Query in class D range

When we say through range in class D reserved address for multicast do we mean and ?

Hello Kanakashriya

Actually, what we mean is all IP addresses that range from to This means:

That whole range can also be defined as since for all addresses within this range, the first four bits remain the same. Note the values in binary:

11100000.00000000.00000000.00000000 is in binary
11101111.11111111.11111111.11111111 is in binary

I hope this has been helpful!