OneTag is an advertizing platform that automates the buying and selling of online ad space.

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Companies

50

Top Country

US

Top Industry

Advertising

Adoption Insights

OneTag is used by 50 companies in our database, representing approximately 0.00% of all tracked websites. The most common industry using OneTag is Advertising, and adoption is strongest in US.

Top Countries Using OneTag

US30 companies
GB7 companies
JP4 companies
RO4 companies
ES2 companies
DE1 companies
AU1 companies
CA1 companies

Top Industries Using OneTag

Advertising7 companies
Broadcasting6 companies
News5 companies
Communities3 companies
Digital Media3 companies
Content2 companies
Internet2 companies
Beauty1 companies
B2B1 companies
Advice1 companies

How We Detect OneTag

The Web Radar detects OneTag by analyzing HTTP headers, JavaScript variables, HTML source code, cookies, and DNS records across 3M+ websites. Our detection engine uses over 10,000+ pattern rules to ensure accurate identification. Browse all technologies →

Frequently Asked Questions

What is OneTag?+

OneTag is an advertizing platform that automates the buying and selling of online ad space.

How many companies use OneTag?+

50 companies in our database use OneTag, representing approximately 0.00% of all tracked websites.

What industries use OneTag the most?+

The top industries using OneTag are Advertising, Broadcasting, News.

What countries use OneTag the most?+

The top countries using OneTag are US, GB, JP.

Is OneTag popular?+

OneTag is used by 50 companies, making it a notable Advertising technology based on adoption across our tracked websites.

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Data last updated: June 2026