# What does Rithm use? Rithm (rithmcap.com) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-10-20). - Industry: Financial Services - Size: 51–200 employees - Based in: New York, United States - Founded: 2013 - LinkedIn: https://www.linkedin.com/company/rithm-capital-corp ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Vue.js](https://www.runsonwhat.com/reverse/vue) | Frontend | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [FullStory](https://www.runsonwhat.com/reverse/fullstory) | Analytics | Website code | | | [Astronomer](https://www.runsonwhat.com/reverse/astronomer) | Data Pipeline | DNS verification records | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | | | [Freshdesk](https://www.runsonwhat.com/reverse/freshdesk) | Support & Docs | Email records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [Barracuda](https://www.runsonwhat.com/reverse/barracuda) | Security & Compliance | Email records | | | [Box](https://www.runsonwhat.com/reverse/box) | Collaboration | DNS verification records | | ## FAQ ### What tools does Rithm use? As of October 2026, runsonwhat has found 21 tools at Rithm (rithmcap.com) in public records. Edge & Hosting: Cloudflare, GoDaddy and Vercel. Application: Google Fonts, React and Tailwind CSS. Data & Observability: FullStory and Astronomer. Go-to-market: HubSpot, HubSpot CMS and Freshdesk. Company Ops: Microsoft 365, SendGrid and OneTrust. Last checked October 20, 2026. ### What cloud does Rithm run on? Rithm uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a DNS verification record for Vercel. Vercel is used by 47,630 companies runsonwhat tracks. ### What CRM does Rithm use? Rithm uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records. HubSpot is used by 93,148 companies runsonwhat tracks. ### What email provider does Rithm use? Rithm uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 706,458 companies runsonwhat tracks. ### What does Rithm use for customer support? Rithm uses Freshdesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Freshdesk through email records that authorize Freshdesk. Freshdesk is used by 12,324 companies runsonwhat tracks. ### What analytics tools does Rithm use? Rithm uses FullStory for analytics, according to runsonwhat (October 2026). runsonwhat found FullStory through FullStory code on rithmcap.com. FullStory is used by 2,619 companies runsonwhat tracks. ### Does Rithm use Google Fonts? Yes. runsonwhat found Google Fonts at Rithm through Google Fonts code on rithmcap.com. Google Fonts is a Media & UI tool used by 800,311 companies runsonwhat tracks. ### Does Rithm use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Rithm; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Rithm may use more AI tools than these. ### Which companies have a tech stack similar to Rithm's? The companies with the stacks most like Rithm's are Inside Real Estate, Guild Education, Chubb Group Holdings and Novocure, according to runsonwhat (October 2026). Each shares 7 to 12 tools with Rithm, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Rithm uses? runsonwhat reads public records only. Of the 21 tools at Rithm, 7 were found through code on rithmcap.com, 7 through DNS records, 4 through email records, 2 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and rithmcap.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/rithmcap.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.