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CompTIA A+ 220-1001
CompTIA A+ 220-1002
CompTIA A+ 220-901
CompTIA A+ 220-902
CompTIA Network+ N10-006
CompTIA Security+ SY0-401
CompTIA Security+ SY0-501
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Subnet Machine - Test Your Subnetting Skills
What is the first usable IP address for the given details?
158.116.185.63 /17
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Next Question
Answer
158.116.128.1
IP Address
158.116.185.63
Subnet Mask
255.255.128.0
Network Address
158.116.128.0
Broadcast Address
158.116.255.255
Usable Address Range
158.116.128.1 - 158.116.255.254
Number of addresses
32768 (32766 usable)
IP Class
B
Subnet to binary
255
255
128
0
11111111
11111111
10000000
00000000
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