101.5.0.0/17

ip:	101.5.0.0 
loc:	China, Haidian (Beijing)  
isp:	AS4538 China Education and Research Network Center » CERNET »  151.867 ms
route:	101.5.0.0/17, BJR-CERNET - China Education and Research Network, CN (Haidian (Haidian Qu)) ... 
reg:	101.4.0.0/14, CN, APNIC, 2010-12-09
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
online:	  823 » latency: 314 ms (322ms) 

see also:
   101.4.0.0/14     AS4538   BJR-CERNET China Education and Research Network, CN
   101.5.0.0/16     AS4538   BJR-CERNET China Education and Research Network, CN
   101.5.0.0/16     AS24348  BJR-CERNET China Education and Research Network, CN