How to tell if Windows Server has been rebooted?

The command systeminfo in cmd also gives the system uptime...

systeminfo | find “System Boot Time”

Code:

Host Name:                 HOME
OS Name:                   Microsoft Windows 
OS Version:                5.1.2600 Service Pack 2 Build 2600
OS Manufacturer:           Microsoft Corporation
OS Configuration:          Standalone Workstation
OS Build Type:             Multiprocessor Free
Registered Owner:          S00
Registered Organization:   Home
Product ID:                *****-640-*******-*****
Original Install Date:     28/12/2012, 02:20:03
System Up Time:            0 Days, 8 Hours, 59 Minutes, 4 Seconds
System Manufacturer:       Dell Inc.
System Model:              Dimension 5000
System type:               X86-based PC
Processor(s):              2 Processor(s) Installed.