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2. Web crawler - Wikipedia

   en.wikipedia.org/wiki/Web_crawler

   A Web crawler starts with a list of URLs to visit. Those first URLs are called the seeds.As the crawler visits these URLs, by communicating with web servers that respond to those URLs, it identifies all the hyperlinks in the retrieved web pages and adds them to the list of URLs to visit, called the crawl frontier.

3. Sitemaps - Wikipedia

   en.wikipedia.org/wiki/Sitemaps

   This is an accepted version of this page This is the latest accepted revision, reviewed on 3 January 2025. Protocol and file format to list the URLs of a website For the graphical representation of the architecture of a web site, see site map. This article contains instructions, advice, or how-to content. Please help rewrite the content so that it is more encyclopedic or move it to Wikiversity ...

4. Search engine optimization - Wikipedia

   en.wikipedia.org/wiki/Search_engine_optimization

   [11] [12] Google has a Sitemaps program to help webmasters learn if Google is having any problems indexing their website and also provides data on Google traffic to the website. [13] Bing Webmaster Tools provides a way for webmasters to submit a sitemap and web feeds, allows users to determine the "crawl rate", and track the web pages index status.

5. robots.txt - Wikipedia

   en.wikipedia.org/wiki/Robots.txt

   A robots.txt file contains instructions for bots indicating which web pages they can and cannot access. Robots.txt files are particularly important for web crawlers from search engines such as Google. A robots.txt file on a website will function as a request that specified robots ignore specified files or directories when crawling a site.

6. Spider trap - Wikipedia

   en.wikipedia.org/wiki/Spider_trap

   A spider trap (or crawler trap) is a set of web pages that may intentionally or unintentionally be used to cause a web crawler or search bot to make an infinite number of requests or cause a poorly constructed crawler to crash. Web crawlers are also called web spiders, from which the name is derived.

7. Archive site - Wikipedia

   en.wikipedia.org/wiki/Archive_site

   Using a web crawler: By using a web crawler (e.g., the Internet Archive) the service will not depend on an active community for its content, and thereby can build a larger database faster.