HTL Debug
View and analyze your ad configuration
Explore Prebid and GAM auction details for display and video. Check the web page GDPR TCFv2 readiness.
Review user movement over the last 30 days.
Track rating movement over time to see whether quality signals remain stable.
Compare 1-day, 7-day, and 30-day net growth and growth rate.
Review publication date, version, supported languages, and crawl timestamps.
Review the store description, core capabilities, and common use cases.
See header bidding auction details for Prebid and Headerlift for all slots in all iframes found on the page.
Multiple Prebid instances in the same frame are also supported.
**Bonus Feature**
Click a slot name in the Top frame and if visible, the slot will be highlighted on the page.
Notes and limitations:
- CPM price of Google's bids is not available because Google Ad Manager doesn't expose it in the bid response.
Inspect the latest comments and rating distribution.
The Chrome Web Store shows 8 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.
Review related products from the Chrome Web Store detail page.
View and analyze your ad configuration
Tests ads.txt files for authorization of user-specified ad sellers.
The IAB Europe CMP Validator checks web pages for the availability of a TCF registered CMP and facilitates their auditing.
Inspect and validate Prebid.js Data such as AdUnits, bids and Consent Data on web pages.
Provides a clean output of all GTM ad request/response info. Not compatible with AMP or video ads. By Mark Bland (C) 2025
Debug GAM, Prebid.js, AdX, AdSense, DCM & Pixels. Analyze ad slots, targeting, decoded TCF strings, and header bidding auctions.