History of Sitemap, Sitemap Format

History of Sitemap, Sitemap Format History of Sitemap, Importance of Sitemap, Sitemap Format, Sitemap   Submission Search Engines Sitemaps  ...

History of Sitemap, Sitemap Format


History of Sitemap, Importance of Sitemap, Sitemap Format, Sitemap Submission Search Engines
Sitemaps protocol gives a information to search engines about URLs that are available for crawling. A Sitemap is a format of XML file and save as .xml. Sitemap file contain the list of URLs for a website. Sitemap allows webmasters to include information about each URL: when it was last updated, how often it changes, and how important it is in relation to other URLs in the site.
History of Sitemap:
  • Google first introduced Sitemaps 0.84 in June 2005 so any one can publish lists of urls.
  • Google, MSN and Yahoo announced joint support for the Sitemaps protocol in November 2006. The schema version was changed to "Sitemap 0.90", but no other changes were made.
  • In April 2007 - Ask.com and IBM announced support for Sitemaps. Also, Google, Yahoo, MS announced auto-discovery for sitemaps through robots.txt.
  • In May 2007 - the state governments of Arizona, California, Utah and Virginia announced they would use Sitemaps on their web sites.
Sitemap Format:
The Sitemap Protocol format consists of XML tags. The file itself must be UTF-8 encoded.
Sample
<?xml version='1.0' encoding='UTF-8'?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
<url>
<loc> http://online-seo-information.blogspot.com/</loc>
<lastmod>2006-11-18</lastmod>
<changefreq>daily</changefreq>
<priority>0.8</priority>
</url>
</urlset>
The following table lists the Sitemap submission URLs for several major search engines:
Search engineSubmission URLHelp page
Googlehttp://www.google.com/webmasters/tools/ping?sitemap=How do Iresubmit my Sitemap once it has changed?
Yahoo!
  • http://search.yahooapis.com/SiteExplorerService/V1/updateNotification?appid=SitemapWriter&url=
  • http://search.yahooapis.com/SiteExplorerService/V1/ping?sitemap=
  • Does Yahoo! support Sitemaps?
    Ask.comhttp://submissions.ask.com/ping?sitemap=Q: Does Ask.com support sitemaps?
    Live Searchhttp://webmaster.live.com/ping.aspx?siteMap=Webmaster Tools(beta)
    YandexSitemaps files
    Sitemap limits: 
    Sitemap files have a limit of 50,000 URLs and 10 megabytes per sitemap. Sitemaps can be compressed using gzip format. Multiple sitemap files are supported, with a Sitemap index file serving as an entry point for a total of 1000 sitemaps

    Hot in Week

    Popular

    Archive

    item