Spasibo, droog :)

Hope this will work too:

simpleping_ping_service('http://ping.blogs.yandex.ru/RPC2', $node->title, $url);
simpleping_ping_service('http://rpc.pingomatic.com', $node->title, $url);
+++++
simpleping_ping_service('http://blogsearch.google.com/ping/RPC2', $node->title, $url);
simpleping_ping_service('http://blogsearch.google.ru/ping/RPC2', $node->title, $url);