23.57.90.0/24

ip:	23.57.90.0 a23-57-90-0.deploy.static.akamaitechnologies.com
loc:	United States, Secaucus (New Jersey)  
isp:	AS20940 Akamai International B.V. » Akamai International, BV » Akamai Technologies 391.747 ms
route:	23.57.90.0/24, AIBV - Akamai International, BV, US (Secaucus) ... 
reg:	23.32.0.0/11, US, ARIN, 2011-05-16
asn:	AS20940 - AKAMAI-ASN1 Akamai International B.V., NL
addr:	  Prins Bernhardplein 200 Amsterdam 1097 JB NL
online:	  144 » latency: 106 ms (106ms) 

see also:
   23.32.0.0/11     AS20940  AKAMAI Akamai Technologies, Inc., US