154.47.23.0/24

ip:	154.47.23.0 unn-154-47-23-0.datapacket.com
loc:	Japan, Tokyo (Tokyo)  
isp:	AS212238 Datacamp Limited » Datacamp Limited » Datacamp Limited 919.299 ms
route:	154.47.23.0/24, CDNEXT-TYO-CG - Datacamp Limited, JP (Tokyo) ... 
reg:	154.47.0.0/16, JP, ARIN, 1992-02-05
asn:	AS212238 - CDNEXT Datacamp Limited, GB
	  AS60068 - CDN77 CDN77, GB
addr:	  207 Regent Street London W1B3HH GB
online:	  176 » latency: 263 ms (263ms) 

see also:
   154.40.0.0/13    AS174    NET154 African Network Information Center, MU