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
157.147.203.1 0:0:0:0:0:ffff:9d93:cb01
157.147.203.2 0:0:0:0:0:ffff:9d93:cb02
157.147.203.3 0:0:0:0:0:ffff:9d93:cb03
157.147.203.4 0:0:0:0:0:ffff:9d93:cb04
157.147.203.5 0:0:0:0:0:ffff:9d93:cb05
157.147.203.6 0:0:0:0:0:ffff:9d93:cb06
157.147.203.7 0:0:0:0:0:ffff:9d93:cb07
157.147.203.8 0:0:0:0:0:ffff:9d93:cb08
157.147.203.9 0:0:0:0:0:ffff:9d93:cb09
157.147.203.10 0:0:0:0:0:ffff:9d93:cb0a
157.147.203.11 0:0:0:0:0:ffff:9d93:cb0b
157.147.203.12 0:0:0:0:0:ffff:9d93:cb0c
157.147.203.13 0:0:0:0:0:ffff:9d93:cb0d
157.147.203.14 0:0:0:0:0:ffff:9d93:cb0e
157.147.203.15 0:0:0:0:0:ffff:9d93:cb0f
157.147.203.16 0:0:0:0:0:ffff:9d93:cb10
157.147.203.17 0:0:0:0:0:ffff:9d93:cb11
157.147.203.18 0:0:0:0:0:ffff:9d93:cb12
157.147.203.19 0:0:0:0:0:ffff:9d93:cb13
157.147.203.20 0:0:0:0:0:ffff:9d93:cb14
157.147.203.21 0:0:0:0:0:ffff:9d93:cb15
157.147.203.22 0:0:0:0:0:ffff:9d93:cb16
157.147.203.23 0:0:0:0:0:ffff:9d93:cb17
157.147.203.24 0:0:0:0:0:ffff:9d93:cb18
157.147.203.25 0:0:0:0:0:ffff:9d93:cb19
157.147.203.26 0:0:0:0:0:ffff:9d93:cb1a
157.147.203.27 0:0:0:0:0:ffff:9d93:cb1b
157.147.203.28 0:0:0:0:0:ffff:9d93:cb1c
157.147.203.29 0:0:0:0:0:ffff:9d93:cb1d
157.147.203.30 0:0:0:0:0:ffff:9d93:cb1e
157.147.203.31 0:0:0:0:0:ffff:9d93:cb1f
157.147.203.32 0:0:0:0:0:ffff:9d93:cb20
157.147.203.33 0:0:0:0:0:ffff:9d93:cb21
157.147.203.34 0:0:0:0:0:ffff:9d93:cb22
157.147.203.35 0:0:0:0:0:ffff:9d93:cb23
157.147.203.36 0:0:0:0:0:ffff:9d93:cb24
157.147.203.37 0:0:0:0:0:ffff:9d93:cb25
157.147.203.38 0:0:0:0:0:ffff:9d93:cb26
157.147.203.39 0:0:0:0:0:ffff:9d93:cb27
157.147.203.40 0:0:0:0:0:ffff:9d93:cb28
157.147.203.41 0:0:0:0:0:ffff:9d93:cb29
157.147.203.42 0:0:0:0:0:ffff:9d93:cb2a
157.147.203.43 0:0:0:0:0:ffff:9d93:cb2b
157.147.203.44 0:0:0:0:0:ffff:9d93:cb2c
157.147.203.45 0:0:0:0:0:ffff:9d93:cb2d
157.147.203.46 0:0:0:0:0:ffff:9d93:cb2e
157.147.203.47 0:0:0:0:0:ffff:9d93:cb2f
157.147.203.48 0:0:0:0:0:ffff:9d93:cb30
157.147.203.49 0:0:0:0:0:ffff:9d93:cb31
157.147.203.50 0:0:0:0:0:ffff:9d93:cb32
157.147.203.51 0:0:0:0:0:ffff:9d93:cb33
157.147.203.52 0:0:0:0:0:ffff:9d93:cb34
157.147.203.53 0:0:0:0:0:ffff:9d93:cb35
157.147.203.54 0:0:0:0:0:ffff:9d93:cb36
157.147.203.55 0:0:0:0:0:ffff:9d93:cb37
157.147.203.56 0:0:0:0:0:ffff:9d93:cb38
157.147.203.57 0:0:0:0:0:ffff:9d93:cb39
157.147.203.58 0:0:0:0:0:ffff:9d93:cb3a
157.147.203.59 0:0:0:0:0:ffff:9d93:cb3b
157.147.203.60 0:0:0:0:0:ffff:9d93:cb3c


157.147.203.61 0:0:0:0:0:ffff:9d93:cb3d
157.147.203.62 0:0:0:0:0:ffff:9d93:cb3e
157.147.203.63 0:0:0:0:0:ffff:9d93:cb3f
157.147.203.64 0:0:0:0:0:ffff:9d93:cb40
157.147.203.65 0:0:0:0:0:ffff:9d93:cb41
157.147.203.66 0:0:0:0:0:ffff:9d93:cb42
157.147.203.67 0:0:0:0:0:ffff:9d93:cb43
157.147.203.68 0:0:0:0:0:ffff:9d93:cb44
157.147.203.69 0:0:0:0:0:ffff:9d93:cb45
157.147.203.70 0:0:0:0:0:ffff:9d93:cb46
157.147.203.71 0:0:0:0:0:ffff:9d93:cb47
157.147.203.72 0:0:0:0:0:ffff:9d93:cb48
157.147.203.73 0:0:0:0:0:ffff:9d93:cb49
157.147.203.74 0:0:0:0:0:ffff:9d93:cb4a
157.147.203.75 0:0:0:0:0:ffff:9d93:cb4b
157.147.203.76 0:0:0:0:0:ffff:9d93:cb4c
157.147.203.77 0:0:0:0:0:ffff:9d93:cb4d
157.147.203.78 0:0:0:0:0:ffff:9d93:cb4e
157.147.203.79 0:0:0:0:0:ffff:9d93:cb4f
157.147.203.80 0:0:0:0:0:ffff:9d93:cb50
157.147.203.81 0:0:0:0:0:ffff:9d93:cb51
157.147.203.82 0:0:0:0:0:ffff:9d93:cb52
157.147.203.83 0:0:0:0:0:ffff:9d93:cb53
157.147.203.84 0:0:0:0:0:ffff:9d93:cb54
157.147.203.85 0:0:0:0:0:ffff:9d93:cb55
157.147.203.86 0:0:0:0:0:ffff:9d93:cb56
157.147.203.87 0:0:0:0:0:ffff:9d93:cb57
157.147.203.88 0:0:0:0:0:ffff:9d93:cb58
157.147.203.89 0:0:0:0:0:ffff:9d93:cb59
157.147.203.90 0:0:0:0:0:ffff:9d93:cb5a
157.147.203.91 0:0:0:0:0:ffff:9d93:cb5b
157.147.203.92 0:0:0:0:0:ffff:9d93:cb5c
157.147.203.93 0:0:0:0:0:ffff:9d93:cb5d
157.147.203.94 0:0:0:0:0:ffff:9d93:cb5e
157.147.203.95 0:0:0:0:0:ffff:9d93:cb5f
157.147.203.96 0:0:0:0:0:ffff:9d93:cb60
157.147.203.97 0:0:0:0:0:ffff:9d93:cb61
157.147.203.98 0:0:0:0:0:ffff:9d93:cb62
157.147.203.99 0:0:0:0:0:ffff:9d93:cb63
157.147.203.100 0:0:0:0:0:ffff:9d93:cb64
157.147.203.101 0:0:0:0:0:ffff:9d93:cb65
157.147.203.102 0:0:0:0:0:ffff:9d93:cb66
157.147.203.103 0:0:0:0:0:ffff:9d93:cb67
157.147.203.104 0:0:0:0:0:ffff:9d93:cb68
157.147.203.105 0:0:0:0:0:ffff:9d93:cb69
157.147.203.106 0:0:0:0:0:ffff:9d93:cb6a
157.147.203.107 0:0:0:0:0:ffff:9d93:cb6b
157.147.203.108 0:0:0:0:0:ffff:9d93:cb6c
157.147.203.109 0:0:0:0:0:ffff:9d93:cb6d
157.147.203.110 0:0:0:0:0:ffff:9d93:cb6e
157.147.203.111 0:0:0:0:0:ffff:9d93:cb6f
157.147.203.112 0:0:0:0:0:ffff:9d93:cb70
157.147.203.113 0:0:0:0:0:ffff:9d93:cb71
157.147.203.114 0:0:0:0:0:ffff:9d93:cb72
157.147.203.115 0:0:0:0:0:ffff:9d93:cb73
157.147.203.116 0:0:0:0:0:ffff:9d93:cb74
157.147.203.117 0:0:0:0:0:ffff:9d93:cb75
157.147.203.118 0:0:0:0:0:ffff:9d93:cb76
157.147.203.119 0:0:0:0:0:ffff:9d93:cb77
157.147.203.120 0:0:0:0:0:ffff:9d93:cb78


157.147.203.121 0:0:0:0:0:ffff:9d93:cb79
157.147.203.122 0:0:0:0:0:ffff:9d93:cb7a
157.147.203.123 0:0:0:0:0:ffff:9d93:cb7b
157.147.203.124 0:0:0:0:0:ffff:9d93:cb7c
157.147.203.125 0:0:0:0:0:ffff:9d93:cb7d
157.147.203.126 0:0:0:0:0:ffff:9d93:cb7e
157.147.203.127 0:0:0:0:0:ffff:9d93:cb7f
157.147.203.128 0:0:0:0:0:ffff:9d93:cb80
157.147.203.129 0:0:0:0:0:ffff:9d93:cb81
157.147.203.130 0:0:0:0:0:ffff:9d93:cb82
157.147.203.131 0:0:0:0:0:ffff:9d93:cb83
157.147.203.132 0:0:0:0:0:ffff:9d93:cb84
157.147.203.133 0:0:0:0:0:ffff:9d93:cb85
157.147.203.134 0:0:0:0:0:ffff:9d93:cb86
157.147.203.135 0:0:0:0:0:ffff:9d93:cb87
157.147.203.136 0:0:0:0:0:ffff:9d93:cb88
157.147.203.137 0:0:0:0:0:ffff:9d93:cb89
157.147.203.138 0:0:0:0:0:ffff:9d93:cb8a
157.147.203.139 0:0:0:0:0:ffff:9d93:cb8b
157.147.203.140 0:0:0:0:0:ffff:9d93:cb8c
157.147.203.141 0:0:0:0:0:ffff:9d93:cb8d
157.147.203.142 0:0:0:0:0:ffff:9d93:cb8e
157.147.203.143 0:0:0:0:0:ffff:9d93:cb8f
157.147.203.144 0:0:0:0:0:ffff:9d93:cb90
157.147.203.145 0:0:0:0:0:ffff:9d93:cb91
157.147.203.146 0:0:0:0:0:ffff:9d93:cb92
157.147.203.147 0:0:0:0:0:ffff:9d93:cb93
157.147.203.148 0:0:0:0:0:ffff:9d93:cb94
157.147.203.149 0:0:0:0:0:ffff:9d93:cb95
157.147.203.150 0:0:0:0:0:ffff:9d93:cb96
157.147.203.151 0:0:0:0:0:ffff:9d93:cb97
157.147.203.152 0:0:0:0:0:ffff:9d93:cb98
157.147.203.153 0:0:0:0:0:ffff:9d93:cb99
157.147.203.154 0:0:0:0:0:ffff:9d93:cb9a
157.147.203.155 0:0:0:0:0:ffff:9d93:cb9b
157.147.203.156 0:0:0:0:0:ffff:9d93:cb9c
157.147.203.157 0:0:0:0:0:ffff:9d93:cb9d
157.147.203.158 0:0:0:0:0:ffff:9d93:cb9e
157.147.203.159 0:0:0:0:0:ffff:9d93:cb9f
157.147.203.160 0:0:0:0:0:ffff:9d93:cba0
157.147.203.161 0:0:0:0:0:ffff:9d93:cba1
157.147.203.162 0:0:0:0:0:ffff:9d93:cba2
157.147.203.163 0:0:0:0:0:ffff:9d93:cba3
157.147.203.164 0:0:0:0:0:ffff:9d93:cba4
157.147.203.165 0:0:0:0:0:ffff:9d93:cba5
157.147.203.166 0:0:0:0:0:ffff:9d93:cba6
157.147.203.167 0:0:0:0:0:ffff:9d93:cba7
157.147.203.168 0:0:0:0:0:ffff:9d93:cba8
157.147.203.169 0:0:0:0:0:ffff:9d93:cba9
157.147.203.170 0:0:0:0:0:ffff:9d93:cbaa
157.147.203.171 0:0:0:0:0:ffff:9d93:cbab
157.147.203.172 0:0:0:0:0:ffff:9d93:cbac
157.147.203.173 0:0:0:0:0:ffff:9d93:cbad
157.147.203.174 0:0:0:0:0:ffff:9d93:cbae
157.147.203.175 0:0:0:0:0:ffff:9d93:cbaf
157.147.203.176 0:0:0:0:0:ffff:9d93:cbb0
157.147.203.177 0:0:0:0:0:ffff:9d93:cbb1
157.147.203.178 0:0:0:0:0:ffff:9d93:cbb2
157.147.203.179 0:0:0:0:0:ffff:9d93:cbb3
157.147.203.180 0:0:0:0:0:ffff:9d93:cbb4


157.147.203.181 0:0:0:0:0:ffff:9d93:cbb5
157.147.203.182 0:0:0:0:0:ffff:9d93:cbb6
157.147.203.183 0:0:0:0:0:ffff:9d93:cbb7
157.147.203.184 0:0:0:0:0:ffff:9d93:cbb8
157.147.203.185 0:0:0:0:0:ffff:9d93:cbb9
157.147.203.186 0:0:0:0:0:ffff:9d93:cbba
157.147.203.187 0:0:0:0:0:ffff:9d93:cbbb
157.147.203.188 0:0:0:0:0:ffff:9d93:cbbc
157.147.203.189 0:0:0:0:0:ffff:9d93:cbbd
157.147.203.190 0:0:0:0:0:ffff:9d93:cbbe
157.147.203.191 0:0:0:0:0:ffff:9d93:cbbf
157.147.203.192 0:0:0:0:0:ffff:9d93:cbc0
157.147.203.193 0:0:0:0:0:ffff:9d93:cbc1
157.147.203.194 0:0:0:0:0:ffff:9d93:cbc2
157.147.203.195 0:0:0:0:0:ffff:9d93:cbc3
157.147.203.196 0:0:0:0:0:ffff:9d93:cbc4
157.147.203.197 0:0:0:0:0:ffff:9d93:cbc5
157.147.203.198 0:0:0:0:0:ffff:9d93:cbc6
157.147.203.199 0:0:0:0:0:ffff:9d93:cbc7
157.147.203.200 0:0:0:0:0:ffff:9d93:cbc8
157.147.203.201 0:0:0:0:0:ffff:9d93:cbc9
157.147.203.202 0:0:0:0:0:ffff:9d93:cbca
157.147.203.203 0:0:0:0:0:ffff:9d93:cbcb
157.147.203.204 0:0:0:0:0:ffff:9d93:cbcc
157.147.203.205 0:0:0:0:0:ffff:9d93:cbcd
157.147.203.206 0:0:0:0:0:ffff:9d93:cbce
157.147.203.207 0:0:0:0:0:ffff:9d93:cbcf
157.147.203.208 0:0:0:0:0:ffff:9d93:cbd0
157.147.203.209 0:0:0:0:0:ffff:9d93:cbd1
157.147.203.210 0:0:0:0:0:ffff:9d93:cbd2
157.147.203.211 0:0:0:0:0:ffff:9d93:cbd3
157.147.203.212 0:0:0:0:0:ffff:9d93:cbd4
157.147.203.213 0:0:0:0:0:ffff:9d93:cbd5
157.147.203.214 0:0:0:0:0:ffff:9d93:cbd6
157.147.203.215 0:0:0:0:0:ffff:9d93:cbd7
157.147.203.216 0:0:0:0:0:ffff:9d93:cbd8
157.147.203.217 0:0:0:0:0:ffff:9d93:cbd9
157.147.203.218 0:0:0:0:0:ffff:9d93:cbda
157.147.203.219 0:0:0:0:0:ffff:9d93:cbdb
157.147.203.220 0:0:0:0:0:ffff:9d93:cbdc
157.147.203.221 0:0:0:0:0:ffff:9d93:cbdd
157.147.203.222 0:0:0:0:0:ffff:9d93:cbde
157.147.203.223 0:0:0:0:0:ffff:9d93:cbdf
157.147.203.224 0:0:0:0:0:ffff:9d93:cbe0
157.147.203.225 0:0:0:0:0:ffff:9d93:cbe1
157.147.203.226 0:0:0:0:0:ffff:9d93:cbe2
157.147.203.227 0:0:0:0:0:ffff:9d93:cbe3
157.147.203.228 0:0:0:0:0:ffff:9d93:cbe4
157.147.203.229 0:0:0:0:0:ffff:9d93:cbe5
157.147.203.230 0:0:0:0:0:ffff:9d93:cbe6
157.147.203.231 0:0:0:0:0:ffff:9d93:cbe7
157.147.203.232 0:0:0:0:0:ffff:9d93:cbe8
157.147.203.233 0:0:0:0:0:ffff:9d93:cbe9
157.147.203.234 0:0:0:0:0:ffff:9d93:cbea
157.147.203.235 0:0:0:0:0:ffff:9d93:cbeb
157.147.203.236 0:0:0:0:0:ffff:9d93:cbec
157.147.203.237 0:0:0:0:0:ffff:9d93:cbed
157.147.203.238 0:0:0:0:0:ffff:9d93:cbee
157.147.203.239 0:0:0:0:0:ffff:9d93:cbef
157.147.203.240 0:0:0:0:0:ffff:9d93:cbf0
157.147.203.241 0:0:0:0:0:ffff:9d93:cbf1
157.147.203.242 0:0:0:0:0:ffff:9d93:cbf2
157.147.203.243 0:0:0:0:0:ffff:9d93:cbf3
157.147.203.244 0:0:0:0:0:ffff:9d93:cbf4
157.147.203.245 0:0:0:0:0:ffff:9d93:cbf5
157.147.203.246 0:0:0:0:0:ffff:9d93:cbf6
157.147.203.247 0:0:0:0:0:ffff:9d93:cbf7
157.147.203.248 0:0:0:0:0:ffff:9d93:cbf8
157.147.203.249 0:0:0:0:0:ffff:9d93:cbf9
157.147.203.250 0:0:0:0:0:ffff:9d93:cbfa
157.147.203.251 0:0:0:0:0:ffff:9d93:cbfb
157.147.203.252 0:0:0:0:0:ffff:9d93:cbfc
157.147.203.253 0:0:0:0:0:ffff:9d93:cbfd
157.147.203.254 0:0:0:0:0:ffff:9d93:cbfe
157.147.203.255 0:0:0:0:0:ffff:9d93: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.