One2One English Systems's tech stack
What does One2One English Systems use?
One2One English Systems (one2one-es.com) uses at least 8 tools we can see from public records, including Microsoft 365 for email and documents, Brevo for marketing, web-vitals for monitoring and Cloudflare for content delivery. Last checked .
- Industry
- Education Management
- Size
- 51–200 employees
- Based in
- Las Rozas, Spain
- Founded
- 1985
- Company page
- Tools found
- 8
- Categories
- 7
- Layers
- 5 of 5
- Last checked
- Oct 2026
One2One English Systems'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
1 tool, what the product is built with
Data & Observability
1 tool, what they measure and store
Monitoring
Go-to-market
1 tool, how they find and keep customers
Marketing
Company Ops
4 tools, what the team runs on day to day
Email Delivery
Workspace
Security & Compliance
One2One English Systems tech stack FAQ
What tools does One2One English Systems use?
As of October 2026, runsonwhat has found 8 tools at One2One English Systems (one2one-es.com) in public records. Edge & Hosting: Cloudflare. Data & Observability: web-vitals. Go-to-market: Brevo. Company Ops: Microsoft 365, SendGrid and Mailgun. Last checked October 23, 2026.
What email provider does One2One English Systems use?
One2One English Systems uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 709,043 companies runsonwhat tracks.
What marketing software does One2One English Systems use?
One2One English Systems uses Brevo for marketing, according to runsonwhat (October 2026). runsonwhat found Brevo through a DNS verification record for Brevo and email records. Brevo is used by 79,422 companies runsonwhat tracks.
What monitoring tools does One2One English Systems use?
One2One English Systems uses web-vitals for monitoring, according to runsonwhat (October 2026). runsonwhat found web-vitals through web-vitals code on one2one-es.com. web-vitals is used by 27,758 companies runsonwhat tracks.
Does One2One English Systems use Cloudflare?
Yes. runsonwhat found Cloudflare at One2One English Systems through Cloudflare code on one2one-es.com. Cloudflare is a CDN & Edge tool used by 701,495 companies runsonwhat tracks.
How does runsonwhat know what One2One English Systems uses?
runsonwhat reads public records only. Of the 8 tools at One2One English Systems, 3 were found through email records, 2 through code on one2one-es.com, 1 through website configuration files, 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 one2one-es.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.