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
76.72.221.1 0:0:0:0:0:ffff:4c48:dd01
76.72.221.2 0:0:0:0:0:ffff:4c48:dd02
76.72.221.3 0:0:0:0:0:ffff:4c48:dd03
76.72.221.4 0:0:0:0:0:ffff:4c48:dd04
76.72.221.5 0:0:0:0:0:ffff:4c48:dd05
76.72.221.6 0:0:0:0:0:ffff:4c48:dd06
76.72.221.7 0:0:0:0:0:ffff:4c48:dd07
76.72.221.8 0:0:0:0:0:ffff:4c48:dd08
76.72.221.9 0:0:0:0:0:ffff:4c48:dd09
76.72.221.10 0:0:0:0:0:ffff:4c48:dd0a
76.72.221.11 0:0:0:0:0:ffff:4c48:dd0b
76.72.221.12 0:0:0:0:0:ffff:4c48:dd0c
76.72.221.13 0:0:0:0:0:ffff:4c48:dd0d
76.72.221.14 0:0:0:0:0:ffff:4c48:dd0e
76.72.221.15 0:0:0:0:0:ffff:4c48:dd0f
76.72.221.16 0:0:0:0:0:ffff:4c48:dd10
76.72.221.17 0:0:0:0:0:ffff:4c48:dd11
76.72.221.18 0:0:0:0:0:ffff:4c48:dd12
76.72.221.19 0:0:0:0:0:ffff:4c48:dd13
76.72.221.20 0:0:0:0:0:ffff:4c48:dd14
76.72.221.21 0:0:0:0:0:ffff:4c48:dd15
76.72.221.22 0:0:0:0:0:ffff:4c48:dd16
76.72.221.23 0:0:0:0:0:ffff:4c48:dd17
76.72.221.24 0:0:0:0:0:ffff:4c48:dd18
76.72.221.25 0:0:0:0:0:ffff:4c48:dd19
76.72.221.26 0:0:0:0:0:ffff:4c48:dd1a
76.72.221.27 0:0:0:0:0:ffff:4c48:dd1b
76.72.221.28 0:0:0:0:0:ffff:4c48:dd1c
76.72.221.29 0:0:0:0:0:ffff:4c48:dd1d
76.72.221.30 0:0:0:0:0:ffff:4c48:dd1e
76.72.221.31 0:0:0:0:0:ffff:4c48:dd1f
76.72.221.32 0:0:0:0:0:ffff:4c48:dd20
76.72.221.33 0:0:0:0:0:ffff:4c48:dd21
76.72.221.34 0:0:0:0:0:ffff:4c48:dd22
76.72.221.35 0:0:0:0:0:ffff:4c48:dd23
76.72.221.36 0:0:0:0:0:ffff:4c48:dd24
76.72.221.37 0:0:0:0:0:ffff:4c48:dd25
76.72.221.38 0:0:0:0:0:ffff:4c48:dd26
76.72.221.39 0:0:0:0:0:ffff:4c48:dd27
76.72.221.40 0:0:0:0:0:ffff:4c48:dd28
76.72.221.41 0:0:0:0:0:ffff:4c48:dd29
76.72.221.42 0:0:0:0:0:ffff:4c48:dd2a
76.72.221.43 0:0:0:0:0:ffff:4c48:dd2b
76.72.221.44 0:0:0:0:0:ffff:4c48:dd2c
76.72.221.45 0:0:0:0:0:ffff:4c48:dd2d
76.72.221.46 0:0:0:0:0:ffff:4c48:dd2e
76.72.221.47 0:0:0:0:0:ffff:4c48:dd2f
76.72.221.48 0:0:0:0:0:ffff:4c48:dd30
76.72.221.49 0:0:0:0:0:ffff:4c48:dd31
76.72.221.50 0:0:0:0:0:ffff:4c48:dd32
76.72.221.51 0:0:0:0:0:ffff:4c48:dd33
76.72.221.52 0:0:0:0:0:ffff:4c48:dd34
76.72.221.53 0:0:0:0:0:ffff:4c48:dd35
76.72.221.54 0:0:0:0:0:ffff:4c48:dd36
76.72.221.55 0:0:0:0:0:ffff:4c48:dd37
76.72.221.56 0:0:0:0:0:ffff:4c48:dd38
76.72.221.57 0:0:0:0:0:ffff:4c48:dd39
76.72.221.58 0:0:0:0:0:ffff:4c48:dd3a
76.72.221.59 0:0:0:0:0:ffff:4c48:dd3b
76.72.221.60 0:0:0:0:0:ffff:4c48:dd3c


76.72.221.61 0:0:0:0:0:ffff:4c48:dd3d
76.72.221.62 0:0:0:0:0:ffff:4c48:dd3e
76.72.221.63 0:0:0:0:0:ffff:4c48:dd3f
76.72.221.64 0:0:0:0:0:ffff:4c48:dd40
76.72.221.65 0:0:0:0:0:ffff:4c48:dd41
76.72.221.66 0:0:0:0:0:ffff:4c48:dd42
76.72.221.67 0:0:0:0:0:ffff:4c48:dd43
76.72.221.68 0:0:0:0:0:ffff:4c48:dd44
76.72.221.69 0:0:0:0:0:ffff:4c48:dd45
76.72.221.70 0:0:0:0:0:ffff:4c48:dd46
76.72.221.71 0:0:0:0:0:ffff:4c48:dd47
76.72.221.72 0:0:0:0:0:ffff:4c48:dd48
76.72.221.73 0:0:0:0:0:ffff:4c48:dd49
76.72.221.74 0:0:0:0:0:ffff:4c48:dd4a
76.72.221.75 0:0:0:0:0:ffff:4c48:dd4b
76.72.221.76 0:0:0:0:0:ffff:4c48:dd4c
76.72.221.77 0:0:0:0:0:ffff:4c48:dd4d
76.72.221.78 0:0:0:0:0:ffff:4c48:dd4e
76.72.221.79 0:0:0:0:0:ffff:4c48:dd4f
76.72.221.80 0:0:0:0:0:ffff:4c48:dd50
76.72.221.81 0:0:0:0:0:ffff:4c48:dd51
76.72.221.82 0:0:0:0:0:ffff:4c48:dd52
76.72.221.83 0:0:0:0:0:ffff:4c48:dd53
76.72.221.84 0:0:0:0:0:ffff:4c48:dd54
76.72.221.85 0:0:0:0:0:ffff:4c48:dd55
76.72.221.86 0:0:0:0:0:ffff:4c48:dd56
76.72.221.87 0:0:0:0:0:ffff:4c48:dd57
76.72.221.88 0:0:0:0:0:ffff:4c48:dd58
76.72.221.89 0:0:0:0:0:ffff:4c48:dd59
76.72.221.90 0:0:0:0:0:ffff:4c48:dd5a
76.72.221.91 0:0:0:0:0:ffff:4c48:dd5b
76.72.221.92 0:0:0:0:0:ffff:4c48:dd5c
76.72.221.93 0:0:0:0:0:ffff:4c48:dd5d
76.72.221.94 0:0:0:0:0:ffff:4c48:dd5e
76.72.221.95 0:0:0:0:0:ffff:4c48:dd5f
76.72.221.96 0:0:0:0:0:ffff:4c48:dd60
76.72.221.97 0:0:0:0:0:ffff:4c48:dd61
76.72.221.98 0:0:0:0:0:ffff:4c48:dd62
76.72.221.99 0:0:0:0:0:ffff:4c48:dd63
76.72.221.100 0:0:0:0:0:ffff:4c48:dd64
76.72.221.101 0:0:0:0:0:ffff:4c48:dd65
76.72.221.102 0:0:0:0:0:ffff:4c48:dd66
76.72.221.103 0:0:0:0:0:ffff:4c48:dd67
76.72.221.104 0:0:0:0:0:ffff:4c48:dd68
76.72.221.105 0:0:0:0:0:ffff:4c48:dd69
76.72.221.106 0:0:0:0:0:ffff:4c48:dd6a
76.72.221.107 0:0:0:0:0:ffff:4c48:dd6b
76.72.221.108 0:0:0:0:0:ffff:4c48:dd6c
76.72.221.109 0:0:0:0:0:ffff:4c48:dd6d
76.72.221.110 0:0:0:0:0:ffff:4c48:dd6e
76.72.221.111 0:0:0:0:0:ffff:4c48:dd6f
76.72.221.112 0:0:0:0:0:ffff:4c48:dd70
76.72.221.113 0:0:0:0:0:ffff:4c48:dd71
76.72.221.114 0:0:0:0:0:ffff:4c48:dd72
76.72.221.115 0:0:0:0:0:ffff:4c48:dd73
76.72.221.116 0:0:0:0:0:ffff:4c48:dd74
76.72.221.117 0:0:0:0:0:ffff:4c48:dd75
76.72.221.118 0:0:0:0:0:ffff:4c48:dd76
76.72.221.119 0:0:0:0:0:ffff:4c48:dd77
76.72.221.120 0:0:0:0:0:ffff:4c48:dd78


76.72.221.121 0:0:0:0:0:ffff:4c48:dd79
76.72.221.122 0:0:0:0:0:ffff:4c48:dd7a
76.72.221.123 0:0:0:0:0:ffff:4c48:dd7b
76.72.221.124 0:0:0:0:0:ffff:4c48:dd7c
76.72.221.125 0:0:0:0:0:ffff:4c48:dd7d
76.72.221.126 0:0:0:0:0:ffff:4c48:dd7e
76.72.221.127 0:0:0:0:0:ffff:4c48:dd7f
76.72.221.128 0:0:0:0:0:ffff:4c48:dd80
76.72.221.129 0:0:0:0:0:ffff:4c48:dd81
76.72.221.130 0:0:0:0:0:ffff:4c48:dd82
76.72.221.131 0:0:0:0:0:ffff:4c48:dd83
76.72.221.132 0:0:0:0:0:ffff:4c48:dd84
76.72.221.133 0:0:0:0:0:ffff:4c48:dd85
76.72.221.134 0:0:0:0:0:ffff:4c48:dd86
76.72.221.135 0:0:0:0:0:ffff:4c48:dd87
76.72.221.136 0:0:0:0:0:ffff:4c48:dd88
76.72.221.137 0:0:0:0:0:ffff:4c48:dd89
76.72.221.138 0:0:0:0:0:ffff:4c48:dd8a
76.72.221.139 0:0:0:0:0:ffff:4c48:dd8b
76.72.221.140 0:0:0:0:0:ffff:4c48:dd8c
76.72.221.141 0:0:0:0:0:ffff:4c48:dd8d
76.72.221.142 0:0:0:0:0:ffff:4c48:dd8e
76.72.221.143 0:0:0:0:0:ffff:4c48:dd8f
76.72.221.144 0:0:0:0:0:ffff:4c48:dd90
76.72.221.145 0:0:0:0:0:ffff:4c48:dd91
76.72.221.146 0:0:0:0:0:ffff:4c48:dd92
76.72.221.147 0:0:0:0:0:ffff:4c48:dd93
76.72.221.148 0:0:0:0:0:ffff:4c48:dd94
76.72.221.149 0:0:0:0:0:ffff:4c48:dd95
76.72.221.150 0:0:0:0:0:ffff:4c48:dd96
76.72.221.151 0:0:0:0:0:ffff:4c48:dd97
76.72.221.152 0:0:0:0:0:ffff:4c48:dd98
76.72.221.153 0:0:0:0:0:ffff:4c48:dd99
76.72.221.154 0:0:0:0:0:ffff:4c48:dd9a
76.72.221.155 0:0:0:0:0:ffff:4c48:dd9b
76.72.221.156 0:0:0:0:0:ffff:4c48:dd9c
76.72.221.157 0:0:0:0:0:ffff:4c48:dd9d
76.72.221.158 0:0:0:0:0:ffff:4c48:dd9e
76.72.221.159 0:0:0:0:0:ffff:4c48:dd9f
76.72.221.160 0:0:0:0:0:ffff:4c48:dda0
76.72.221.161 0:0:0:0:0:ffff:4c48:dda1
76.72.221.162 0:0:0:0:0:ffff:4c48:dda2
76.72.221.163 0:0:0:0:0:ffff:4c48:dda3
76.72.221.164 0:0:0:0:0:ffff:4c48:dda4
76.72.221.165 0:0:0:0:0:ffff:4c48:dda5
76.72.221.166 0:0:0:0:0:ffff:4c48:dda6
76.72.221.167 0:0:0:0:0:ffff:4c48:dda7
76.72.221.168 0:0:0:0:0:ffff:4c48:dda8
76.72.221.169 0:0:0:0:0:ffff:4c48:dda9
76.72.221.170 0:0:0:0:0:ffff:4c48:ddaa
76.72.221.171 0:0:0:0:0:ffff:4c48:ddab
76.72.221.172 0:0:0:0:0:ffff:4c48:ddac
76.72.221.173 0:0:0:0:0:ffff:4c48:ddad
76.72.221.174 0:0:0:0:0:ffff:4c48:ddae
76.72.221.175 0:0:0:0:0:ffff:4c48:ddaf
76.72.221.176 0:0:0:0:0:ffff:4c48:ddb0
76.72.221.177 0:0:0:0:0:ffff:4c48:ddb1
76.72.221.178 0:0:0:0:0:ffff:4c48:ddb2
76.72.221.179 0:0:0:0:0:ffff:4c48:ddb3
76.72.221.180 0:0:0:0:0:ffff:4c48:ddb4


76.72.221.181 0:0:0:0:0:ffff:4c48:ddb5
76.72.221.182 0:0:0:0:0:ffff:4c48:ddb6
76.72.221.183 0:0:0:0:0:ffff:4c48:ddb7
76.72.221.184 0:0:0:0:0:ffff:4c48:ddb8
76.72.221.185 0:0:0:0:0:ffff:4c48:ddb9
76.72.221.186 0:0:0:0:0:ffff:4c48:ddba
76.72.221.187 0:0:0:0:0:ffff:4c48:ddbb
76.72.221.188 0:0:0:0:0:ffff:4c48:ddbc
76.72.221.189 0:0:0:0:0:ffff:4c48:ddbd
76.72.221.190 0:0:0:0:0:ffff:4c48:ddbe
76.72.221.191 0:0:0:0:0:ffff:4c48:ddbf
76.72.221.192 0:0:0:0:0:ffff:4c48:ddc0
76.72.221.193 0:0:0:0:0:ffff:4c48:ddc1
76.72.221.194 0:0:0:0:0:ffff:4c48:ddc2
76.72.221.195 0:0:0:0:0:ffff:4c48:ddc3
76.72.221.196 0:0:0:0:0:ffff:4c48:ddc4
76.72.221.197 0:0:0:0:0:ffff:4c48:ddc5
76.72.221.198 0:0:0:0:0:ffff:4c48:ddc6
76.72.221.199 0:0:0:0:0:ffff:4c48:ddc7
76.72.221.200 0:0:0:0:0:ffff:4c48:ddc8
76.72.221.201 0:0:0:0:0:ffff:4c48:ddc9
76.72.221.202 0:0:0:0:0:ffff:4c48:ddca
76.72.221.203 0:0:0:0:0:ffff:4c48:ddcb
76.72.221.204 0:0:0:0:0:ffff:4c48:ddcc
76.72.221.205 0:0:0:0:0:ffff:4c48:ddcd
76.72.221.206 0:0:0:0:0:ffff:4c48:ddce
76.72.221.207 0:0:0:0:0:ffff:4c48:ddcf
76.72.221.208 0:0:0:0:0:ffff:4c48:ddd0
76.72.221.209 0:0:0:0:0:ffff:4c48:ddd1
76.72.221.210 0:0:0:0:0:ffff:4c48:ddd2
76.72.221.211 0:0:0:0:0:ffff:4c48:ddd3
76.72.221.212 0:0:0:0:0:ffff:4c48:ddd4
76.72.221.213 0:0:0:0:0:ffff:4c48:ddd5
76.72.221.214 0:0:0:0:0:ffff:4c48:ddd6
76.72.221.215 0:0:0:0:0:ffff:4c48:ddd7
76.72.221.216 0:0:0:0:0:ffff:4c48:ddd8
76.72.221.217 0:0:0:0:0:ffff:4c48:ddd9
76.72.221.218 0:0:0:0:0:ffff:4c48:ddda
76.72.221.219 0:0:0:0:0:ffff:4c48:dddb
76.72.221.220 0:0:0:0:0:ffff:4c48:dddc
76.72.221.221 0:0:0:0:0:ffff:4c48:dddd
76.72.221.222 0:0:0:0:0:ffff:4c48:ddde
76.72.221.223 0:0:0:0:0:ffff:4c48:dddf
76.72.221.224 0:0:0:0:0:ffff:4c48:dde0
76.72.221.225 0:0:0:0:0:ffff:4c48:dde1
76.72.221.226 0:0:0:0:0:ffff:4c48:dde2
76.72.221.227 0:0:0:0:0:ffff:4c48:dde3
76.72.221.228 0:0:0:0:0:ffff:4c48:dde4
76.72.221.229 0:0:0:0:0:ffff:4c48:dde5
76.72.221.230 0:0:0:0:0:ffff:4c48:dde6
76.72.221.231 0:0:0:0:0:ffff:4c48:dde7
76.72.221.232 0:0:0:0:0:ffff:4c48:dde8
76.72.221.233 0:0:0:0:0:ffff:4c48:dde9
76.72.221.234 0:0:0:0:0:ffff:4c48:ddea
76.72.221.235 0:0:0:0:0:ffff:4c48:ddeb
76.72.221.236 0:0:0:0:0:ffff:4c48:ddec
76.72.221.237 0:0:0:0:0:ffff:4c48:dded
76.72.221.238 0:0:0:0:0:ffff:4c48:ddee
76.72.221.239 0:0:0:0:0:ffff:4c48:ddef
76.72.221.240 0:0:0:0:0:ffff:4c48:ddf0
76.72.221.241 0:0:0:0:0:ffff:4c48:ddf1
76.72.221.242 0:0:0:0:0:ffff:4c48:ddf2
76.72.221.243 0:0:0:0:0:ffff:4c48:ddf3
76.72.221.244 0:0:0:0:0:ffff:4c48:ddf4
76.72.221.245 0:0:0:0:0:ffff:4c48:ddf5
76.72.221.246 0:0:0:0:0:ffff:4c48:ddf6
76.72.221.247 0:0:0:0:0:ffff:4c48:ddf7
76.72.221.248 0:0:0:0:0:ffff:4c48:ddf8
76.72.221.249 0:0:0:0:0:ffff:4c48:ddf9
76.72.221.250 0:0:0:0:0:ffff:4c48:ddfa
76.72.221.251 0:0:0:0:0:ffff:4c48:ddfb
76.72.221.252 0:0:0:0:0:ffff:4c48:ddfc
76.72.221.253 0:0:0:0:0:ffff:4c48:ddfd
76.72.221.254 0:0:0:0:0:ffff:4c48:ddfe
76.72.221.255 0:0:0:0:0:ffff:4c48: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.