Castells's tech stack
What does Castells use?
Castells (subastascastells.com) uses at least 11 tools we can see from public records, including Microsoft Azure for hosting, Google Analytics for analytics, Mailchimp for marketing and Cloudflare for content delivery. Last checked .
- Industry
- Design
- Size
- 51–200 employees
- Based in
- Uruguay
- Company page
- Tools found
- 11
- Categories
- 8
- Layers
- 5 of 5
- Last checked
- Oct 2026
Castells'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
2 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
3 tools, what the product is built with
Frontend
Media & UI
Data & Observability
2 tools, what they measure and store
Go-to-market
3 tools, how they find and keep customers
Marketing
Ads & Pixels
Company Ops
1 tool, what the team runs on day to day
Email Delivery
Castells tech stack FAQ
What tools does Castells use?
As of October 2026, runsonwhat has found 11 tools at Castells (subastascastells.com) in public records. Edge & Hosting: Cloudflare and Microsoft Azure. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads, Meta Pixel and Mailchimp. Company Ops: Mailchimp Transactional. Last checked October 19, 2026.
What cloud does Castells run on?
Castells uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure and code on subastascastells.com. Microsoft Azure is used by 46,957 companies runsonwhat tracks.
What analytics tools does Castells use?
Castells uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on subastascastells.com. Google Analytics is used by 884,048 companies runsonwhat tracks.
What marketing software does Castells use?
Castells uses Mailchimp for marketing, according to runsonwhat (October 2026). runsonwhat found Mailchimp through Mailchimp code on subastascastells.com. Mailchimp is used by 115,508 companies runsonwhat tracks.
Does Castells use jQuery?
Yes. runsonwhat found jQuery at Castells through jQuery code on subastascastells.com. jQuery is a Frontend tool used by 918,147 companies runsonwhat tracks.
How does runsonwhat know what Castells uses?
runsonwhat reads public records only. Of the 11 tools at Castells, 9 were found through code on subastascastells.com, 1 through DNS 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 subastascastells.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.