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SEO is "search engine optimization", general can be referred to as search optimization. SEO's main work is by understanding how various search engines crawl Internet pages, how to index and how to determine their ranking of a particular keyword search results, and other technologies to optimize the Web page, so that it can improve search engine rankings, so as to improve the number of site visits, The technology that ultimately promotes the site's ability to sell or advertise.
How to optimize SEO is a lot of webmaster concerns, because do SEO can make the site in Baidu, Google, Yahoo and other search engines to get a better ranking, so as to win more potential customers of a network marketing method, but also SEM (search engine marketing) a way. But how to focus on SEO optimization to what extent? I do stand for a few years, back and forth with more than 10 tools, recently found a comprehensive evaluation of SEO tools, especially to recommend to everyone, lest many detours, it has a full query content, simple operation characteristics.
This is an online gadget (url: http://seo.55.la), on the page to enter the URL to query, click "Query", the content will be at a glance. These include domain name age (the domain name shine created, to the present years of history), Google page PR value, reverse link number, IP back check, Alexa ranking information (there are graphs, more intuitive), the number of search engines included, analog search engine query and the value of the site estimates. Comprehensive query, data Update fast, can let us always grasp the dynamic of the site.
Tip: 1, IP counter check: You can query the same server on how many sites to use, this for the use of virtual host owners are very advantageous, you can occasionally check whether and illegal web site common use of the same server, in order to reduce unnecessary trouble.
2, Analog search engine query: You can see the general search engine content, although it is simulated, but there is a very high reference value, can let you better understand the profile of the site.