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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
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Subnet Machine - Test Your Subnetting Skills
What is the first usable IP address for the given details?
146.190.91.107 /21
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Next Question
Answer
146.190.88.1
IP Address
146.190.91.107
Subnet Mask
255.255.248.0
Network Address
146.190.88.0
Broadcast Address
146.190.95.255
Usable Address Range
146.190.88.1 - 146.190.95.254
Number of addresses
2048 (2046 usable)
IP Class
B
Subnet to binary
255
255
248
0
11111111
11111111
11111000
00000000
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