# What does First Solar use? First Solar (firstsolar.com) shows public evidence of 32 tools, according to runsonwhat (last checked 2026-10-20). - Industry: Natur-aktien-index - Size: 5,001–10,000 employees - Based in: Tempe, United States - Founded: 1999 - LinkedIn: https://www.linkedin.com/company/first-solar ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Custom domain, Website code | | | [Oracle Cloud](https://www.runsonwhat.com/reverse/oracle-cloud) | Hosting & Cloud | Email records | | | [HPE GreenLake](https://www.runsonwhat.com/reverse/hpe-greenlake) | Hosting & Cloud | DNS verification records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | 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 | | | [Siteimprove](https://www.runsonwhat.com/reverse/siteimprove) | 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 | Email records | | | [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website code | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Custom domain | 2015-08 | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [Ahrefs](https://www.runsonwhat.com/reverse/ahrefs) | Marketing | Website code | | | [Pardot](https://www.runsonwhat.com/reverse/pardot) | Marketing | Custom domain, DNS verification records, Website code | 2019-10 | | [The Trade Desk](https://www.runsonwhat.com/reverse/tradedesk) | Ads & Pixels | Website code | | | [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt) | Ads & Pixels | Website code | | | [Sitecore](https://www.runsonwhat.com/reverse/sitecore) | Website & CMS | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records, Website code | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | DNS verification records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records | | | [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code | | | [Cisco Intersight](https://www.runsonwhat.com/reverse/cisco-intersight) | Dev Tools | DNS verification records | | ## Recent changes at First Solar - 2026-10-09: started using [Cisco Intersight](https://www.runsonwhat.com/reverse/cisco-intersight) - 2026-10-09: started using [HPE GreenLake](https://www.runsonwhat.com/reverse/hpe-greenlake) - 2026-10-09: started using [Oracle Cloud](https://www.runsonwhat.com/reverse/oracle-cloud) ## FAQ ### What tools does First Solar use? As of October 2026, runsonwhat has found 32 tools at First Solar (firstsolar.com) in public records. Edge & Hosting: Cloudflare, Microsoft Azure and Oracle Cloud. Application: Adobe Fonts and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Siteimprove. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and Apple Business. Last checked October 20, 2026. ### What cloud does First Solar run on? First Solar uses Microsoft Azure for hosting and cloud infrastructure, alongside Oracle Cloud and HPE GreenLake, according to runsonwhat (October 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure and code on firstsolar.com. Microsoft Azure is used by 46,316 companies runsonwhat tracks. ### What CRM does First Solar use? First Solar uses Salesforce for its CRM, according to runsonwhat (October 2026). runsonwhat found Salesforce through a subdomain that points at Salesforce, and First Solar has used it since at least August 2015. Salesforce is used by 33,803 companies runsonwhat tracks. ### What email provider does First Solar use? First Solar uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 706,448 companies runsonwhat tracks. ### What analytics tools does First Solar use? First Solar uses Google Analytics for analytics, alongside Google Tag Manager and Siteimprove, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on firstsolar.com. Google Analytics is used by 866,332 companies runsonwhat tracks. ### What is First Solar's website built with? First Solar uses Sitecore for its website, according to runsonwhat (October 2026). runsonwhat found Sitecore through Sitecore code on firstsolar.com. Sitecore is used by 2,067 companies runsonwhat tracks. ### How long has First Solar used Salesforce? First Solar has used Salesforce since at least August 2015, going by the first public certificate of the firstsolar.com subdomain that points at Salesforce. Other long-running tools at First Solar include Pardot (since October 2019). ### Does First Solar use Cloudflare? Yes. runsonwhat found Cloudflare at First Solar through Cloudflare code on firstsolar.com. Cloudflare is a CDN & Edge tool used by 698,030 companies runsonwhat tracks. ### Does First Solar use AI tools? Yes. runsonwhat has found Anthropic at First Solar; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so First Solar may use more AI tools than these. ### Has First Solar changed tools recently? Yes. On runsonwhat's rechecks, First Solar started using Cisco Intersight, HPE GreenLake and Oracle Cloud (latest on October 9, 2026). A change counts only between two checks of firstsolar.com done the same way. ### Which companies have a tech stack similar to First Solar's? The companies with the stacks most like First Solar's are GNY Insurance |, Christus Health, Paramount and Crutchfield, according to runsonwhat (October 2026). Each shares 6 to 23 tools with First Solar, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what First Solar uses? runsonwhat reads public records only. Of the 32 tools at First Solar, 14 were found through code on firstsolar.com, 11 through DNS records, 4 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 firstsolar.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/firstsolar.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.