Ad Blocker Test Suite

See how ad blockers interact with three different ways of loading Google Tag Manager.

Loads tags directly from Google's servers. This is the baseline most ad blockers will catch.

GTG (First-Party)

Proxies GTM through your own domain using Google Tag Gateway, making it harder to block.

Addingwell + GTG

Server-side tagging with Addingwell on a branded subdomain, combined with GTG.

Side-by-side comparison — run all three tests at once Compare All

Configuration

Domain: fulcos.com

Measurement Path: /m6yp/

Addingwell sGTM: brand.fulcos.com