# What does Casco use? Casco (casco.com) shows public evidence of 23 tools, according to runsonwhat (last checked 2026-10-09). - Industry: Security - Size: 1–10 employees ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Three.js](https://www.runsonwhat.com/reverse/threejs) | Media & UI | Website code | | | [WorkOS](https://www.runsonwhat.com/reverse/workos) | Auth & Identity | Custom domain | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code | | | [New Relic](https://www.runsonwhat.com/reverse/newrelic) | Monitoring | Website code | | | [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Website code | | | [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code | | | [RudderStack](https://www.runsonwhat.com/reverse/rudderstack) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | 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 | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | ## FAQ ### What tools does Casco use? As of October 2026, runsonwhat has found 23 tools at Casco (casco.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Vercel. Application: React, Tailwind CSS and Next.js. Data & Observability: Google Analytics, Sentry and web-vitals. Go-to-market: Google Ads and Reddit Ads. Company Ops: Microsoft 365, Google Workspace and Apple Business. Last checked October 9, 2026. ### What cloud does Casco run on? Casco uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on casco.com. Amazon Web Services is used by 144,835 companies runsonwhat tracks. ### What email provider does Casco use? Casco uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 701,686 companies runsonwhat tracks. ### What analytics tools does Casco use? Casco uses Google Analytics for analytics, alongside PostHog and RudderStack, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on casco.com. Google Analytics is used by 852,109 companies runsonwhat tracks. ### What does Casco use for login and identity? Casco uses WorkOS for sign-in and identity, according to runsonwhat (October 2026). runsonwhat found WorkOS through a subdomain that points at WorkOS. WorkOS is used by 558 companies runsonwhat tracks. ### What monitoring tools does Casco use? Casco uses Sentry for monitoring, alongside web-vitals, New Relic and Datadog, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on casco.com. Sentry is used by 76,956 companies runsonwhat tracks. ### Does Casco use Google Ads? Yes. runsonwhat found Google Ads at Casco through Google Ads code on casco.com. Google Ads is a Ads & Pixels tool used by 459,247 companies runsonwhat tracks. ### Does Casco use AI tools? Yes. runsonwhat has found Anthropic at Casco; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Casco may use more AI tools than these. ### Which companies have a tech stack similar to Casco's? The companies with the stacks most like Casco's are Riot, hiloop, UFO and Nango, according to runsonwhat (October 2026). Each shares 5 to 11 tools with Casco, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Casco uses? runsonwhat reads public records only. Of the 23 tools at Casco, 14 were found through code on casco.com, 5 through DNS records, 2 through subdomains that point at the vendor, 1 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 casco.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/casco.com (updated October 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.