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Conversion Async

Google

Advertising
Poor
v8d2efabc
A library for tracking ad conversions and user actions for Google Ads campaigns.
Updated 10/24/2026
https://www.googleadservices.com/pagead/conversion_async.js
Overall Score
77

Recorded Observations

2

For this resource version

File Size

22.57 KB

Download size

Load Time

10.05ms

Network latency

Execution Time

54.15ms

Runtime performance

Version Telemetry

Version Timeline

Visual representation of each version's active period

Metrics Over Time

Security score, performance score, and file size trends

0255075100v8d2evf908Normalized ScoreVersion
Security Score
Performance Score
File Size (KB)

Uptime History

Average response time over time

Version History Details

Detailed information for each version

vf90857b3Latest
Span: 9 days
Score: 79
Size: 22.57 KB
v8d2efabc
Span: 1 day
Score: 55
Size: 22.57 KB

Exposure & Risks

Security Score

Overall Security55 / 100
Security RatingPoor

Risk Assessment

Critical Risks0
Total Observations3

Security Rating

Poor
Significant behavioral concerns detected, immediate attention recommended.

Behavioral Concerns

No Known Security Risks

Our telemetry scan did not detect any immediate behavioral security risks for this resource.

Security Observations

Security-related findings from analysis

No security observations recorded for this version

Privacy & Data Flow

Data Collection

Cookies and local storage used by this script

Cookies

_gcl_au3 months
Used by Google AdSense and Google Ads to experiment with advertising efficiency across websites that use their services, storing a unique identifier for ad click attribution.
_gcl_*90 days
Google Click Identifier cookies, used by Google Ads for linking ad clicks to conversions and campaign tracking. The wildcard represents various specific _gcl_ cookies (e.g., _gcl_dc, _gcl_aw).
_gac_*90 days
Contains campaign-related information for Google Analytics and Google Ads, facilitating ad click attribution and campaign tracking.

Third-party Connections

External domains this script connects to

No external connections detected

Permissions Required

Browser permissions and capabilities used

user profilestorage

Privacy Observations

Privacy-related findings from analysis

No privacy observations recorded for this version

Technical & Performance Analytics

Load Performance

File Size22.57 KB
Load Time10.05ms

Runtime Performance

Execution Time54.15ms
Network Requests0

Impact Assessment

Good
Minimal performance impact on page load

Performance Observations

Performance-related findings from analysis

No performance observations recorded for this version

Global Variables

Variables added to the global scope

GooglemKTybQhCsOgoogle_trackConversiongoogle_tag_data

Event Listeners

Events this script listens for

No event listeners detected

Browser API Access

APIs and browser features accessed by this script

navigator.userAgentdocument.cookie.getscreen.heightscreen.width

Technical Details

Compressed
Yes
CDN Delivery
Yes
Recorded Observations
2
Is Mirror
No
Network Requests
0
Resource Hash
8d2efabcad3a132fa65a1c59d800f09ee9b7578dd52755df4b939071a39dce76

AI Insights & Alternatives

Description

A comprehensive overview of this resource

This script is a core component of Google Ads conversion tracking. When integrated into a website, it enables advertisers to measure the effectiveness of their Google Ads campaigns by recording specific user actions (conversions) after they click on an ad. This can include purchases, sign-ups, form submissions, or other defined goals. The script operates by sending data back to Google Ads, allowing advertisers to gain insights into which ad clicks lead to valuable customer actions. This data is crucial for optimizing campaign performance, understanding return on investment (ROI), and refining targeting strategies. It typically works by placing a JavaScript snippet on the conversion page of a website. When a user completes the desired action, this script fires, communicating the conversion event to Google. It utilizes cookies to identify users and attribute conversions correctly to specific ad interactions, ensuring accurate reporting and preventing duplicate counting.

Key Features

Core functionalities and capabilities of this resource

  • Conversion Tracking
  • Ad Performance Measurement
  • Campaign Optimization
  • User Action Attribution
  • Remarketing Audience Building

Alternatives

Similar libraries you might consider

Documentation & Resources

Official Documentation