74.64.0.0/12

ip:	74.64.0.0 syn-074-064-000-000.res.spectrum.com
loc:	United States, Queens (New York)  
isp:	AS12271 Charter Communications Inc » Spectrum » Road Runner 164.684 ms
route:	74.64.0.0/12, CC-3517 - Charter Communications Inc, US (Walden) ... 
reg:	74.64.0.0/12, US, ARIN, 2006-03-27
addr:	  6175 S. Willow Dr Greenwood Village CO 80111 US
online:	  449.172 » latency: 131 ms (172ms) 

see also:
   74.64.0.0/16     AS12271  RRNY Charter Communications Inc, US
   74.65.0.0/17     AS11351  RRNY Charter Communications Inc, US
   74.65.128.0/18   AS11351  RRNY Charter Communications Inc, US
   74.65.192.0/18   AS12271  RRNY Charter Communications Inc, US
   74.66.0.0/16     AS12271  RRNY Charter Communications Inc, US
   74.67.0.0/16     AS11351  RRNY Charter Communications Inc, US
   74.68.0.0/16     AS12271  RRNY Charter Communications Inc, US
   74.69.0.0/16     AS11351  RRNY Charter Communications Inc, US
   74.70.0.0/16     AS11351  RRNY Charter Communications Inc, US
   74.71.0.0/16     AS12271  RRNY Charter Communications Inc, US
   74.72.0.0/15     AS12271  RRNY Charter Communications Inc, US
   74.74.64.0/18    AS11351  RRNY Charter Communications Inc, US
   74.74.128.0/17   AS11351  RRNY Charter Communications Inc, US
   74.75.0.0/16     AS11351  RRNY Charter Communications Inc, US
   74.76.0.0/14     AS11351  RRNY Charter Communications Inc, US