Sitemap Ping

What is Sitemap Ping?

Search engines will give a Ping URL which that you can ping these services to notify the search engines of an update to your Sitemaps if you do not want to wait for them to find it themselves.

Ask.com: http://submissions.ask.com/ping?sitemap=http%3A//www.domain.com/sitemap.xml
Google: http://www.google.com/webmasters/sitemaps/ping?sitemap=http:%3A//www.domain.com/sitemap.xml
Yahoo: http://search.yahooapis.com/SiteExplorerService/V1/updateNotification?appid=YahooDemo&url=http://www.domain.com/sitemap.xml