Last checked: April 30, 2025 13:13:44
Check URL: https://duolingo.com
If you've submitted a new scan request, please refresh after 10 minutes to check the results.
Page Info
- URL: https://duolingo.com
- Title: Duolingo - The world's best way to learn a language
- Favicon:
Host Info
- Domain: www.duolingo.com
- Server: duo-api
- Country: United States
- IP: 35.169.196.131
- ASN: 14618 (AMAZON-AES)
Technologies
Ubuntu
Google Sign-in
Envoy
React
Nginx
reCAPTCHA
OneTrust
Google Tag Manager
SSL Info
- HTTPS: Yes
- Certificate Issuer: Go Daddy Secure Certificate Authority - G2
- Valid From: 2024-11-19 14:27:12
- Valid To: 2025-12-21 14:27:12
- Subject Name: *.duolingo.com
Statistics
- Total Requests: 96
- Total Transfer Size: 2.61 MB
- Total Content Size: 11.92 MB
- Domains: 11
- IP Addresses: 11
Headers
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Wed, 30 Apr 2025 13:13:51 GMT
expires: 0
no-retry: 1
pragma: no-cache
server: duo-api
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 72
x-frame-options: SAMEORIGIN
x-runtime: 0.06938
x-tid: ffff07ca681220e30925
x-ws: UK
Detailed Technologies
Name | Category | Description |
---|---|---|
Ubuntu | Operating systems | Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT. |
Google Sign-in | Authentication | Google Sign-In is a secure authentication system that reduces the burden of login for users, by enabling them to sign in with their Google account. |
![]() Envoy | Reverse proxies | Envoy is an open-source edge and service proxy, designed for cloud-native applications. |
React | JavaScript frameworks | React is an open-source JavaScript library for building user interfaces or UI components. |
Nginx | Web servers | Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. |
reCAPTCHA | Security | reCAPTCHA is a free service from Google that helps protect websites from spam and abuse. |
OneTrust | Cookie compliance | OneTrust is a cloud-based data privacy management compliance platform. |
Google Tag Manager | Tag managers | Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app. |
Cookies
Name | Value | Domain | Expires | Attributes |
---|---|---|---|---|
AWSALB | NnwdPX3bipbAcWplHMLCM0uF1bYT8tJygF4Jpffx64PvQ9+AhusdKDBykhWofobsdPnK+w5+t4+f79tN1F4Xlxdh5NOUVq5YKcO31RoArCERrnt6RJl2lxpjgCGn | www.duolingo.com | 5/7/2025, 1:13:53 PM | |
initial_referrer | $direct | .duolingo.com | 4/30/2026, 1:13:51 PM | |
lr | .duolingo.com | 4/30/2026, 1:13:51 PM | ||
lu | https://www.duolingo.com/ | .duolingo.com | 4/30/2026, 1:13:51 PM | |
wuuid | 69b43b3c-b9d3-408d-8687-8e785ecfbde3 | www.duolingo.com | Session | |
tsl | 1746018831753 | .duolingo.com | 4/30/2026, 1:13:51 PM | |
AWSALBCORS | NnwdPX3bipbAcWplHMLCM0uF1bYT8tJygF4Jpffx64PvQ9+AhusdKDBykhWofobsdPnK+w5+t4+f79tN1F4Xlxdh5NOUVq5YKcO31RoArCERrnt6RJl2lxpjgCGn | www.duolingo.com | 5/7/2025, 1:13:53 PM | SecureSameSite: None |
lp | splash | .duolingo.com | 4/30/2026, 1:13:52 PM | |
lang | en | .duolingo.com | 4/30/2026, 1:13:51 PM | |
OptanonConsent | isGpcEnabled=0&datestamp=Wed+Apr+30+2025+13%3A13%3A55+GMT%2B0000+(Coordinated+Universal+Time)&version=202404.1.0&browserGpcFlag=0&isIABGlobal=false&hosts=&consentId=dde7f24d-7cc6-459e-870b-09748cb8d400&interactionCount=0&isAnonUser=1&landingPath=https%3A%2F%2Fwww.duolingo.com%2F&groups=C0001%3A1%2CC0002%3A0%2CC0003%3A0%2CC0004%3A0 | .duolingo.com | 10/27/2025, 1:13:55 PM | SameSite: Lax |
logged_out_uuid | 996d3a14-78df-4273-938a-8d8413d7d659 | .duolingo.com | 4/30/2026, 1:13:51 PM |
External Links
Label | URL |
---|---|
Duolingo English Test | https://englishtest.duolingo.com/en |
Get your class started | https://schools.duolingo.com |
Get better at Math | https://blog.duolingo.com/duolingo-launches-math-app |
Duolingo Handbook | https://duolingo.com/handbook |
Research | https://research.duolingo.com |
Careers | https://careers.duolingo.com/#careers |
Brand guidelines | https://design.duolingo.com |
Store | https://store.duolingo.com/ |
Press | https://press.duolingo.com |
Investors | https://investors.duolingo.com |
Schools FAQs | https://duolingoschools.zendesk.com/hc/en-us |
Duolingo English Test FAQs | https://englishtest.duolingo.com/faq |
Status | https://status.duolingo.com/ |
Podcast | https://podcast.duolingo.com |
Duolingo Max | https://blog.duolingo.com/duolingo-max/ |
Blog | https://blog.duolingo.com |
Instagram | https://www.instagram.com/duolingo |
TikTok | https://www.tiktok.com/@duolingo |
Twitter | https://twitter.com/duolingo |
YouTube | https://www.youtube.com/user/duolingo |
Requested Domains
Domain | Type | Categories |
---|---|---|
accounts.google.com | N/A | N/A |
cdn.cookielaw.org | N/A | N/A |
d35aaqx5ub95lt.cloudfront.net | N/A | N/A |
duolingo.com | N/A | N/A |
excess.duolingo.com | N/A | N/A |
geolocation.onetrust.com | N/A | N/A |
www.duolingo.com | Subdomain | Education, Education, Translator, Technology |
www.googletagmanager.com | N/A | N/A |
www.gstatic.com | N/A | N/A |
www.recaptcha.net | N/A | N/A |
zombie.duolingo.com | N/A | N/A |