Common reasons why search engines don't include web pages

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1, Web page usage framework: The content within the framework is usually not within the search engine crawl.

2, too many pictures, too little text.

3, submit the page to another Web site: The search engine may completely skip this page.

4, submit too frequently: one months to submit more than 2 times, many search engines can not stand, think you are submitting rubbish.

5, the site keyword density is too large: Unfortunately, the search engine does not explain how high density is the limit, the general view of the 100-word description contains 3-4 keywords for the best.

6, the text color is the same as the background color: The search engine thinks you're cheating it with keywords.

7, Dynamic Web pages: Web site Content management system to facilitate the updating of the Web page, but to most of the search engine trouble, many search engines do not charge dynamic pages, or only to collect the first layer of pages, will not be in-depth collection. At this point to consider the use of Web server rewrite (rewrite) technology, the dynamic page URL map to the static page URL similar to the format, the search engine mistakenly thought is static page, will be charged.

8, site transfer server: Search engines usually only recognize the IP address, the conversion of the host or domain name, ip/dns address changes, then you have to resubmit the site.

9, free web space: Some search engines to reject the index from the free space of the site, complaining about a lot of garbage, poor quality.

10, search engine crawl when the site is not online: If the host is not stable, this situation may occur. Worse still, even if the site has been included, the crawl is found not in the line, will also delete the site as a whole. Webmaster Interactive Information Network 6b9g.com

11, incorrectly blocked the Robots index Web site: There are two ways to block robots: The host Server root directory has a simple text file, the Web page contains some kind of meta tags.

12, a Web page that uses a large number of flash, DHTML, cookies, JavaScript, Java, or password entry to make it difficult for search engines to extract content from such pages.

13, the search engine can not resolve your DNS: The new domain name after the registration takes 1-2 days to take effect, so do not register a domain name immediately submit the site.

14, the site's links are too wide, too low: the link is too low, search engine difficult to find you, at this time to consider the site to log into well-known categories, or to do a few more links.

15, the server is too slow: the network bandwidth is small, the Web page download speed is too slow, or the Web page is too complex, may cause the search engine has not found the text content on the pause.

16, keyword questions:The text does not appear in your meta tags mentioned in the keyword, the search engine may think is a spam keyword.

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