# What does Buk SPA use? Buk SPA (buk.cl) shows public evidence of 36 tools, according to runsonwhat (last checked 2026-11-10). - Industry: Human Resources - Size: 1,001–5,000 employees - Based in: Mexico City, Mexico - Founded: 2016 - LinkedIn: https://www.linkedin.com/company/bukhr ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain, Website code | 2019-05 | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | 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 | | | [Wistia](https://www.runsonwhat.com/reverse/wistia) | Media & UI | Website code | | | [Twilio](https://www.runsonwhat.com/reverse/twilio) | Backend & Database | DNS verification records | | ## 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 | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [Amplitude](https://www.runsonwhat.com/reverse/amplitude) | Analytics | Website code | | | [Statuspal](https://www.runsonwhat.com/reverse/statuspal) | Monitoring | Custom domain | 2023-07 | ## 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 | | | [WhatsApp Business](https://www.runsonwhat.com/reverse/whatsapp) | Support & Docs | 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 | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records, Website code | 2019-11 | | [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records, Website code | | | [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain, Website code | 2019-11 | | [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | 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, Website code | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | 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 | DNS verification records, Email records | | | [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records | | | [SafeBase](https://www.runsonwhat.com/reverse/safebase) | Security & Compliance | Custom domain | 2025-08 | ## Recent changes at Buk SPA - 2026-11-02: stopped using [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) ## FAQ ### What tools does Buk use? As of November 2026, runsonwhat has found 36 tools at Buk (buk.cl) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Google Fonts, Anthropic and OpenAI. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and WhatsApp Business. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked November 10, 2026. ### What cloud does Buk run on? Buk uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services and code on buk.cl, and Buk has used it since at least May 2019. Amazon Web Services is used by 147,636 companies runsonwhat tracks. ### What CRM does Buk use? Buk uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records, and Buk has used it since at least November 2019. HubSpot is used by 97,935 companies runsonwhat tracks. ### What email provider does Buk use? Buk 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 736,657 companies runsonwhat tracks. ### What does Buk use for customer support? Buk uses WhatsApp Business for customer support and documentation, alongside Zendesk, according to runsonwhat (November 2026). runsonwhat found WhatsApp Business through WhatsApp Business code on buk.cl. WhatsApp Business is used by 139,049 companies runsonwhat tracks. ### What analytics tools does Buk use? Buk uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Amplitude, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on buk.cl. Google Analytics is used by 904,044 companies runsonwhat tracks. ### How long has Buk used Amazon Web Services? Buk has used Amazon Web Services since at least May 2019, going by the first public certificate of the buk.cl subdomain that points at Amazon Web Services. Other long-running tools at Buk include HubSpot (since November 2019), HubSpot CMS (since November 2019) and Statuspal (since July 2023). ### Does Buk use Google Fonts? Yes. runsonwhat found Google Fonts at Buk through Google Fonts code on buk.cl. Google Fonts is a Media & UI tool used by 825,736 companies runsonwhat tracks. ### Does Buk use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at Buk; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Buk may use more AI tools than these. ### Has Buk changed tools recently? Yes. On runsonwhat's rechecks, Buk stopped using Amazon CloudFront (latest on November 2, 2026). A change counts only between two checks of buk.cl done the same way. ### Which companies have a tech stack similar to Buk's? The companies with the stacks most like Buk's are Too Good To Go, Virtuous, Binah and Scientiamobile, according to runsonwhat (November 2026). Each shares 10 to 24 tools with Buk, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Buk uses? runsonwhat reads public records only. Of the 36 tools at Buk, 17 were found through code on buk.cl, 7 through DNS records, 6 through subdomains that point at the vendor, 5 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 buk.cl about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/buk.cl (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.