121.0.16.0/20

ip:	121.0.16.0 
loc:	China, Hangzhou (Zhejiang)  
isp:	AS37963 Hangzhou Alibaba Advertising Co.,Ltd. » Hangzhou Alibaba Advertising Co » Hangzhou Alibaba Advertising Co., Ltd. 152.827 ms
route:	121.0.16.0/20, ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd., CN (Hangzhou) ... 
reg:	121.0.16.0/20, CN, APNIC, 2006-09-25
asn:	AS37963 - ALIBABA-CN-NET Hangzhou Alibaba Advertising Co. Ltd., CN
	  AS4811  - CHINANET-SHANGHAI-MAN China Telecom (Group), CN
	  AS17621 - CNCGROUP-SH China Unicom Shanghai network, CN
addr:	  No.699 Wangshang RD. Hangzhou China
online:	  84 » latency: 271 ms (295ms) 

see also:
   121.0.16.0/21    AS37963  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
   121.0.24.0/22    AS37963  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN
   121.0.28.0/22    AS37963  ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd., CN