The Fetch is a Google tool that allows you to check how Google crawls or renders a URL for your site. You can use Fetch as Google to see no matter if Googlebot can access a page for your site, how it renders the page, and whether any page materials equivalent to images or scripts are blocked to Googlebot. This tool simulates a crawl and render execution as done in Google’s normal crawling and rendering method, and turns out to be useful for debugging crawl issues on your site. robots.
txt Tester – The robots. txt Tester tool shows you even if your robots. txt file blocks Google web crawlers from real URLs on your site. For instance, which you can use this tool to test even if the Googlebot Image crawler can crawl the URL of a picture you wish to block from Google Image Search. I don’t think it is correct, even though, that ads won’t exhibit on pages with NOINDEX meta tags.
I have two thoughts on this:1. Are you sure that the AdSense and search engine crawlers are an identical?Isn’t the AdSense crawler ‘Mediapartners Google’ and search engine spiders are the crawlers beginning with ‘Googlebot’?Why would the previous pay any consideration to the robots meta tag on a page with ad code, when its intention is only to understand the page for ads applications?2.