23.65.23.0/24

ip:	23.65.23.0 a23-65-23-0.deploy.static.akamaitechnologies.com
loc:	United States, Cambridge (Massachusetts)  
isp:	AS35994 Akamai Technologies, Inc. » Akamai Technologies, Inc. » Akamai Technologies, Inc. 0.934 ms
route:	23.65.23.0/24, AKAMAI - Akamai Technologies, Inc., US (Cambridge (East Cambridge)) ... 
reg:	23.64.0.0/14, US, ARIN, 2011-05-16
asn:	AS35994 - AKAMAI-AS Akamai Technologies Inc., US
addr:	  145 Broadway Cambridge MA 2142 US
online:	  48 » latency: 167 ms (167ms) 

see also:
   23.64.0.0/14     AS20940  AKAMAI Akamai Technologies, Inc., US