123erfasst's tech stack
What does 123erfasst use?
123erfasst (123onsite.com) uses at least 13 tools we can see from public records, including Hetzner for hosting, Microsoft 365 for email and documents, HubSpot for sales and Zendesk for customer support. Last checked .
- Industry
- Software
- Size
- 51–200 employees
- Company page
- Tools found
- 13
- Categories
- 8
- Layers
- 5 of 5
- Last checked
- Oct 2026
123erfasst's stack, layer by layer
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
1 tool, where the bytes are served from
Hosting & Cloud
Application
1 tool, what the product is built with
Frontend
Data & Observability
2 tools, what they measure and store
Go-to-market
8 tools, how they find and keep customers
Website & CMS
Sales & CRM
Support & Docs
Company Ops
1 tool, what the team runs on day to day
Workspace
123erfasst tech stack FAQ
What tools does 123erfasst use?
As of October 2026, runsonwhat has found 13 tools at 123erfasst (123onsite.com) in public records. Edge & Hosting: Hetzner. Application: jQuery. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365. Last checked October 15, 2026.
What cloud does 123erfasst run on?
123erfasst uses Hetzner for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Hetzner through DNS records that point at Hetzner. Hetzner is used by 5,035 companies runsonwhat tracks.
What CRM does 123erfasst use?
123erfasst uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on 123onsite.com. HubSpot is used by 91,843 companies runsonwhat tracks.
What email provider does 123erfasst use?
123erfasst uses Microsoft 365 for email and office software, 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 700,545 companies runsonwhat tracks.
What does 123erfasst use for customer support?
123erfasst 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 40,804 companies runsonwhat tracks.
What analytics tools does 123erfasst use?
123erfasst uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on 123onsite.com. Google Analytics is used by 849,375 companies runsonwhat tracks.
Does 123erfasst use jQuery?
Yes. runsonwhat found jQuery at 123erfasst through jQuery code on 123onsite.com. jQuery is a Frontend tool used by 895,377 companies runsonwhat tracks.
How does runsonwhat know what 123erfasst uses?
runsonwhat reads public records only. Of the 13 tools at 123erfasst, 10 were found through code on 123onsite.com, 2 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 123onsite.com 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.