# What does Mailchimp use? Mailchimp (mandrill.com) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-10-31). - LinkedIn: https://www.linkedin.com/company/mailchimp ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain | | | [Akamai](https://www.runsonwhat.com/reverse/akamai) | CDN & Edge | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Bugsnag](https://www.runsonwhat.com/reverse/bugsnag) | Monitoring | Website code | | | [Optimizely](https://www.runsonwhat.com/reverse/optimizely) | Flags & Experiments | Website code | | | [Segment](https://www.runsonwhat.com/reverse/segment) | Analytics | Website code | | | [Akamai mPulse](https://www.runsonwhat.com/reverse/akamai-mpulse) | Monitoring | Website code | | | [FullStory](https://www.runsonwhat.com/reverse/fullstory) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records | | | [Marketo](https://www.runsonwhat.com/reverse/marketo) | Marketing | Website code | | | [Branch](https://www.runsonwhat.com/reverse/branch) | Marketing | Website code | | | [LivePerson](https://www.runsonwhat.com/reverse/liveperson) | Support & Docs | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records | | | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [dmarcian](https://www.runsonwhat.com/reverse/dmarcian) | Security & Compliance | Email records | | | [Cisco Secure Email](https://www.runsonwhat.com/reverse/cisco-email) | Security & Compliance | Email records | | ## Recent changes at Mailchimp - 2026-10-31: stopped using [Salesforce](https://www.runsonwhat.com/reverse/salesforce) - 2026-10-31: stopped using [Zscaler](https://www.runsonwhat.com/reverse/zscaler) ## FAQ ### What tools does Mailchimp use? As of November 2026, runsonwhat has found 21 tools at Mailchimp (mandrill.com) in public records. Edge & Hosting: Amazon Web Services, Google Cloud and Akamai. Data & Observability: Bugsnag, Optimizely and Segment. Go-to-market: Mailchimp, Zendesk and Marketo. Company Ops: Google Workspace, Proofpoint and OneTrust. Last checked October 31, 2026. ### What cloud does Mailchimp run on? Mailchimp uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on mandrill.com. Amazon Web Services is used by 146,766 companies runsonwhat tracks. ### What email provider does Mailchimp use? Mailchimp uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 411,613 companies runsonwhat tracks. ### What does Mailchimp use for customer support? Mailchimp uses Zendesk for customer support and documentation, alongside LivePerson, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 42,887 companies runsonwhat tracks. ### What analytics tools does Mailchimp use? Mailchimp uses Segment for analytics, alongside FullStory, according to runsonwhat (November 2026). runsonwhat found Segment through Segment code on mandrill.com. Segment is used by 6,768 companies runsonwhat tracks. ### What marketing software does Mailchimp use? Mailchimp uses Mailchimp for marketing, alongside Marketo and Branch, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 117,784 companies runsonwhat tracks. ### Does Mailchimp use Proofpoint? Yes. runsonwhat found Proofpoint at Mailchimp through email records that authorize Proofpoint. Proofpoint is a Security & Compliance tool used by 49,960 companies runsonwhat tracks. ### Has Mailchimp changed tools recently? Yes. On runsonwhat's rechecks, Mailchimp stopped using Salesforce and Zscaler (latest on October 31, 2026). A change counts only between two checks of mandrill.com done the same way. ### Which companies have a tech stack similar to Mailchimp's? The companies with the stacks most like Mailchimp's are Orange, Mailchimp, Orange and Struans, according to runsonwhat (November 2026). Each shares 2 to 21 tools with Mailchimp, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Mailchimp uses? runsonwhat reads public records only. Of the 21 tools at Mailchimp, 12 were found through code on mandrill.com, 6 through email records, 1 through DNS records, 1 through website configuration files 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 mandrill.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/mandrill.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.