Google Bots

Thanks to a Search Engine Watch post.

Google once crawled one spider across the net. Ah the days. Now that spider has spawned others, each with its own specialization.

~ The Original Googlebot

~ MediaBot - Analyzes AdSense pages, user agent "Mediapartners-Google"

~ ImageBot - Crawls for Image Search, user agent "GoogleBot-Image"

~ AdsBot - Checks AdWords for landing page quality, user agent "AdsBot-Google"

~ Feedfetcher-Google

~ Generic Mobile Phone (compatible; Googlebot-Mobile/2.1; +http://www.google.com/bot.html)