Whois & Analysis for pdf.vn

Search engines see a domain and its subdomains as two different websites. This can cause them to see duplicate content, which can negatively affect your search rankings.

The different versions of pdf.vn (with and without www. ; http and https ; even with and without trailing slash) do not direct traffic to the same URL. A fix is crucial.

Use the rel="canonical" tag to tell search engines which is the definitive version of your page. Use a 301 redirect to divert traffic from any secondary domain.

The robots.txt file is a simple text file placed on your web server which tells webcrawlers like Googlebot if they should access a file or not.

Improper usage of the robots.txt file can hurt your ranking. The robots.txt file controls how search engine robots see and interact with your webpages.

This file is mentioned in several of the Google guidelines. This file, and the bots they interact with, are fundamental parts of how search engines work.

Google has indicated site and page speed are part of the signals used by its algorithm to rank pages.

In addition, a slow page speed means that search engines can crawl fewer pages using their allocated crawl budget, and this could negatively affect your indexation.

Loading time is also important to user experience. Pages with a longer load time tend to have higher bounce rates and lower average time on page. Longer load times have also been shown to negatively affect conversions.

Check out the ways you can increase pdf.vn's page speed.

Although Google says social media is not a direct SEO ranking factor, the correlation between social signals and ranking position is extremely high.

Social media affects SEO in the sense all of the shares add up to more visibility for your content.

If lots of people share your content, then it’s likely more people will link to it, and links are a very important SEO ranking factor.