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Nofollow This label believe stationmaster all know, is prohibit search engine spider crawling label, but very few people go deliberately use, or do not know where should add where should not add. Today, I take the 19 floor as an example to tell you about the specific use of nofollow.
19 floor. A very high popularity of the local portal forum, but also by the search engine's favorite, this and its station optimization is inseparable, today I carefully studied, a lot of stations outside the link and some of the site links are very reasonable add the nofollow tag, Like this traffic particularly high stations do not only focus on the weight, but also greatly reduce the spider crawling brought about by the server resource consumption, kill both birds.
First of all, it is the homepage, home is the highest weight of the page, it will be in addition to all the links outside the chain are added nofollow tag, and there are more than two links to the same internal links also added nofollow, this point is very worthy of reference, the effect is very obvious, I have used this method on my own site, which is also a forum, and the rankings have risen a lot.
Post List page is basically in addition to the post list of links (including page numbers, user name, classification) basically all added nofollow, this is to tell spiders only through the post title into the content of the post to crawl, the purpose is obvious, reduce the spider repeatedly crawl reduce weight loss.
Post content page is basically in addition to the top navigation and some of the posts linked to all other links, as long as all the links to see all add nofollow, of course, the content of the page links still have reservations, very smart way, only to climb the spider to climb the place on it.
The article is written here, the general say, Nofollow is a double-edged sword, with good optimization effect will be very obvious, using the bad may hinder the spider crawl effect included.
Multiple analysis and observation of large sites, from their Web page layout, the chain and the head of information learning to imitate, there will be unexpected gains.
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