Talk about the nofollow link attribute
It should be said that the link in "nofollow" attribute with the Blog platform to do with: Blog and the message in the trackback mechanism allows the Blog Web site in a very simple way to be a large number of links, which in most search engine algorithms to benefit Easy access to SERP in many cases are not commensurate with its content. That is why, Bolg's Comment Spam is growing. However, Blog platform and message trackback mechanism to enhance interactive Web site has irreplaceable, the search engine can not simply be blocked with the shield, how to properly resolve this issue, and has been plagued Blog search engine industry for a long time until In January 2005, the link in a new property, nofollow, the introduction.
nofollow attribute meaning
Given nofollow link attribute is very simple, just a link in the code to add "rel = 'nofollow'" can be. Under these circumstances, the equivalent of telling search engines, "the link to the page can not my control, not comment on its contents," or, simply put, the link is not on the target site web page or "vote "In this way, the search engine in the calculation of the target site of the Link Popularity, this link will be excluded.
Blog of the mainstream of current procedures, such as WordPress and MovableType, the default for all messages with the trackback automatically add the link in the nofollow attribute. In this way, so Spammer As for the intention to pass such sites raising popularity of the goal off the air.
nofollow attribute does not really solve the problem of Spam's Blog
So far, nofollow attribute has introduced more than a year, but, Blog of Comment Spam problem has not really been resolved, recent exploration SEO have encountered this problem, which not only takes energy to shield or delete these messages, trackback, also to the server Has led to great pressure.
The reason may be twofold:
1, a lot of people do not know nofollow link attribute meaning, and even many so-called SEO experts still believe that the adoption of Comment Spam sites can be achieve Link Popularity.
This situation is still quite common, and many SEO experts to establish the link given by one of the strategy is "widely in the forum, in blog messages" and the like, Jim Boykin encountered even better laugh:
At the last SES conference I ran into a guy who was telling me about having his link team work on 90% blog posts for the purposes of "link building". I asked him if he checked for the "nofollow" and he said "what 'S that? "
This is similar to the situation, it is not hard to understand why they persevere in the Blog of the message.
2, understand that even if the site can not be ranked in the SERP, many people are convinced that the link is to reach users of the site means that as long as extensive links to add, add up, will do much to enhance their own Web site traffic.
In particular the use of certain automatic handling of Spam software, they can last for a few minutes to add their own Blog in the hundreds of messages, and basically do not have to pay any costs.
Carried over: http://seo.highdiy.com/index.php/seo/the-nofollow-tag-of-link-2/
