No Index No Follow and Do Follow tags are most important in seo and link building concepts. in link building nofollow meta tags are used to command and instruct the google bot.
What is meant by Index in SEO
Index is the process of fetching the information from Google via robots and site links. Indexing stores the cached value of database in the Google search results.
No Index No Follow and Do Follow
Site link is the route map or it the way. Where the Google-bot follow links in the website. Google bot first see the sitemap links and follows the newly generated links.
<meta name=”robots” content=”noindex,nofollow”>
What is meant by Follow in SEO
Follow means following the site with Domain rank.
NO follow means “Don’t follow the site” the web bot (Google-bot) understands the “no follow” keyword in the meta-tag and it avoids the links from passing page ranks.
The external links is must be no-follow
<a href=”http://www.esearchadvisors.com/” rel=”nofollow” >Digital Marketing</a>
Do Follow means “Follow the links” the web bot understands the “do follow” keyword in the meta tag and it pass the rank juice from one domain to other.
The internal links must be do-follow
<a href=”http://www.esearchadvisors.com/blog/” rel=”dofollow” >Digital Marketing Tutorial</a>
rel=”nofollow” is to be implement inside the anchor tag to restrict the bot from following other domains in link attributes.
Its good idea to apply rel=”dofollow” links for higher ranking pages like Google links, Wikipedia links.
Example: <a href=”https://en.wikipedia.org/wiki/Search_engine_optimization” rel=”dofollow” >Digital Marketing Tutorial</a>
- <a> </a> is called anchor tag
- href=”” is called hyper link reference
- rel is called as relation
- the anchor text is present in between of the opening and closing tag
example: <a href=” http://www.esearchadvisors.com/” rel=”dofollow”>Search Engine Optimization</a>
- Search Engine Optimization is the anchor text in an example.