# What does Certivity use? Certivity (certivity.io) shows public evidence of 23 tools, according to runsonwhat (last checked 2026-10-22). - Industry: Software - Size: 11–50 employees - Based in: Munich, Germany - Founded: 2021 - LinkedIn: https://www.linkedin.com/company/certivity ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Custom domain | | | [Gandi](https://www.runsonwhat.com/reverse/gandi) | DNS | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Vue.js](https://www.runsonwhat.com/reverse/vue) | Frontend | Website code | | | [Nuxt](https://www.runsonwhat.com/reverse/nuxt) | Frontend | Website code | | | [Mux](https://www.runsonwhat.com/reverse/mux) | 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 | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | | | [Marketo](https://www.runsonwhat.com/reverse/marketo) | Marketing | Website code | | | [Leadinfo](https://www.runsonwhat.com/reverse/leadinfo) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code | | ## FAQ ### What tools does Certivity use? As of October 2026, runsonwhat has found 23 tools at Certivity (certivity.io) in public records. Edge & Hosting: Cloudflare, Microsoft Azure and Gandi. Application: Google Fonts, Tailwind CSS and Anthropic. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads, Microsoft Ads and HubSpot. Company Ops: Microsoft 365, Apple Business and Cookiebot. Last checked October 22, 2026. ### What cloud does Certivity run on? Certivity uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure. Microsoft Azure is used by 47,734 companies runsonwhat tracks. ### What CRM does Certivity use? Certivity uses HubSpot for its CRM, alongside Leadinfo, according to runsonwhat (October 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on certivity.io. HubSpot is used by 94,970 companies runsonwhat tracks. ### What email provider does Certivity use? Certivity uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on certivity.io. Microsoft 365 is used by 715,770 companies runsonwhat tracks. ### What does Certivity use for customer support? Certivity uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk. Zendesk is used by 42,313 companies runsonwhat tracks. ### What analytics tools does Certivity use? Certivity uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on certivity.io. Google Analytics is used by 891,136 companies runsonwhat tracks. ### Does Certivity use Google Fonts? Yes. runsonwhat found Google Fonts at Certivity through Google Fonts code on certivity.io. Google Fonts is a Media & UI tool used by 816,727 companies runsonwhat tracks. ### Does Certivity use AI tools? Yes. runsonwhat has found Anthropic at Certivity; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Certivity may use more AI tools than these. ### Which companies have a tech stack similar to Certivity's? The companies with the stacks most like Certivity's are Universal Equations, Hotovo, CPGvision by PSignite and Torch Dental, according to runsonwhat (October 2026). Each shares 8 to 9 tools with Certivity, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Certivity uses? runsonwhat reads public records only. Of the 23 tools at Certivity, 13 were found through code on certivity.io, 4 through DNS records, 3 through email records and 3 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and certivity.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/certivity.io (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.