1.0
Inspect one network
/20
2.0
Specification
Network
10.42.0.0/20
Subnet mask
255.255.240.0
Wildcard mask
0.0.15.255
Broadcast
10.42.15.255
First host
10.42.0.1
Last host
10.42.15.254
Usable hosts
4,094
Total addresses
4,096
Host bits
12
Class
A
Scope
Private (RFC 1918)
Integer value
170,526,594
3.0
Bit map
OCT 100001010
OCT 200101010
OCT 300000111
OCT 410000010
Network bits · 20 of 32
Host bits · 12 of 32