68.232.147.0/24

ip:	68.232.147.0 
loc:	United States, San Jose (California)  
isp:	AS16417 Cisco Systems Ironport Division » Cisco Systems Ironport Division » Cisco Systems Ironport Division 397.199 ms
route:	68.232.147.0/24, IRONPORT-DH - Cisco Systems Ironport Division, US (San Jose (North San Jose)) ... 
reg:	68.232.128.0/19, US, ARIN, 2009-02-26
asn:	AS16417 - IRONPORT-SYSTEMS-INC Cisco Systems Ironport Division, US
	  AS174   - COGENT-174 Cogent Communications, US
	  AS6939  - HURRICANE Hurricane Electric LLC, US
	  AS209   - CENTURYLINK-US-LEGACY-QWEST CenturyLink Communications, LLC, US
	  AS12182 - INTERNAP-2BLK Unitas Global, US
addr:	  170 West Tasman Drive San Jose CA 95134 US
online:	  226 » latency: 164 ms (164ms) 

see also:
   68.232.146.0/23  AS16417  IRONPORT-DH Cisco Systems Ironport Division, US