71.66.0.0/16

ip:	71.66.0.0 syn-071-066-000-000.biz.spectrum.com
loc:	United States, Greenwood Village (Colorado)  
isp:	AS10796 Charter Communications Inc » Charter Communications Inc » Spectrum 134.673 ms
route:	71.66.0.0/16, RRMA - Charter Communications Inc, US (Chicago) ... 
reg:	71.64.0.0/12, US, ARIN, 2005-05-16
asn:	AS10796 - TWC-10796-MIDWEST Charter Communications Inc, US
	  AS3356  - LEVEL3 Level 3 Parent, LLC, US
	  AS7843  - TWC-7843-BB Charter Communications Inc, US
addr:	  6175 S. Willow Dr Greenwood Village CO 80111 US
online:	  16.470 » latency: 142 ms (166ms) 

see also:
   71.64.0.0/12     AS7843   RRMA Charter Communications Inc, US