# What does 451 Research use? 451 Research (451research.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-11-11). - Industry: Information Services - Size: 201–1,000 employees - Based in: New York, United States - Founded: 2000 - LinkedIn: https://www.linkedin.com/company/the-451-group ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | | | [Akamai](https://www.runsonwhat.com/reverse/akamai) | CDN & Edge | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [Marketo](https://www.runsonwhat.com/reverse/marketo) | Marketing | Custom domain, Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Custom domain | | | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [Dropbox](https://www.runsonwhat.com/reverse/dropbox) | Collaboration | DNS verification records, Website code | | ## FAQ ### What tools does 451 Research use? As of November 2026, runsonwhat has found 17 tools at 451 Research (451research.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon CloudFront. Application: Font Awesome. Data & Observability: Google Analytics and Microsoft Clarity. Go-to-market: Google Ads, LinkedIn Insight Tag and Microsoft Ads. Company Ops: Microsoft 365, SendGrid and Proofpoint. Last checked November 11, 2026. ### What cloud does 451 Research run on? 451 Research uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services. Amazon Web Services is used by 147,631 companies runsonwhat tracks. ### What email provider does 451 Research use? 451 Research uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 736,709 companies runsonwhat tracks. ### What analytics tools does 451 Research use? 451 Research uses Google Analytics for analytics, alongside Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on 451research.com. Google Analytics is used by 904,167 companies runsonwhat tracks. ### What marketing software does 451 Research use? 451 Research uses Marketo for marketing, according to runsonwhat (November 2026). runsonwhat found Marketo through a subdomain that points at Marketo and code on 451research.com. Marketo is used by 9,194 companies runsonwhat tracks. ### Does 451 Research use Cloudflare? Yes. runsonwhat found Cloudflare at 451 Research through Cloudflare code on 451research.com. Cloudflare is a CDN & Edge tool used by 735,698 companies runsonwhat tracks. ### How does runsonwhat know what 451 Research uses? runsonwhat reads public records only. Of the 17 tools at 451 Research, 9 were found through code on 451research.com, 3 through DNS records, 3 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 451research.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/451research.com (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.