(dax:12:04)% host www.rackspace.com.
www.rackspace.com is an alias for www.wip.rackspace.com.
www.wip.rackspace.com has address 207.97.209.147
www.wip.rackspace.com has IPv6 address 2001:4802:821:c011::f5:147
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
(dax:12:04)% host www.rackspace.com.
Host www.rackspace.com. not found: 3(NXDOMAIN)
(dax:12:04)% host www.rackspace.com.
Host www.rackspace.com. not found: 3(NXDOMAIN)
(dax:12:05)% host www.rackspace.com.
Host www.rackspace.com. not found: 3(NXDOMAIN)
(dax:12:05)% host www.rackspace.com.
Host www.rackspace.com. not found: 3(NXDOMAIN)
(dax:12:05)% 

(neodymium:12:04)% host www.rackspace.com.
www.rackspace.com is an alias for www.wip.rackspace.com.
www.wip.rackspace.com has address 207.97.209.147
www.wip.rackspace.com has IPv6 address 2001:4802:821:c011::f5:147
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
(neodymium:12:04)% host www.rackspace.com.
www.rackspace.com is an alias for www.wip.rackspace.com.
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
(neodymium:12:04)% host www.rackspace.com.
www.rackspace.com is an alias for www.wip.rackspace.com.
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
(neodymium:12:04)% host www.rackspace.com.
www.rackspace.com is an alias for www.wip.rackspace.com.
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
(neodymium:12:04)% host www.rackspace.com.
www.rackspace.com is an alias for www.wip.rackspace.com.
Host www.wip.rackspace.com not found: 3(NXDOMAIN)
Host www.wip.rackspace.com not found: 3(NXDOMAIN)