crawling bots Nofollow rel attribute [Update] What is "Nofollow"? Nofollow is a HTML attribute assigned to Hyperlinks as a measure to prevent spam by instructing Search Engines to ignore the link… Edit
crawler crawling bots indexer robot spider [Update] What is Crawler? A web crawler or web spider is a script which surf World Wide Web in a regular manner. A web crawler is one type of bot, other na… Edit