# What does IDFA use? IDFA (idfa.nl) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-11-09). - Industry: Media Production - Size: 11–50 employees - Based in: Amsterdam, Netherlands - Founded: 1988 - LinkedIn: https://www.linkedin.com/company/international-documentary-film-festival-amsterdam-idfa- ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2017-11 | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | 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 | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | 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 | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records, Website code | | | [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | Website code | | | [Ahrefs](https://www.runsonwhat.com/reverse/ahrefs) | Marketing | Website code | | | [Trengo](https://www.runsonwhat.com/reverse/trengo) | Support & Docs | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Custom domain, Email records, Website code | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records | | ## FAQ ### What tools does IDFA use? As of November 2026, runsonwhat has found 21 tools at IDFA (idfa.nl) in public records. Edge & Hosting: Amazon CloudFront and Vercel. Application: Vimeo, React and Next.js. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, SendGrid and Mailchimp Transactional. Last checked November 9, 2026. ### What cloud does IDFA run on? IDFA uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 52,960 companies runsonwhat tracks. ### What CRM does IDFA use? IDFA uses Zoho for its CRM, according to runsonwhat (November 2026). runsonwhat found Zoho through Zoho code on idfa.nl. Zoho is used by 65,112 companies runsonwhat tracks. ### What email provider does IDFA use? IDFA uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on idfa.nl. Microsoft 365 is used by 732,774 companies runsonwhat tracks. ### What does IDFA use for customer support? IDFA uses Trengo for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Trengo through Trengo code on idfa.nl. Trengo is used by 322 companies runsonwhat tracks. ### What analytics tools does IDFA use? IDFA uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on idfa.nl. Google Analytics is used by 903,845 companies runsonwhat tracks. ### How long has IDFA used Amazon CloudFront? IDFA has used Amazon CloudFront since at least November 2017, going by the first public certificate of the idfa.nl subdomain that points at Amazon CloudFront. ### Does IDFA use Google Ads? Yes. runsonwhat found Google Ads at IDFA through Google Ads code on idfa.nl. Google Ads is a Ads & Pixels tool used by 540,577 companies runsonwhat tracks. ### Which companies have a tech stack similar to IDFA's? The companies with the stacks most like IDFA's are Zoofy, Number 1 Voetbalreizen, VanGilsAutomotive and Gift Dubai Online, according to runsonwhat (November 2026). Each shares 5 to 9 tools with IDFA, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what IDFA uses? runsonwhat reads public records only. Of the 21 tools at IDFA, 12 were found through code on idfa.nl, 4 through email records, 3 through subdomains that point at the vendor and 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and idfa.nl about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/idfa.nl (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.