What is the default subnet mask for this IP : 100.101.102.103 ?

The subnet mask for the above IP Address is255.0.0.0 its a Class A Range address

its wild card mask is0.255.255.255

its Hex IP Address is 64.65.66.67

Maximum subnets=1

the default gateway of this ip is255.0.0.0

• Answer is255.0.0.0  as its Class A address

default subnet mask for the above ip address100.101.102.103 will be255.0.0.0

The default subnet mask is255.0.0.0 for this 100.101.102.103 IP

Class A address, Default subnet mask would be255.0.0.0

The default subnet mask for100.101.102.103 is

255.0.0.0 (Class A)

!... comes under the range of Class A address.

So the default subnet mask is.0.0.0

it is a Class A IP address. Hence, the default subnet mask is255.0.0.0.

For Reference:

Class                Range                Subnet Mask

A                      1-126                  255.0.0.0

B                      128-191            255.255.0.0

C                      192-223            255.255.255.0

255.0.0.0. and Its Class A IP address

The default subnet mask would be255.0.0.0 because it is a class A ip address