21run's tech stack
What does 21run use?
21run (21run.com) uses at least 16 tools we can see from public records, including Google Analytics for analytics, Magento for its website, Ahrefs for marketing and Cloudflare for content delivery. Last checked .
- Industry
- Retail
- Size
- 11–50 employees
- Based in
- Mannheim, Germany
- Company page
- Tools found
- 16
- Categories
- 8
- Layers
- 5 of 5
- Last checked
- Oct 2026
21run'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
CDN & Edge
Application
2 tools, what the product is built with
Frontend
Media & UI
Data & Observability
3 tools, what they measure and store
Go-to-market
8 tools, how they find and keep customers
Company Ops
2 tools, what the team runs on day to day
Email Delivery
Companies like 21run also use
Tools common among companies with a similar stack that we haven't found at 21run.
Companies with a stack like 21run's
Ranked by shared tools, with rare tools counting more.
Textil-GroßhandelRetail · 11–50 people6in common
Gastrohot GroßküchentechnikRetail · 11–50 people8in common
Baptist Arnhem BVRetail · 11–50 people7in common
Buttinette Textil-Versandhaus GmbHRetail · 201–1,000 people7in common
IntertoysRetail · 1,001–5,000 people10in common
Moeder en Kind B.V.Retail · 201–1,000 people9in common
Zubi - Schuhe, Bekleidung und Ausrüstung für DraussenRetail · 51–200 people11in common
ModaForYouManagement Consulting · 11–50 people9in common
More Retail companies
Other Retail companies we've checked.
21run tech stack FAQ
What tools does 21run use?
As of October 2026, runsonwhat has found 16 tools at 21run (21run.com) in public records. Edge & Hosting: Cloudflare. Application: Vimeo and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: SendGrid and Mailgun. Last checked October 23, 2026.
What analytics tools does 21run use?
21run uses Google Analytics for analytics, alongside Google Tag Manager and Hotjar, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on 21run.com. Google Analytics is used by 890,068 companies runsonwhat tracks.
What is 21run's website built with?
21run uses Magento for its website, according to runsonwhat (October 2026). runsonwhat found Magento through Magento code on 21run.com. Magento is used by 6,340 companies runsonwhat tracks.
What marketing software does 21run use?
21run uses Ahrefs for marketing, alongside Trusted Shops, according to runsonwhat (October 2026). runsonwhat found Ahrefs through a DNS verification record for Ahrefs. Ahrefs is used by 23,808 companies runsonwhat tracks.
Does 21run use Cloudflare?
Yes. runsonwhat found Cloudflare at 21run through DNS records that point at Cloudflare and code on 21run.com. Cloudflare is a CDN & Edge tool used by 709,125 companies runsonwhat tracks.
Which companies have a tech stack similar to 21run's?
The companies with the stacks most like 21run's are Textil-Großhandel, Gastrohot Großküchentechnik, Baptist Arnhem and Buttinette Textil-Versandhaus, according to runsonwhat (October 2026). Each shares 6 to 8 tools with 21run, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what 21run uses?
runsonwhat reads public records only. Of the 16 tools at 21run, 11 were found through code on 21run.com, 3 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 21run.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.