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BlueKai

4,145,096

companies run it, 7.6% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 7,423,207 live hosts run it, of 191,809,695 hosts in the index, 3.9%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

4,145,059 at Sept 26; 0 twelve months earlier, +4,145,059 on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-0800
2021-0900
2021-1000
2021-1100
2021-1200
2022-0100
2022-0200
2022-0300
2022-0400
2022-0500
2022-0600
2022-0700
2022-0800
2022-0900
2022-1000
2022-1100
2022-1200
2023-0100
2023-0200
2023-0300
2023-0400
2023-0500
2023-0600
2023-0700
2023-0800
2023-0900
2023-1000
2023-1100
2023-1200
2024-0100
2024-0200
2024-0300
2024-0400
2024-0500
2024-0600
2024-0700
2024-0800
2024-09withheld0
2024-10withheld0
2024-11withheld0
2024-12withheld0
2025-01withheld0
2025-02withheld0
2025-03withheld0
2025-04withheld0
2025-05withheld0
2025-06withheld0
2025-07withheld0
2025-08withheld0
2025-09withheld0
2025-1000
2025-1100
2025-1200
2026-0129,7681,226
2026-021,025,95142,262
2026-032,231,95591,942
2026-042,417,95199,603
2026-052,637,765108,658
2026-062,901,541119,524
2026-073,223,935132,805
2026-083,626,927149,405
2026-094,145,059170,749

Both denominators, and a third

Shares of the same 4,145,096each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
7.6%
companies running anything in Advertising
15,368,013
27.0%
companies running anything in Audience and identity data
4,393,699
94.3%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, BlueKai is rank 1 of 10 technologies in Audience and identity data.

Open as a segment

4,145,096 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-bluekai

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

BlueKai is Oracle’s data management platform for audience data and ad targeting.

Part of Oracle Advertising, BlueKai ingests and manages audience data to build segments for ad targeting and measurement across channels. It is used by advertisers and publishers for audience enrichment and activation.

Kindproduct
VendorOracle, oracle.com
PathMarketing and Advertising > Advertising > Audience and identity data
Slugbluekai
Deploymentsaas
Pricingquote based, enterprise
Open sourceno
First discovered2025-03-08
Last discovered2026-09-10
Taxonomy releasetax-2026.10