In today’s digital world, you will find anything with a few clicks. If you want information about something then the source is just a click away from you. But sometimes this technology creates huge confusion in our life. We cannot find a single suitable answer for our question because search engine results show trillions of options to choose from. Finding the perfect location of your answer from such a huge collection is difficult.
We have a Google(search engine) for us to search for any information, but Google doesn’t know from where we have to look. Have you ever thought about how search engines provide us information in several pages from trillions of pages?
You will find its answer in web crawlers. Let’s find out what web crawlers are:
What is Crawler?
Web crawlers are popularly known by many names such as spiders, bots, and robots. They mainly crawl across the internet to index pages for search engines. Search engines are the gateway of easy access for information searching, but web crawlers are present to perform rounding up the online content.
Search engines don’t work like magic to know which websites exist over the internet. Web crawlers are a program that scans the web and everything that a website contains. It scans the website along with its internal links and structures them by the content it contains.
For results, programs have to crawl the index of the websites and deliver the right pages of search results to the user with keywords phrases or by trendy searches.
How do search engine web crawlers work?
First, they scan the web pages to know what kind of content a website contains and the particular topic that it covers. Then the web crawler stored its information in an index which is known as the digital library of the world, that provides information that a user is searching for.
When a user searches for any information on a search engine, the search engine checks its index and provides the list of pages that suit the information the most.
Search engine Web crawlers (also known as spiders and search engine bots) scan web pages to get an understanding of the content they contain and the topic they cover. The process of scanning the web by search engine crawlers happens regularly to stay up-to-date.
Is it beneficial to have crawlers in SEO?
As we know SEO is generally used to improve the ranking order of the website on search engines. In which it needs pages that can be easily reachable and readable for web crawlers. Web crawlers are an earlier term in the digital world than SEO, but SEO web crawlers improve the user experience.
- Having a website that is easy to visit with some pages that are just a few clicks away, not only makes the site more readable for crawlers but also for the readers. As crawlers use sitemaps for finding important content on the site.
- Web crawlers use the links from and to the site along with internal links. Having an easily crawlable internal link structure is crucial for crawlers to index all the pages on the website. Including good quality links in or from the sites improves the reputation of your site that it has quality content.
- Crawlers index the content on the site that hasn’t been followed or tagged. It looks for the keywords so the search engine will get to know what keyword will rank the site. Crawlers also keep an eye on duplicate or copied content to find the unique content on the site.