http://pingomatic.com/Updates multiple services and search engines about updates to weblog content, with a single ping.Ping-O-Matic is a service to update different search engines that your blog has updated.
We regularly check downstream services to make sure that they're legit and still work. So while it may appear like we have fewer services, they're the most important ones.
Make sure to only ping specialized
See website for more details...PingoMaticTools