Last Updated:
Wednesday, 8 June 2022 By: Steve Warner

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 IPv4 Subnet Calculator

v88.20e  


     
 
Decimal IP Address:4294967089( http://4294967089 )
IP Address:255.255.255.49/28( 0xFFFFFF31 )
Subnet Mask:255.255.255.240( 0xFFFFFFF0 )
Wildcard (Inverse) Mask:0.0.0.15( 0x0000000F )
Network Address:255.255.255.48( 0xFFFFFF30 )
Broadcast Address:255.255.255.63( 0xFFFFFF3F )
Binary IP Address:11111111.11111111.11111111.00110001
Binary Subnet Mask:11111111.11111111.11111111.11110000
AND
Binary Network Address:11111111.11111111.11111111.00110000
 
Binary Broadcast Address:11111111.11111111.11111111.00111111
Class of Address:Limited broadcast, ( RFC0919 )
Number of Subnets:16
Number of IP:16
Number of Useable Hosts:14
in-addr.arpa format:49.255.255.255.in-addr.arpa
Hostname:Not Resolvable
GEOIP Location: -
 
NAT64 Address:64:FF9B::FFFF:FF31
ISATAP Address:FE80::0200:5EFE:FFFF:FF31
mapped IPV4:::ffff:FFFF:FF31::/48
6to4:2002:FFFF:FF31::/48
<Prev

Subnet Network First Usable IP Last Usable IP Broadcast 0 255.255.255.0 255.255.255.1 255.255.255.14 255.255.255.15 1 255.255.255.16 255.255.255.17 255.255.255.30 255.255.255.31 2 255.255.255.32 255.255.255.33 255.255.255.46 255.255.255.47 3 255.255.255.48 255.255.255.49 255.255.255.62 255.255.255.63 4 255.255.255.64 255.255.255.65 255.255.255.78 255.255.255.79 5 255.255.255.80 255.255.255.81 255.255.255.94 255.255.255.95 6 255.255.255.96 255.255.255.97 255.255.255.110 255.255.255.111 7 255.255.255.112 255.255.255.113 255.255.255.126 255.255.255.127 8 255.255.255.128 255.255.255.129 255.255.255.142 255.255.255.143 9 255.255.255.144 255.255.255.145 255.255.255.158 255.255.255.159 10 255.255.255.160 255.255.255.161 255.255.255.174 255.255.255.175 11 255.255.255.176 255.255.255.177 255.255.255.190 255.255.255.191 12 255.255.255.192 255.255.255.193 255.255.255.206 255.255.255.207 13 255.255.255.208 255.255.255.209 255.255.255.222 255.255.255.223 14 255.255.255.224 255.255.255.225 255.255.255.238 255.255.255.239 15 255.255.255.240 255.255.255.241 255.255.255.254 255.255.255.255

Next> CIDR Block Network Broadcast Subnet Mask No. IP's 255.255.255.49/32 255.255.255.49 - 255.255.255.49 255.255.255.255 1 255.255.255.48/31 255.255.255.48 - 255.255.255.49 255.255.255.254 2 255.255.255.48/30 255.255.255.48 - 255.255.255.51 255.255.255.252 4 255.255.255.48/29 255.255.255.48 - 255.255.255.55 255.255.255.248 8 255.255.255.48/28 255.255.255.48 - 255.255.255.63 255.255.255.240 16 255.255.255.32/27 255.255.255.32 - 255.255.255.63 255.255.255.224 32 255.255.255.0/26 255.255.255.0 - 255.255.255.63 255.255.255.192 64 255.255.255.0/25 255.255.255.0 - 255.255.255.127 255.255.255.128 128 255.255.255.0/24 255.255.255.0 - 255.255.255.255 255.255.255.0 256 255.255.254.0/23 255.255.254.0 - 255.255.255.255 255.255.254.0 512 255.255.252.0/22 255.255.252.0 - 255.255.255.255 255.255.252.0 1024 255.255.248.0/21 255.255.248.0 - 255.255.255.255 255.255.248.0 2048 255.255.240.0/20 255.255.240.0 - 255.255.255.255 255.255.240.0 4096 255.255.224.0/19 255.255.224.0 - 255.255.255.255 255.255.224.0 8192 255.255.192.0/18 255.255.192.0 - 255.255.255.255 255.255.192.0 16384 255.255.128.0/17 255.255.128.0 - 255.255.255.255 255.255.128.0 32768 255.255.0.0/16 255.255.0.0 - 255.255.255.255 255.255.0.0 65536 255.254.0.0/15 255.254.0.0 - 255.255.255.255 255.254.0.0 131072 255.252.0.0/14 255.252.0.0 - 255.255.255.255 255.252.0.0 262144 255.248.0.0/13 255.248.0.0 - 255.255.255.255 255.248.0.0 524288 255.240.0.0/12 255.240.0.0 - 255.255.255.255 255.240.0.0 1048576 255.224.0.0/11 255.224.0.0 - 255.255.255.255 255.224.0.0 2097152 255.192.0.0/10 255.192.0.0 - 255.255.255.255 255.192.0.0 4194304 255.128.0.0/9 255.128.0.0 - 255.255.255.255 255.128.0.0 8388608 255.0.0.0/8 255.0.0.0 - 255.255.255.255 255.0.0.0 16777216 254.0.0.0/7 254.0.0.0 - 255.255.255.255 254.0.0.0 33554432 252.0.0.0/6 252.0.0.0 - 255.255.255.255 252.0.0.0 67108864 248.0.0.0/5 248.0.0.0 - 255.255.255.255 248.0.0.0 134217728 240.0.0.0/4 240.0.0.0 - 255.255.255.255 240.0.0.0 268435456 224.0.0.0/3 224.0.0.0 - 255.255.255.255 224.0.0.0 536870912 192.0.0.0/2 192.0.0.0 - 255.255.255.255 192.0.0.0 1073741824 128.0.0.0/1 128.0.0.0 - 255.255.255.255 128.0.0.0 2147483648




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