116.56.72.0/23

ip:	116.56.72.0 
loc:	China, Guangzhou (Guangdong)  
isp:	AS4538 China Education and Research Network Center » CERNET » Tsinghua University 1049.356 ms
route:	116.56.72.0/23, GZR-CERNET - China Education and Research Network, CN (Guangzhou) ... 
reg:	116.56.0.0/15, CN, APNIC, 2007-03-28
asn:	AS4538 - ERX-CERNET-BKB China Education and Research Network Center, CN
	  AS4837  - CHINA169-Backbone CHINA UNICOM China169 Backbone, CN
addr:	  Network Research Center Main Bldg Tsinghua Univ Beijing 100084 China

see also:
   116.56.0.0/15    AS4538   GZR-CERNET China Education and Research Network, CN