-ga-protocol_version |
string |
Google Analytics
|
x-ga-temp_client_id |
string |
Google Analytics
|
x-ga-measurement_id |
string |
Google Analytics
|
x-ga-gtm_version |
string |
Google Analytics
|
x-ga-page_id |
number |
Google Analytics
|
x-ga-request_count |
number |
Google Analytics
|
x-ga-gcs |
string |
Google Analytics
|
x-ga-gcd |
string |
Google Analytics,
Google Ads,
Floodlight
|
x-ga-gcu |
string |
Google Analytics
|
x-ga-dma |
boolean |
Google Analytics
|
x-ga-dma_cps |
string |
Google Analytics
|
x-ga-npa |
string |
Google Analytics
|
x-ga-did |
string |
Google Analytics
|
x-ga-gdid |
string |
Google Analytics
|
x-ga-edid |
string |
Google Analytics
|
x-ga-ecid |
string |
Google Analytics
|
x-ga-em |
string |
Google Analytics
|
x-ga-tfd |
number |
Google Analytics
|
x-ads-apve |
string |
Google Ads
|
x-ga-lps |
boolean |
Google Analytics
|
x-sst-prehit_properties |
object |
Google Analytics,
Google Ads,
Floodlight
|
x-ga-system_properties |
object |
Google Analytics
|
x-sst-system_properties |
object |
Google Analytics,
Google Ads,
Floodlight
|
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2024-10-09 UTC.
[null,null,["Last updated 2024-10-09 UTC."],[[["\u003cp\u003eThis document details server-side tagging event parameters for developers using server-side tagging.\u003c/p\u003e\n"],["\u003cp\u003eGoogle Tag's internal parameters, listed in a table, should not be altered as they impact tag functionality and products like Google Ads, Google Analytics, and Floodlight.\u003c/p\u003e\n"],["\u003cp\u003eThe parameters, including name, type, and associated products, can change, so developers should stay updated.\u003c/p\u003e\n"],["\u003cp\u003eThese event data parameters are categorized by name, type (string, number, boolean, object), and the Google products they influence (Google Analytics, Google Ads, Floodlight).\u003c/p\u003e\n"]]],["Server-side tagging utilizes internal parameters, modification of which may negatively impact Google tags and related products. These parameters include strings, numbers, booleans, and objects, and are used by Google Analytics, Google Ads, and Floodlight. Key parameters include `x-ga-protocol_version`, `x-ga-temp_client_id`, and `x-ga-measurement_id` for Google Analytics. Several others exist to track page data and system property, as well as ad-specific details, such as `x-ads-apve` for Google Ads. The parameters' name, type, and supported products are subject to change.\n"],null,["# Internal parameters\n\n\u003e This document is for developers who use server-side tagging and want to learn\n\u003e more about server-side tagging event parameters.\n\nGoogle tags use the internal parameters listed on this page.\nDeleting, augmenting, or modifying these parameters may adversely affect the\nfunctionality of Google tags and downstream products (e.g. Google Ads, Google\nAnalytics, Floodlight). The name, type, and products of all event data\nparameters are subject to change.\n\n| Name | Type | Products |\n|---------------------------|-----------|------------------------------------------|\n| `x-ga-protocol_version` | `string` | Google Analytics |\n| `x-ga-temp_client_id` | `string` | Google Analytics |\n| `x-ga-measurement_id` | `string` | Google Analytics |\n| `x-ga-gtm_version` | `string` | Google Analytics |\n| `x-ga-page_id` | `number` | Google Analytics |\n| `x-ga-request_count` | `number` | Google Analytics |\n| `x-ga-gcs` | `string` | Google Analytics |\n| `x-ga-gcd` | `string` | Google Analytics, Google Ads, Floodlight |\n| `x-ga-gcu` | `string` | Google Analytics |\n| `x-ga-dma` | `boolean` | Google Analytics |\n| `x-ga-dma_cps` | `string` | Google Analytics |\n| `x-ga-npa` | `string` | Google Analytics |\n| `x-ga-did` | `string` | Google Analytics |\n| `x-ga-gdid` | `string` | Google Analytics |\n| `x-ga-edid` | `string` | Google Analytics |\n| `x-ga-ecid` | `string` | Google Analytics |\n| `x-ga-em` | `string` | Google Analytics |\n| `x-ga-tfd` | `number` | Google Analytics |\n| `x-ads-apve` | `string` | Google Ads |\n| `x-ga-lps` | `boolean` | Google Analytics |\n| `x-sst-prehit_properties` | `object` | Google Analytics, Google Ads, Floodlight |\n| `x-ga-system_properties` | `object` | Google Analytics |\n| `x-sst-system_properties` | `object` | Google Analytics, Google Ads, Floodlight |"]]