# What does CDL use? CDL (cdl.com.sg) shows public evidence of 27 tools, according to runsonwhat (last checked 2026-11-10). - Industry: Real Estate - Size: 10,000+ employees - Based in: Singapore, Singapore - Founded: 1963 - LinkedIn: https://www.linkedin.com/company/citydevelopments ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Custom domain, DNS records, 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 | | | [Alibaba Cloud](https://www.runsonwhat.com/reverse/alibaba-cloud) | Hosting & Cloud | DNS verification records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [MongoDB Atlas](https://www.runsonwhat.com/reverse/mongodb) | Backend & Database | DNS verification records | | | [Okta](https://www.runsonwhat.com/reverse/okta) | Auth & Identity | Custom domain, Website config | 2022-07 | ## 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 | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Custom domain, Email records, Website code | | | [Mimecast](https://www.runsonwhat.com/reverse/mimecast) | Security & Compliance | Email records | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code | | | [Autodesk](https://www.runsonwhat.com/reverse/autodesk) | Collaboration | DNS verification records | | | [HashiCorp Cloud](https://www.runsonwhat.com/reverse/hashicorp) | Dev Tools | DNS verification records | | | [Euroland IR](https://www.runsonwhat.com/reverse/euroland) | Finance & Legal | Website code | | ## Recent changes at CDL - 2026-11-10: started using [Alibaba Cloud](https://www.runsonwhat.com/reverse/alibaba-cloud) - 2026-11-10: stopped using [Zoom](https://www.runsonwhat.com/reverse/zoom) ## FAQ ### What tools does CDL use? As of November 2026, runsonwhat has found 27 tools at CDL (cdl.com.sg) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: GSAP, React and Adobe Fonts. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads and Apollo.io. Company Ops: Microsoft 365, SendGrid and Atlassian. Last checked November 10, 2026. ### What cloud does CDL run on? CDL uses Amazon Web Services for hosting and cloud infrastructure, alongside Alibaba Cloud, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on cdl.com.sg. Amazon Web Services is used by 147,636 companies runsonwhat tracks. ### What sales tools does CDL use? The sales tools runsonwhat has found at CDL are Apollo.io (November 2026); no CRM shows up in CDL's public records. runsonwhat found Apollo.io through Apollo.io code on cdl.com.sg. Apollo.io is used by 11,602 companies runsonwhat tracks. ### What email provider does CDL use? CDL uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 737,154 companies runsonwhat tracks. ### What analytics tools does CDL use? CDL uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on cdl.com.sg. Google Analytics is used by 904,225 companies runsonwhat tracks. ### What does CDL use for login and identity? CDL uses Okta for sign-in and identity, according to runsonwhat (November 2026). runsonwhat found Okta through a subdomain that points at Okta and configuration files, and CDL has used it since at least July 2022. Okta is used by 1,979 companies runsonwhat tracks. ### How long has CDL used Okta? CDL has used Okta since at least July 2022, going by the first public certificate of the cdl.com.sg subdomain that points at Okta. ### Does CDL use Cloudflare? Yes. runsonwhat found Cloudflare at CDL through a subdomain that points at Cloudflare and DNS records. Cloudflare is a CDN & Edge tool used by 735,962 companies runsonwhat tracks. ### Does CDL use AI tools? Yes. runsonwhat has found Anthropic and OpenAI at CDL; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so CDL may use more AI tools than these. ### Has CDL changed tools recently? Yes. On runsonwhat's rechecks, CDL started using Alibaba Cloud (latest on November 10, 2026) and stopped using Zoom (latest on November 10, 2026). A change counts only between two checks of cdl.com.sg done the same way. ### Which companies have a tech stack similar to CDL's? The companies with the stacks most like CDL's are Atos SE, Watkin Jones Group, CLP Group and Ferrovial, according to runsonwhat (November 2026). Each shares 2 to 12 tools with CDL, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what CDL uses? runsonwhat reads public records only. Of the 27 tools at CDL, 11 were found through code on cdl.com.sg, 10 through DNS records, 3 through email records and 3 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and cdl.com.sg about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/cdl.com.sg (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.