Last Updated:
Monday, 26 May 2025 By: Steve Warner

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CCNA™

 IPv4 Subnet Calculator

v55.25e  


     
 
Decimal IP Address:1123632477( http://1123632477 )
IP Address:66.249.69.93/28( 0x42F9455D )
Subnet Mask:255.255.255.240( 0xFFFFFFF0 )
Wildcard (Inverse) Mask:0.0.0.15( 0x0000000F )
Network Address:66.249.69.80( 0x42F94550 )
Broadcast Address:66.249.69.95( 0x42F9455F )
Binary IP Address:01000010.11111001.01000101.01011101
Binary Subnet Mask:11111111.11111111.11111111.11110000
AND
Binary Network Address:01000010.11111001.01000101.01010000
 
Binary Broadcast Address:01000010.11111001.01000101.01011111
Class of Address:A
Number of Subnets:1048576
Number of IP:16
Number of Useable Hosts:14
in-addr.arpa format:93.69.249.66.in-addr.arpa
Hostname:crawl-66-249-69-93.googlebot.com
GEOIP Location:US - United States
 
NAT64 Address:64:FF9B::42F9:455D
ISATAP Address:FE80::0200:5EFE:42F9:455D
mapped IPV4:::ffff:42F9:455D::/48
6to4:2002:42F9:455D::/48
<Prev

Subnet Network First Usable IP Last Usable IP Broadcast 0 66.249.69.0 66.249.69.1 66.249.69.14 66.249.69.15 1 66.249.69.16 66.249.69.17 66.249.69.30 66.249.69.31 2 66.249.69.32 66.249.69.33 66.249.69.46 66.249.69.47 3 66.249.69.48 66.249.69.49 66.249.69.62 66.249.69.63 4 66.249.69.64 66.249.69.65 66.249.69.78 66.249.69.79 5 66.249.69.80 66.249.69.81 66.249.69.94 66.249.69.95 6 66.249.69.96 66.249.69.97 66.249.69.110 66.249.69.111 7 66.249.69.112 66.249.69.113 66.249.69.126 66.249.69.127 8 66.249.69.128 66.249.69.129 66.249.69.142 66.249.69.143 9 66.249.69.144 66.249.69.145 66.249.69.158 66.249.69.159 10 66.249.69.160 66.249.69.161 66.249.69.174 66.249.69.175 11 66.249.69.176 66.249.69.177 66.249.69.190 66.249.69.191 12 66.249.69.192 66.249.69.193 66.249.69.206 66.249.69.207 13 66.249.69.208 66.249.69.209 66.249.69.222 66.249.69.223 14 66.249.69.224 66.249.69.225 66.249.69.238 66.249.69.239 15 66.249.69.240 66.249.69.241 66.249.69.254 66.249.69.255

Next> CIDR Block Network Broadcast Subnet Mask No. IP's 66.249.69.93/32 66.249.69.93 - 66.249.69.93 255.255.255.255 1 66.249.69.92/31 66.249.69.92 - 66.249.69.93 255.255.255.254 2 66.249.69.92/30 66.249.69.92 - 66.249.69.95 255.255.255.252 4 66.249.69.88/29 66.249.69.88 - 66.249.69.95 255.255.255.248 8 66.249.69.80/28 66.249.69.80 - 66.249.69.95 255.255.255.240 16 66.249.69.64/27 66.249.69.64 - 66.249.69.95 255.255.255.224 32 66.249.69.64/26 66.249.69.64 - 66.249.69.127 255.255.255.192 64 66.249.69.0/25 66.249.69.0 - 66.249.69.127 255.255.255.128 128 66.249.69.0/24 66.249.69.0 - 66.249.69.255 255.255.255.0 256 66.249.68.0/23 66.249.68.0 - 66.249.69.255 255.255.254.0 512 66.249.68.0/22 66.249.68.0 - 66.249.71.255 255.255.252.0 1024 66.249.64.0/21 66.249.64.0 - 66.249.71.255 255.255.248.0 2048 66.249.64.0/20 66.249.64.0 - 66.249.79.255 255.255.240.0 4096 66.249.64.0/19 66.249.64.0 - 66.249.95.255 255.255.224.0 8192 66.249.64.0/18 66.249.64.0 - 66.249.127.255 255.255.192.0 16384 66.249.0.0/17 66.249.0.0 - 66.249.127.255 255.255.128.0 32768 66.249.0.0/16 66.249.0.0 - 66.249.255.255 255.255.0.0 65536 66.248.0.0/15 66.248.0.0 - 66.249.255.255 255.254.0.0 131072 66.248.0.0/14 66.248.0.0 - 66.251.255.255 255.252.0.0 262144 66.248.0.0/13 66.248.0.0 - 66.255.255.255 255.248.0.0 524288 66.240.0.0/12 66.240.0.0 - 66.255.255.255 255.240.0.0 1048576 66.224.0.0/11 66.224.0.0 - 66.255.255.255 255.224.0.0 2097152 66.192.0.0/10 66.192.0.0 - 66.255.255.255 255.192.0.0 4194304 66.128.0.0/9 66.128.0.0 - 66.255.255.255 255.128.0.0 8388608 66.0.0.0/8 66.0.0.0 - 66.255.255.255 255.0.0.0 16777216 66.0.0.0/7 66.0.0.0 - 67.255.255.255 254.0.0.0 33554432 64.0.0.0/6 64.0.0.0 - 67.255.255.255 252.0.0.0 67108864 64.0.0.0/5 64.0.0.0 - 71.255.255.255 248.0.0.0 134217728 64.0.0.0/4 64.0.0.0 - 79.255.255.255 240.0.0.0 268435456 64.0.0.0/3 64.0.0.0 - 95.255.255.255 224.0.0.0 536870912 64.0.0.0/2 64.0.0.0 - 127.255.255.255 192.0.0.0 1073741824 0.0.0.0/1 0.0.0.0 - 127.255.255.255 128.0.0.0 2147483648




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