runsonwhat

ESN's tech stack

What does ESN use?

ESN (esn.com) uses at least 32 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, Zendesk for customer support and Google Tag Manager for analytics. Last checked .

Re-check liveVisit esn.com
Tools found
32
Categories
19
Layers
5 of 5
Last checked
Oct 2026

ESN'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

4 tools, where the bytes are served from

Hosting & Cloud

CDN & Edge

DNS

Application

8 tools, what the product is built with

Frontend

AI

Payments & Billing

Media & UI

Data & Observability

6 tools, what they measure and store

Monitoring

Analytics

Flags & Experiments

Go-to-market

6 tools, how they find and keep customers

Website & CMS

Marketing

Support & Docs

Company Ops

8 tools, what the team runs on day to day

Email Delivery

Workspace

Collaboration

Dev Tools

Finance & Legal

Security & Compliance

Companies like ESN also use

Tools common among companies with a similar stack that we haven't found at ESN.

Companies with a stack like ESN's

Ranked by shared tools, with rare tools counting more.

ESN tech stack FAQ

What tools does ESN use?

As of October 2026, runsonwhat has found 32 tools at ESN (esn.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Google Fonts, Adobe Fonts and Anthropic. Data & Observability: Google Tag Manager, Microsoft Clarity and Sentry. Go-to-market: Shopify, Zendesk and Klaviyo. Company Ops: Microsoft 365, SendGrid and Cookiebot. Last checked October 20, 2026.

What cloud does ESN run on?

ESN uses Amazon Web Services for hosting and cloud infrastructure, alongside IONOS, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on esn.com. Amazon Web Services is used by 145,883 companies runsonwhat tracks.

What email provider does ESN use?

ESN 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 713,661 companies runsonwhat tracks.

What does ESN use for customer support?

ESN uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk and code on esn.com. Zendesk is used by 42,119 companies runsonwhat tracks.

What payment provider does ESN use?

ESN uses PayPal for payments and billing, alongside Klarna, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on esn.com. PayPal is used by 34,604 companies runsonwhat tracks.

What analytics tools does ESN use?

ESN uses Google Tag Manager for analytics, alongside Microsoft Clarity, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on esn.com. Google Tag Manager is used by 505,574 companies runsonwhat tracks.

Does ESN use Google Fonts?

Yes. runsonwhat found Google Fonts at ESN through Google Fonts code on esn.com. Google Fonts is a Media & UI tool used by 813,509 companies runsonwhat tracks.

Does ESN use AI tools?

Yes. runsonwhat has found Anthropic and OpenAI at ESN; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so ESN may use more AI tools than these.

Which companies have a tech stack similar to ESN's?

The companies with the stacks most like ESN's are More Nutrition, Krëfel, Coldwell Banker Egypt and Pukkelpop 2026, according to runsonwhat (October 2026). Each shares 3 to 22 tools with ESN, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what ESN uses?

runsonwhat reads public records only. Of the 32 tools at ESN, 16 were found through code on esn.com, 10 through DNS records, 4 through email records, 1 through website configuration files 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 esn.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.