AppNexus Test Header

Enable Test Mode Ads when developing site that use AppNexus/Xandr ads. This extension adds the 'X-Is-Test:1'.

As of May 2026, AppNexus Test Header has 55 users and a 5.00/5 rating from 1 reviews in the Developer Tools category.

Usersup 7.8 percent+7.8%
55
55
Ratingno change0%
5.00
1 reviews
Reviewsno change0%
1
Version
1.0.1
Manifest V3

History

2 snapshots

Tracking since Apr 26, 2026.

55.325350.68Apr 26, 2026May 23, 2026
View as table
DateUsersRatingReviewsVersion
Apr 26, 2026515.0011.0.1
May 23, 2026525.0011.0.1
Now555.0011.0.1

Permissions & access

Permissions
declarativeNetRequest
Host access
<all_urls>

Screenshots

AppNexus Test Header screenshot 1AppNexus Test Header screenshot 2

About

Enable Test Mode Ads when developing site that use AppNexus/Xandr ads. 

The extension adds the 'X-Is-Test:1' HTTP header to all network being sent to adnxs.com and adnxs-simple.com.

This is an un-official  plugin which replaces the recently removed official plugin.  It does not gather, store or send any personal information.

Technical

Version
1.0.1
Manifest
V3
Size
23.35KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
fjpjmognfiejglbmabgkmlldeinedbdg
Developer ID
ub007e99d4dd704693727a718cc5d7acc
Developer Email
[email protected]
Created
Dec 16, 2021
Last Updated (Store)
Nov 10, 2022
Last Scraped
May 23, 2026
Support URL

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Data sourced from the Chrome Web Store · last verified May 23, 2026.