Data you can check yourself.

Everything in the directory comes from a source you can open: the publisher's own pages and the files the ad industry publishes.

Publisher pages

Advertise pages, media kits and rate cards.

Industry files

ads.txt and sellers.json, read for every listing.

Dated and linked

Every fact shows where and when we read it.

45Kpublishers
13Kad spots
4.9Kpublished prices
2Kexchanges and DSPs
How we work

From source to listing.

We read, we check, and we link back, every time.

  1. Read

    We read the publisher's own pages and industry files.

  2. Check

    An editor checks what the pages say.

  3. Link

    Every fact links to its source, with a date.

Our sources

Where every fact comes from.

We only publish what a source says, and we show you the source.

Publishers

  • Advertise pages
  • Media kits
  • Rate cards
  • Policy pages

Ad industry

  • ads.txt files
  • sellers.json files
  • Exchange documentation
  • Regulators' pages

Our editors

  • News, read and summarised
  • Rule changes, linked to rules
  • Corrections from publishers
  • Traffic rankings for order

Spotted something we got wrong?

Send us the page that shows the right answer and we'll fix it.

Contact us