# What does PT Kereta Api Indonesia (Persero) use?

PT Kereta Api Indonesia (Persero) (kai.id) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-11-15).

- Industry: Transportation/trucking/railroad
- Size: 10,000+ employees
- Based in: Bandung, Indonesia
- Founded: 1945
- LinkedIn: https://www.linkedin.com/company/pt--kereta-api-indonesia-persero-

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Custom domain, Website code |  |

## 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 |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | DNS verification records |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |
| [Smartsheet](https://www.runsonwhat.com/reverse/smartsheet) | Collaboration | DNS verification records |  |
| [Postman](https://www.runsonwhat.com/reverse/postman) | Dev Tools | DNS verification records |  |
| [Google Threat Intelligence DTM](https://www.runsonwhat.com/reverse/google-dtm) | Security & Compliance | DNS verification records |  |
| [Heyhack](https://www.runsonwhat.com/reverse/heyhack) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does PT Kereta Api Indonesia (Persero) use?

As of November 2026, runsonwhat has found 13 tools at PT Kereta Api Indonesia (Persero) (kai.id) in public records. Edge & Hosting: Cloudflare. Application: GSAP, React and Tailwind CSS. Company Ops: Microsoft 365, Google Workspace and GlobalSign. Last checked November 15, 2026.

### What email provider does PT Kereta Api Indonesia (Persero) use?

PT Kereta Api Indonesia (Persero) 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 and email records. Microsoft 365 is used by 739,102 companies runsonwhat tracks.

### Does PT Kereta Api Indonesia (Persero) use Cloudflare?

Yes. runsonwhat found Cloudflare at PT Kereta Api Indonesia (Persero) through a subdomain that points at Cloudflare and code on kai.id. Cloudflare is a CDN & Edge tool used by 737,948 companies runsonwhat tracks.

### Which companies have a tech stack similar to PT Kereta Api Indonesia (Persero)'s?

The companies with the stacks most like PT Kereta Api Indonesia (Persero)'s are Toronto District School Board, KLA, J. B. Hunt and The Cigna Group, according to runsonwhat (November 2026). Each shares 5 to 6 tools with PT Kereta Api Indonesia (Persero), and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what PT Kereta Api Indonesia (Persero) uses?

runsonwhat reads public records only. Of the 13 tools at PT Kereta Api Indonesia (Persero), 8 were found through DNS records, 4 through code on kai.id 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 kai.id about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/kai.id (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.