Off page SEO means whatever you do outside of your website. It simply tells Search engines what other thinks about your web sites. There are various factors that affect your off site ranking. Here I will briefly discuss about the off page terms.

Ranking factors of off page optimization

Niche means specific subject. The site must be on a definite niche. Niche site have more value than the multi topic site.

Links refers to both the external and the internal link. Internal link gives access from page to page for both the crawler and the user where the external back-links increases the reputation and the page rank of that specific page.
Followings terms of link are responsible for ranking:

A link is like a vote for your site. The total number of links pointed to your site is the most important off page ranking factor. People will only link to your site when they found your content valuable. So the number of links will tell the search engine how valuable your site is.

Not only the number but the quality of link is also important for your ranking. If you have a link from a high authority site like .gov or .edu site that is more valuable for ranking.

Your link must be from relevant site. Like if you run site on diet control you will need link from nutrition site. But if you get link from a technology site; that will not be worthy for you.

The anchor text must be relevant with the page that you are pointing to. If you do that search engine will find relation between the link and the anchor text or we can say that, anchor text will say the search engine what the page is about.

Linking within the contents of your site is also important for ranking high. This way search engine will find relation between your content. Also it will give and door to door access.

Ranking depends on how much the site is trusted by the search engine. Pages of high authority or top level will rank higher than the low authority site.

Domain Authority

Domain authority indicates how much authoritative the site is. the reputation of the site and also the number of valuable and informative contents are the determinants of domain authority.

Page authority

Page authority means how much authoritative the page it. Page with valuable content, information, large amount of back link the page will worth more authority

The age of the site has a great impact on ranking. The older the age the more possibility of higher ranking is. Site history also have a great impact in ranking. If the site has any previous penalty or records of malicious content it will not rank higher.

Search result varies on the country from where the topic is being searched. People from different country will see different result for different result for the same search terms.

The search result varies on the previous search history of the searcher because search engine reminds the interest of the user.

Social reputation of a site in various social media have an impact on ranking. If the site have great media coverage it will rank higher.

Now a days search engines are more concerned about the social media or media buzz. Whenever people find a content valuable, funny or informative they like it, cite it and also share it in social media. So the number of social shearing will give the search engine an idea to search engine about the page. It also remarks the popularity of the content.

Page rank means how much value the search engine is giving to your page. If a page have a large number of links pointed to that page it will gain a high page ranking. Page of higher rank will rank higher.

Off page optimization is vaster than the on page SEO. A lot of effort is needed to do all the thing properly. So you must try to find the ways to do it batter.