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Subnet Splitter

Input

An address with a prefix length (10.0.0.0/8) or a netmask (10.0.0.0/255.0.0.0), or a single address. IPv4 and IPv6.

Examples:

Host bits are set; the network is 192.168.1.0/24.

Results

Network
192.168.1.0/24
Address
192.168.1.10
Netmask
255.255.255.0
Prefix length
/24
Wildcard mask
0.0.0.255
Broadcast
192.168.1.255
First host
192.168.1.1
Last host
192.168.1.254
Addresses
256
Usable hosts
254
Class (historical)
C
Scope
Private (192.168.0.0/16, RFC 1918)
Decimal
3232235786
Hex
0xc0a8010a
Reverse DNS
10.1.168.192.in-addr.arpa

Binary

Address
11000000101010000000000100001010
Netmask
11111111111111111111111100000000
Network
11000000101010000000000100000000

Network bits are highlighted; the rest are host bits.

IPv4 /24Addresses: 256
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