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Open Cached · just now
UP

HTTP Status

200

Ping

N/A

Technologies

2

Domain Owner Information

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Registrar

Amazon Registrar, Inc.

Created

January 26, 2010

15 years 267 days old

Expires

January 26, 2026

3 months 11 days left

Domain Status

Delete Lock (Client)

Domain cannot be deleted.

Transfer Lock (Client)

Domain cannot be transferred to another registrar.

Update Lock (Client)

Domain information cannot be updated.

SSL/TLS Certificate

View Full SSL Report
Issued By

C=US, ST=Arizona, L=Scottsdale, O=GoDaddy.com, Inc., OU=http://certs.godaddy.com/repository/, CN=Go Daddy Secure Certificate Authority - G2

Security Score
76 /100

Technologies Detected

AWS Route53

DNS Provider

Evidence
  • • Nameserver: ns-1020.awsdns-63.net
  • • Nameserver: ns-1117.awsdns-11.org
  • • Nameserver: ns-1904.awsdns-46.co.uk
  • • Nameserver: ns-247.awsdns-30.com

Google

Email Provider

Evidence
  • • MX: aspmx.l.google.com
  • • MX: alt2.aspmx.l.google.com
  • • MX: alt1.aspmx.l.google.com
  • • MX: aspmx2.googlemail.com
  • • MX: aspmx3.googlemail.com
  • • MX: aspmx4.googlemail.com
  • • MX: aspmx5.googlemail.com

Metadata & SEO

Title
Duolingo
Description
Duolingo is the world's most popular way to learn a language. It's 100% free, fun and science-based. Practice online on duolingo.com or on the apps!
Keywords
learn, spanish, german, french, portuguese, italian, english, free, lessons, course, language, study, flashcards
Canonical URL
https://www.duolingo.com/
Viewport
width=device-width,initial-scale=1,user-scalable=no

Social Media Cards

OpenGraph

Type
website
Description
Learn languages by playing a game. It's 100% free, fun, and scientifically proven to work.
Title
Learn a language for free
Image
https://www.duolingo.com/images/facebook/duo-08523a2.jpg
Url
https://www.duolingo.com/
Site Name
Duolingo
Image:width
1200
Image:height
630

Twitter Cards

Description
Learn languages by playing a game. It's 100% free, fun, and scientifically proven to work.
Title
Duolingo - Learn a language for free @duolingo
Image
https://www.duolingo.com/images/facebook/duo200.png
Card
summary
Site
@duolingo

Dependencies

🎨 Stylesheets (2)

  • • https://d35aaqx5ub95lt.cloudfront.net/css/9225-308446df.css
  • • https://d35aaqx5ub95lt.cloudfront.net/css/app-c01912f8.css

📜 Scripts (10)

  • • https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
  • • https://www.recaptcha.net/recaptcha/enterprise.js?render=6LcLOdsjAAAAAFfwGusLLnnn492SOGhsCh-uEAvI
  • • https://d35aaqx5ub95lt.cloudfront.net/js/manifest-9f0c7a2c.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/features-91ec4487.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/8553-a0eeda7a.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/polyfills-4de5bd64.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/9819-a714bc1d.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/strings/en-9ae2a671.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/9225-9e7e0b5c.js
  • • https://d35aaqx5ub95lt.cloudfront.net/js/app-dfd8d695.js
Inspected on November 08, 2025 at 17:47 UTC