DuckDuckBot

DuckDuckGo publishes machine-readable prefix lists for both DuckDuckBot (search crawler) and DuckAssistBot (AI-assisted answers). Use their official JSON feeds for current ranges.

DuckDuckBot Official feed

https://duckduckgo.com/duckduckbot.json

Documentation

DuckDuckBot help page

DuckAssistBot (AI assistant) Official feed

https://duckduckgo.com/duckassistbot.json

Documentation

DuckAssistBot help page