Spiders, Robots and Crawlers all are same these are automated software programme search engine use to stay up to date with web activities and finding new links and information to index in their database. Search engines need to keep their database updated so they created some automated programmes which goes from site to site and find the new data for search engine also collects the information about the web page what is the page all about.
All the three programmes Spiders, Robots and crawlers are same and do similar work we call them with different names these are only service tools for search engine which helps to find and index new web links in search engine correctly. Also Check Benefits of Join W3training School SEO training Program to make your seo skills on next level.
How Smart Are Search Engine Robots Or Crawlers?
- If Search engine robots or crawlers do not do their job properly search engine will not be able to show relevant search results. As spiders or robots builds strong database and collects valuable information for search engines to show most relevant results and satisfy visitors query.
- Still the reality is that these search engine robots and crawlers have only minimal basic ability to perform tasks. This is very unfortunate that these programmes have neither cutting edge not the incredibly power. These programmes have only limited functionality same as early time web browsers.
- These robots can read only HTML and texts available on a particular website these crawlers or spiders cannot read images or any flash content.
- It is always said that an image worth thousands words but for crawlers it is completely zero, same with flash content however search engines are working hard to improve robots and crawlers functionality, these crawlers judge the importance of image by their tags but these must be relevant it is not a guarantee.
- This is not the only restrictions with search engine robots there are many more thing which needed to be improved. Robots or crawlers are restricted to those area which is password protected. Even many programming content are also skipped by spiders.
How Search Engine Spiders Or Robots Works?
Search engine robots or crawlers works is to find new links for search engine and index them in search engine database. When you submit a new website or link in webmaster or search console it is kept in queue till the time robots visit the web page and verify its content.
Even if you did not submit your website links to webmaster it is indexed by these spiders as these spiders keep crawling for new links and data on web. If may search your data from any other website as well which is indexing a link towards your web page. If you share your website pages on social networking sites or on any other platform search engine robots may find your link their and visit your site.
That’s why is it always advised to have a strong link structure for your website marketing strategies. Search crawlers or robots may visit your site on regular interval or as per your website specification. If your website is regularly updated and have heavy traffic search crawlers gives more preference to your website then other website with less updates and less visitors.
When search engine crawlers visit your website it first looks for robot.txt file and check what are the areas search engine robot are allowed to visit, robot.txt are simple html file to instruct search engine robots. If you want few pages of your website robots should not visit you may disallow search engine bots to access those links information.
The best way to quickly index your links in search engine is to submit your site map in webmaster tool and create a strong link structure for your website so that search robots visit your website quickly.
How Do Web Crawlers Affect SEO?
SEO stands for search engine optimization and it is very disciplined in reading content for search indexing for the website to show in the higher rank in search results.
And if spider bots don’t crawl a website then it is not have been indexed in google, so it doesn’t show results in google. For the reason, if the website owner wants free organic traffic for search results, then they make sure to do not block web crawler bots.
some web crawler bots are active on the internet are:
- Google: google bot
- bing: bing bot
- Baidu: Baidu spiders
- Yandex: Yandex bot