An essential and free tool to be aware of possible errors in the indexing and visibility of our website (SEO) is Google webmaster tools. In it, in addition to monitoring the performance of the web, you will have access to a lot of free resources for webmasters.
To use it, all you have to do is enter www.google.com/webmasters/tools/ and enter your website. You must allow some time to pass until the tool begins to analyze the web continuously to show you the following data:
- control Panel
- crawl errors
- Sitemap status (url and images submitted and indexed)
- Search Aspects
- Structured data (allows you to display rich snippets in search results)
- enriched cards
- Data bookmarks (improve search appearance)
- HTML improvements
- Accelerated Mobile Pages: Fix bugs for Accelerated Mobile Pages (AMP) pages so they serve preferentially to mobile users
- search traffic
- Search analysis (clicks, impressions, CTR, position…)
- Internal site links.
- action against manual web spam.
- International targeting: Segment the audience based on location and language settings.
- Mobile usability: Fix mobile usability issues that affect the website.
- Google Index
- indexing status
- Keywords of the content
- blocked resources
- URL removal
- Tracking
- crawl errors
- Crawl Statistics
- Explore as google certain pages
- robot tester.txt
- Sitemaps: indexing and warnings
- URL parameters
- Security issues
Google webmaster tools also offers us other resources such as its structured data testing tool To find out if your structured data markup is appearing correctly in search results, your structured data markup helper which helps you to add the structured data in HTML, your email dial checker that validates the data of an HTML email, its Google MyBusiness that allows us to make sure our business looks good on Google, Maps and Google+ search, your Google Merchant Center thinking especially for ecommerces that want to appear on Google Shopping, their PageSpeed Insights to see if the speed of your website is correct for a good positioning, its custom search engines to create a Google search engine on your own website and its webmaster academy where you will learn everything you need to create a well-positioned website in Google.