72.13.112.0/20

ip:	72.13.112.0 
loc:	United Kingdom, London (England)  
isp:	AS15395 Rackspace Ltd. » Rackspace Ltd. » GHX 142.068 ms
route:	72.13.112.0/20, GHE-2 - GHX, GB (London) ... 
reg:	72.13.112.0/20, US, ARIN, 2007-09-12
addr:	  1315 Century Drive Louisville CO 80027 US
online:	  76 » latency: 127 ms (101ms) 

see also:
   72.13.112.0/23   AS15395  GHX-07 GHX, GB
   72.13.120.0/24   AS14618  GHX-07 GHX, US
   72.13.121.0/24   AS16509  GHX-07 GHX, US
   72.13.122.0/23   AS53334  GHX-07 GHX, US
   72.13.123.0/24   AS14618  GHX-07 GHX, US
   72.13.124.0/24   AS16509  GHX-07 GHX, US
   72.13.125.0/24   AS16509  GHX-07 GHX, US