For those that follow Google's data centers some changes have occurred
The OLD Google Datacenter IP's
www-ab.google.com. 60 IN A 216.239.51.100
www-cw.google.com. 60 IN A 216.239.57.100
www-dc.google.com. 60 IN A 216.239.39.100
www-ex.google.com. 60 IN A 216.239.33.100
www-fi.google.com. 60 IN A 216.239.41.100
www-gv.google.com. 60 IN A 216.239.59.100
www-in.google.com. 60 IN A 216.239.53.100
www-kr.google.com. 60 IN A 66.102.11.100
www-lm.google.com. 60 IN A 66.102.9.100
www-mc.google.com. 59 IN A 66.102.7.100
www-sj.google.com. 60 IN A 216.239.35.100
www-va.google.com. 60 IN A 216.239.37.100
www-zu.google.com. 60 IN A 216.239.55.100
The NEW Google Datacenter IP's
new centers follows the naming convention (the first three octets) of the old DC's: