CZ market

Heureka Verified by Customers via server-side: 25% more reviews, no iframe block

The Heureka pixel runs as an iframe and 25% of CZ visitors have it ad-blocked. Server-side via DataNostro sends the conversion event straight from your server — unblockable. Plus a first-party feed.

Seznam Event Measurement (SEM): server-side conversions for Sklik & Zboží.cz

The only working way to deploy Sklik conversions on server-side GTM. Something Stape, Addingwell, and Google Cloud don't have. Step by step, including deduplication with the pixel code.