# What does 4yousee use? 4yousee (4yousee.com.br) shows public evidence of 41 tools, according to runsonwhat (last checked 2026-11-09). - Industry: IT Services - Size: 11–50 employees - Based in: Itaim Bibi, Brazil - Founded: 2006 - LinkedIn: https://www.linkedin.com/company/9242644 ## 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 | Custom domain | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain | | | [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | Website code | | | [Fly.io](https://www.runsonwhat.com/reverse/fly) | Hosting & Cloud | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [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 | | ## 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [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 | | | [WhatsApp Business](https://www.runsonwhat.com/reverse/whatsapp) | Support & Docs | Website code | | | [Elementor](https://www.runsonwhat.com/reverse/elementor) | Website & CMS | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, Website code | | | [All in One SEO](https://www.runsonwhat.com/reverse/aioseo) | Website & CMS | Website code | | | [Magnite](https://www.runsonwhat.com/reverse/magnite) | Ads & Pixels | Website config | | | [RD Station](https://www.runsonwhat.com/reverse/rd-station) | Marketing | Website code | | | [GitBook](https://www.runsonwhat.com/reverse/gitbook) | Support & Docs | Custom domain | | | [Bitrix24](https://www.runsonwhat.com/reverse/bitrix24) | Sales & CRM | Website code | | | [Short.io](https://www.runsonwhat.com/reverse/short-io) | Marketing | Custom domain | 2022-07 | ## 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 | | | [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 | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code | | | [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 | | | [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) | Security & Compliance | 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 | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records | | ## Recent changes at 4yousee - 2026-11-09: started using again [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) - 2026-11-09: started using [Fastly](https://www.runsonwhat.com/reverse/fastly) - 2026-11-09: started using [Fly.io](https://www.runsonwhat.com/reverse/fly) - 2026-11-09: started using again [Google Cloud](https://www.runsonwhat.com/reverse/gcp) - 2026-11-09: started using [GitBook](https://www.runsonwhat.com/reverse/gitbook) - 2026-11-09: started using again [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) - 2026-11-09: started using again [Google Search Console](https://www.runsonwhat.com/reverse/gsc) - 2026-11-09: started using again [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) - 2026-11-09: started using again [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) - 2026-11-09: started using again [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) - 2026-11-09: started using again [Sectigo](https://www.runsonwhat.com/reverse/sectigo) - 2026-11-09: started using again [Slack](https://www.runsonwhat.com/reverse/slack) ## FAQ ### What tools does 4yousee use? As of November 2026, runsonwhat has found 41 tools at 4yousee (4yousee.com.br) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Google Cloud. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 9, 2026. ### What cloud does 4yousee run on? 4yousee uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud and Fly.io, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services. Amazon Web Services is used by 147,680 companies runsonwhat tracks. ### What CRM does 4yousee use? 4yousee uses HubSpot for its CRM, alongside Bitrix24, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on 4yousee.com.br. HubSpot is used by 98,105 companies runsonwhat tracks. ### What email provider does 4yousee use? 4yousee uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 737,885 companies runsonwhat tracks. ### What does 4yousee use for customer support? 4yousee uses WhatsApp Business for customer support and documentation, alongside GitBook, according to runsonwhat (November 2026). runsonwhat found WhatsApp Business through WhatsApp Business code on 4yousee.com.br. WhatsApp Business is used by 139,223 companies runsonwhat tracks. ### What analytics tools does 4yousee use? 4yousee uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on 4yousee.com.br. Google Analytics is used by 904,465 companies runsonwhat tracks. ### How long has 4yousee used Short.io? 4yousee has used Short.io since at least July 2022, going by the first public certificate of the 4yousee.com.br subdomain that points at Short.io. ### Does 4yousee use jQuery? Yes. runsonwhat found jQuery at 4yousee through jQuery code on 4yousee.com.br. jQuery is a Frontend tool used by 927,393 companies runsonwhat tracks. ### Has 4yousee changed tools recently? Yes. On runsonwhat's rechecks, 4yousee started using Amazon Trust Services, Fastly and Fly.io (latest on November 9, 2026) and stopped using Amazon Trust Services, Microsoft 365 and Atlassian (latest on November 1, 2026). A change counts only between two checks of 4yousee.com.br done the same way. ### Which companies have a tech stack similar to 4yousee's? The companies with the stacks most like 4yousee's are Grupo VIASOFT, Sai Towers, Lbox(엘박스) and Riderize, according to runsonwhat (November 2026). Each shares 9 to 17 tools with 4yousee, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what 4yousee uses? runsonwhat reads public records only. Of the 41 tools at 4yousee, 20 were found through code on 4yousee.com.br, 12 through DNS records, 4 through email records, 4 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 4yousee.com.br about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/4yousee.com.br (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.