# What does Crossrealms International use?

Crossrealms International (crossrealms.com) shows public evidence of 10 tools, according to runsonwhat (last checked 2026-10-23).

- Industry: IT Services
- Size: 51–200 employees
- Based in: Chicago, United States
- Founded: 2008
- LinkedIn: https://www.linkedin.com/company/crossrealms-inc-

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, 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 |  |
| [LinkedIn](https://www.runsonwhat.com/reverse/linkedin) | Marketing | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | 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 |  |
| [AuthSMTP](https://www.runsonwhat.com/reverse/authsmtp) | Email Delivery | Email records |  |

## FAQ

### What tools does Crossrealms International use?

As of October 2026, runsonwhat has found 10 tools at Crossrealms International (crossrealms.com) in public records. Edge & Hosting: Cloudflare. Go-to-market: Mailchimp, Zendesk and LinkedIn. Company Ops: Microsoft 365, Apple Business and GlobalSign. Last checked October 23, 2026.

### What email provider does Crossrealms International use?

Crossrealms International uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 710,165 companies runsonwhat tracks.

### What does Crossrealms International use for customer support?

Crossrealms International uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 41,824 companies runsonwhat tracks.

### What marketing software does Crossrealms International use?

Crossrealms International uses Mailchimp for marketing, alongside LinkedIn, according to runsonwhat (October 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 115,000 companies runsonwhat tracks.

### Does Crossrealms International use Cloudflare?

Yes. runsonwhat found Cloudflare at Crossrealms International through DNS records that point at Cloudflare and code on crossrealms.com. Cloudflare is a CDN & Edge tool used by 703,095 companies runsonwhat tracks.

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

The companies with the stacks most like Crossrealms International's are The ProActive Technology Group, C5 Alliance, PrimeCS and Savings4Members, according to runsonwhat (October 2026). Each shares 1 to 5 tools with Crossrealms International, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Crossrealms International uses?

runsonwhat reads public records only. Of the 10 tools at Crossrealms International, 5 were found through DNS records, 5 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and crossrealms.com about monthly.


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