Find IP IPv4 Network/Subnet and its host address ranges

What is an IPv4 IP address its network and host address ranges?

An IPv4 IP address is an address used in order to uniquely identify a device on an IP network. The address is made up of 32 binary bits, which can be divisible into a network portion and host portion with the help of a subnet mask. The 32 binary bits are broken into four octets (1 octet = 8 bits). Each octet is converted to decimal and separated by a period (dot).

How to Subnet IPv4? Its simple answer is that subnetting is the process of taking a network and splitting it into smaller networks, known as subnets. It's used to free up more public IPv4 addresses and segment networks for security and easier management.
Following are the ranges of IPv4 subnet/network address and their host addresses.

IPv4 AddressIPv6 Address
32.191.221.1 0:0:0:0:0:ffff:20bf:dd01
32.191.221.2 0:0:0:0:0:ffff:20bf:dd02
32.191.221.3 0:0:0:0:0:ffff:20bf:dd03
32.191.221.4 0:0:0:0:0:ffff:20bf:dd04
32.191.221.5 0:0:0:0:0:ffff:20bf:dd05
32.191.221.6 0:0:0:0:0:ffff:20bf:dd06
32.191.221.7 0:0:0:0:0:ffff:20bf:dd07
32.191.221.8 0:0:0:0:0:ffff:20bf:dd08
32.191.221.9 0:0:0:0:0:ffff:20bf:dd09
32.191.221.10 0:0:0:0:0:ffff:20bf:dd0a
32.191.221.11 0:0:0:0:0:ffff:20bf:dd0b
32.191.221.12 0:0:0:0:0:ffff:20bf:dd0c
32.191.221.13 0:0:0:0:0:ffff:20bf:dd0d
32.191.221.14 0:0:0:0:0:ffff:20bf:dd0e
32.191.221.15 0:0:0:0:0:ffff:20bf:dd0f
32.191.221.16 0:0:0:0:0:ffff:20bf:dd10
32.191.221.17 0:0:0:0:0:ffff:20bf:dd11
32.191.221.18 0:0:0:0:0:ffff:20bf:dd12
32.191.221.19 0:0:0:0:0:ffff:20bf:dd13
32.191.221.20 0:0:0:0:0:ffff:20bf:dd14
32.191.221.21 0:0:0:0:0:ffff:20bf:dd15
32.191.221.22 0:0:0:0:0:ffff:20bf:dd16
32.191.221.23 0:0:0:0:0:ffff:20bf:dd17
32.191.221.24 0:0:0:0:0:ffff:20bf:dd18
32.191.221.25 0:0:0:0:0:ffff:20bf:dd19
32.191.221.26 0:0:0:0:0:ffff:20bf:dd1a
32.191.221.27 0:0:0:0:0:ffff:20bf:dd1b
32.191.221.28 0:0:0:0:0:ffff:20bf:dd1c
32.191.221.29 0:0:0:0:0:ffff:20bf:dd1d
32.191.221.30 0:0:0:0:0:ffff:20bf:dd1e
32.191.221.31 0:0:0:0:0:ffff:20bf:dd1f
32.191.221.32 0:0:0:0:0:ffff:20bf:dd20
32.191.221.33 0:0:0:0:0:ffff:20bf:dd21
32.191.221.34 0:0:0:0:0:ffff:20bf:dd22
32.191.221.35 0:0:0:0:0:ffff:20bf:dd23
32.191.221.36 0:0:0:0:0:ffff:20bf:dd24
32.191.221.37 0:0:0:0:0:ffff:20bf:dd25
32.191.221.38 0:0:0:0:0:ffff:20bf:dd26
32.191.221.39 0:0:0:0:0:ffff:20bf:dd27
32.191.221.40 0:0:0:0:0:ffff:20bf:dd28
32.191.221.41 0:0:0:0:0:ffff:20bf:dd29
32.191.221.42 0:0:0:0:0:ffff:20bf:dd2a
32.191.221.43 0:0:0:0:0:ffff:20bf:dd2b
32.191.221.44 0:0:0:0:0:ffff:20bf:dd2c
32.191.221.45 0:0:0:0:0:ffff:20bf:dd2d
32.191.221.46 0:0:0:0:0:ffff:20bf:dd2e
32.191.221.47 0:0:0:0:0:ffff:20bf:dd2f
32.191.221.48 0:0:0:0:0:ffff:20bf:dd30
32.191.221.49 0:0:0:0:0:ffff:20bf:dd31
32.191.221.50 0:0:0:0:0:ffff:20bf:dd32
32.191.221.51 0:0:0:0:0:ffff:20bf:dd33
32.191.221.52 0:0:0:0:0:ffff:20bf:dd34
32.191.221.53 0:0:0:0:0:ffff:20bf:dd35
32.191.221.54 0:0:0:0:0:ffff:20bf:dd36
32.191.221.55 0:0:0:0:0:ffff:20bf:dd37
32.191.221.56 0:0:0:0:0:ffff:20bf:dd38
32.191.221.57 0:0:0:0:0:ffff:20bf:dd39
32.191.221.58 0:0:0:0:0:ffff:20bf:dd3a
32.191.221.59 0:0:0:0:0:ffff:20bf:dd3b
32.191.221.60 0:0:0:0:0:ffff:20bf:dd3c


32.191.221.61 0:0:0:0:0:ffff:20bf:dd3d
32.191.221.62 0:0:0:0:0:ffff:20bf:dd3e
32.191.221.63 0:0:0:0:0:ffff:20bf:dd3f
32.191.221.64 0:0:0:0:0:ffff:20bf:dd40
32.191.221.65 0:0:0:0:0:ffff:20bf:dd41
32.191.221.66 0:0:0:0:0:ffff:20bf:dd42
32.191.221.67 0:0:0:0:0:ffff:20bf:dd43
32.191.221.68 0:0:0:0:0:ffff:20bf:dd44
32.191.221.69 0:0:0:0:0:ffff:20bf:dd45
32.191.221.70 0:0:0:0:0:ffff:20bf:dd46
32.191.221.71 0:0:0:0:0:ffff:20bf:dd47
32.191.221.72 0:0:0:0:0:ffff:20bf:dd48
32.191.221.73 0:0:0:0:0:ffff:20bf:dd49
32.191.221.74 0:0:0:0:0:ffff:20bf:dd4a
32.191.221.75 0:0:0:0:0:ffff:20bf:dd4b
32.191.221.76 0:0:0:0:0:ffff:20bf:dd4c
32.191.221.77 0:0:0:0:0:ffff:20bf:dd4d
32.191.221.78 0:0:0:0:0:ffff:20bf:dd4e
32.191.221.79 0:0:0:0:0:ffff:20bf:dd4f
32.191.221.80 0:0:0:0:0:ffff:20bf:dd50
32.191.221.81 0:0:0:0:0:ffff:20bf:dd51
32.191.221.82 0:0:0:0:0:ffff:20bf:dd52
32.191.221.83 0:0:0:0:0:ffff:20bf:dd53
32.191.221.84 0:0:0:0:0:ffff:20bf:dd54
32.191.221.85 0:0:0:0:0:ffff:20bf:dd55
32.191.221.86 0:0:0:0:0:ffff:20bf:dd56
32.191.221.87 0:0:0:0:0:ffff:20bf:dd57
32.191.221.88 0:0:0:0:0:ffff:20bf:dd58
32.191.221.89 0:0:0:0:0:ffff:20bf:dd59
32.191.221.90 0:0:0:0:0:ffff:20bf:dd5a
32.191.221.91 0:0:0:0:0:ffff:20bf:dd5b
32.191.221.92 0:0:0:0:0:ffff:20bf:dd5c
32.191.221.93 0:0:0:0:0:ffff:20bf:dd5d
32.191.221.94 0:0:0:0:0:ffff:20bf:dd5e
32.191.221.95 0:0:0:0:0:ffff:20bf:dd5f
32.191.221.96 0:0:0:0:0:ffff:20bf:dd60
32.191.221.97 0:0:0:0:0:ffff:20bf:dd61
32.191.221.98 0:0:0:0:0:ffff:20bf:dd62
32.191.221.99 0:0:0:0:0:ffff:20bf:dd63
32.191.221.100 0:0:0:0:0:ffff:20bf:dd64
32.191.221.101 0:0:0:0:0:ffff:20bf:dd65
32.191.221.102 0:0:0:0:0:ffff:20bf:dd66
32.191.221.103 0:0:0:0:0:ffff:20bf:dd67
32.191.221.104 0:0:0:0:0:ffff:20bf:dd68
32.191.221.105 0:0:0:0:0:ffff:20bf:dd69
32.191.221.106 0:0:0:0:0:ffff:20bf:dd6a
32.191.221.107 0:0:0:0:0:ffff:20bf:dd6b
32.191.221.108 0:0:0:0:0:ffff:20bf:dd6c
32.191.221.109 0:0:0:0:0:ffff:20bf:dd6d
32.191.221.110 0:0:0:0:0:ffff:20bf:dd6e
32.191.221.111 0:0:0:0:0:ffff:20bf:dd6f
32.191.221.112 0:0:0:0:0:ffff:20bf:dd70
32.191.221.113 0:0:0:0:0:ffff:20bf:dd71
32.191.221.114 0:0:0:0:0:ffff:20bf:dd72
32.191.221.115 0:0:0:0:0:ffff:20bf:dd73
32.191.221.116 0:0:0:0:0:ffff:20bf:dd74
32.191.221.117 0:0:0:0:0:ffff:20bf:dd75
32.191.221.118 0:0:0:0:0:ffff:20bf:dd76
32.191.221.119 0:0:0:0:0:ffff:20bf:dd77
32.191.221.120 0:0:0:0:0:ffff:20bf:dd78


32.191.221.121 0:0:0:0:0:ffff:20bf:dd79
32.191.221.122 0:0:0:0:0:ffff:20bf:dd7a
32.191.221.123 0:0:0:0:0:ffff:20bf:dd7b
32.191.221.124 0:0:0:0:0:ffff:20bf:dd7c
32.191.221.125 0:0:0:0:0:ffff:20bf:dd7d
32.191.221.126 0:0:0:0:0:ffff:20bf:dd7e
32.191.221.127 0:0:0:0:0:ffff:20bf:dd7f
32.191.221.128 0:0:0:0:0:ffff:20bf:dd80
32.191.221.129 0:0:0:0:0:ffff:20bf:dd81
32.191.221.130 0:0:0:0:0:ffff:20bf:dd82
32.191.221.131 0:0:0:0:0:ffff:20bf:dd83
32.191.221.132 0:0:0:0:0:ffff:20bf:dd84
32.191.221.133 0:0:0:0:0:ffff:20bf:dd85
32.191.221.134 0:0:0:0:0:ffff:20bf:dd86
32.191.221.135 0:0:0:0:0:ffff:20bf:dd87
32.191.221.136 0:0:0:0:0:ffff:20bf:dd88
32.191.221.137 0:0:0:0:0:ffff:20bf:dd89
32.191.221.138 0:0:0:0:0:ffff:20bf:dd8a
32.191.221.139 0:0:0:0:0:ffff:20bf:dd8b
32.191.221.140 0:0:0:0:0:ffff:20bf:dd8c
32.191.221.141 0:0:0:0:0:ffff:20bf:dd8d
32.191.221.142 0:0:0:0:0:ffff:20bf:dd8e
32.191.221.143 0:0:0:0:0:ffff:20bf:dd8f
32.191.221.144 0:0:0:0:0:ffff:20bf:dd90
32.191.221.145 0:0:0:0:0:ffff:20bf:dd91
32.191.221.146 0:0:0:0:0:ffff:20bf:dd92
32.191.221.147 0:0:0:0:0:ffff:20bf:dd93
32.191.221.148 0:0:0:0:0:ffff:20bf:dd94
32.191.221.149 0:0:0:0:0:ffff:20bf:dd95
32.191.221.150 0:0:0:0:0:ffff:20bf:dd96
32.191.221.151 0:0:0:0:0:ffff:20bf:dd97
32.191.221.152 0:0:0:0:0:ffff:20bf:dd98
32.191.221.153 0:0:0:0:0:ffff:20bf:dd99
32.191.221.154 0:0:0:0:0:ffff:20bf:dd9a
32.191.221.155 0:0:0:0:0:ffff:20bf:dd9b
32.191.221.156 0:0:0:0:0:ffff:20bf:dd9c
32.191.221.157 0:0:0:0:0:ffff:20bf:dd9d
32.191.221.158 0:0:0:0:0:ffff:20bf:dd9e
32.191.221.159 0:0:0:0:0:ffff:20bf:dd9f
32.191.221.160 0:0:0:0:0:ffff:20bf:dda0
32.191.221.161 0:0:0:0:0:ffff:20bf:dda1
32.191.221.162 0:0:0:0:0:ffff:20bf:dda2
32.191.221.163 0:0:0:0:0:ffff:20bf:dda3
32.191.221.164 0:0:0:0:0:ffff:20bf:dda4
32.191.221.165 0:0:0:0:0:ffff:20bf:dda5
32.191.221.166 0:0:0:0:0:ffff:20bf:dda6
32.191.221.167 0:0:0:0:0:ffff:20bf:dda7
32.191.221.168 0:0:0:0:0:ffff:20bf:dda8
32.191.221.169 0:0:0:0:0:ffff:20bf:dda9
32.191.221.170 0:0:0:0:0:ffff:20bf:ddaa
32.191.221.171 0:0:0:0:0:ffff:20bf:ddab
32.191.221.172 0:0:0:0:0:ffff:20bf:ddac
32.191.221.173 0:0:0:0:0:ffff:20bf:ddad
32.191.221.174 0:0:0:0:0:ffff:20bf:ddae
32.191.221.175 0:0:0:0:0:ffff:20bf:ddaf
32.191.221.176 0:0:0:0:0:ffff:20bf:ddb0
32.191.221.177 0:0:0:0:0:ffff:20bf:ddb1
32.191.221.178 0:0:0:0:0:ffff:20bf:ddb2
32.191.221.179 0:0:0:0:0:ffff:20bf:ddb3
32.191.221.180 0:0:0:0:0:ffff:20bf:ddb4


32.191.221.181 0:0:0:0:0:ffff:20bf:ddb5
32.191.221.182 0:0:0:0:0:ffff:20bf:ddb6
32.191.221.183 0:0:0:0:0:ffff:20bf:ddb7
32.191.221.184 0:0:0:0:0:ffff:20bf:ddb8
32.191.221.185 0:0:0:0:0:ffff:20bf:ddb9
32.191.221.186 0:0:0:0:0:ffff:20bf:ddba
32.191.221.187 0:0:0:0:0:ffff:20bf:ddbb
32.191.221.188 0:0:0:0:0:ffff:20bf:ddbc
32.191.221.189 0:0:0:0:0:ffff:20bf:ddbd
32.191.221.190 0:0:0:0:0:ffff:20bf:ddbe
32.191.221.191 0:0:0:0:0:ffff:20bf:ddbf
32.191.221.192 0:0:0:0:0:ffff:20bf:ddc0
32.191.221.193 0:0:0:0:0:ffff:20bf:ddc1
32.191.221.194 0:0:0:0:0:ffff:20bf:ddc2
32.191.221.195 0:0:0:0:0:ffff:20bf:ddc3
32.191.221.196 0:0:0:0:0:ffff:20bf:ddc4
32.191.221.197 0:0:0:0:0:ffff:20bf:ddc5
32.191.221.198 0:0:0:0:0:ffff:20bf:ddc6
32.191.221.199 0:0:0:0:0:ffff:20bf:ddc7
32.191.221.200 0:0:0:0:0:ffff:20bf:ddc8
32.191.221.201 0:0:0:0:0:ffff:20bf:ddc9
32.191.221.202 0:0:0:0:0:ffff:20bf:ddca
32.191.221.203 0:0:0:0:0:ffff:20bf:ddcb
32.191.221.204 0:0:0:0:0:ffff:20bf:ddcc
32.191.221.205 0:0:0:0:0:ffff:20bf:ddcd
32.191.221.206 0:0:0:0:0:ffff:20bf:ddce
32.191.221.207 0:0:0:0:0:ffff:20bf:ddcf
32.191.221.208 0:0:0:0:0:ffff:20bf:ddd0
32.191.221.209 0:0:0:0:0:ffff:20bf:ddd1
32.191.221.210 0:0:0:0:0:ffff:20bf:ddd2
32.191.221.211 0:0:0:0:0:ffff:20bf:ddd3
32.191.221.212 0:0:0:0:0:ffff:20bf:ddd4
32.191.221.213 0:0:0:0:0:ffff:20bf:ddd5
32.191.221.214 0:0:0:0:0:ffff:20bf:ddd6
32.191.221.215 0:0:0:0:0:ffff:20bf:ddd7
32.191.221.216 0:0:0:0:0:ffff:20bf:ddd8
32.191.221.217 0:0:0:0:0:ffff:20bf:ddd9
32.191.221.218 0:0:0:0:0:ffff:20bf:ddda
32.191.221.219 0:0:0:0:0:ffff:20bf:dddb
32.191.221.220 0:0:0:0:0:ffff:20bf:dddc
32.191.221.221 0:0:0:0:0:ffff:20bf:dddd
32.191.221.222 0:0:0:0:0:ffff:20bf:ddde
32.191.221.223 0:0:0:0:0:ffff:20bf:dddf
32.191.221.224 0:0:0:0:0:ffff:20bf:dde0
32.191.221.225 0:0:0:0:0:ffff:20bf:dde1
32.191.221.226 0:0:0:0:0:ffff:20bf:dde2
32.191.221.227 0:0:0:0:0:ffff:20bf:dde3
32.191.221.228 0:0:0:0:0:ffff:20bf:dde4
32.191.221.229 0:0:0:0:0:ffff:20bf:dde5
32.191.221.230 0:0:0:0:0:ffff:20bf:dde6
32.191.221.231 0:0:0:0:0:ffff:20bf:dde7
32.191.221.232 0:0:0:0:0:ffff:20bf:dde8
32.191.221.233 0:0:0:0:0:ffff:20bf:dde9
32.191.221.234 0:0:0:0:0:ffff:20bf:ddea
32.191.221.235 0:0:0:0:0:ffff:20bf:ddeb
32.191.221.236 0:0:0:0:0:ffff:20bf:ddec
32.191.221.237 0:0:0:0:0:ffff:20bf:dded
32.191.221.238 0:0:0:0:0:ffff:20bf:ddee
32.191.221.239 0:0:0:0:0:ffff:20bf:ddef
32.191.221.240 0:0:0:0:0:ffff:20bf:ddf0
32.191.221.241 0:0:0:0:0:ffff:20bf:ddf1
32.191.221.242 0:0:0:0:0:ffff:20bf:ddf2
32.191.221.243 0:0:0:0:0:ffff:20bf:ddf3
32.191.221.244 0:0:0:0:0:ffff:20bf:ddf4
32.191.221.245 0:0:0:0:0:ffff:20bf:ddf5
32.191.221.246 0:0:0:0:0:ffff:20bf:ddf6
32.191.221.247 0:0:0:0:0:ffff:20bf:ddf7
32.191.221.248 0:0:0:0:0:ffff:20bf:ddf8
32.191.221.249 0:0:0:0:0:ffff:20bf:ddf9
32.191.221.250 0:0:0:0:0:ffff:20bf:ddfa
32.191.221.251 0:0:0:0:0:ffff:20bf:ddfb
32.191.221.252 0:0:0:0:0:ffff:20bf:ddfc
32.191.221.253 0:0:0:0:0:ffff:20bf:ddfd
32.191.221.254 0:0:0:0:0:ffff:20bf:ddfe
32.191.221.255 0:0:0:0:0:ffff:20bf:ddff


How we got IPv4 subnet masks?

An IPv4 subnet mask consists of 32 bits; it is a sequence of ones (1) followed by a block of zeros (0). The ones indicate bits in the address used for the network prefix and the trailing block of zeros designates that part as being the host identifier.