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duolingo.com

Detected Technologies

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AI Policy
Tech
InfraStatus
21 technologies4 categories

duolingo.com is built on React with Google Tag Manager and Klaviyo. It ranks #553 globally among the most-visited websites.

Analytics are handled by Google Tag Manager. Infrastructure includes Amazon Route 53 and Amazon Web Services.

Tech Stack Highlights

S
SendGridEmail
G
Google WorkspaceEmail
M
MailChimpMarketing automation
K
KlaviyoMarketing automationtagmanager.google.com logoGoogle Tag ManagerTag managers

Frameworks & Languages2

react.dev logo
React
JavaScript frameworks
75%
1 evidence signal
HTMLdata-react
reactrouter.com logo
React Router
JavaScript frameworks
75%
1 evidence signal
JS Global__reactRouterVersion → string

Analytics & Marketing7

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
K
Klaviyo
Marketing automation
100%
1 evidence signal
dnsDKIM selector: kl
M
MailChimp
Marketing automation
100%
1 evidence signal
dnsDKIM selector: k1
G
Google Workspace
Email
100%
1 evidence signal
dnsMX: aspmx.l.google.com
S
SendGrid
Email
100%
1 evidence signal
dnsDKIM selector: s1
S
Salesforce
CRM
95%
1 evidence signal
dnsSPF includes salesforce.com
A
Amazon SES
Email
95%
1 evidence signal
dnsSPF includes amazonses.com

Infrastructure & Security7

A
Amazon Route 53
PaaS
100%
1 evidence signal
dnsNS: ns-1117.awsdns-11.org
www.onetrust.com logo
OneTrust
Cookie compliance
75%
3 evidence signals
Scripthttps://cdn.cookielaw.org/scripttemplates/otSDKStub.js
Scripthttps://cdn.cookielaw.org/scripttemplates/otSDKStub.js
Scripthttps://cdn.cookielaw.org/scripttemplates/otSDKStub.js
www.google.com logo
reCAPTCHA
Security
75%
1 evidence signal
Scripthttps://www.recaptcha.net/recaptcha/enterprise.js?render=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI
www.envoyproxy.io logo
Envoy
Reverse proxies
75%
1 evidence signal
Header111
developers.google.com logo
Google Sign-in
Authentication
75%
1 evidence signal
Scripthttps://accounts.google.com/gsi/client
aws.amazon.com logo
Amazon ALB
Load balancers
75%
2 evidence signals
CookieAWSALB
CookieAWSALBCORS
aws.amazon.com logo
Amazon Web Services
PaaS
50%
1 evidence signal
HTMLimplied by Amazon ALB

Libraries & Utilities5

Z
Zendesk
Documentation
95%
1 evidence signal
dnsSPF includes zendesk.com
webpack.js.org logo
Webpack
Miscellaneous
75%
1 evidence signal
JS GlobalwebpackChunk → object
github.com logo
core-js
JavaScript libraries
75%
1 evidence signal
JS Global__core-js_shared__ → object
sentry.io logo
Sentry
Issue trackers
75%
1 evidence signal
JS Global__SENTRY__ → object
howlerjs.com logo
Howler.js
JavaScript libraries
75%
2 evidence signals
JS GlobalHowler → object
JS GlobalHowlerGlobal → function

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