# What does Red Sift Limited use? Red Sift Limited (redsift.com) shows public evidence of 39 tools, according to runsonwhat (last checked 2026-10-19). - Industry: Software - Size: 51–200 employees - Based in: London, United Kingdom - Founded: 2015 - LinkedIn: https://www.linkedin.com/company/red-sift ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS 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, Website code | 2016-10 | ## 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 | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | DNS verification records, Website code | | | [Algolia](https://www.runsonwhat.com/reverse/algolia) | Search | 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 | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | DNS verification records, Website code | | | [HockeyStack](https://www.runsonwhat.com/reverse/hockeystack) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Custom domain | 2023-03 | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [ZoomInfo](https://www.runsonwhat.com/reverse/zoominfo) | Sales & CRM | Website code | | | [Intercom](https://www.runsonwhat.com/reverse/intercom) | Support & Docs | Website code | | | [6sense](https://www.runsonwhat.com/reverse/sixsense) | Sales & CRM | Website code | | | [Prismic](https://www.runsonwhat.com/reverse/prismic) | Website & CMS | 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 | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS records | | | [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | | [Teamtailor](https://www.runsonwhat.com/reverse/teamtailor) | People & HR | Custom domain, DNS verification records | 2022-02 | | [Tailscale](https://www.runsonwhat.com/reverse/tailscale) | Security & Compliance | DNS verification records | | ## FAQ ### What tools does Red Sift use? As of October 2026, runsonwhat has found 39 tools at Red Sift (redsift.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon CloudFront. Application: Google Fonts, React and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Microsoft Ads and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and Cookiebot. Last checked October 19, 2026. ### What cloud does Red Sift run on? Red Sift uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on redsift.com. Amazon Web Services is used by 145,587 companies runsonwhat tracks. ### What CRM does Red Sift use? Red Sift uses Salesforce for its CRM, alongside ZoomInfo and 6sense, according to runsonwhat (October 2026). runsonwhat found Salesforce through a subdomain that points at Salesforce, and Red Sift has used it since at least March 2023. Salesforce is used by 34,010 companies runsonwhat tracks. ### What email provider does Red Sift use? Red Sift uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 710,114 companies runsonwhat tracks. ### What does Red Sift use for customer support? Red Sift uses Intercom for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Intercom through Intercom code on redsift.com. Intercom is used by 8,711 companies runsonwhat tracks. ### What analytics tools does Red Sift use? Red Sift uses Google Analytics for analytics, alongside Google Tag Manager, Hotjar and HockeyStack, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on redsift.com. Google Analytics is used by 877,551 companies runsonwhat tracks. ### How long has Red Sift used Amazon CloudFront? Red Sift has used Amazon CloudFront since at least October 2016, going by the first public certificate of the redsift.com subdomain that points at Amazon CloudFront. Other long-running tools at Red Sift include Teamtailor (since February 2022) and Salesforce (since March 2023). ### Does Red Sift use Google Fonts? Yes. runsonwhat found Google Fonts at Red Sift through Google Fonts code on redsift.com. Google Fonts is a Media & UI tool used by 808,046 companies runsonwhat tracks. ### Does Red Sift use AI tools? Yes. runsonwhat has found Anthropic at Red Sift; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Red Sift may use more AI tools than these. ### Which companies have a tech stack similar to Red Sift's? The companies with the stacks most like Red Sift's are InRule Technology®, Cypress.io, Smartness and Vapi, according to runsonwhat (October 2026). Each shares 15 to 23 tools with Red Sift, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Red Sift uses? runsonwhat reads public records only. Of the 39 tools at Red Sift, 20 were found through code on redsift.com, 14 through DNS records, 3 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 redsift.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/redsift.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.