# What does 패스트파이브(주) use? 패스트파이브(주) (fastfive.co.kr) shows public evidence of 28 tools, according to runsonwhat (last checked 2026-10-23). - Industry: Real Estate - Size: 201–1,000 employees - Based in: South Korea - Founded: 2015 - LinkedIn: https://www.linkedin.com/company/fastfive ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Lottie](https://www.runsonwhat.com/reverse/lottie) | 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Website code | | | [Naver Analytics](https://www.runsonwhat.com/reverse/naver-analytics) | 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 | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records, Website code | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [Salesforce Marketing Cloud](https://www.runsonwhat.com/reverse/sfmc) | Marketing | DNS verification records | | | [Jotform](https://www.runsonwhat.com/reverse/jotform) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records | | ## FAQ ### What tools does 패스트파이브(주) use? As of October 2026, runsonwhat has found 28 tools at 패스트파이브(주) (fastfive.co.kr) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Google Fonts, React and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Google Workspace, Atlassian and Mailchimp Transactional. Last checked October 23, 2026. ### What cloud does 패스트파이브(주) run on? 패스트파이브(주) uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on fastfive.co.kr. Amazon Web Services is used by 145,989 companies runsonwhat tracks. ### What email provider does 패스트파이브(주) use? 패스트파이브(주) 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 fastfive.co.kr. Google Workspace is used by 405,475 companies runsonwhat tracks. ### What does 패스트파이브(주) use for customer support? 패스트파이브(주) uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records. Zendesk is used by 42,250 companies runsonwhat tracks. ### What analytics tools does 패스트파이브(주) use? 패스트파이브(주) uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Naver Analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on fastfive.co.kr. Google Analytics is used by 888,879 companies runsonwhat tracks. ### What marketing software does 패스트파이브(주) use? 패스트파이브(주) uses Mailchimp for marketing, alongside Salesforce Marketing Cloud and Jotform, according to runsonwhat (October 2026). runsonwhat found Mailchimp through Mailchimp code on fastfive.co.kr. Mailchimp is used by 116,289 companies runsonwhat tracks. ### Does 패스트파이브(주) use Google Fonts? Yes. runsonwhat found Google Fonts at 패스트파이브(주) through Google Fonts code on fastfive.co.kr. Google Fonts is a Media & UI tool used by 815,376 companies runsonwhat tracks. ### Does 패스트파이브(주) use AI tools? Yes. runsonwhat has found Anthropic at 패스트파이브(주); Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so 패스트파이브(주) may use more AI tools than these. ### Which companies have a tech stack similar to 패스트파이브(주)'s? The companies with the stacks most like 패스트파이브(주)'s are kakaoent.com, RFHIC, Pollo AI and (주)이삼오구, according to runsonwhat (October 2026). Each shares 5 to 8 tools with 패스트파이브(주), and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what 패스트파이브(주) uses? runsonwhat reads public records only. Of the 28 tools at 패스트파이브(주), 18 were found through code on fastfive.co.kr, 6 through DNS records, 2 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and fastfive.co.kr about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/fastfive.co.kr (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.