dia-systems GmbH's tech stack
What does dia-systems GmbH use?
dia-systems GmbH (dia-systems.de) uses at least 9 tools we can see from public records, including IONOS for hosting, Wix for its website, Sentry for monitoring and Fastly for content delivery. dia-systems GmbH started using OpenAI in Oct 2026. Last checked .
- Industry
- IT Services
- Size
- 11–50 employees
- Based in
- Hagen, Germany
- Founded
- 2007
- Company page
- Tools found
- 9
- Categories
- 7
- Layers
- 5 of 5
- Changes seen
- 1
dia-systems GmbH's stack, layer by layer
Of 9 tools, 4 came from website code, 2 from email records, 1 from website config and 2 from other records. Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
3 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
2 tools, what the product is built with
Data & Observability
1 tool, what they measure and store
Monitoring
Go-to-market
2 tools, how they find and keep customers
Website & CMS
Marketing
Company Ops
1 tool, what the team runs on day to day
Workspace
What changed at dia-systems GmbH
Recent starts and stops
- StartedOpenAI
dia-systems GmbH tech stack FAQ
What tools does dia-systems use?
As of November 2026, runsonwhat has found 9 tools at dia-systems (dia-systems.de) in public records. Edge & Hosting: Cloudflare, Fastly and IONOS. Application: OpenAI. Data & Observability: Sentry. Go-to-market: Wix. Company Ops: Microsoft 365. Last checked November 5, 2026.
What cloud does dia-systems run on?
dia-systems uses IONOS for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found IONOS through email records that authorize IONOS. IONOS is used by 23,370 companies runsonwhat tracks.
What email provider does dia-systems use?
dia-systems uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 725,719 companies runsonwhat tracks.
What is dia-systems's website built with?
dia-systems uses Wix for its website, according to runsonwhat (November 2026). runsonwhat found Wix through a subdomain that points at Wix and DNS records. Wix is used by 52,287 companies runsonwhat tracks.
What monitoring tools does dia-systems use?
dia-systems uses Sentry for monitoring, according to runsonwhat (November 2026). runsonwhat found Sentry through Sentry code on dia-systems.de. Sentry is used by 80,076 companies runsonwhat tracks.
Does dia-systems use Cloudflare?
Yes. runsonwhat found Cloudflare at dia-systems through Cloudflare code on dia-systems.de. Cloudflare is a CDN & Edge tool used by 728,612 companies runsonwhat tracks.
Does dia-systems use AI tools?
Yes. runsonwhat has found OpenAI at dia-systems; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so dia-systems may use more AI tools than these.
Has dia-systems changed tools recently?
Yes. On runsonwhat's rechecks, dia-systems started using OpenAI (latest on October 29, 2026). A change counts only between two checks of dia-systems.de done the same way.
How does runsonwhat know what dia-systems uses?
runsonwhat reads public records only. Of the 9 tools at dia-systems, 4 were found through code on dia-systems.de, 2 through email records, 1 through website configuration files, 1 through subdomains that point at the vendor and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and dia-systems.de about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.