121.239.56.0/23

ip:	121.239.56.0 
loc:	China, Nanjing (Jiangsu)  
isp:	AS140292 CHINATELECOM Jiangsu province Suzhou 5G network » China Telecom » Chinanet JS 167.843 ms
route:	121.239.56.0/23, CHINANET-JS - CHINANET jiangsu province network, CN (Nanjing) ... 
reg:	121.224.0.0/12, CN, APNIC, 2006-06-30
asn:	AS140292 - CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK China Telecom, CN
	  AS23650 - CHINANET-Jiangsu-Province-IDC AS Number for CHINANET jiangsu province backbone, CN
addr:	  No.31 jingrong street beijing 100032
online:	  196 » latency: 257 ms (257ms) 

see also:
   121.224.0.0/12   AS4134   CHINANET-JS CHINANET jiangsu province network, CN