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IP Calculator
IP Subnet Calculator (IPv4 & IPv6)
Class A
Class B
Class C
IP Address:
Subnet Mask (IPv4 only):
-- For IPv6 use CIDR below --
255.255.255.255 ( /32 )
255.255.255.254 ( /31 )
255.255.255.252 ( /30 )
255.255.255.248 ( /29 )
255.255.255.240 ( /28 )
255.255.255.224 ( /27 )
255.255.255.192 ( /26 )
255.255.255.128 ( /25 )
255.255.255.0 ( /24 )
255.255.254.0 ( /23 )
255.255.252.0 ( /22 )
255.255.248.0 ( /21 )
255.255.240.0 ( /20 )
255.255.224.0 ( /19 )
255.255.192.0 ( /18 )
255.255.128.0 ( /17 )
255.255.0.0 ( /16 )
255.254.0.0 ( /15 )
255.252.0.0 ( /14 )
255.248.0.0 ( /13 )
255.240.0.0 ( /12 )
255.224.0.0 ( /11 )
255.192.0.0 ( /10 )
255.128.0.0 ( /9 )
255.0.0.0 ( /8 )
254.0.0.0 ( /7 )
252.0.0.0 ( /6 )
248.0.0.0 ( /5 )
240.0.0.0 ( /4 )
224.0.0.0 ( /3 )
192.0.0.0 ( /2 )
128.0.0.0 ( /1 )
0.0.0.0 ( /0 )
CIDR:
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