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ef.de is built on Next.js with Cloudflare and Google Tag Manager.

Analytics are handled by Google Tag Manager and Facebook Pixel. Infrastructure includes Cloudflare and Cloudflare DNS.

Tech Stack Highlights

nextjs.org logoNext.jsJavaScript frameworks
M
Microsoft 365Emailwww.optimizely.com logoOptimizelyA/B Testingads.microsoft.com logoMicrosoft AdvertisingAdvertisingbusiness.linkedin.com logoLinkedin Insight TagAnalytics

Frameworks & Languages6

nextjs.org logo
Next.js
JavaScript frameworks
100%
41 evidence signals
HTML<div id="__next"
HTML/_next/static/
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/polyfills-42372ed130431b0a.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/b8a8df81.9df56a7d2ae146c5.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/c3e613bb.0545fcf55f4f510c.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/9723.c54408c5bac63967.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/8168.de4c383a657a0809.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/3000.a88f347594814a36.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/334.f6931ee77dc8bbac.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/8431.52170baf8dbb9911.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/3756.a375ec7de27c545f.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/3717.ac269965afab68d0.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/2902.c79ac49d4a2a24d2.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/3032.b46342a7df5365f9.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/738.4e883807d5a42f6b.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/550.2398b451906b3dde.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/2582.8c06190f67f889d6.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/7313.0ae566c63738a656.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/6106.1a36f6a671ee523c.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/8902.4555b8d42d0abf13.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/3962.951d4f4f486f3b2f.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/1360.e9b5f81212d70c97.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/5332.e5d7cab30ce76454.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/656.56cda38f54cc4f07.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/8162.548dea34381d5c97.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/7705.967a4744438822fc.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/7245.9c8d95151eea2c4d.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/8668.377637ac313006e9.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/webpack-4c4e25594fda825f.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/framework-b9000705413c00eb.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/main-bbf28d60937b4f93.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/pages/_app-4c8452f8e57d6464.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/fec483df-05ca8218152e12b4.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/8408-05f9d8c4b5ccbcce.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/chunks/pages/%5B...slug%5D-2c2d6e6294a651f5.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/cefcom-funneling-26212759787/_buildManifest.js
Scripthttps://www.ef.de/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/cefcom-funneling-26212759787/_ssgManifest.js
JS Global__NEXT_DATA__ → object
stylesheet/assetscdn/cefcom-funneling-site-nextjs/de/_next/static/css/61af3bec7b19ffbf.css
DOMnextjs-root
DOMnextjs-data
tailwindcss.com logo
Tailwind CSS
UI frameworks
75%
1 evidence signal
css--tw-
react.dev logo
React
JavaScript frameworks
75%
1 evidence signal
HTMLdata-react
nodejs.org logo
Node.js
Programming languages
75%
1 evidence signal
HTMLimplied by Next.js
ant.design logo
Ant Design
UI frameworks
75%
1 evidence signal
DOMantd-class
ui.shadcn.com logo
shadcn/ui
UI frameworks
75%
1 evidence signal
DOMshadcn-slot

Analytics & Marketing11

tagmanager.google.com logo
Google Tag Manager
Tag managers
100%
3 evidence signals
HTMLgoogletagmanager.com/gtm.js
JS Globalgoogle_tag_manager → object
JS GlobaldataLayer → object
facebook.com logo
Facebook Pixelv2.9.338
Analytics
100%
3 evidence signals
Scripthttps://connect.facebook.net/signals/config/1505417093009580?v=2.9.338&r=stable&domain=www.ef.de&hme=ed806287581422089c496fd485507306546b2937977788da80b80247d3e2e94b&ex_m=105%2C208%2C156%2C22%2C73%2C74%2C147%2C69%2C68%2C11%2C165%2C91%2C16%2C139%2C128%2C39%2C76%2C79%2C135%2C161%2C167%2C8%2C4%2C5%2C7%2C6%2C3%2C92%2C102%2C168%2C173%2C222%2C30%2C75%2C234%2C233%2C232%2C23%2C33%2C55%2C104%2C61%2C10%2C64%2C98%2C99%2C100%2C106%2C131%2C31%2C29%2C133%2C134%2C130%2C129%2C157%2C77%2C160%2C158%2C159%2C50%2C60%2C124%2C15%2C164%2C45%2C267%2C268%2C266%2C26%2C27%2C28%2C48%2C148%2C78%2C113%2C18%2C20%2C44%2C40%2C42%2C41%2C84%2C93%2C97%2C111%2C146%2C149%2C46%2C112%2C24%2C21%2C120%2C70%2C36%2C151%2C150%2C152%2C143%2C141%2C25%2C35%2C59%2C110%2C163%2C71%2C17%2C154%2C115%2C82%2C67%2C19%2C86%2C87%2C117%2C85%2C137%2C136%2C140%2C162%2C34%2C281%2C297%2C215%2C204%2C62%2C205%2C203%2C300%2C291%2C52%2C216%2C108%2C132%2C81%2C122%2C54%2C47%2C49%2C114%2C121%2C127%2C126%2C58%2C65%2C63%2C153%2C116%2C37%2C32%2C53%2C56%2C101%2C166%2C1%2C125%2C14%2C123%2C12%2C2%2C57%2C94%2C66%2C119%2C90%2C89%2C169%2C170%2C95%2C96%2C9%2C103%2C51%2C144%2C88%2C80%2C72%2C118%2C107%2C43%2C145%2C0%2C83%2C138%2C142%2C155%2C38%2C109%2C13%2C171
Scripthttps://connect.facebook.net/en_US/fbevents.js
JS Global_fbq → function(v2.9.338)
business.linkedin.com logo
Linkedin Insight Tag
Analytics
100%
2 evidence signals
Scripthttps://snap.licdn.com/li.lms-analytics/insight.min.js
JS Global_linkedin_data_partner_id → string
ads.microsoft.com logo
Microsoft Advertising
Advertising
100%
5 evidence signals
Cookie_uetsid
Cookie_uetvid
Scripthttps://bat.bing.com/bat.js
JS GlobalUET → function
JS Globaluetq → object
www.optimizely.com logo
Optimizely
A/B Testing
100%
3 evidence signals
CookieoptimizelyEndUserId
Scripthttps://cdn.optimizely.com/public/24099230963/data/actions/d8615e9860c1950512803efd97d2ac3df7bedb66a67f6320561067aacd1defe0.js
JS Globaloptimizely → object
M
Microsoft 365
Email
100%
1 evidence signal
dnsMX: ef-de.mail.protection.outlook.com
clarity.microsoft.com logo
Microsoft Clarity
Analytics
75%
1 evidence signal
JS Globalclarity → function
analytics.google.com logo
Google Analytics
Analytics
75%
1 evidence signal
Cookie_ga
advertising.reddithelp.com logo
Reddit Ads
Advertising
75%
1 evidence signal
Scripthttps://www.redditstatic.com/ads/pixel.js?pixel_id=t2_vi6u83g9
business.trustpilot.com logo
Trustpilot
Reviews
75%
1 evidence signal
Scripthttps://invitejs.trustpilot.com/tp.min.js
www.blueconic.com logo
BlueConic
Customer data platform
75%
2 evidence signals
JS GlobalblueConicClient → object
JS GlobalblueConicPreListeners → object

Infrastructure & Security9

cloudflare.com logo
Cloudflare
CDN
100%
3 evidence signals
Headera0cf7735cec455c2-SJC
Headercloudflare: cloudflare
Cookie__cf_bm
C
Cloudflare DNS
PaaS
100%
1 evidence signal
dnsNS: anirban.ns.cloudflare.com
www.onetrust.com logo
OneTrust
Cookie compliance
75%
1 evidence signal
Scripthttps://www.ef.com/onetrust//scripttemplates/otSDKStub.js?did=cde90c25-1858-44a8-bb25-2cbfcca9194c&data-document-language=true
www.rfc-editor.org logo
HSTS
Security
75%
1 evidence signal
Headermax-age=7776000
aws.amazon.com logo
Amazon CloudFront
CDN
75%
2 evidence signals
Header\(CloudFront\)$: 1.1 0be6ab2f92b7567e05a874f049abbbe6.cloudfront.net (CloudFront)
Header9OLlZEeTRMbJToTzNoFS9Jdoufz9on6scYX_AeZDAj2qetoIUOPdbA==
aws.amazon.com logo
Amazon S3
CDN
75%
1 evidence signal
Scripthttps://capi-automation.s3.us-east-2.amazonaws.com/public/client_js/capiParamBuilder/clientParamBuilder.bundle.js
www.cloudflare.com logo
Cloudflare Bot Management
Security
75%
1 evidence signal
Cookie__cf_bm
cdnjs.com logo
cdnjs
CDN
75%
1 evidence signal
Scripthttps://cdnjs.cloudflare.com/ajax/libs/js-sha256/0.9.0/sha256.min.js
aws.amazon.com logo
Amazon Web Services
PaaS
50%
1 evidence signal
HTMLimplied by Amazon CloudFront

Libraries & Utilities2

httpwg.org logo
HTTP/3
Miscellaneous
75%
1 evidence signal
Headerh3: h3=":443"; ma=86400
github.com logo
core-js
JavaScript libraries
75%
1 evidence signal
JS Global__core-js_shared__ → object

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