pingomatic?

List of Ping sites to increase indexing speed – Borrowed from Michael Roberts.

http://www.michaelrroberts.com/blog/crazy-fast-tip-that-is-going-to-rock-your-indexing-times/

http://rpc.pingomatic.com/

http://api.feedster.com/ping

http://ping.blo.gs/

http://rpc.blogrolling.com/pinger/

http://rpc.icerocket.com:10080/

http://rpc.weblogs.com/RPC2

http://www.blogoole.com/ping/

http://www.blogoon.net/ping/

http://www.newsisfree.com/RPCCloud

http://www.popdex.com/addsite.php

http://www.snipsnap.org/RPC2

http://www.wasalive.com/ping/

http://www.blogsdominicanos.com/ping/

http://www.xianguo.com/xmlrpc/ping.php

http://www.feedsky.com/api/RPC2

http://api.moreover.com/RPC2

http://blogsearch.google.com/ping/RPC2

http://ping.syndic8.com/xmlrpc.php

http://xping.pubsub.com/ping