What are the classes of Ip Address and its range?

Class A           0-126
Class B           128-191
Class C           192-223
Class D           224-239 (Used for Multicast)
Class E           240-255 (Used for Research and Education)

Private address range:
10.0.0.0           to         10.255.255.255
172.16.0.0       to         172.31.255.255
192.168.0.0     to         192.168.255.255
169.254.0.0     to         169.254.255.255 (used as self assigned IP)