# What does Zerum use? Zerum (zerum.com) shows public evidence of 26 tools, according to runsonwhat (last checked 2026-10-07). - Industry: IT Services - Size: 51–200 employees - Based in: Šuľ, Slovakia - LinkedIn: https://www.linkedin.com/company/zerum-it ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | | [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | Custom domain | | ## 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 | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | 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 | | ## 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 | | | [WhatsApp Business](https://www.runsonwhat.com/reverse/whatsapp) | Support & Docs | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | Website code | | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | Website code | | | [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) | Marketing | DNS verification records, Email records | | | [ActiveCampaign](https://www.runsonwhat.com/reverse/activecampaign) | Marketing | Website code | | | [Typeform](https://www.runsonwhat.com/reverse/typeform) | Marketing | Website code | | | [Kit](https://www.runsonwhat.com/reverse/convertkit) | Marketing | Website code | | | [Wufoo](https://www.runsonwhat.com/reverse/wufoo) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [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 | | | [Webex](https://www.runsonwhat.com/reverse/webex) | Collaboration | DNS verification records | | | [CleanTalk](https://www.runsonwhat.com/reverse/cleantalk) | Security & Compliance | Website code | | ## FAQ ### What tools does Zerum use? As of October 2026, runsonwhat has found 26 tools at Zerum (zerum.com) in public records. Edge & Hosting: Cloudflare and GoDaddy. Application: Google Fonts, Font Awesome and Vimeo. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and WhatsApp Business. Company Ops: Google Workspace, reCAPTCHA and Webex. Last checked October 7, 2026. ### What CRM does Zerum use? Zerum uses HubSpot for its CRM, alongside Zoho, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on zerum.com. HubSpot is used by 92,061 companies runsonwhat tracks. ### What email provider does Zerum use? Zerum uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on zerum.com. Google Workspace is used by 397,533 companies runsonwhat tracks. ### What does Zerum use for customer support? Zerum uses WhatsApp Business for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found WhatsApp Business through WhatsApp Business code on zerum.com. WhatsApp Business is used by 132,804 companies runsonwhat tracks. ### What payment provider does Zerum use? Zerum uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through Stripe code on zerum.com. Stripe is used by 26,301 companies runsonwhat tracks. ### What analytics tools does Zerum use? Zerum uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on zerum.com. Google Analytics is used by 852,395 companies runsonwhat tracks. ### Does Zerum use Google Fonts? Yes. runsonwhat found Google Fonts at Zerum through Google Fonts code on zerum.com. Google Fonts is a Media & UI tool used by 790,986 companies runsonwhat tracks. ### Which companies have a tech stack similar to Zerum's? The companies with the stacks most like Zerum's are Quantimetrics, S.o.s Soluciones De Oficina Y Suministros, NASI and Brewer Direct, according to runsonwhat (October 2026). Each shares 15 to 21 tools with Zerum, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Zerum uses? runsonwhat reads public records only. Of the 26 tools at Zerum, 20 were found through code on zerum.com, 4 through DNS records, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and zerum.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/zerum.com (updated October 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.