Download websites that use Adform

About Adform

European advertising technology is a narrower field than it looks from outside, and Adform is one of the independent stacks that stayed independent through the consolidation that reshaped the market. Founded in 2002 and still run by Adform, the platform combines a demand side platform, an ad server and audience tooling in one place, which is exactly why a tag from it can appear on a page for opposite reasons.

Reading that signal correctly matters. On a publisher site the tag usually means inventory is being sold or measured through the platform. On an advertiser site the same tag is more likely to be doing conversion tracking or retargeting for campaigns bought elsewhere in the stack. Our data records that the technology is present on a domain, not which side of the transaction that domain sits on, and the two populations behave very differently once they land in a prospecting list.

As of October 2026 the tag appears on 436 domains in our Advertising data. The platform is Proprietary, so each detection reflects a commercial relationship rather than an open library somebody dropped in, and the shape of the list across successive releases is a reasonable read on where an independent vendor is gaining or losing ground against the platforms it competes with.

One measurement caveat applies here more than in most categories, and it cuts in a direction that matters for a European platform in particular. Advertising tags are increasingly loaded by a consent manager, and a crawler that never clicks accept sees only the pre-consent state of a page. Where consent enforcement is strict, which describes much of the market this vendor sells into, a live deployment can be entirely invisible to us. The count is a floor, and the gap between that floor and reality is not spread evenly across countries.

All of which is the argument for taking the file rather than checking domains individually. The download is built for questions that need the whole set. Which publishers run this alongside a competing demand stack, and therefore already work with more than one buyer. Which advertisers carry the tag without a matching analytics tag next to it. How the set overlaps with consent management platforms, since every domain in our data carries its full detected stack rather than a single entry. Sorting the file by TLD is also a practical way to test how European the footprint really is, because our aggregate view of this technology carries no country breakdown to lean on.