What does Yahoo Inc use?

As of October 2026, runsonwhat has found 62 tools at Yahoo (yahooinc.com) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: jQuery, Google Fonts and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, LinkedIn Insight Tag and Shopify. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 10, 2026.

Yahoo uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on yahooinc.com. Amazon Web Services is used by 144,718 companies runsonwhat tracks.

Yahoo uses Salesforce for its CRM, according to runsonwhat (October 2026). runsonwhat found Salesforce through email records that authorize Salesforce and code on yahooinc.com. Salesforce is used by 33,404 companies runsonwhat tracks.

Yahoo uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 700,546 companies runsonwhat tracks.

Yahoo uses Google Analytics for analytics, alongside Google Tag Manager, Hotjar and Marketo Measure, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on yahooinc.com. Google Analytics is used by 849,424 companies runsonwhat tracks.

Yahoo uses Shopify for its website, alongside Webflow, according to runsonwhat (October 2026). runsonwhat found Shopify through a subdomain that points at Shopify, and Yahoo has used it since at least January 2025. Shopify is used by 58,701 companies runsonwhat tracks.

Yahoo has used Shopify since at least January 2025, going by the first public certificate of the yahooinc.com subdomain that points at Shopify.

Yes. runsonwhat found jQuery at Yahoo through jQuery code on yahooinc.com. jQuery is a Frontend tool used by 895,408 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic and OpenAI at Yahoo; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Yahoo may use more AI tools than these.

Yes. On runsonwhat's rechecks, Yahoo started using Confluent (latest on October 10, 2026). A change counts only between two checks of yahooinc.com done the same way.

The companies with the stacks most like Yahoo's are Yahoo, Yahoo, Altium and Kentik, according to runsonwhat (October 2026). Each shares 22 to 38 tools with Yahoo, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 62 tools at Yahoo, 29 were found through DNS records, 15 through website configuration files, 11 through code on yahooinc.com, 6 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and yahooinc.com about monthly.