In the SEO industry has this kind of saying, "The content is king, the outside chain is Emperor", clarified the SEO two main factors, the content high quality, is not the quantity, the outside chain high quality is not the quantity. Small left summary of 12 points of quality outside the chain to publish the code of conduct for everyone's reference.
1, outside the chain of origin of the page itself weight, a chain equivalent to other sites to their own site cast a vote, but the score of this ticket is different, from the high weight of the page of the chain score is relatively high, the ranking of the site more benefits. Specifically, including the origin of the chain of the site's PR, included quantity, and whether the site theme changes frequently, and so on.
2, the external chain of origin of the site update and snapshot situation. The site page in the search for snapshots update faster, snapshot date is very close to clarify this page search engine spiders often patronize, then means that you add to the link will soon be able to crawl to, and the consequences. If the snapshot was a few days ago, even months ago, Then this outer chain can be measured for a few months.
3. The number of export links to the Origin page of the chain. The more links that are exported on the page, the less weight each link can get. Sometimes when you are friends of the chain will be invented, some sites, although the weight is very high, but export links as many as hundreds, From such a page and the consequences of the chain will not be good where to go. So do outside the chain as far as possible to choose to connect less than the site everywhere.
4, the origin of the chain of the site and the content of the Web site coherence, the origin of the chain page and the content of their own site more relevant, search engines more easily to determine the theme of your site, will think that your site and the origin of the chain of the site more relevant to the ranking of the site more
5, outside the chain anchor text including key words, the choice and the website theme relevance of key words as anchor text to rank more favorable, in addition, outside the chain anchor text around the key words, but also affect the chain of consequences and key word ranking factor.
6, generally speaking, the larger the number of chain, the more votes, the ranking of the site more auxiliary.
7, from different IP outside the chain: this plainly is to be in a number of different sites to stay outside the chain, a number of sites outside the chain point to your site to determine is better than all of the same site or a few sites. And if every day in the same site left outside the chain, the moderator deleted posts or the number may be naught, Overnight dispersed thousands of chains.
8, outside the chain present position, generally speaking, the outer chain is the most natural and the best in the content of the body. Avoid being thought to be a spam link, if the site's links are mostly from the forum signature, blog comments, etc., is also disadvantageous, easy to be thought to be a spam link, serious words may be punished.
9, the external chain of Origin page also points to which sites, whether the content of these other websites is related to your website, how these quality is also an influence factor. If you stay outside the chain of the site's export links to a search engine is punished or even K station site, it will affect the origin of the chain of the site's quality, It also affects the quality of your site.
10, from the prestige organization outside the chain. Many do optimization friends think, from the edu to the gov suffix or is the industry prestige institutions such general registration of the domain name of the outside of the chain consequences. In fact, these domain names are not higher than other domain name rights. Just because most of these domain names are * * * and guidance agencies or industry prestige website, the quality of the site content is generally comparable to a high and professional, from such links to the general consequences of the site is also a good analogy ...
11, outside the chain of natural law to add: this should be particularly valued, do not have a good mood today to send thousands of outside the chain, then one day something has not hair, suddenly there is time and crazy hair thousands of, no time on the hair hundreds of, this irregular add chain consequences bad, it is best to have a regular declaration outside the chain, every day hair a certain number of outside the chain, If you want to add to the natural increase, do not burst or sudden reduction ...
12, outside the chain anchor text diversification, this refers to is not mentioned in the surrounding present a coherent key words, what is diversification, as long as the basis of search engine participle principle.
12 points of quality outside the chain release behavior guidelines after reading, whether there are feelings? In fact, fully understand the relationship between SEO and search engine, in order to better do SEO work. Article by the Webmaster Bar feeds, reprinted please specify http://www.wzhan.net/Article/13338.html, thank you!