173.222.4.0/22

ip:	173.222.4.0 a173-222-4-0.deploy.static.akamaitechnologies.com
loc:	Japan, Chiyoda City (Tokyo)  
isp:	AS20940 Akamai International B.V. » Akamai International B.V. » Akamai Technologies, Inc. 381.524 ms
route:	173.222.4.0/22, AKAMAI - Akamai Technologies, Inc., US (Cambridge (East Cambridge)) ... 
reg:	173.222.0.0/15, US, ARIN, 2009-12-23
asn:	AS31984 - ASAVIE-TECHNOLOGIES-INC Akamai Technologies, Inc., US
	  AS3356  - LEVEL3 Level 3 Parent, LLC, US
addr:	  145 Broadway Cambridge MA 2142 US
online:	  255 » latency: 154 ms (158ms) 

see also:
   173.222.0.0/15   AS20940  AKAMAI Akamai Technologies, Inc., US
   173.222.0.0/21   AS31984  AKAMAI Akamai Technologies, Inc., US