# What does Roundarch use?

Roundarch (roundarch.com) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-17).

- Based in: United States
- Founded: 2000

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |
| [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records |  |
| [Have I Been Pwned](https://www.runsonwhat.com/reverse/hibp) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does Roundarch use?

As of October 2026, runsonwhat has found 6 tools at Roundarch (roundarch.com) in public records. Edge & Hosting: Amazon Route 53. Company Ops: Microsoft 365, Apple Business and GlobalSign. Last checked October 17, 2026.

### What email provider does Roundarch use?

Roundarch uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

### Does Roundarch use Amazon Route 53?

Yes. runsonwhat found Amazon Route 53 at Roundarch through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 83,299 companies runsonwhat tracks.

### How does runsonwhat know what Roundarch uses?

runsonwhat reads public records only. Of the 6 tools at Roundarch, 5 were found through DNS records, 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and roundarch.com about monthly.


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