# What does Fifty-Five use? Fifty-Five (fifty-five.com) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-11-07). - Industry: Management Consulting - Size: 201–1,000 employees - Based in: Paris, France - Founded: 2010 - LinkedIn: https://www.linkedin.com/company/fifty-five ## 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 | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | 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 Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code | | | [RudderStack](https://www.runsonwhat.com/reverse/rudderstack) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Custom domain, DNS verification records, Website code | | | [Weglot](https://www.runsonwhat.com/reverse/weglot) | Website & CMS | Website code | | | [Salesforce Marketing Cloud](https://www.runsonwhat.com/reverse/sfmc) | Marketing | DNS verification records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [KnowBe4](https://www.runsonwhat.com/reverse/knowbe4) | Security & Compliance | DNS verification records | | | [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records | | | [Airtable](https://www.runsonwhat.com/reverse/airtable) | Collaboration | DNS verification records | | ## Recent changes at Fifty-Five - 2026-11-07: stopped using [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) - 2026-11-07: stopped using [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) - 2026-11-07: stopped using [Customer.io](https://www.runsonwhat.com/reverse/customerio) - 2026-11-07: stopped using [FullStory](https://www.runsonwhat.com/reverse/fullstory) - 2026-11-07: stopped using [Google Analytics](https://www.runsonwhat.com/reverse/ga) - 2026-11-07: stopped using [Google Ads](https://www.runsonwhat.com/reverse/google-ads) - 2026-11-07: stopped using [Heap](https://www.runsonwhat.com/reverse/heap) - 2026-11-07: stopped using [Intercom](https://www.runsonwhat.com/reverse/intercom) - 2026-11-07: stopped using [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) - 2026-11-07: stopped using [Matomo](https://www.runsonwhat.com/reverse/matomo) - 2026-11-07: stopped using [Piano](https://www.runsonwhat.com/reverse/piano) - 2026-11-07: stopped using [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) ## FAQ ### What tools does Fifty-Five use? As of November 2026, runsonwhat has found 20 tools at Fifty-Five (fifty-five.com) in public records. Edge & Hosting: Cloudflare and GoDaddy. Application: jQuery, Anthropic and Lottie. Data & Observability: Google Tag Manager, web-vitals and RudderStack. Go-to-market: HubSpot, Webflow and Weglot. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 7, 2026. ### What CRM does Fifty-Five use? Fifty-Five uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on fifty-five.com. HubSpot is used by 97,089 companies runsonwhat tracks. ### What email provider does Fifty-Five use? Fifty-Five uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 727,138 companies runsonwhat tracks. ### What analytics tools does Fifty-Five use? Fifty-Five uses Google Tag Manager for analytics, alongside RudderStack, according to runsonwhat (November 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on fifty-five.com. Google Tag Manager is used by 515,774 companies runsonwhat tracks. ### What is Fifty-Five's website built with? Fifty-Five uses Webflow for its website, alongside Weglot, according to runsonwhat (November 2026). runsonwhat found Webflow through a subdomain that points at Webflow and a DNS verification record. Webflow is used by 35,981 companies runsonwhat tracks. ### What marketing software does Fifty-Five use? Fifty-Five uses Salesforce Marketing Cloud for marketing, according to runsonwhat (November 2026). runsonwhat found Salesforce Marketing Cloud through a DNS verification record for Salesforce Marketing Cloud. Salesforce Marketing Cloud is used by 5,474 companies runsonwhat tracks. ### Does Fifty-Five use jQuery? Yes. runsonwhat found jQuery at Fifty-Five through jQuery code on fifty-five.com. jQuery is a Frontend tool used by 929,437 companies runsonwhat tracks. ### Does Fifty-Five use AI tools? Yes. runsonwhat has found Anthropic at Fifty-Five; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Fifty-Five may use more AI tools than these. ### Has Fifty-Five changed tools recently? Yes. On runsonwhat's rechecks, Fifty-Five stopped using Microsoft Ads, ChatGPT Ads and Customer.io (latest on November 7, 2026). A change counts only between two checks of fifty-five.com done the same way. ### Which companies have a tech stack similar to Fifty-Five's? The companies with the stacks most like Fifty-Five's are AHM Insights, Mark Spain Real Estate, Amway Malaysia Singapore Brunei Indonesia & Philippines (msbip) and C Resorts, according to runsonwhat (November 2026). Each shares 8 to 18 tools with Fifty-Five, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Fifty-Five uses? runsonwhat reads public records only. Of the 20 tools at Fifty-Five, 9 were found through DNS records, 8 through code on fifty-five.com, 2 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and fifty-five.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/fifty-five.com (updated November 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.