# What does Buk use? Buk (buk.mx) shows public evidence of 30 tools, according to runsonwhat (last checked 2026-11-08). - Based in: Mexico - 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 | 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 | | ## 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 | | ## 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 | | ## 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 | | | [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 | 2021-04 | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain, Website code | 2021-04 | | [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 | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [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, Website code | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records, DNS verification records | | | [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records | | ## FAQ ### What tools does Buk use? As of November 2026, runsonwhat has found 30 tools at Buk (buk.mx) 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 LinkedIn Insight Tag. Company Ops: Google Workspace, SendGrid and Mailchimp Transactional. Last checked November 8, 2026. ### What cloud does Buk run on? Buk uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on buk.mx. Amazon Web Services is used by 147,316 companies runsonwhat tracks. ### What CRM does Buk use? Buk uses HubSpot for its CRM, alongside Apollo.io, 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 April 2021. HubSpot is used by 97,345 companies runsonwhat tracks. ### What email provider does Buk use? Buk uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on buk.mx. Google Workspace is used by 418,548 companies runsonwhat tracks. ### What does Buk use for customer support? Buk uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk and code on buk.mx. Zendesk is used by 43,517 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.mx. Google Analytics is used by 903,836 companies runsonwhat tracks. ### How long has Buk used HubSpot? Buk has used HubSpot since at least April 2021, going by the first public certificate of the buk.mx subdomain that points at HubSpot. Other long-running tools at Buk include HubSpot CMS (since April 2021). ### Does Buk use Google Fonts? Yes. runsonwhat found Google Fonts at Buk through Google Fonts code on buk.mx. Google Fonts is a Media & UI tool used by 825,429 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. ### How does runsonwhat know what Buk uses? runsonwhat reads public records only. Of the 30 tools at Buk, 16 were found through code on buk.mx, 6 through email records, 4 through DNS 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 buk.mx about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/buk.mx (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.