My grandparent was saying "Google, Bing, and (at lower quality) Yandex are the only viable English-language search indices right now", and my parent was asking whether Cliqz counted. I think the GP is correct and Cliqz doesn't.
1. Search for a blog I follow
2. Look at the snippet for the blog's homepage
3. Figure out how long ago the page must have been crawled to get such an old snippet
I only tried a few, but they were months to years out of date.