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
42.152.203.1 0:0:0:0:0:ffff:2a98:cb01
42.152.203.2 0:0:0:0:0:ffff:2a98:cb02
42.152.203.3 0:0:0:0:0:ffff:2a98:cb03
42.152.203.4 0:0:0:0:0:ffff:2a98:cb04
42.152.203.5 0:0:0:0:0:ffff:2a98:cb05
42.152.203.6 0:0:0:0:0:ffff:2a98:cb06
42.152.203.7 0:0:0:0:0:ffff:2a98:cb07
42.152.203.8 0:0:0:0:0:ffff:2a98:cb08
42.152.203.9 0:0:0:0:0:ffff:2a98:cb09
42.152.203.10 0:0:0:0:0:ffff:2a98:cb0a
42.152.203.11 0:0:0:0:0:ffff:2a98:cb0b
42.152.203.12 0:0:0:0:0:ffff:2a98:cb0c
42.152.203.13 0:0:0:0:0:ffff:2a98:cb0d
42.152.203.14 0:0:0:0:0:ffff:2a98:cb0e
42.152.203.15 0:0:0:0:0:ffff:2a98:cb0f
42.152.203.16 0:0:0:0:0:ffff:2a98:cb10
42.152.203.17 0:0:0:0:0:ffff:2a98:cb11
42.152.203.18 0:0:0:0:0:ffff:2a98:cb12
42.152.203.19 0:0:0:0:0:ffff:2a98:cb13
42.152.203.20 0:0:0:0:0:ffff:2a98:cb14
42.152.203.21 0:0:0:0:0:ffff:2a98:cb15
42.152.203.22 0:0:0:0:0:ffff:2a98:cb16
42.152.203.23 0:0:0:0:0:ffff:2a98:cb17
42.152.203.24 0:0:0:0:0:ffff:2a98:cb18
42.152.203.25 0:0:0:0:0:ffff:2a98:cb19
42.152.203.26 0:0:0:0:0:ffff:2a98:cb1a
42.152.203.27 0:0:0:0:0:ffff:2a98:cb1b
42.152.203.28 0:0:0:0:0:ffff:2a98:cb1c
42.152.203.29 0:0:0:0:0:ffff:2a98:cb1d
42.152.203.30 0:0:0:0:0:ffff:2a98:cb1e
42.152.203.31 0:0:0:0:0:ffff:2a98:cb1f
42.152.203.32 0:0:0:0:0:ffff:2a98:cb20
42.152.203.33 0:0:0:0:0:ffff:2a98:cb21
42.152.203.34 0:0:0:0:0:ffff:2a98:cb22
42.152.203.35 0:0:0:0:0:ffff:2a98:cb23
42.152.203.36 0:0:0:0:0:ffff:2a98:cb24
42.152.203.37 0:0:0:0:0:ffff:2a98:cb25
42.152.203.38 0:0:0:0:0:ffff:2a98:cb26
42.152.203.39 0:0:0:0:0:ffff:2a98:cb27
42.152.203.40 0:0:0:0:0:ffff:2a98:cb28
42.152.203.41 0:0:0:0:0:ffff:2a98:cb29
42.152.203.42 0:0:0:0:0:ffff:2a98:cb2a
42.152.203.43 0:0:0:0:0:ffff:2a98:cb2b
42.152.203.44 0:0:0:0:0:ffff:2a98:cb2c
42.152.203.45 0:0:0:0:0:ffff:2a98:cb2d
42.152.203.46 0:0:0:0:0:ffff:2a98:cb2e
42.152.203.47 0:0:0:0:0:ffff:2a98:cb2f
42.152.203.48 0:0:0:0:0:ffff:2a98:cb30
42.152.203.49 0:0:0:0:0:ffff:2a98:cb31
42.152.203.50 0:0:0:0:0:ffff:2a98:cb32
42.152.203.51 0:0:0:0:0:ffff:2a98:cb33
42.152.203.52 0:0:0:0:0:ffff:2a98:cb34
42.152.203.53 0:0:0:0:0:ffff:2a98:cb35
42.152.203.54 0:0:0:0:0:ffff:2a98:cb36
42.152.203.55 0:0:0:0:0:ffff:2a98:cb37
42.152.203.56 0:0:0:0:0:ffff:2a98:cb38
42.152.203.57 0:0:0:0:0:ffff:2a98:cb39
42.152.203.58 0:0:0:0:0:ffff:2a98:cb3a
42.152.203.59 0:0:0:0:0:ffff:2a98:cb3b
42.152.203.60 0:0:0:0:0:ffff:2a98:cb3c


42.152.203.61 0:0:0:0:0:ffff:2a98:cb3d
42.152.203.62 0:0:0:0:0:ffff:2a98:cb3e
42.152.203.63 0:0:0:0:0:ffff:2a98:cb3f
42.152.203.64 0:0:0:0:0:ffff:2a98:cb40
42.152.203.65 0:0:0:0:0:ffff:2a98:cb41
42.152.203.66 0:0:0:0:0:ffff:2a98:cb42
42.152.203.67 0:0:0:0:0:ffff:2a98:cb43
42.152.203.68 0:0:0:0:0:ffff:2a98:cb44
42.152.203.69 0:0:0:0:0:ffff:2a98:cb45
42.152.203.70 0:0:0:0:0:ffff:2a98:cb46
42.152.203.71 0:0:0:0:0:ffff:2a98:cb47
42.152.203.72 0:0:0:0:0:ffff:2a98:cb48
42.152.203.73 0:0:0:0:0:ffff:2a98:cb49
42.152.203.74 0:0:0:0:0:ffff:2a98:cb4a
42.152.203.75 0:0:0:0:0:ffff:2a98:cb4b
42.152.203.76 0:0:0:0:0:ffff:2a98:cb4c
42.152.203.77 0:0:0:0:0:ffff:2a98:cb4d
42.152.203.78 0:0:0:0:0:ffff:2a98:cb4e
42.152.203.79 0:0:0:0:0:ffff:2a98:cb4f
42.152.203.80 0:0:0:0:0:ffff:2a98:cb50
42.152.203.81 0:0:0:0:0:ffff:2a98:cb51
42.152.203.82 0:0:0:0:0:ffff:2a98:cb52
42.152.203.83 0:0:0:0:0:ffff:2a98:cb53
42.152.203.84 0:0:0:0:0:ffff:2a98:cb54
42.152.203.85 0:0:0:0:0:ffff:2a98:cb55
42.152.203.86 0:0:0:0:0:ffff:2a98:cb56
42.152.203.87 0:0:0:0:0:ffff:2a98:cb57
42.152.203.88 0:0:0:0:0:ffff:2a98:cb58
42.152.203.89 0:0:0:0:0:ffff:2a98:cb59
42.152.203.90 0:0:0:0:0:ffff:2a98:cb5a
42.152.203.91 0:0:0:0:0:ffff:2a98:cb5b
42.152.203.92 0:0:0:0:0:ffff:2a98:cb5c
42.152.203.93 0:0:0:0:0:ffff:2a98:cb5d
42.152.203.94 0:0:0:0:0:ffff:2a98:cb5e
42.152.203.95 0:0:0:0:0:ffff:2a98:cb5f
42.152.203.96 0:0:0:0:0:ffff:2a98:cb60
42.152.203.97 0:0:0:0:0:ffff:2a98:cb61
42.152.203.98 0:0:0:0:0:ffff:2a98:cb62
42.152.203.99 0:0:0:0:0:ffff:2a98:cb63
42.152.203.100 0:0:0:0:0:ffff:2a98:cb64
42.152.203.101 0:0:0:0:0:ffff:2a98:cb65
42.152.203.102 0:0:0:0:0:ffff:2a98:cb66
42.152.203.103 0:0:0:0:0:ffff:2a98:cb67
42.152.203.104 0:0:0:0:0:ffff:2a98:cb68
42.152.203.105 0:0:0:0:0:ffff:2a98:cb69
42.152.203.106 0:0:0:0:0:ffff:2a98:cb6a
42.152.203.107 0:0:0:0:0:ffff:2a98:cb6b
42.152.203.108 0:0:0:0:0:ffff:2a98:cb6c
42.152.203.109 0:0:0:0:0:ffff:2a98:cb6d
42.152.203.110 0:0:0:0:0:ffff:2a98:cb6e
42.152.203.111 0:0:0:0:0:ffff:2a98:cb6f
42.152.203.112 0:0:0:0:0:ffff:2a98:cb70
42.152.203.113 0:0:0:0:0:ffff:2a98:cb71
42.152.203.114 0:0:0:0:0:ffff:2a98:cb72
42.152.203.115 0:0:0:0:0:ffff:2a98:cb73
42.152.203.116 0:0:0:0:0:ffff:2a98:cb74
42.152.203.117 0:0:0:0:0:ffff:2a98:cb75
42.152.203.118 0:0:0:0:0:ffff:2a98:cb76
42.152.203.119 0:0:0:0:0:ffff:2a98:cb77
42.152.203.120 0:0:0:0:0:ffff:2a98:cb78


42.152.203.121 0:0:0:0:0:ffff:2a98:cb79
42.152.203.122 0:0:0:0:0:ffff:2a98:cb7a
42.152.203.123 0:0:0:0:0:ffff:2a98:cb7b
42.152.203.124 0:0:0:0:0:ffff:2a98:cb7c
42.152.203.125 0:0:0:0:0:ffff:2a98:cb7d
42.152.203.126 0:0:0:0:0:ffff:2a98:cb7e
42.152.203.127 0:0:0:0:0:ffff:2a98:cb7f
42.152.203.128 0:0:0:0:0:ffff:2a98:cb80
42.152.203.129 0:0:0:0:0:ffff:2a98:cb81
42.152.203.130 0:0:0:0:0:ffff:2a98:cb82
42.152.203.131 0:0:0:0:0:ffff:2a98:cb83
42.152.203.132 0:0:0:0:0:ffff:2a98:cb84
42.152.203.133 0:0:0:0:0:ffff:2a98:cb85
42.152.203.134 0:0:0:0:0:ffff:2a98:cb86
42.152.203.135 0:0:0:0:0:ffff:2a98:cb87
42.152.203.136 0:0:0:0:0:ffff:2a98:cb88
42.152.203.137 0:0:0:0:0:ffff:2a98:cb89
42.152.203.138 0:0:0:0:0:ffff:2a98:cb8a
42.152.203.139 0:0:0:0:0:ffff:2a98:cb8b
42.152.203.140 0:0:0:0:0:ffff:2a98:cb8c
42.152.203.141 0:0:0:0:0:ffff:2a98:cb8d
42.152.203.142 0:0:0:0:0:ffff:2a98:cb8e
42.152.203.143 0:0:0:0:0:ffff:2a98:cb8f
42.152.203.144 0:0:0:0:0:ffff:2a98:cb90
42.152.203.145 0:0:0:0:0:ffff:2a98:cb91
42.152.203.146 0:0:0:0:0:ffff:2a98:cb92
42.152.203.147 0:0:0:0:0:ffff:2a98:cb93
42.152.203.148 0:0:0:0:0:ffff:2a98:cb94
42.152.203.149 0:0:0:0:0:ffff:2a98:cb95
42.152.203.150 0:0:0:0:0:ffff:2a98:cb96
42.152.203.151 0:0:0:0:0:ffff:2a98:cb97
42.152.203.152 0:0:0:0:0:ffff:2a98:cb98
42.152.203.153 0:0:0:0:0:ffff:2a98:cb99
42.152.203.154 0:0:0:0:0:ffff:2a98:cb9a
42.152.203.155 0:0:0:0:0:ffff:2a98:cb9b
42.152.203.156 0:0:0:0:0:ffff:2a98:cb9c
42.152.203.157 0:0:0:0:0:ffff:2a98:cb9d
42.152.203.158 0:0:0:0:0:ffff:2a98:cb9e
42.152.203.159 0:0:0:0:0:ffff:2a98:cb9f
42.152.203.160 0:0:0:0:0:ffff:2a98:cba0
42.152.203.161 0:0:0:0:0:ffff:2a98:cba1
42.152.203.162 0:0:0:0:0:ffff:2a98:cba2
42.152.203.163 0:0:0:0:0:ffff:2a98:cba3
42.152.203.164 0:0:0:0:0:ffff:2a98:cba4
42.152.203.165 0:0:0:0:0:ffff:2a98:cba5
42.152.203.166 0:0:0:0:0:ffff:2a98:cba6
42.152.203.167 0:0:0:0:0:ffff:2a98:cba7
42.152.203.168 0:0:0:0:0:ffff:2a98:cba8
42.152.203.169 0:0:0:0:0:ffff:2a98:cba9
42.152.203.170 0:0:0:0:0:ffff:2a98:cbaa
42.152.203.171 0:0:0:0:0:ffff:2a98:cbab
42.152.203.172 0:0:0:0:0:ffff:2a98:cbac
42.152.203.173 0:0:0:0:0:ffff:2a98:cbad
42.152.203.174 0:0:0:0:0:ffff:2a98:cbae
42.152.203.175 0:0:0:0:0:ffff:2a98:cbaf
42.152.203.176 0:0:0:0:0:ffff:2a98:cbb0
42.152.203.177 0:0:0:0:0:ffff:2a98:cbb1
42.152.203.178 0:0:0:0:0:ffff:2a98:cbb2
42.152.203.179 0:0:0:0:0:ffff:2a98:cbb3
42.152.203.180 0:0:0:0:0:ffff:2a98:cbb4


42.152.203.181 0:0:0:0:0:ffff:2a98:cbb5
42.152.203.182 0:0:0:0:0:ffff:2a98:cbb6
42.152.203.183 0:0:0:0:0:ffff:2a98:cbb7
42.152.203.184 0:0:0:0:0:ffff:2a98:cbb8
42.152.203.185 0:0:0:0:0:ffff:2a98:cbb9
42.152.203.186 0:0:0:0:0:ffff:2a98:cbba
42.152.203.187 0:0:0:0:0:ffff:2a98:cbbb
42.152.203.188 0:0:0:0:0:ffff:2a98:cbbc
42.152.203.189 0:0:0:0:0:ffff:2a98:cbbd
42.152.203.190 0:0:0:0:0:ffff:2a98:cbbe
42.152.203.191 0:0:0:0:0:ffff:2a98:cbbf
42.152.203.192 0:0:0:0:0:ffff:2a98:cbc0
42.152.203.193 0:0:0:0:0:ffff:2a98:cbc1
42.152.203.194 0:0:0:0:0:ffff:2a98:cbc2
42.152.203.195 0:0:0:0:0:ffff:2a98:cbc3
42.152.203.196 0:0:0:0:0:ffff:2a98:cbc4
42.152.203.197 0:0:0:0:0:ffff:2a98:cbc5
42.152.203.198 0:0:0:0:0:ffff:2a98:cbc6
42.152.203.199 0:0:0:0:0:ffff:2a98:cbc7
42.152.203.200 0:0:0:0:0:ffff:2a98:cbc8
42.152.203.201 0:0:0:0:0:ffff:2a98:cbc9
42.152.203.202 0:0:0:0:0:ffff:2a98:cbca
42.152.203.203 0:0:0:0:0:ffff:2a98:cbcb
42.152.203.204 0:0:0:0:0:ffff:2a98:cbcc
42.152.203.205 0:0:0:0:0:ffff:2a98:cbcd
42.152.203.206 0:0:0:0:0:ffff:2a98:cbce
42.152.203.207 0:0:0:0:0:ffff:2a98:cbcf
42.152.203.208 0:0:0:0:0:ffff:2a98:cbd0
42.152.203.209 0:0:0:0:0:ffff:2a98:cbd1
42.152.203.210 0:0:0:0:0:ffff:2a98:cbd2
42.152.203.211 0:0:0:0:0:ffff:2a98:cbd3
42.152.203.212 0:0:0:0:0:ffff:2a98:cbd4
42.152.203.213 0:0:0:0:0:ffff:2a98:cbd5
42.152.203.214 0:0:0:0:0:ffff:2a98:cbd6
42.152.203.215 0:0:0:0:0:ffff:2a98:cbd7
42.152.203.216 0:0:0:0:0:ffff:2a98:cbd8
42.152.203.217 0:0:0:0:0:ffff:2a98:cbd9
42.152.203.218 0:0:0:0:0:ffff:2a98:cbda
42.152.203.219 0:0:0:0:0:ffff:2a98:cbdb
42.152.203.220 0:0:0:0:0:ffff:2a98:cbdc
42.152.203.221 0:0:0:0:0:ffff:2a98:cbdd
42.152.203.222 0:0:0:0:0:ffff:2a98:cbde
42.152.203.223 0:0:0:0:0:ffff:2a98:cbdf
42.152.203.224 0:0:0:0:0:ffff:2a98:cbe0
42.152.203.225 0:0:0:0:0:ffff:2a98:cbe1
42.152.203.226 0:0:0:0:0:ffff:2a98:cbe2
42.152.203.227 0:0:0:0:0:ffff:2a98:cbe3
42.152.203.228 0:0:0:0:0:ffff:2a98:cbe4
42.152.203.229 0:0:0:0:0:ffff:2a98:cbe5
42.152.203.230 0:0:0:0:0:ffff:2a98:cbe6
42.152.203.231 0:0:0:0:0:ffff:2a98:cbe7
42.152.203.232 0:0:0:0:0:ffff:2a98:cbe8
42.152.203.233 0:0:0:0:0:ffff:2a98:cbe9
42.152.203.234 0:0:0:0:0:ffff:2a98:cbea
42.152.203.235 0:0:0:0:0:ffff:2a98:cbeb
42.152.203.236 0:0:0:0:0:ffff:2a98:cbec
42.152.203.237 0:0:0:0:0:ffff:2a98:cbed
42.152.203.238 0:0:0:0:0:ffff:2a98:cbee
42.152.203.239 0:0:0:0:0:ffff:2a98:cbef
42.152.203.240 0:0:0:0:0:ffff:2a98:cbf0
42.152.203.241 0:0:0:0:0:ffff:2a98:cbf1
42.152.203.242 0:0:0:0:0:ffff:2a98:cbf2
42.152.203.243 0:0:0:0:0:ffff:2a98:cbf3
42.152.203.244 0:0:0:0:0:ffff:2a98:cbf4
42.152.203.245 0:0:0:0:0:ffff:2a98:cbf5
42.152.203.246 0:0:0:0:0:ffff:2a98:cbf6
42.152.203.247 0:0:0:0:0:ffff:2a98:cbf7
42.152.203.248 0:0:0:0:0:ffff:2a98:cbf8
42.152.203.249 0:0:0:0:0:ffff:2a98:cbf9
42.152.203.250 0:0:0:0:0:ffff:2a98:cbfa
42.152.203.251 0:0:0:0:0:ffff:2a98:cbfb
42.152.203.252 0:0:0:0:0:ffff:2a98:cbfc
42.152.203.253 0:0:0:0:0:ffff:2a98:cbfd
42.152.203.254 0:0:0:0:0:ffff:2a98:cbfe
42.152.203.255 0:0:0:0:0:ffff:2a98: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.