# What does GMS use?

GMS (gms.work) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-10-18).

- Industry: Management Consulting
- Size: 11–50 employees
- Based in: Sofia, Bulgaria
- LinkedIn: https://www.linkedin.com/company/gms-services-bulgaria

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [NS1](https://www.runsonwhat.com/reverse/ns1) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Squarespace](https://www.runsonwhat.com/reverse/squarespace) | Website & CMS | Custom domain, DNS records, 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 |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Have I Been Pwned](https://www.runsonwhat.com/reverse/hibp) | Security & Compliance | DNS verification records |  |
| [1Password](https://www.runsonwhat.com/reverse/1password) | Security & Compliance | DNS verification records |  |

## Recent changes at GMS

- 2026-10-18: started using [Have I Been Pwned](https://www.runsonwhat.com/reverse/hibp)

## FAQ

### What tools does GMS use?

As of October 2026, runsonwhat has found 9 tools at GMS (gms.work) in public records. Edge & Hosting: NS1. Application: Anthropic. Go-to-market: Squarespace. Company Ops: Microsoft 365, Google Workspace and Atlassian. Last checked October 18, 2026.

### What email provider does GMS use?

GMS uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 706,410 companies runsonwhat tracks.

### What is GMS's website built with?

GMS uses Squarespace for its website, according to runsonwhat (October 2026). runsonwhat found Squarespace through a subdomain that points at Squarespace and DNS records. Squarespace is used by 33,466 companies runsonwhat tracks.

### Does GMS use Atlassian?

Yes. runsonwhat found Atlassian at GMS through a DNS verification record for Atlassian. Atlassian is a Dev Tools tool used by 65,581 companies runsonwhat tracks.

### Does GMS use AI tools?

Yes. runsonwhat has found Anthropic at GMS; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so GMS may use more AI tools than these.

### Has GMS changed tools recently?

Yes. On runsonwhat's rechecks, GMS started using Have I Been Pwned (latest on October 18, 2026). A change counts only between two checks of gms.work done the same way.

### How does runsonwhat know what GMS uses?

runsonwhat reads public records only. Of the 9 tools at GMS, 7 were found through DNS records, 1 through email records 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 gms.work about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/gms.work (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.