157.255.158.0/24

ip:	157.255.158.0 
loc:	China, Guangzhou (Guangdong)  
isp:	AS134543 China Unicom Guangdong IP network » China Unicom CHINA169 Guangdong Network »  149.632 ms
route:	157.255.158.0/24, UNICOM-GD - China Unicom Guangdong province network, CN (Guangzhou) ... 
reg:	157.255.0.0/16, CN, APNIC, 2011-03-30
asn:	AS134543 - UNICOM-DONGGUAN-IDC China Unicom Guangdong IP network, CN
	  AS4837  - CHINA169-Backbone CHINA UNICOM China169 Backbone, CN
addr:	  No.21 Financial Street Beijing 100033 P.R.China
online:	  11 » latency: 261 ms (261ms) 

see also:
   157.255.0.0/16   AS17816  UNICOM-GD China Unicom Guangdong province network, CN
   157.255.128.0/19 AS134543  UNICOM-GD China Unicom Guangdong province network, CN