# What does Sertifier use? Sertifier (sertifier.com) shows public evidence of 26 tools, according to runsonwhat (last checked 2026-10-24). - Industry: Software - Size: 11–50 employees - Based in: Newark, United States - Founded: 2019 - LinkedIn: https://www.linkedin.com/company/sertifierco ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Website code | | | [DigitalOcean](https://www.runsonwhat.com/reverse/digitalocean) | Hosting & Cloud | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code | | | [Vue.js](https://www.runsonwhat.com/reverse/vue) | Frontend | Website code | | | [PayPal](https://www.runsonwhat.com/reverse/paypal) | Payments & Billing | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | Custom domain | | | [Nuxt](https://www.runsonwhat.com/reverse/nuxt) | Frontend | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Mixpanel](https://www.runsonwhat.com/reverse/mixpanel) | Analytics | Website code | | | [FullStory](https://www.runsonwhat.com/reverse/fullstory) | 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 | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | | | [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [FirstPromoter](https://www.runsonwhat.com/reverse/firstpromoter) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records, Website code | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | ## FAQ ### What tools does Sertifier use? As of October 2026, runsonwhat has found 26 tools at Sertifier (sertifier.com) in public records. Edge & Hosting: Cloudflare, Google Cloud and DigitalOcean. Application: Google Fonts, Adobe Fonts and Vue.js. Data & Observability: Google Analytics, Mixpanel and FullStory. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365 and reCAPTCHA. Last checked October 24, 2026. ### What cloud does Sertifier run on? Sertifier uses Google Cloud for hosting and cloud infrastructure, alongside DigitalOcean, according to runsonwhat (October 2026). runsonwhat found Google Cloud through Google Cloud code on sertifier.com. Google Cloud is used by 76,340 companies runsonwhat tracks. ### What CRM does Sertifier use? Sertifier uses HubSpot for its CRM, alongside Calendly, according to runsonwhat (October 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on sertifier.com. HubSpot is used by 95,117 companies runsonwhat tracks. ### What email provider does Sertifier use? Sertifier uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 716,650 companies runsonwhat tracks. ### What payment provider does Sertifier use? Sertifier uses PayPal for payments and billing, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on sertifier.com. PayPal is used by 34,821 companies runsonwhat tracks. ### What analytics tools does Sertifier use? Sertifier uses Google Analytics for analytics, alongside Mixpanel and FullStory, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on sertifier.com. Google Analytics is used by 892,339 companies runsonwhat tracks. ### Does Sertifier use Google Fonts? Yes. runsonwhat found Google Fonts at Sertifier through Google Fonts code on sertifier.com. Google Fonts is a Media & UI tool used by 817,433 companies runsonwhat tracks. ### Does Sertifier use AI tools? Yes. runsonwhat has found OpenAI at Sertifier; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Sertifier may use more AI tools than these. ### Which companies have a tech stack similar to Sertifier's? The companies with the stacks most like Sertifier's are MetaLocator, Streamalive, Machine Learning Solutions and Thunderbit, according to runsonwhat (October 2026). Each shares 10 to 12 tools with Sertifier, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Sertifier uses? runsonwhat reads public records only. Of the 26 tools at Sertifier, 18 were found through code on sertifier.com, 3 through DNS records, 2 through email records, 2 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 sertifier.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/sertifier.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.