[xNeil]

> Qwant should be dead, it is said most of its index is served by Bing anyway.

Almost all search engines apart from Google use the Bing Index, including DuckDuckGo, Ecosia, Excite, Lycos, and Yahoo! Search. [1]

[1]: https://en.wikipedia.org/wiki/List_of_search_engines

[ErrrNoMate]

This might be of use to you also: https://searchenginemap.com/

[xNeil]

That's an excellent website, thank you very much for your suggestion!