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
203.160.203.1 0:0:0:0:0:ffff:cba0:cb01
203.160.203.2 0:0:0:0:0:ffff:cba0:cb02
203.160.203.3 0:0:0:0:0:ffff:cba0:cb03
203.160.203.4 0:0:0:0:0:ffff:cba0:cb04
203.160.203.5 0:0:0:0:0:ffff:cba0:cb05
203.160.203.6 0:0:0:0:0:ffff:cba0:cb06
203.160.203.7 0:0:0:0:0:ffff:cba0:cb07
203.160.203.8 0:0:0:0:0:ffff:cba0:cb08
203.160.203.9 0:0:0:0:0:ffff:cba0:cb09
203.160.203.10 0:0:0:0:0:ffff:cba0:cb0a
203.160.203.11 0:0:0:0:0:ffff:cba0:cb0b
203.160.203.12 0:0:0:0:0:ffff:cba0:cb0c
203.160.203.13 0:0:0:0:0:ffff:cba0:cb0d
203.160.203.14 0:0:0:0:0:ffff:cba0:cb0e
203.160.203.15 0:0:0:0:0:ffff:cba0:cb0f
203.160.203.16 0:0:0:0:0:ffff:cba0:cb10
203.160.203.17 0:0:0:0:0:ffff:cba0:cb11
203.160.203.18 0:0:0:0:0:ffff:cba0:cb12
203.160.203.19 0:0:0:0:0:ffff:cba0:cb13
203.160.203.20 0:0:0:0:0:ffff:cba0:cb14
203.160.203.21 0:0:0:0:0:ffff:cba0:cb15
203.160.203.22 0:0:0:0:0:ffff:cba0:cb16
203.160.203.23 0:0:0:0:0:ffff:cba0:cb17
203.160.203.24 0:0:0:0:0:ffff:cba0:cb18
203.160.203.25 0:0:0:0:0:ffff:cba0:cb19
203.160.203.26 0:0:0:0:0:ffff:cba0:cb1a
203.160.203.27 0:0:0:0:0:ffff:cba0:cb1b
203.160.203.28 0:0:0:0:0:ffff:cba0:cb1c
203.160.203.29 0:0:0:0:0:ffff:cba0:cb1d
203.160.203.30 0:0:0:0:0:ffff:cba0:cb1e
203.160.203.31 0:0:0:0:0:ffff:cba0:cb1f
203.160.203.32 0:0:0:0:0:ffff:cba0:cb20
203.160.203.33 0:0:0:0:0:ffff:cba0:cb21
203.160.203.34 0:0:0:0:0:ffff:cba0:cb22
203.160.203.35 0:0:0:0:0:ffff:cba0:cb23
203.160.203.36 0:0:0:0:0:ffff:cba0:cb24
203.160.203.37 0:0:0:0:0:ffff:cba0:cb25
203.160.203.38 0:0:0:0:0:ffff:cba0:cb26
203.160.203.39 0:0:0:0:0:ffff:cba0:cb27
203.160.203.40 0:0:0:0:0:ffff:cba0:cb28
203.160.203.41 0:0:0:0:0:ffff:cba0:cb29
203.160.203.42 0:0:0:0:0:ffff:cba0:cb2a
203.160.203.43 0:0:0:0:0:ffff:cba0:cb2b
203.160.203.44 0:0:0:0:0:ffff:cba0:cb2c
203.160.203.45 0:0:0:0:0:ffff:cba0:cb2d
203.160.203.46 0:0:0:0:0:ffff:cba0:cb2e
203.160.203.47 0:0:0:0:0:ffff:cba0:cb2f
203.160.203.48 0:0:0:0:0:ffff:cba0:cb30
203.160.203.49 0:0:0:0:0:ffff:cba0:cb31
203.160.203.50 0:0:0:0:0:ffff:cba0:cb32
203.160.203.51 0:0:0:0:0:ffff:cba0:cb33
203.160.203.52 0:0:0:0:0:ffff:cba0:cb34
203.160.203.53 0:0:0:0:0:ffff:cba0:cb35
203.160.203.54 0:0:0:0:0:ffff:cba0:cb36
203.160.203.55 0:0:0:0:0:ffff:cba0:cb37
203.160.203.56 0:0:0:0:0:ffff:cba0:cb38
203.160.203.57 0:0:0:0:0:ffff:cba0:cb39
203.160.203.58 0:0:0:0:0:ffff:cba0:cb3a
203.160.203.59 0:0:0:0:0:ffff:cba0:cb3b
203.160.203.60 0:0:0:0:0:ffff:cba0:cb3c


203.160.203.61 0:0:0:0:0:ffff:cba0:cb3d
203.160.203.62 0:0:0:0:0:ffff:cba0:cb3e
203.160.203.63 0:0:0:0:0:ffff:cba0:cb3f
203.160.203.64 0:0:0:0:0:ffff:cba0:cb40
203.160.203.65 0:0:0:0:0:ffff:cba0:cb41
203.160.203.66 0:0:0:0:0:ffff:cba0:cb42
203.160.203.67 0:0:0:0:0:ffff:cba0:cb43
203.160.203.68 0:0:0:0:0:ffff:cba0:cb44
203.160.203.69 0:0:0:0:0:ffff:cba0:cb45
203.160.203.70 0:0:0:0:0:ffff:cba0:cb46
203.160.203.71 0:0:0:0:0:ffff:cba0:cb47
203.160.203.72 0:0:0:0:0:ffff:cba0:cb48
203.160.203.73 0:0:0:0:0:ffff:cba0:cb49
203.160.203.74 0:0:0:0:0:ffff:cba0:cb4a
203.160.203.75 0:0:0:0:0:ffff:cba0:cb4b
203.160.203.76 0:0:0:0:0:ffff:cba0:cb4c
203.160.203.77 0:0:0:0:0:ffff:cba0:cb4d
203.160.203.78 0:0:0:0:0:ffff:cba0:cb4e
203.160.203.79 0:0:0:0:0:ffff:cba0:cb4f
203.160.203.80 0:0:0:0:0:ffff:cba0:cb50
203.160.203.81 0:0:0:0:0:ffff:cba0:cb51
203.160.203.82 0:0:0:0:0:ffff:cba0:cb52
203.160.203.83 0:0:0:0:0:ffff:cba0:cb53
203.160.203.84 0:0:0:0:0:ffff:cba0:cb54
203.160.203.85 0:0:0:0:0:ffff:cba0:cb55
203.160.203.86 0:0:0:0:0:ffff:cba0:cb56
203.160.203.87 0:0:0:0:0:ffff:cba0:cb57
203.160.203.88 0:0:0:0:0:ffff:cba0:cb58
203.160.203.89 0:0:0:0:0:ffff:cba0:cb59
203.160.203.90 0:0:0:0:0:ffff:cba0:cb5a
203.160.203.91 0:0:0:0:0:ffff:cba0:cb5b
203.160.203.92 0:0:0:0:0:ffff:cba0:cb5c
203.160.203.93 0:0:0:0:0:ffff:cba0:cb5d
203.160.203.94 0:0:0:0:0:ffff:cba0:cb5e
203.160.203.95 0:0:0:0:0:ffff:cba0:cb5f
203.160.203.96 0:0:0:0:0:ffff:cba0:cb60
203.160.203.97 0:0:0:0:0:ffff:cba0:cb61
203.160.203.98 0:0:0:0:0:ffff:cba0:cb62
203.160.203.99 0:0:0:0:0:ffff:cba0:cb63
203.160.203.100 0:0:0:0:0:ffff:cba0:cb64
203.160.203.101 0:0:0:0:0:ffff:cba0:cb65
203.160.203.102 0:0:0:0:0:ffff:cba0:cb66
203.160.203.103 0:0:0:0:0:ffff:cba0:cb67
203.160.203.104 0:0:0:0:0:ffff:cba0:cb68
203.160.203.105 0:0:0:0:0:ffff:cba0:cb69
203.160.203.106 0:0:0:0:0:ffff:cba0:cb6a
203.160.203.107 0:0:0:0:0:ffff:cba0:cb6b
203.160.203.108 0:0:0:0:0:ffff:cba0:cb6c
203.160.203.109 0:0:0:0:0:ffff:cba0:cb6d
203.160.203.110 0:0:0:0:0:ffff:cba0:cb6e
203.160.203.111 0:0:0:0:0:ffff:cba0:cb6f
203.160.203.112 0:0:0:0:0:ffff:cba0:cb70
203.160.203.113 0:0:0:0:0:ffff:cba0:cb71
203.160.203.114 0:0:0:0:0:ffff:cba0:cb72
203.160.203.115 0:0:0:0:0:ffff:cba0:cb73
203.160.203.116 0:0:0:0:0:ffff:cba0:cb74
203.160.203.117 0:0:0:0:0:ffff:cba0:cb75
203.160.203.118 0:0:0:0:0:ffff:cba0:cb76
203.160.203.119 0:0:0:0:0:ffff:cba0:cb77
203.160.203.120 0:0:0:0:0:ffff:cba0:cb78


203.160.203.121 0:0:0:0:0:ffff:cba0:cb79
203.160.203.122 0:0:0:0:0:ffff:cba0:cb7a
203.160.203.123 0:0:0:0:0:ffff:cba0:cb7b
203.160.203.124 0:0:0:0:0:ffff:cba0:cb7c
203.160.203.125 0:0:0:0:0:ffff:cba0:cb7d
203.160.203.126 0:0:0:0:0:ffff:cba0:cb7e
203.160.203.127 0:0:0:0:0:ffff:cba0:cb7f
203.160.203.128 0:0:0:0:0:ffff:cba0:cb80
203.160.203.129 0:0:0:0:0:ffff:cba0:cb81
203.160.203.130 0:0:0:0:0:ffff:cba0:cb82
203.160.203.131 0:0:0:0:0:ffff:cba0:cb83
203.160.203.132 0:0:0:0:0:ffff:cba0:cb84
203.160.203.133 0:0:0:0:0:ffff:cba0:cb85
203.160.203.134 0:0:0:0:0:ffff:cba0:cb86
203.160.203.135 0:0:0:0:0:ffff:cba0:cb87
203.160.203.136 0:0:0:0:0:ffff:cba0:cb88
203.160.203.137 0:0:0:0:0:ffff:cba0:cb89
203.160.203.138 0:0:0:0:0:ffff:cba0:cb8a
203.160.203.139 0:0:0:0:0:ffff:cba0:cb8b
203.160.203.140 0:0:0:0:0:ffff:cba0:cb8c
203.160.203.141 0:0:0:0:0:ffff:cba0:cb8d
203.160.203.142 0:0:0:0:0:ffff:cba0:cb8e
203.160.203.143 0:0:0:0:0:ffff:cba0:cb8f
203.160.203.144 0:0:0:0:0:ffff:cba0:cb90
203.160.203.145 0:0:0:0:0:ffff:cba0:cb91
203.160.203.146 0:0:0:0:0:ffff:cba0:cb92
203.160.203.147 0:0:0:0:0:ffff:cba0:cb93
203.160.203.148 0:0:0:0:0:ffff:cba0:cb94
203.160.203.149 0:0:0:0:0:ffff:cba0:cb95
203.160.203.150 0:0:0:0:0:ffff:cba0:cb96
203.160.203.151 0:0:0:0:0:ffff:cba0:cb97
203.160.203.152 0:0:0:0:0:ffff:cba0:cb98
203.160.203.153 0:0:0:0:0:ffff:cba0:cb99
203.160.203.154 0:0:0:0:0:ffff:cba0:cb9a
203.160.203.155 0:0:0:0:0:ffff:cba0:cb9b
203.160.203.156 0:0:0:0:0:ffff:cba0:cb9c
203.160.203.157 0:0:0:0:0:ffff:cba0:cb9d
203.160.203.158 0:0:0:0:0:ffff:cba0:cb9e
203.160.203.159 0:0:0:0:0:ffff:cba0:cb9f
203.160.203.160 0:0:0:0:0:ffff:cba0:cba0
203.160.203.161 0:0:0:0:0:ffff:cba0:cba1
203.160.203.162 0:0:0:0:0:ffff:cba0:cba2
203.160.203.163 0:0:0:0:0:ffff:cba0:cba3
203.160.203.164 0:0:0:0:0:ffff:cba0:cba4
203.160.203.165 0:0:0:0:0:ffff:cba0:cba5
203.160.203.166 0:0:0:0:0:ffff:cba0:cba6
203.160.203.167 0:0:0:0:0:ffff:cba0:cba7
203.160.203.168 0:0:0:0:0:ffff:cba0:cba8
203.160.203.169 0:0:0:0:0:ffff:cba0:cba9
203.160.203.170 0:0:0:0:0:ffff:cba0:cbaa
203.160.203.171 0:0:0:0:0:ffff:cba0:cbab
203.160.203.172 0:0:0:0:0:ffff:cba0:cbac
203.160.203.173 0:0:0:0:0:ffff:cba0:cbad
203.160.203.174 0:0:0:0:0:ffff:cba0:cbae
203.160.203.175 0:0:0:0:0:ffff:cba0:cbaf
203.160.203.176 0:0:0:0:0:ffff:cba0:cbb0
203.160.203.177 0:0:0:0:0:ffff:cba0:cbb1
203.160.203.178 0:0:0:0:0:ffff:cba0:cbb2
203.160.203.179 0:0:0:0:0:ffff:cba0:cbb3
203.160.203.180 0:0:0:0:0:ffff:cba0:cbb4


203.160.203.181 0:0:0:0:0:ffff:cba0:cbb5
203.160.203.182 0:0:0:0:0:ffff:cba0:cbb6
203.160.203.183 0:0:0:0:0:ffff:cba0:cbb7
203.160.203.184 0:0:0:0:0:ffff:cba0:cbb8
203.160.203.185 0:0:0:0:0:ffff:cba0:cbb9
203.160.203.186 0:0:0:0:0:ffff:cba0:cbba
203.160.203.187 0:0:0:0:0:ffff:cba0:cbbb
203.160.203.188 0:0:0:0:0:ffff:cba0:cbbc
203.160.203.189 0:0:0:0:0:ffff:cba0:cbbd
203.160.203.190 0:0:0:0:0:ffff:cba0:cbbe
203.160.203.191 0:0:0:0:0:ffff:cba0:cbbf
203.160.203.192 0:0:0:0:0:ffff:cba0:cbc0
203.160.203.193 0:0:0:0:0:ffff:cba0:cbc1
203.160.203.194 0:0:0:0:0:ffff:cba0:cbc2
203.160.203.195 0:0:0:0:0:ffff:cba0:cbc3
203.160.203.196 0:0:0:0:0:ffff:cba0:cbc4
203.160.203.197 0:0:0:0:0:ffff:cba0:cbc5
203.160.203.198 0:0:0:0:0:ffff:cba0:cbc6
203.160.203.199 0:0:0:0:0:ffff:cba0:cbc7
203.160.203.200 0:0:0:0:0:ffff:cba0:cbc8
203.160.203.201 0:0:0:0:0:ffff:cba0:cbc9
203.160.203.202 0:0:0:0:0:ffff:cba0:cbca
203.160.203.203 0:0:0:0:0:ffff:cba0:cbcb
203.160.203.204 0:0:0:0:0:ffff:cba0:cbcc
203.160.203.205 0:0:0:0:0:ffff:cba0:cbcd
203.160.203.206 0:0:0:0:0:ffff:cba0:cbce
203.160.203.207 0:0:0:0:0:ffff:cba0:cbcf
203.160.203.208 0:0:0:0:0:ffff:cba0:cbd0
203.160.203.209 0:0:0:0:0:ffff:cba0:cbd1
203.160.203.210 0:0:0:0:0:ffff:cba0:cbd2
203.160.203.211 0:0:0:0:0:ffff:cba0:cbd3
203.160.203.212 0:0:0:0:0:ffff:cba0:cbd4
203.160.203.213 0:0:0:0:0:ffff:cba0:cbd5
203.160.203.214 0:0:0:0:0:ffff:cba0:cbd6
203.160.203.215 0:0:0:0:0:ffff:cba0:cbd7
203.160.203.216 0:0:0:0:0:ffff:cba0:cbd8
203.160.203.217 0:0:0:0:0:ffff:cba0:cbd9
203.160.203.218 0:0:0:0:0:ffff:cba0:cbda
203.160.203.219 0:0:0:0:0:ffff:cba0:cbdb
203.160.203.220 0:0:0:0:0:ffff:cba0:cbdc
203.160.203.221 0:0:0:0:0:ffff:cba0:cbdd
203.160.203.222 0:0:0:0:0:ffff:cba0:cbde
203.160.203.223 0:0:0:0:0:ffff:cba0:cbdf
203.160.203.224 0:0:0:0:0:ffff:cba0:cbe0
203.160.203.225 0:0:0:0:0:ffff:cba0:cbe1
203.160.203.226 0:0:0:0:0:ffff:cba0:cbe2
203.160.203.227 0:0:0:0:0:ffff:cba0:cbe3
203.160.203.228 0:0:0:0:0:ffff:cba0:cbe4
203.160.203.229 0:0:0:0:0:ffff:cba0:cbe5
203.160.203.230 0:0:0:0:0:ffff:cba0:cbe6
203.160.203.231 0:0:0:0:0:ffff:cba0:cbe7
203.160.203.232 0:0:0:0:0:ffff:cba0:cbe8
203.160.203.233 0:0:0:0:0:ffff:cba0:cbe9
203.160.203.234 0:0:0:0:0:ffff:cba0:cbea
203.160.203.235 0:0:0:0:0:ffff:cba0:cbeb
203.160.203.236 0:0:0:0:0:ffff:cba0:cbec
203.160.203.237 0:0:0:0:0:ffff:cba0:cbed
203.160.203.238 0:0:0:0:0:ffff:cba0:cbee
203.160.203.239 0:0:0:0:0:ffff:cba0:cbef
203.160.203.240 0:0:0:0:0:ffff:cba0:cbf0
203.160.203.241 0:0:0:0:0:ffff:cba0:cbf1
203.160.203.242 0:0:0:0:0:ffff:cba0:cbf2
203.160.203.243 0:0:0:0:0:ffff:cba0:cbf3
203.160.203.244 0:0:0:0:0:ffff:cba0:cbf4
203.160.203.245 0:0:0:0:0:ffff:cba0:cbf5
203.160.203.246 0:0:0:0:0:ffff:cba0:cbf6
203.160.203.247 0:0:0:0:0:ffff:cba0:cbf7
203.160.203.248 0:0:0:0:0:ffff:cba0:cbf8
203.160.203.249 0:0:0:0:0:ffff:cba0:cbf9
203.160.203.250 0:0:0:0:0:ffff:cba0:cbfa
203.160.203.251 0:0:0:0:0:ffff:cba0:cbfb
203.160.203.252 0:0:0:0:0:ffff:cba0:cbfc
203.160.203.253 0:0:0:0:0:ffff:cba0:cbfd
203.160.203.254 0:0:0:0:0:ffff:cba0:cbfe
203.160.203.255 0:0:0:0:0:ffff:cba0:cbff


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.