How to determine if a site is indexed by a search engine?

Question

Google

How to determine if site pages are in Google and Yandex search? Thank you.

Answer 1

Google site:name-of-site.example
Google , Yandex .
There is.

Answer 2

For Google, it's better like this:
site:name-of-site.example/&
Shows pages in the main index (get into the search results), and not just all indexed by Google.

Answer 3

And how can you raise the TIC to 10, banned in Google. All articles there 09-12