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
72.255.173.1 0:0:0:0:0:ffff:48ff:ad01
72.255.173.2 0:0:0:0:0:ffff:48ff:ad02
72.255.173.3 0:0:0:0:0:ffff:48ff:ad03
72.255.173.4 0:0:0:0:0:ffff:48ff:ad04
72.255.173.5 0:0:0:0:0:ffff:48ff:ad05
72.255.173.6 0:0:0:0:0:ffff:48ff:ad06
72.255.173.7 0:0:0:0:0:ffff:48ff:ad07
72.255.173.8 0:0:0:0:0:ffff:48ff:ad08
72.255.173.9 0:0:0:0:0:ffff:48ff:ad09
72.255.173.10 0:0:0:0:0:ffff:48ff:ad0a
72.255.173.11 0:0:0:0:0:ffff:48ff:ad0b
72.255.173.12 0:0:0:0:0:ffff:48ff:ad0c
72.255.173.13 0:0:0:0:0:ffff:48ff:ad0d
72.255.173.14 0:0:0:0:0:ffff:48ff:ad0e
72.255.173.15 0:0:0:0:0:ffff:48ff:ad0f
72.255.173.16 0:0:0:0:0:ffff:48ff:ad10
72.255.173.17 0:0:0:0:0:ffff:48ff:ad11
72.255.173.18 0:0:0:0:0:ffff:48ff:ad12
72.255.173.19 0:0:0:0:0:ffff:48ff:ad13
72.255.173.20 0:0:0:0:0:ffff:48ff:ad14
72.255.173.21 0:0:0:0:0:ffff:48ff:ad15
72.255.173.22 0:0:0:0:0:ffff:48ff:ad16
72.255.173.23 0:0:0:0:0:ffff:48ff:ad17
72.255.173.24 0:0:0:0:0:ffff:48ff:ad18
72.255.173.25 0:0:0:0:0:ffff:48ff:ad19
72.255.173.26 0:0:0:0:0:ffff:48ff:ad1a
72.255.173.27 0:0:0:0:0:ffff:48ff:ad1b
72.255.173.28 0:0:0:0:0:ffff:48ff:ad1c
72.255.173.29 0:0:0:0:0:ffff:48ff:ad1d
72.255.173.30 0:0:0:0:0:ffff:48ff:ad1e
72.255.173.31 0:0:0:0:0:ffff:48ff:ad1f
72.255.173.32 0:0:0:0:0:ffff:48ff:ad20
72.255.173.33 0:0:0:0:0:ffff:48ff:ad21
72.255.173.34 0:0:0:0:0:ffff:48ff:ad22
72.255.173.35 0:0:0:0:0:ffff:48ff:ad23
72.255.173.36 0:0:0:0:0:ffff:48ff:ad24
72.255.173.37 0:0:0:0:0:ffff:48ff:ad25
72.255.173.38 0:0:0:0:0:ffff:48ff:ad26
72.255.173.39 0:0:0:0:0:ffff:48ff:ad27
72.255.173.40 0:0:0:0:0:ffff:48ff:ad28
72.255.173.41 0:0:0:0:0:ffff:48ff:ad29
72.255.173.42 0:0:0:0:0:ffff:48ff:ad2a
72.255.173.43 0:0:0:0:0:ffff:48ff:ad2b
72.255.173.44 0:0:0:0:0:ffff:48ff:ad2c
72.255.173.45 0:0:0:0:0:ffff:48ff:ad2d
72.255.173.46 0:0:0:0:0:ffff:48ff:ad2e
72.255.173.47 0:0:0:0:0:ffff:48ff:ad2f
72.255.173.48 0:0:0:0:0:ffff:48ff:ad30
72.255.173.49 0:0:0:0:0:ffff:48ff:ad31
72.255.173.50 0:0:0:0:0:ffff:48ff:ad32
72.255.173.51 0:0:0:0:0:ffff:48ff:ad33
72.255.173.52 0:0:0:0:0:ffff:48ff:ad34
72.255.173.53 0:0:0:0:0:ffff:48ff:ad35
72.255.173.54 0:0:0:0:0:ffff:48ff:ad36
72.255.173.55 0:0:0:0:0:ffff:48ff:ad37
72.255.173.56 0:0:0:0:0:ffff:48ff:ad38
72.255.173.57 0:0:0:0:0:ffff:48ff:ad39
72.255.173.58 0:0:0:0:0:ffff:48ff:ad3a
72.255.173.59 0:0:0:0:0:ffff:48ff:ad3b
72.255.173.60 0:0:0:0:0:ffff:48ff:ad3c


72.255.173.61 0:0:0:0:0:ffff:48ff:ad3d
72.255.173.62 0:0:0:0:0:ffff:48ff:ad3e
72.255.173.63 0:0:0:0:0:ffff:48ff:ad3f
72.255.173.64 0:0:0:0:0:ffff:48ff:ad40
72.255.173.65 0:0:0:0:0:ffff:48ff:ad41
72.255.173.66 0:0:0:0:0:ffff:48ff:ad42
72.255.173.67 0:0:0:0:0:ffff:48ff:ad43
72.255.173.68 0:0:0:0:0:ffff:48ff:ad44
72.255.173.69 0:0:0:0:0:ffff:48ff:ad45
72.255.173.70 0:0:0:0:0:ffff:48ff:ad46
72.255.173.71 0:0:0:0:0:ffff:48ff:ad47
72.255.173.72 0:0:0:0:0:ffff:48ff:ad48
72.255.173.73 0:0:0:0:0:ffff:48ff:ad49
72.255.173.74 0:0:0:0:0:ffff:48ff:ad4a
72.255.173.75 0:0:0:0:0:ffff:48ff:ad4b
72.255.173.76 0:0:0:0:0:ffff:48ff:ad4c
72.255.173.77 0:0:0:0:0:ffff:48ff:ad4d
72.255.173.78 0:0:0:0:0:ffff:48ff:ad4e
72.255.173.79 0:0:0:0:0:ffff:48ff:ad4f
72.255.173.80 0:0:0:0:0:ffff:48ff:ad50
72.255.173.81 0:0:0:0:0:ffff:48ff:ad51
72.255.173.82 0:0:0:0:0:ffff:48ff:ad52
72.255.173.83 0:0:0:0:0:ffff:48ff:ad53
72.255.173.84 0:0:0:0:0:ffff:48ff:ad54
72.255.173.85 0:0:0:0:0:ffff:48ff:ad55
72.255.173.86 0:0:0:0:0:ffff:48ff:ad56
72.255.173.87 0:0:0:0:0:ffff:48ff:ad57
72.255.173.88 0:0:0:0:0:ffff:48ff:ad58
72.255.173.89 0:0:0:0:0:ffff:48ff:ad59
72.255.173.90 0:0:0:0:0:ffff:48ff:ad5a
72.255.173.91 0:0:0:0:0:ffff:48ff:ad5b
72.255.173.92 0:0:0:0:0:ffff:48ff:ad5c
72.255.173.93 0:0:0:0:0:ffff:48ff:ad5d
72.255.173.94 0:0:0:0:0:ffff:48ff:ad5e
72.255.173.95 0:0:0:0:0:ffff:48ff:ad5f
72.255.173.96 0:0:0:0:0:ffff:48ff:ad60
72.255.173.97 0:0:0:0:0:ffff:48ff:ad61
72.255.173.98 0:0:0:0:0:ffff:48ff:ad62
72.255.173.99 0:0:0:0:0:ffff:48ff:ad63
72.255.173.100 0:0:0:0:0:ffff:48ff:ad64
72.255.173.101 0:0:0:0:0:ffff:48ff:ad65
72.255.173.102 0:0:0:0:0:ffff:48ff:ad66
72.255.173.103 0:0:0:0:0:ffff:48ff:ad67
72.255.173.104 0:0:0:0:0:ffff:48ff:ad68
72.255.173.105 0:0:0:0:0:ffff:48ff:ad69
72.255.173.106 0:0:0:0:0:ffff:48ff:ad6a
72.255.173.107 0:0:0:0:0:ffff:48ff:ad6b
72.255.173.108 0:0:0:0:0:ffff:48ff:ad6c
72.255.173.109 0:0:0:0:0:ffff:48ff:ad6d
72.255.173.110 0:0:0:0:0:ffff:48ff:ad6e
72.255.173.111 0:0:0:0:0:ffff:48ff:ad6f
72.255.173.112 0:0:0:0:0:ffff:48ff:ad70
72.255.173.113 0:0:0:0:0:ffff:48ff:ad71
72.255.173.114 0:0:0:0:0:ffff:48ff:ad72
72.255.173.115 0:0:0:0:0:ffff:48ff:ad73
72.255.173.116 0:0:0:0:0:ffff:48ff:ad74
72.255.173.117 0:0:0:0:0:ffff:48ff:ad75
72.255.173.118 0:0:0:0:0:ffff:48ff:ad76
72.255.173.119 0:0:0:0:0:ffff:48ff:ad77
72.255.173.120 0:0:0:0:0:ffff:48ff:ad78


72.255.173.121 0:0:0:0:0:ffff:48ff:ad79
72.255.173.122 0:0:0:0:0:ffff:48ff:ad7a
72.255.173.123 0:0:0:0:0:ffff:48ff:ad7b
72.255.173.124 0:0:0:0:0:ffff:48ff:ad7c
72.255.173.125 0:0:0:0:0:ffff:48ff:ad7d
72.255.173.126 0:0:0:0:0:ffff:48ff:ad7e
72.255.173.127 0:0:0:0:0:ffff:48ff:ad7f
72.255.173.128 0:0:0:0:0:ffff:48ff:ad80
72.255.173.129 0:0:0:0:0:ffff:48ff:ad81
72.255.173.130 0:0:0:0:0:ffff:48ff:ad82
72.255.173.131 0:0:0:0:0:ffff:48ff:ad83
72.255.173.132 0:0:0:0:0:ffff:48ff:ad84
72.255.173.133 0:0:0:0:0:ffff:48ff:ad85
72.255.173.134 0:0:0:0:0:ffff:48ff:ad86
72.255.173.135 0:0:0:0:0:ffff:48ff:ad87
72.255.173.136 0:0:0:0:0:ffff:48ff:ad88
72.255.173.137 0:0:0:0:0:ffff:48ff:ad89
72.255.173.138 0:0:0:0:0:ffff:48ff:ad8a
72.255.173.139 0:0:0:0:0:ffff:48ff:ad8b
72.255.173.140 0:0:0:0:0:ffff:48ff:ad8c
72.255.173.141 0:0:0:0:0:ffff:48ff:ad8d
72.255.173.142 0:0:0:0:0:ffff:48ff:ad8e
72.255.173.143 0:0:0:0:0:ffff:48ff:ad8f
72.255.173.144 0:0:0:0:0:ffff:48ff:ad90
72.255.173.145 0:0:0:0:0:ffff:48ff:ad91
72.255.173.146 0:0:0:0:0:ffff:48ff:ad92
72.255.173.147 0:0:0:0:0:ffff:48ff:ad93
72.255.173.148 0:0:0:0:0:ffff:48ff:ad94
72.255.173.149 0:0:0:0:0:ffff:48ff:ad95
72.255.173.150 0:0:0:0:0:ffff:48ff:ad96
72.255.173.151 0:0:0:0:0:ffff:48ff:ad97
72.255.173.152 0:0:0:0:0:ffff:48ff:ad98
72.255.173.153 0:0:0:0:0:ffff:48ff:ad99
72.255.173.154 0:0:0:0:0:ffff:48ff:ad9a
72.255.173.155 0:0:0:0:0:ffff:48ff:ad9b
72.255.173.156 0:0:0:0:0:ffff:48ff:ad9c
72.255.173.157 0:0:0:0:0:ffff:48ff:ad9d
72.255.173.158 0:0:0:0:0:ffff:48ff:ad9e
72.255.173.159 0:0:0:0:0:ffff:48ff:ad9f
72.255.173.160 0:0:0:0:0:ffff:48ff:ada0
72.255.173.161 0:0:0:0:0:ffff:48ff:ada1
72.255.173.162 0:0:0:0:0:ffff:48ff:ada2
72.255.173.163 0:0:0:0:0:ffff:48ff:ada3
72.255.173.164 0:0:0:0:0:ffff:48ff:ada4
72.255.173.165 0:0:0:0:0:ffff:48ff:ada5
72.255.173.166 0:0:0:0:0:ffff:48ff:ada6
72.255.173.167 0:0:0:0:0:ffff:48ff:ada7
72.255.173.168 0:0:0:0:0:ffff:48ff:ada8
72.255.173.169 0:0:0:0:0:ffff:48ff:ada9
72.255.173.170 0:0:0:0:0:ffff:48ff:adaa
72.255.173.171 0:0:0:0:0:ffff:48ff:adab
72.255.173.172 0:0:0:0:0:ffff:48ff:adac
72.255.173.173 0:0:0:0:0:ffff:48ff:adad
72.255.173.174 0:0:0:0:0:ffff:48ff:adae
72.255.173.175 0:0:0:0:0:ffff:48ff:adaf
72.255.173.176 0:0:0:0:0:ffff:48ff:adb0
72.255.173.177 0:0:0:0:0:ffff:48ff:adb1
72.255.173.178 0:0:0:0:0:ffff:48ff:adb2
72.255.173.179 0:0:0:0:0:ffff:48ff:adb3
72.255.173.180 0:0:0:0:0:ffff:48ff:adb4


72.255.173.181 0:0:0:0:0:ffff:48ff:adb5
72.255.173.182 0:0:0:0:0:ffff:48ff:adb6
72.255.173.183 0:0:0:0:0:ffff:48ff:adb7
72.255.173.184 0:0:0:0:0:ffff:48ff:adb8
72.255.173.185 0:0:0:0:0:ffff:48ff:adb9
72.255.173.186 0:0:0:0:0:ffff:48ff:adba
72.255.173.187 0:0:0:0:0:ffff:48ff:adbb
72.255.173.188 0:0:0:0:0:ffff:48ff:adbc
72.255.173.189 0:0:0:0:0:ffff:48ff:adbd
72.255.173.190 0:0:0:0:0:ffff:48ff:adbe
72.255.173.191 0:0:0:0:0:ffff:48ff:adbf
72.255.173.192 0:0:0:0:0:ffff:48ff:adc0
72.255.173.193 0:0:0:0:0:ffff:48ff:adc1
72.255.173.194 0:0:0:0:0:ffff:48ff:adc2
72.255.173.195 0:0:0:0:0:ffff:48ff:adc3
72.255.173.196 0:0:0:0:0:ffff:48ff:adc4
72.255.173.197 0:0:0:0:0:ffff:48ff:adc5
72.255.173.198 0:0:0:0:0:ffff:48ff:adc6
72.255.173.199 0:0:0:0:0:ffff:48ff:adc7
72.255.173.200 0:0:0:0:0:ffff:48ff:adc8
72.255.173.201 0:0:0:0:0:ffff:48ff:adc9
72.255.173.202 0:0:0:0:0:ffff:48ff:adca
72.255.173.203 0:0:0:0:0:ffff:48ff:adcb
72.255.173.204 0:0:0:0:0:ffff:48ff:adcc
72.255.173.205 0:0:0:0:0:ffff:48ff:adcd
72.255.173.206 0:0:0:0:0:ffff:48ff:adce
72.255.173.207 0:0:0:0:0:ffff:48ff:adcf
72.255.173.208 0:0:0:0:0:ffff:48ff:add0
72.255.173.209 0:0:0:0:0:ffff:48ff:add1
72.255.173.210 0:0:0:0:0:ffff:48ff:add2
72.255.173.211 0:0:0:0:0:ffff:48ff:add3
72.255.173.212 0:0:0:0:0:ffff:48ff:add4
72.255.173.213 0:0:0:0:0:ffff:48ff:add5
72.255.173.214 0:0:0:0:0:ffff:48ff:add6
72.255.173.215 0:0:0:0:0:ffff:48ff:add7
72.255.173.216 0:0:0:0:0:ffff:48ff:add8
72.255.173.217 0:0:0:0:0:ffff:48ff:add9
72.255.173.218 0:0:0:0:0:ffff:48ff:adda
72.255.173.219 0:0:0:0:0:ffff:48ff:addb
72.255.173.220 0:0:0:0:0:ffff:48ff:addc
72.255.173.221 0:0:0:0:0:ffff:48ff:addd
72.255.173.222 0:0:0:0:0:ffff:48ff:adde
72.255.173.223 0:0:0:0:0:ffff:48ff:addf
72.255.173.224 0:0:0:0:0:ffff:48ff:ade0
72.255.173.225 0:0:0:0:0:ffff:48ff:ade1
72.255.173.226 0:0:0:0:0:ffff:48ff:ade2
72.255.173.227 0:0:0:0:0:ffff:48ff:ade3
72.255.173.228 0:0:0:0:0:ffff:48ff:ade4
72.255.173.229 0:0:0:0:0:ffff:48ff:ade5
72.255.173.230 0:0:0:0:0:ffff:48ff:ade6
72.255.173.231 0:0:0:0:0:ffff:48ff:ade7
72.255.173.232 0:0:0:0:0:ffff:48ff:ade8
72.255.173.233 0:0:0:0:0:ffff:48ff:ade9
72.255.173.234 0:0:0:0:0:ffff:48ff:adea
72.255.173.235 0:0:0:0:0:ffff:48ff:adeb
72.255.173.236 0:0:0:0:0:ffff:48ff:adec
72.255.173.237 0:0:0:0:0:ffff:48ff:aded
72.255.173.238 0:0:0:0:0:ffff:48ff:adee
72.255.173.239 0:0:0:0:0:ffff:48ff:adef
72.255.173.240 0:0:0:0:0:ffff:48ff:adf0
72.255.173.241 0:0:0:0:0:ffff:48ff:adf1
72.255.173.242 0:0:0:0:0:ffff:48ff:adf2
72.255.173.243 0:0:0:0:0:ffff:48ff:adf3
72.255.173.244 0:0:0:0:0:ffff:48ff:adf4
72.255.173.245 0:0:0:0:0:ffff:48ff:adf5
72.255.173.246 0:0:0:0:0:ffff:48ff:adf6
72.255.173.247 0:0:0:0:0:ffff:48ff:adf7
72.255.173.248 0:0:0:0:0:ffff:48ff:adf8
72.255.173.249 0:0:0:0:0:ffff:48ff:adf9
72.255.173.250 0:0:0:0:0:ffff:48ff:adfa
72.255.173.251 0:0:0:0:0:ffff:48ff:adfb
72.255.173.252 0:0:0:0:0:ffff:48ff:adfc
72.255.173.253 0:0:0:0:0:ffff:48ff:adfd
72.255.173.254 0:0:0:0:0:ffff:48ff:adfe
72.255.173.255 0:0:0:0:0:ffff:48ff:adff


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.