List of All Popular Wordpress Ping Services

Wordpress Ping Services

http://rpc.pingomatic.com/
http://services.newsgator.com/ngws/xmlrpcping.aspx
http://rpc.weblogs.com/RPC2
http://rpc.twingly.com
http://rpc.pingomatic.com
http://ping.syndic8.com/xmlrpc.php
http://ping.feedburner.com
http://blogsearch.google.us/ping/RPC2
http://blogsearch.google.tw/ping/RPC2
http://blogsearch.google.sk/ping/RPC2
http://blogsearch.google.se/ping/RPC2
http://blogsearch.google.ru/ping/RPC2
http://blogsearch.google.ro/ping/RPC2
http://blogsearch.google.pt/ping/RPC2
http://blogsearch.google.pl/ping/RPC2
http://blogsearch.google.nl/ping/RPC2
http://blogsearch.google.lt/ping/RPC2
http://blogsearch.google.jp/ping/RPC2
http://blogsearch.google.it/ping/RPC2
http://blogsearch.google.in/ping/RPC2
http://blogsearch.google.ie/ping/RPC2
http://blogsearch.google.hr/ping/RPC2
http://blogsearch.google.gr/ping/RPC2
http://blogsearch.google.fr/ping/RPC2
http://zing.zingfast.com
http://zhuaxia.com/rpc/server.php
http://xping.pubsub.com/ping/
http://xmlrpc.blogg.de
http://www.zhuaxia.com/rpc/server.php
http://www.xianguo.com/xmlrpc/ping.php
http://www.weblogues.com/RPC/
http://www.weblogues.com
http://www.snipsnap.org/RPC2
http://www.snipsnap.org
http://www.popdex.com/addsite.php
http://www.popdex.com
http://www.newsisfree.com/xmlrpctest.php
http://www.newsisfree.com/RPCCloud
http://www.mod-pubsub.org/ping.php
http://www.lasermemory.com
http://www.imblogs.net/ping/
http://www.holycowdude.com/rpc/ping/
http://www.feedsky.com/api/RPC2
http://www.catapings.com/ping.php
http://www.blogstreet.com/xrbin/xmlrpc.cgi
http://www.blogsnow.com/ping
http://www.blogshares.com/rpc.php
http://www.blogsdominicanos.com/ping/
http://rpc.technorati.com/rpc/ping
http://rpc.blogcatalog.com/
http://api.my.yahoo.com/RPC2
http://api.my.yahoo.com/rss/ping
http://ping.feedburner.com/
http://rpc.blogrolling.com/pinger/
http://blogsearch.google.com/ping/RPC2
http://api.feedster.com/ping
http://rpc.icerocket.com:10080
http://www.bloglines.com/ping
http://a2b.cc/setloc/bp.a2b
http://api.moreover.com/ping
http://api.moreover.com/RPC2
http://api.my.yahoo.co.jp/RPC2
http://api.my.yahoo.com/ping
http://audiorpc.weblogs.com/RPC2
http://bitacoras.net/ping/
http://blog.goo.ne.jp
http://blog.goo.ne.jp/XMLRPC
http://blogdb.jp
http://blogdb.jp/xmlrpc
http://blogdigger.com/RPC2
http://blogoole.com/ping/
http://blogoon.net/ping/
http://blogpeople.net/ping
http://blogsearch.google.ae/ping/RPC2
http://blogsearch.google.at/ping/RPC2
http://blogsearch.google.be/ping/RPC2
http://blogsearch.google.bg/ping/RPC2
http://blogsearch.google.ca/ping/RPC2
http://blogsearch.google.ch/ping/RPC2
http://blogsearch.google.cl/ping/RPC2
http://blogsearch.google.co.cr/ping/RPC2
http://blogsearch.google.co.hu/ping/RPC2
http://blogsearch.google.co.id/ping/RPC2
http://blogsearch.google.co.il/ping/RPC2
http://blogsearch.google.co.in/ping/RPC2
http://blogsearch.google.co.it/ping/RPC2
http://blogsearch.google.co.jp/ping/RPC2
http://blogsearch.google.co.ma/ping/RPC2
http://blogsearch.google.co.nz/ping/RPC2
http://blogsearch.google.co.th/ping/RPC2
http://blogsearch.google.co.uk/ping/RPC2
http://blogsearch.google.co.ve/ping/RPC2
http://blogsearch.google.co.za/ping/RPC2
http://blogsearch.google.com.ar/ping/RPC2
http://blogsearch.google.com.au/ping/RPC2
http://blogsearch.google.com.br/ping/RPC2
http://blogsearch.google.com.co/ping/RPC2
http://blogsearch.google.com.do/ping/RPC2
http://blogsearch.google.com.mx/ping/RPC2
http://blogsearch.google.com.my/ping/RPC2
http://blogsearch.google.com.pe/ping/RPC2
http://blogsearch.google.com.sa/ping/RPC2
http://blogsearch.google.com.sg/ping/RPC2
http://blogsearch.google.com.tr/ping/RPC2
http://blogsearch.google.com.tw/ping/RPC2
http://blogsearch.google.com.ua/ping/RPC2
http://blogsearch.google.com.uy/ping/RPC2
http://blogsearch.google.com.vn/ping/RPC2
http://blogsearch.google.de/ping/RPC2
http://blogsearch.google.es/ping/RPC2
http://blogsearch.google.fi/ping/RPC2
http://blogsnow.com/ping
http://blogstreet.com/xrbin/xmlrpc.cgi
http://blogupdate.org/ping/
http://coreblog.org/ping/
http://effbot.org/rpc/ping.cgi
http://feedsky.com/api/RPC2
http://holycowdude.com/rpc/ping/
http://imblogs.net/ping/
http://lasermemory.com/lsrpc/
http://newsisfree.com/RPCCloud
http://packetmonster.net/xmlrpc.php
http://ping.amagle.com/
http://ping.bitacoras.com
http://ping.blo.gs/
http://ping.blogg.de/
http://ping.bloggers.jp/rpc/
http://ping.blogmura.jp/rpc/
http://ping.blogoon.net/
http://ping.blogs.yandex.ru/RPC2
http://ping.cocolog-nifty.com/xmlrpc
http://ping.exblog.jp/xmlrpc
http://ping.fakapster.com/rpc
http://ping.fc2.com/
http://ping.feeds.yahoo.com/RPC2/
http://ping.kutsulog.net/
http://ping.myblog.jp
http://ping.namaan.net/rpc
http://ping.rootblog.com/rpc.php
http://ping.snap.com/ping/RPC2
http://ping.weblogalot.com/rpc.php
http://ping.weblogs.se/
http://ping.wordblog.de/
http://pinger.blogflux.com/rpc
http://pingoat.com/
http://pingoat.com/goat/RPC2
http://pingqueue.com/rpc/
http://popdex.com/addsite.php
http://r.hatena.ne.jp/rpc
http://rcs.datashed.net
http://rcs.datashed.net/RPC2/
http://rpc.blogbuzzmachine.com/RPC2
http://rpc.bloggerei.de/ping/
http://rpc.britblog.com/
http://rpc.newsgator.com/
http://rpc.reader.livedoor.com/ping
http://rpc.tailrank.com/feedburner/RPC2
http://rpc.technorati.jp/rpc/ping
http://rpc.wpkeys.com
http://snipsnap.org/RPC2
http://syndic8.com/xmlrpc.php
http://thingamablog.sourceforge.net/ping.php
http://topicexchange.com
http://trackback.bakeinu.jp/bakeping.php
http://wasalive.com/ping/
http://weblogues.com/ping/
http://weblogues.com/RPC/
http://www.a2b.cc
http://www.a2b.cc/setloc/bp.a2b
http://www.bitacoles.net/ping.php
http://www.blogdigger.com/RPC2
http://www.blogoole.com/ping/
http://www.blogoon.net/ping/
http://www.blogpeople.net
http://www.blogroots.com
http://1470.net/api/ping
http://bblog.com/ping.php
http://blogmatcher.com/u.php
http://bulkfeeds.net/rpc
http://mod-pubsub.org/kn_apps/blogchatt
http://www.lasermemory.com/lsrpc/
http://rpc.icerocket.com:10080/
http://topicexchange.com/RPC2
http://www.blogpeople.net/servlet/weblogUpdates
http://www.blogroots.com/tb_populi.blog?id=1
http://www.mod-pubsub.org/kn_apps/blogchatter/ping.php

Whenever new blog post gets posted or previous ones are updated, Wordpress pings various services which notify the search engines that new blog post has been posted.