Search:

Spider is a one program which go through web pages and index its data in database.

Agree with Indraja,We can do this manually or we can check this out in Google console tool that how many pages of my site get index and how many not .

Google crawling means google Crawler find out your website and index your site in its data base,If your site is get crawled by Google search engine then there is possibilities that your site can be...