# What does PassKit, Inc. use?

PassKit, Inc. (passkit.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-11-09).

- Industry: Internet
- Size: 11–50 employees
- Based in: Wilmington, United States
- Founded: 2012
- LinkedIn: https://www.linkedin.com/company/passkit

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [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 | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code |  |
| [UptimeRobot](https://www.runsonwhat.com/reverse/uptimerobot) | Monitoring | Custom domain |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Website code |  |
| [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records, Email records, Website code |  |
| [Intercom](https://www.runsonwhat.com/reverse/intercom) | Support & Docs | Website code |  |

## 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 |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |
| [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code |  |
| [SafeBase](https://www.runsonwhat.com/reverse/safebase) | Security & Compliance | Custom domain |  |
| [Maven Central](https://www.runsonwhat.com/reverse/maven-central) | Dev Tools | DNS verification records |  |

## FAQ

### What tools does PassKit use?

As of November 2026, runsonwhat has found 17 tools at PassKit (passkit.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Amazon CloudFront. Data & Observability: Google Analytics, Microsoft Clarity and UptimeRobot. Go-to-market: Mailchimp, Brevo and Intercom. Company Ops: Microsoft 365, Google Workspace and Amazon SES. Last checked November 9, 2026.

### What cloud does PassKit run on?

PassKit uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on passkit.com. Amazon Web Services is used by 147,633 companies runsonwhat tracks.

### What email provider does PassKit use?

PassKit 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 736,659 companies runsonwhat tracks.

### What does PassKit use for customer support?

PassKit uses Intercom for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Intercom through Intercom code on passkit.com. Intercom is used by 9,201 companies runsonwhat tracks.

### What analytics tools does PassKit use?

PassKit uses Google Analytics for analytics, alongside Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on passkit.com. Google Analytics is used by 904,064 companies runsonwhat tracks.

### What marketing software does PassKit use?

PassKit uses Mailchimp for marketing, alongside Brevo, according to runsonwhat (November 2026). runsonwhat found Mailchimp through Mailchimp code on passkit.com. Mailchimp is used by 119,260 companies runsonwhat tracks.

### Does PassKit use Amazon Route 53?

Yes. runsonwhat found Amazon Route 53 at PassKit through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 89,062 companies runsonwhat tracks.

### Which companies have a tech stack similar to PassKit's?

The companies with the stacks most like PassKit's are 10duke, AuthZed, Zello and testRigor AI-Based Automated Testing Tool, according to runsonwhat (November 2026). Each shares 7 to 11 tools with PassKit, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what PassKit uses?

runsonwhat reads public records only. Of the 17 tools at PassKit, 7 were found through code on passkit.com, 5 through DNS records, 3 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 passkit.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/passkit.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.