216.165.167.0/24

ip:	216.165.167.0 h216-165-167-0.mdsnwi.dedicated.static.tds.net
loc:	United States, Madison (Wisconsin)  
isp:	AS14305 Accuray Incorporated » TDS TELECOM » Tomo Therapy 1.342 ms
route:	216.165.167.0/24, MDSNWI-TOMOTHE-TDSNET-NETBLK - TOMO THERAPY, US (Madison) ... 
reg:	216.165.128.0/18, US, ARIN, 1999-08-11
asn:	AS14305 - AS14305 Accuray Incorporated, US
	  AS40264 - TWC-40264-WI-MN-UPPERMI-C3 Charter Communications LLC, US
addr:	  1209 DEMING WAY MADISON WI 53717 US
online:	  13 » latency: 143 ms (143ms) 

see also:
   216.165.128.0/18 AS4181   NETBLK-TDSNET-BLK TDS TELECOM, US