runsonwhat

EF Standard English Test's tech stack

What does EF Standard English Test use?

EF Standard English Test (efset.org) uses at least 17 tools we can see from public records, including Microsoft 365 for email and documents, Google Analytics for analytics, Storyblok for its website and Mailchimp for marketing. Last checked .

LinkedIn
Company page
Re-check liveVisit efset.org
Tools found
17
Categories
11
Layers
5 of 5
Last checked
Nov 2026

EF Standard English Test'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

3 tools, where the bytes are served from

CDN & Edge

DNS

Application

2 tools, what the product is built with

Frontend

Media & UI

Data & Observability

2 tools, what they measure and store

Analytics

Go-to-market

6 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Company Ops

4 tools, what the team runs on day to day

Email Delivery

Workspace

Security & Compliance

Companies like EF Standard English Test also use

Tools common among companies with a similar stack that we haven't found at EF Standard English Test.

Companies with a stack like EF Standard English Test's

Ranked by shared tools, with rare tools counting more.

EF Standard English Test tech stack FAQ

What tools does EF Standard English Test use?

As of November 2026, runsonwhat has found 17 tools at EF Standard English Test (efset.org) in public records. Edge & Hosting: Amazon Route 53, Amazon CloudFront and Akamai. Application: YouTube and Next.js. Data & Observability: Google Analytics and Hotjar. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, SendGrid and Red Sift OnDMARC. Last checked November 2, 2026.

What email provider does EF Standard English Test use?

EF Standard English Test uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 719,732 companies runsonwhat tracks.

What analytics tools does EF Standard English Test use?

EF Standard English Test uses Google Analytics for analytics, alongside Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on efset.org. Google Analytics is used by 906,138 companies runsonwhat tracks.

What is EF Standard English Test's website built with?

EF Standard English Test uses Storyblok for its website, according to runsonwhat (November 2026). runsonwhat found Storyblok through Storyblok code on efset.org. Storyblok is used by 2,775 companies runsonwhat tracks.

What marketing software does EF Standard English Test use?

EF Standard English Test uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 117,773 companies runsonwhat tracks.

Does EF Standard English Test use Google Ads?

Yes. runsonwhat found Google Ads at EF Standard English Test through Google Ads code on efset.org. Google Ads is a Ads & Pixels tool used by 541,949 companies runsonwhat tracks.

Which companies have a tech stack similar to EF Standard English Test's?

The companies with the stacks most like EF Standard English Test's are Wink, Fathom, Plus54 and Sedex, according to runsonwhat (November 2026). Each shares 2 to 11 tools with EF Standard English Test, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what EF Standard English Test uses?

runsonwhat reads public records only. Of the 17 tools at EF Standard English Test, 8 were found through code on efset.org, 4 through DNS records, 3 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and efset.org 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.