What is IPv4 address?

What is IPv4 address or definition of IPv4 address ?

IP address is a 32 bit logical address which is assigned to networking devices for there identity it is use to access information any types of network like (Lan,Man,Wan).IP address contents two ID's  host id and network id

Class

A        1.0.0.1 --126.255.255.255

B.       128.0.0.1 --- 191.255.255.255

C.      192.0.0.1 ---- 223.255.255.255

D.      224.0. 0.1 ------ 239.255.255.255

E.       240.0.0.1 ----- 255.255.255.255


D. Class range used to MULTICAST

E. Class range used for FUTURE in RESEARCH and DEVLOPMENT

Private addresses
A. 10.0.0 -- 10.255.255.255
B.  172.16.0. 0 -- 172.31.255.255
C.  192.168.0.0 -- 192.168.255.255

Special Addresses.
LOOPBACK. 127.0.0.1
APIPA/LINK LOCAL. 169.254.0.0
MULTICASTING. Range of D class IP

BROADCASTING. last IP address of all network (255)