# What does Contractbook use? Contractbook (contractbook.com) shows public evidence of 24 tools, according to runsonwhat (last checked 2026-10-07). - Industry: Software - Size: 51–200 employees - Based in: Copenhagen, Denmark - Founded: 2017 - LinkedIn: https://www.linkedin.com/company/contractbook ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Lottie](https://www.runsonwhat.com/reverse/lottie) | Media & UI | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Website code | | | [Cloudinary](https://www.runsonwhat.com/reverse/cloudinary) | 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 | | | [UptimeRobot](https://www.runsonwhat.com/reverse/uptimerobot) | Monitoring | Custom domain | | | [Piwik PRO](https://www.runsonwhat.com/reverse/piwik-pro) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records, 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 | | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Custom domain, Website code | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records, Website code | | | [Navattic](https://www.runsonwhat.com/reverse/navattic) | 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 | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Cloudflare Turnstile](https://www.runsonwhat.com/reverse/turnstile) | Security & Compliance | Website code | | | [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) | Dev Tools | DNS verification records | | | [Secureframe](https://www.runsonwhat.com/reverse/secureframe) | Security & Compliance | Custom domain | | ## FAQ ### What tools does Contractbook use? As of October 2026, runsonwhat has found 24 tools at Contractbook (contractbook.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and Lottie. Data & Observability: Google Analytics, Google Tag Manager and UptimeRobot. Go-to-market: Meta Pixel, Microsoft Ads and HubSpot. Company Ops: Google Workspace, reCAPTCHA and Cookiebot. Last checked October 7, 2026. ### What CRM does Contractbook use? Contractbook uses HubSpot for its CRM, alongside Salesforce, according to runsonwhat (October 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on contractbook.com. HubSpot is used by 88,783 companies runsonwhat tracks. ### What email provider does Contractbook use? Contractbook 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 contractbook.com. Google Workspace is used by 392,629 companies runsonwhat tracks. ### What payment provider does Contractbook use? Contractbook uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on contractbook.com. Stripe is used by 24,758 companies runsonwhat tracks. ### What analytics tools does Contractbook use? Contractbook uses Google Analytics for analytics, alongside Google Tag Manager and Piwik PRO, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on contractbook.com. Google Analytics is used by 795,659 companies runsonwhat tracks. ### What is Contractbook's website built with? Contractbook uses Webflow for its website, according to runsonwhat (October 2026). runsonwhat found Webflow through a subdomain that points at Webflow and code on contractbook.com. Webflow is used by 33,257 companies runsonwhat tracks. ### Does Contractbook use jQuery? Yes. runsonwhat found jQuery at Contractbook through jQuery code on contractbook.com. jQuery is a Frontend tool used by 839,027 companies runsonwhat tracks. ### Which companies have a tech stack similar to Contractbook's? The companies with the stacks most like Contractbook's are Nuvo, Lyra Health, Maestroqa and Optymyze, according to runsonwhat (October 2026). Each shares 8 to 13 tools with Contractbook, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Contractbook uses? runsonwhat reads public records only. Of the 24 tools at Contractbook, 12 were found through code on contractbook.com, 5 through DNS records, 3 through email 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 contractbook.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/contractbook.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.