How does crawling works?

Crawling is a process to discover and update new pages on google index. The well known crawler of Google is known as Google Bot. It is responsible for fetching web, moving from one page to another through links and adding pages to Google’s list of known pages. Google crawls pages deposited by website owners on search console or through there sitemaps. Sitemap is a file that tell how many pages are in website and its structure. Google also crawls and index pages automatically depending on several factors

Factors that determine which pages to crawl

• The popularity and authority of the site and page, measured by the number and quality of links from other sites and pages.
• The freshness and frequency of updates on the site and page, measured by the date and time of the last modification or publication.
• The crawl budget and rate limit of the site, which are determined by the size, speed, and responsiveness of the site.
• The crawl demand and priority of the page, which are determined by the user interest, query freshness, and page importance.
• The crawl rules and directives of the site, which are specified by the site owner in robots.txt files, sitemaps, meta tags, HTTP headers, and other tools.

So, after crawling your site is known to google or discovered by google.

Crawling in SEO is a process to discover and update new pages on google index. Google crawlers are programs that Google uses to scan the web and find new or updated pages to add to its index. Google crawlers check all kind of content including text, images, videos, webpages, links etc. Google crawlers follow links from one page to another and obey the rules specified in robots.txt files.

In order to develop and maintain the search engine’s index, web crawling aims to thoroughly and methodically scour the internet for fresh content. Search engines can keep their search results current and relevant to users queries by regularly discovering and reviewing web pages.