# What does ESRB Ratings use? ESRB Ratings (esrb.org) shows public evidence of 19 tools, according to runsonwhat (last checked 2026-11-08). - Industry: Video Games - Size: 11–50 employees - Based in: New York, United States - Founded: 1994 - LinkedIn: https://www.linkedin.com/company/esrb ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records, Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | ## Recent changes at ESRB Ratings - 2026-10-31: started using [Anthropic](https://www.runsonwhat.com/reverse/anthropic) ## FAQ ### What tools does ESRB Ratings use? As of November 2026, runsonwhat has found 19 tools at ESRB Ratings (esrb.org) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365, SendGrid and Cookiebot. Last checked November 8, 2026. ### What email provider does ESRB Ratings use? ESRB Ratings uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on esrb.org. Microsoft 365 is used by 736,677 companies runsonwhat tracks. ### What analytics tools does ESRB Ratings use? ESRB Ratings uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on esrb.org. Google Analytics is used by 904,079 companies runsonwhat tracks. ### What is ESRB Ratings's website built with? ESRB Ratings uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on esrb.org. WordPress is used by 606,930 companies runsonwhat tracks. ### What marketing software does ESRB Ratings use? ESRB Ratings uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp and code on esrb.org. Mailchimp is used by 119,258 companies runsonwhat tracks. ### Does ESRB Ratings use jQuery? Yes. runsonwhat found jQuery at ESRB Ratings through jQuery code on esrb.org. jQuery is a Frontend tool used by 927,275 companies runsonwhat tracks. ### Does ESRB Ratings use AI tools? Yes. runsonwhat has found Anthropic at ESRB Ratings; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so ESRB Ratings may use more AI tools than these. ### Has ESRB Ratings changed tools recently? Yes. On runsonwhat's rechecks, ESRB Ratings started using Anthropic (latest on October 31, 2026). A change counts only between two checks of esrb.org done the same way. ### How does runsonwhat know what ESRB Ratings uses? runsonwhat reads public records only. Of the 19 tools at ESRB Ratings, 12 were found through code on esrb.org, 3 through DNS records, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and esrb.org about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/esrb.org (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.