33Across
Ad ExchangeProfile
TierMid-market (1,000+)
OwnsIts own SSP
Same publishers asMagnite · Microsoft Monetize · PubMatic
Reach
publishers7,935
Direct share56%
Confirmed by the exchange160 / 4,471
Where its publishers are
United States1,659
Japan487
Italy368
France344
United Kingdom314
Brazil301+146 more
United States1,659 Japan487 Italy368 France344 United Kingdom314 Brazil301+146 moreNorth America · Latin America · Europe · Middle East & North Africa · Sub-Saharan Africa · South Asia · East Asia · Southeast Asia · Central Asia & Caucasus · Oceania
Quality
Ad-heavy sites reached2.8%
Median publisher rank#187,245
Supply score58 / 100 · #162 of 1,175
How to buy
How to open an account here, what it takes and the minimum spend.
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In the news
Update
Sep 17, 2025
33Across brings Equifax's IXI Network financial data to its supply-side platform