210.239.64.0/20

ip:	210.239.64.0 210-239-64-0.ampere.jp-east-3.compute.idcfcloud.net
loc:	Japan, Chiyoda City (Tokyo)  
isp:	AS4694 IDC Frontier Inc. » IDC Frontier Inc. » IDCFNet 0.388 ms
route:	210.239.64.0/20, IDCFNET-CIDR-BLK-JP - IDC Frontier Inc., JP (Kaminokuni) ... 
reg:	210.236.0.0/14, JP, APNIC, 1998-11-04
asn:	AS4694 - IDCF IDC Frontier Inc., JP
	  AS2497  - IIJ Internet Initiative Japan Inc., JP
	  AS2519  - APNIC-AS-X-BLOCK Asia Pacific Network Information Centre, AU
	  AS17676 - ULTINA SoftBank Mobile Corp., JP
addr:	  Uchikanda OS Bldg 4F 2-12-6 Uchi-Kanda Chiyoda-ku Tokyo 101-0047 japan
online:	  410 » latency: 261 ms (266ms) 

see also:
   210.239.64.0/19  AS4694   JPNIC-NET-JP Japan Network Information Center, JP