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

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CCNA™

 IPv4 Subnet Calculator

v88.20e  


     
 
Decimal IP Address:167772224( http://167772224 )
IP Address:10.0.0.64/28( 0x0A000040 )
Subnet Mask:255.255.255.240( 0xFFFFFFF0 )
Wildcard (Inverse) Mask:0.0.0.15( 0x0000000F )
Network Address:10.0.0.64( 0x0A000040 )
Broadcast Address:10.0.0.79( 0x0A00004F )
Binary IP Address:00001010.00000000.00000000.01000000
Binary Subnet Mask:11111111.11111111.11111111.11110000
AND
Binary Network Address:00001010.00000000.00000000.01000000
 
Binary Broadcast Address:00001010.00000000.00000000.01001111
Class of Address:A (RFC1918)
Number of Subnets:1048576
Number of IP:16
Number of Useable Hosts:14
in-addr.arpa format:64.0.0.10.in-addr.arpa
Hostname:Not Resolvable
GEOIP Location: -
 
NAT64 Address:64:FF9B::0A00:0040
ISATAP Address:FE80::0200:5EFE:0A00:0040
mapped IPV4:::ffff:0A00:0040::/48
6to4:2002:0A00:0040::/48
<Prev

Subnet Network First Usable IP Last Usable IP Broadcast 0 10.0.0.0 10.0.0.1 10.0.0.14 10.0.0.15 1 10.0.0.16 10.0.0.17 10.0.0.30 10.0.0.31 2 10.0.0.32 10.0.0.33 10.0.0.46 10.0.0.47 3 10.0.0.48 10.0.0.49 10.0.0.62 10.0.0.63 4 10.0.0.64 10.0.0.65 10.0.0.78 10.0.0.79 5 10.0.0.80 10.0.0.81 10.0.0.94 10.0.0.95 6 10.0.0.96 10.0.0.97 10.0.0.110 10.0.0.111 7 10.0.0.112 10.0.0.113 10.0.0.126 10.0.0.127 8 10.0.0.128 10.0.0.129 10.0.0.142 10.0.0.143 9 10.0.0.144 10.0.0.145 10.0.0.158 10.0.0.159 10 10.0.0.160 10.0.0.161 10.0.0.174 10.0.0.175 11 10.0.0.176 10.0.0.177 10.0.0.190 10.0.0.191 12 10.0.0.192 10.0.0.193 10.0.0.206 10.0.0.207 13 10.0.0.208 10.0.0.209 10.0.0.222 10.0.0.223 14 10.0.0.224 10.0.0.225 10.0.0.238 10.0.0.239 15 10.0.0.240 10.0.0.241 10.0.0.254 10.0.0.255

Next> CIDR Block Network Broadcast Subnet Mask No. IP's 10.0.0.64/32 10.0.0.64 - 10.0.0.64 255.255.255.255 1 10.0.0.64/31 10.0.0.64 - 10.0.0.65 255.255.255.254 2 10.0.0.64/30 10.0.0.64 - 10.0.0.67 255.255.255.252 4 10.0.0.64/29 10.0.0.64 - 10.0.0.71 255.255.255.248 8 10.0.0.64/28 10.0.0.64 - 10.0.0.79 255.255.255.240 16 10.0.0.64/27 10.0.0.64 - 10.0.0.95 255.255.255.224 32 10.0.0.64/26 10.0.0.64 - 10.0.0.127 255.255.255.192 64 10.0.0.0/25 10.0.0.0 - 10.0.0.127 255.255.255.128 128 10.0.0.0/24 10.0.0.0 - 10.0.0.255 255.255.255.0 256 10.0.0.0/23 10.0.0.0 - 10.0.1.255 255.255.254.0 512 10.0.0.0/22 10.0.0.0 - 10.0.3.255 255.255.252.0 1024 10.0.0.0/21 10.0.0.0 - 10.0.7.255 255.255.248.0 2048 10.0.0.0/20 10.0.0.0 - 10.0.15.255 255.255.240.0 4096 10.0.0.0/19 10.0.0.0 - 10.0.31.255 255.255.224.0 8192 10.0.0.0/18 10.0.0.0 - 10.0.63.255 255.255.192.0 16384 10.0.0.0/17 10.0.0.0 - 10.0.127.255 255.255.128.0 32768 10.0.0.0/16 10.0.0.0 - 10.0.255.255 255.255.0.0 65536 10.0.0.0/15 10.0.0.0 - 10.1.255.255 255.254.0.0 131072 10.0.0.0/14 10.0.0.0 - 10.3.255.255 255.252.0.0 262144 10.0.0.0/13 10.0.0.0 - 10.7.255.255 255.248.0.0 524288 10.0.0.0/12 10.0.0.0 - 10.15.255.255 255.240.0.0 1048576 10.0.0.0/11 10.0.0.0 - 10.31.255.255 255.224.0.0 2097152 10.0.0.0/10 10.0.0.0 - 10.63.255.255 255.192.0.0 4194304 10.0.0.0/9 10.0.0.0 - 10.127.255.255 255.128.0.0 8388608 10.0.0.0/8 10.0.0.0 - 10.255.255.255 255.0.0.0 16777216 10.0.0.0/7 10.0.0.0 - 11.255.255.255 254.0.0.0 33554432 8.0.0.0/6 8.0.0.0 - 11.255.255.255 252.0.0.0 67108864 8.0.0.0/5 8.0.0.0 - 15.255.255.255 248.0.0.0 134217728 0.0.0.0/4 0.0.0.0 - 15.255.255.255 240.0.0.0 268435456 0.0.0.0/3 0.0.0.0 - 31.255.255.255 224.0.0.0 536870912 0.0.0.0/2 0.0.0.0 - 63.255.255.255 192.0.0.0 1073741824 0.0.0.0/1 0.0.0.0 - 127.255.255.255 128.0.0.0 2147483648




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