Detect MGID

Advertising

MGID is a programmatic advertising platform frequently used by misinformation websites.

Detection looks at script sources, javascript globals across 2 fingerprint rules among the site's public responses.

01

Websites using MGID

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02

Signal classes

PluginView evaluates public page signals in these classes when identifying MGID. Individual fingerprint rule bodies are proprietary and are not published.

  • Script sources
  • JavaScript globals
03

Example public indicators for MGID

Illustrative indicators derived from public catalog metadata for MGID. A live scan may match additional proprietary rules beyond these examples.

  • .mgid.com/
  • MgSensor.mgqWorker
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known MGID signature (2 rules) at the time of the scan.
Does not establish
A sitewide install of MGID, an active vendor contract, exclusive use, or that MGID is still in place today.
05

How to check a site for MGID

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest MGID signals.
  2. 2. PluginView reads only public responses (script sources, javascript globals) and scores them against the MGID signature set (2 rules).
  3. 3. Review the confidence score and text explanation for MGID on the results page.
06

FAQ: detecting MGID

Can PluginView detect MGID without logging in?
Yes. PluginView only reads publicly accessible responses when checking for MGID — typically script sources, javascript globals. It does not bypass authentication or paywalls.
What category is MGID?
MGID is classified under Advertising in the PluginView directory.
How many fingerprint rules cover MGID?
This reference currently tracks 2 fingerprint rules across script sources, javascript globals. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses MGID?
Illustrative public indicators for MGID include .mgid.com/; MgSensor.mgqWorker. A live scan may match additional proprietary rules beyond these examples.

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