# What does Fever use? Fever (feverup.com) shows public evidence of 39 tools, according to runsonwhat (last checked 2026-10-09). - Industry: Ticket Sales Service - Size: 1,001–5,000 employees - Based in: New York, Spain - Founded: 2014 - LinkedIn: https://www.linkedin.com/company/fever-up ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS verification records | | | [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 | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records | | | [Netlify](https://www.runsonwhat.com/reverse/netlify) | Hosting & Cloud | Custom domain | 2022-11 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudinary](https://www.runsonwhat.com/reverse/cloudinary) | Media & UI | Custom domain, Website code | 2022-06 | | [Angular](https://www.runsonwhat.com/reverse/angular) | Frontend | Website code | | ## 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 | | | [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Website code | | | [Optimizely](https://www.runsonwhat.com/reverse/optimizely) | Flags & Experiments | Website code | | | [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | Custom domain | 2026-08 | | [Mixpanel](https://www.runsonwhat.com/reverse/mixpanel) | Analytics | DNS verification records, Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records, 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 | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | DNS verification records | | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records, Custom domain, Website code | 2024-04 | | [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | DNS verification records | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [Snap Pixel](https://www.runsonwhat.com/reverse/snap-pixel) | Ads & Pixels | Website code | | | [Salesforce Marketing Cloud](https://www.runsonwhat.com/reverse/sfmc) | Marketing | Custom domain | 2022-11 | ## 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 | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [Miro](https://www.runsonwhat.com/reverse/miro) | Collaboration | DNS verification records | | | [Canva](https://www.runsonwhat.com/reverse/canva) | Collaboration | DNS verification records | | | [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records | | | [Carta](https://www.runsonwhat.com/reverse/carta) | Finance & Legal | DNS verification records | | ## Recent changes at Fever - 2026-10-09: started using [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) ## FAQ ### What tools does Fever use? As of October 2026, runsonwhat has found 39 tools at Fever (feverup.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Cloudinary and Angular. Data & Observability: Google Analytics, Google Tag Manager and Datadog. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 9, 2026. ### What cloud does Fever run on? Fever uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel and Netlify, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on feverup.com. Amazon Web Services is used by 144,878 companies runsonwhat tracks. ### What CRM does Fever use? Fever uses Zoho for its CRM, according to runsonwhat (October 2026). runsonwhat found Zoho through a DNS verification record for Zoho. Zoho is used by 61,651 companies runsonwhat tracks. ### What email provider does Fever use? Fever 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 701,710 companies runsonwhat tracks. ### What does Fever use for customer support? Fever uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk and a subdomain, and Fever has used it since at least April 2024. Zendesk is used by 40,934 companies runsonwhat tracks. ### What analytics tools does Fever use? Fever uses Google Analytics for analytics, alongside Google Tag Manager and Mixpanel, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on feverup.com. Google Analytics is used by 853,379 companies runsonwhat tracks. ### How long has Fever used Cloudinary? Fever has used Cloudinary since at least June 2022, going by the first public certificate of the feverup.com subdomain that points at Cloudinary. Other long-running tools at Fever include Netlify (since November 2022), Salesforce Marketing Cloud (since November 2022) and Zendesk (since April 2024). ### Does Fever use Cloudflare? Yes. runsonwhat found Cloudflare at Fever through a DNS verification record for Cloudflare. Cloudflare is a CDN & Edge tool used by 692,707 companies runsonwhat tracks. ### Has Fever changed tools recently? Yes. On runsonwhat's rechecks, Fever started using Cloudflare (latest on October 9, 2026). A change counts only between two checks of feverup.com done the same way. ### Which companies have a tech stack similar to Fever's? The companies with the stacks most like Fever's are Optimizely, J.s. Held, Axonius and FreshBooks, according to runsonwhat (October 2026). Each shares 10 to 26 tools with Fever, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Fever uses? runsonwhat reads public records only. Of the 39 tools at Fever, 16 were found through DNS records, 15 through code on feverup.com, 4 through email records and 4 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and feverup.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/feverup.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.