# What does Federation of American Scientists use? Federation of American Scientists (fas.org) shows public evidence of 16 tools, according to runsonwhat (last checked 2026-11-01). - LinkedIn: https://www.linkedin.com/company/federation-of-american-scientists ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | | ## 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 | | ## 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 | | | [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records, Website code | | | [Ahrefs](https://www.runsonwhat.com/reverse/ahrefs) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | ## Recent changes at Federation of American Scientists - 2026-10-17: started using [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) - 2026-10-17: started using [Google Ads](https://www.runsonwhat.com/reverse/google-ads) ## FAQ ### What tools does Federation of American Scientists use? As of November 2026, runsonwhat has found 16 tools at Federation of American Scientists (fas.org) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon CloudFront. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, Google Workspace and Amazon SES. Last checked November 1, 2026. ### What cloud does Federation of American Scientists run on? Federation of American Scientists uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on fas.org. Amazon Web Services is used by 146,764 companies runsonwhat tracks. ### What CRM does Federation of American Scientists use? Federation of American Scientists uses Salesforce for its CRM, according to runsonwhat (November 2026). runsonwhat found Salesforce through email records that authorize Salesforce and code on fas.org. Salesforce is used by 34,548 companies runsonwhat tracks. ### What email provider does Federation of American Scientists use? Federation of American Scientists uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 719,672 companies runsonwhat tracks. ### What analytics tools does Federation of American Scientists use? Federation of American Scientists uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on fas.org. Google Analytics is used by 906,173 companies runsonwhat tracks. ### What is Federation of American Scientists's website built with? Federation of American Scientists uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on fas.org. WordPress is used by 607,129 companies runsonwhat tracks. ### Does Federation of American Scientists use Cloudflare? Yes. runsonwhat found Cloudflare at Federation of American Scientists through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 724,934 companies runsonwhat tracks. ### Has Federation of American Scientists changed tools recently? Yes. On runsonwhat's rechecks, Federation of American Scientists started using Amazon CloudFront and Google Ads (latest on October 17, 2026). A change counts only between two checks of fas.org done the same way. ### How does runsonwhat know what Federation of American Scientists uses? runsonwhat reads public records only. Of the 16 tools at Federation of American Scientists, 8 were found through code on fas.org, 4 through email records, 3 through DNS 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 fas.org about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/fas.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.