211.80.80.0/20

ip:	211.80.80.0 
loc:	China, Haidian (Beijing)  
isp:	AS4538 China Education and Research Network Center » China Education and Research Network Center » Cernet 164.556 ms
route:	211.80.80.0/20, CERNET - China Education and Research Network, CN (Haidian (Haidian Qu)) ... 
reg:	211.80.0.0/16, CN, APNIC, 2000-08-01
asn:	AS4538 - ERX-CERNET-BKB China Education and Research Network Center, CN
	  AS2914  - NTT-DATA-2914 NTT America, Inc., US
	  AS4635  - HKIX-RS1 Hong Kong Internet Exchange--Route Server 1, HK
	  AS58453 - CMI-INT-HK China Mobile International Limited, HK
addr:	  Network Research Center Main Bldg Tsinghua Univ Beijing 100084 China
online:	  629 » latency: 292 ms (305ms) 

see also:
   211.80.0.0/13    AS4538   APNIC-AP Asia Pacific Network Information Centre, AU