# What does Gatekeeper Systems, Inc. use? Gatekeeper Systems, Inc. (gatekeepersystems.com) shows public evidence of 27 tools, according to runsonwhat (last checked 2026-10-19). - Industry: Business Supplies and Equipment - Size: 201–1,000 employees - Based in: Foothill Ranch, United States - Founded: 1998 - LinkedIn: https://www.linkedin.com/company/gatekeeper-systems-inc- ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | 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 | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | ## 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 | | | [Dynamics 365 Customer Voice](https://www.runsonwhat.com/reverse/dynamics-365-customer-voice) | Analytics | DNS verification records | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records, Website code | | | [Dynamics 365 Customer Insights](https://www.runsonwhat.com/reverse/dynamics-365-marketing) | Marketing | DNS verification records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code | | | [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records | | | [Barracuda](https://www.runsonwhat.com/reverse/barracuda) | Security & Compliance | Email records | | ## FAQ ### What tools does Gatekeeper Systems use? As of October 2026, runsonwhat has found 27 tools at Gatekeeper Systems (gatekeepersystems.com) in public records. Edge & Hosting: Cloudflare, GoDaddy and Vercel. Application: jQuery, Google Fonts and YouTube. Data & Observability: Google Analytics, Google Tag Manager and Dynamics 365 Customer Voice. Go-to-market: WordPress, Yoast SEO and Microsoft Ads. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 19, 2026. ### What cloud does Gatekeeper Systems run on? Gatekeeper Systems uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through DNS records that point at Vercel and code on gatekeepersystems.com. Vercel is used by 47,837 companies runsonwhat tracks. ### What email provider does Gatekeeper Systems use? Gatekeeper Systems uses Microsoft 365 for email and office software, alongside Apple Business and Exclaimer, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 709,011 companies runsonwhat tracks. ### What does Gatekeeper Systems use for customer support? Gatekeeper Systems uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk and code on gatekeepersystems.com. Zendesk is used by 41,584 companies runsonwhat tracks. ### What analytics tools does Gatekeeper Systems use? Gatekeeper Systems uses Google Analytics for analytics, alongside Google Tag Manager and Dynamics 365 Customer Voice, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on gatekeepersystems.com. Google Analytics is used by 872,913 companies runsonwhat tracks. ### What is Gatekeeper Systems's website built with? Gatekeeper Systems uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on gatekeepersystems.com. WordPress is used by 592,574 companies runsonwhat tracks. ### Does Gatekeeper Systems use jQuery? Yes. runsonwhat found jQuery at Gatekeeper Systems through jQuery code on gatekeepersystems.com. jQuery is a Frontend tool used by 910,497 companies runsonwhat tracks. ### Does Gatekeeper Systems use AI tools? Yes. runsonwhat has found Anthropic at Gatekeeper Systems; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Gatekeeper Systems may use more AI tools than these. ### Which companies have a tech stack similar to Gatekeeper Systems's? The companies with the stacks most like Gatekeeper Systems' are Venchi Store, Intermat, Apollo Rejser and Beyond Bank Australia, according to runsonwhat (October 2026). Each shares 7 to 15 tools with Gatekeeper Systems, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Gatekeeper Systems uses? runsonwhat reads public records only. Of the 27 tools at Gatekeeper Systems, 13 were found through code on gatekeepersystems.com, 8 through DNS records and 6 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and gatekeepersystems.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/gatekeepersystems.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.