# What does Duda use? Duda (duda.co) shows public evidence of 47 tools, according to runsonwhat (last checked 2026-11-08). - LinkedIn: https://www.linkedin.com/company/duda ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2021-11 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records | | | [Vidyard](https://www.runsonwhat.com/reverse/vidyard) | Media & UI | Website code | | | [Rive](https://www.runsonwhat.com/reverse/rive) | Media & UI | 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 | | | [Crazy Egg](https://www.runsonwhat.com/reverse/crazyegg) | Analytics | Website code | | | [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | Custom domain, DNS verification records, Email records | 2017-09 | | [Mixpanel](https://www.runsonwhat.com/reverse/mixpanel) | Analytics | DNS verification records | | | [FullStory](https://www.runsonwhat.com/reverse/fullstory) | Analytics | Website code | | | [Convert](https://www.runsonwhat.com/reverse/convert) | Flags & Experiments | 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 | 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 | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records | 2019-11 | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Website code | | | [LiveIntent](https://www.runsonwhat.com/reverse/liveintent) | Ads & Pixels | Website code | | | [ClickCease](https://www.runsonwhat.com/reverse/clickcease) | Ads & Pixels | Website code | | | [6sense](https://www.runsonwhat.com/reverse/sixsense) | Sales & CRM | Website code | | | [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | 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 | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) | Security & Compliance | Email records | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records | | | [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | | [AudioEye](https://www.runsonwhat.com/reverse/audioeye) | Security & Compliance | Website code | | | [Termly](https://www.runsonwhat.com/reverse/termly) | Security & Compliance | Website code | | | [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records | | | [Notion](https://www.runsonwhat.com/reverse/notion) | Collaboration | DNS verification records | | | [Lovable](https://www.runsonwhat.com/reverse/lovable) | Dev Tools | DNS verification records | | ## Recent changes at Duda - 2026-10-20: started using [Zoom](https://www.runsonwhat.com/reverse/zoom) ## FAQ ### What tools does Duda use? As of November 2026, runsonwhat has found 47 tools at Duda (duda.co) in public records. Edge & Hosting: Cloudflare, Amazon Route 53 and Amazon CloudFront. Application: Google Fonts, Font Awesome and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Crazy Egg. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 8, 2026. ### What CRM does Duda use? Duda uses HubSpot for its CRM, alongside Apollo.io and 6sense, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on duda.co. HubSpot is used by 98,108 companies runsonwhat tracks. ### What email provider does Duda use? Duda uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 737,886 companies runsonwhat tracks. ### What does Duda use for customer support? Duda uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records, and Duda has used it since at least November 2019. Zendesk is used by 43,848 companies runsonwhat tracks. ### What payment provider does Duda use? Duda uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through a DNS verification record for Stripe. Stripe is used by 31,511 companies runsonwhat tracks. ### What analytics tools does Duda use? Duda uses Google Analytics for analytics, alongside Google Tag Manager, Crazy Egg and Mixpanel, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on duda.co. Google Analytics is used by 904,532 companies runsonwhat tracks. ### How long has Duda used Atlassian Statuspage? Duda has used Atlassian Statuspage since at least September 2017, going by the first public certificate of the duda.co subdomain that points at Atlassian Statuspage. Other long-running tools at Duda include Zendesk (since November 2019) and Amazon CloudFront (since November 2021). ### Does Duda use Google Fonts? Yes. runsonwhat found Google Fonts at Duda through Google Fonts code on duda.co. Google Fonts is a Media & UI tool used by 826,022 companies runsonwhat tracks. ### Does Duda use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Duda; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Duda may use more AI tools than these. ### Has Duda changed tools recently? Yes. On runsonwhat's rechecks, Duda started using Zoom (latest on October 20, 2026). A change counts only between two checks of duda.co done the same way. ### Which companies have a tech stack similar to Duda's? The companies with the stacks most like Duda's are LogicMonitor, Hotjar | By Contentsquare, Haus and Xapien, according to runsonwhat (November 2026). Each shares 15 to 31 tools with Duda, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Duda uses? runsonwhat reads public records only. Of the 47 tools at Duda, 23 were found through code on duda.co, 16 through DNS records, 4 through email records, 3 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 duda.co about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/duda.co (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.