Site History
Track how duolingo.com's technology stack and AI policy have changed over time
📍
Feb 9, 2026, 10:05 PMTech ScanLatest
View Details21 technologies detected
📍
Feb 9, 2026, 04:44 AMPolicy SnapshotLatest
OPEN0 AI bots blocked
robots.txt
📦
Feb 9, 2026, 04:44 AMTech Scan
View Details21 technologies detected
Changes from previous scan:
+ Added:
core-js
📦
Feb 7, 2026, 11:10 PMTech Scan
View Details20 technologies detected
Changes from previous scan:
+ Added:
OneTrustreCAPTCHAEnvoyGoogle Tag ManagerAmazon Web ServicesReactWebpackGoogle Sign-inReact RouterSentryAmazon ALBKlaviyoZendeskSalesforceHowler.jsMailChimpGoogle WorkspaceAmazon Route 53SendGridAmazon SES
🛡️
Jan 29, 2026, 06:19 AMPolicy Snapshot
OPEN0 AI bots blocked
robots.txt
First recorded policy snapshot
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Summary
4
Tech Scans
2
Policy Snapshots
21
Current Techs
21
Techs Added (All Time)