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
157.187.250.1 0:0:0:0:0:ffff:9dbb:fa01
157.187.250.2 0:0:0:0:0:ffff:9dbb:fa02
157.187.250.3 0:0:0:0:0:ffff:9dbb:fa03
157.187.250.4 0:0:0:0:0:ffff:9dbb:fa04
157.187.250.5 0:0:0:0:0:ffff:9dbb:fa05
157.187.250.6 0:0:0:0:0:ffff:9dbb:fa06
157.187.250.7 0:0:0:0:0:ffff:9dbb:fa07
157.187.250.8 0:0:0:0:0:ffff:9dbb:fa08
157.187.250.9 0:0:0:0:0:ffff:9dbb:fa09
157.187.250.10 0:0:0:0:0:ffff:9dbb:fa0a
157.187.250.11 0:0:0:0:0:ffff:9dbb:fa0b
157.187.250.12 0:0:0:0:0:ffff:9dbb:fa0c
157.187.250.13 0:0:0:0:0:ffff:9dbb:fa0d
157.187.250.14 0:0:0:0:0:ffff:9dbb:fa0e
157.187.250.15 0:0:0:0:0:ffff:9dbb:fa0f
157.187.250.16 0:0:0:0:0:ffff:9dbb:fa10
157.187.250.17 0:0:0:0:0:ffff:9dbb:fa11
157.187.250.18 0:0:0:0:0:ffff:9dbb:fa12
157.187.250.19 0:0:0:0:0:ffff:9dbb:fa13
157.187.250.20 0:0:0:0:0:ffff:9dbb:fa14
157.187.250.21 0:0:0:0:0:ffff:9dbb:fa15
157.187.250.22 0:0:0:0:0:ffff:9dbb:fa16
157.187.250.23 0:0:0:0:0:ffff:9dbb:fa17
157.187.250.24 0:0:0:0:0:ffff:9dbb:fa18
157.187.250.25 0:0:0:0:0:ffff:9dbb:fa19
157.187.250.26 0:0:0:0:0:ffff:9dbb:fa1a
157.187.250.27 0:0:0:0:0:ffff:9dbb:fa1b
157.187.250.28 0:0:0:0:0:ffff:9dbb:fa1c
157.187.250.29 0:0:0:0:0:ffff:9dbb:fa1d
157.187.250.30 0:0:0:0:0:ffff:9dbb:fa1e
157.187.250.31 0:0:0:0:0:ffff:9dbb:fa1f
157.187.250.32 0:0:0:0:0:ffff:9dbb:fa20
157.187.250.33 0:0:0:0:0:ffff:9dbb:fa21
157.187.250.34 0:0:0:0:0:ffff:9dbb:fa22
157.187.250.35 0:0:0:0:0:ffff:9dbb:fa23
157.187.250.36 0:0:0:0:0:ffff:9dbb:fa24
157.187.250.37 0:0:0:0:0:ffff:9dbb:fa25
157.187.250.38 0:0:0:0:0:ffff:9dbb:fa26
157.187.250.39 0:0:0:0:0:ffff:9dbb:fa27
157.187.250.40 0:0:0:0:0:ffff:9dbb:fa28
157.187.250.41 0:0:0:0:0:ffff:9dbb:fa29
157.187.250.42 0:0:0:0:0:ffff:9dbb:fa2a
157.187.250.43 0:0:0:0:0:ffff:9dbb:fa2b
157.187.250.44 0:0:0:0:0:ffff:9dbb:fa2c
157.187.250.45 0:0:0:0:0:ffff:9dbb:fa2d
157.187.250.46 0:0:0:0:0:ffff:9dbb:fa2e
157.187.250.47 0:0:0:0:0:ffff:9dbb:fa2f
157.187.250.48 0:0:0:0:0:ffff:9dbb:fa30
157.187.250.49 0:0:0:0:0:ffff:9dbb:fa31
157.187.250.50 0:0:0:0:0:ffff:9dbb:fa32
157.187.250.51 0:0:0:0:0:ffff:9dbb:fa33
157.187.250.52 0:0:0:0:0:ffff:9dbb:fa34
157.187.250.53 0:0:0:0:0:ffff:9dbb:fa35
157.187.250.54 0:0:0:0:0:ffff:9dbb:fa36
157.187.250.55 0:0:0:0:0:ffff:9dbb:fa37
157.187.250.56 0:0:0:0:0:ffff:9dbb:fa38
157.187.250.57 0:0:0:0:0:ffff:9dbb:fa39
157.187.250.58 0:0:0:0:0:ffff:9dbb:fa3a
157.187.250.59 0:0:0:0:0:ffff:9dbb:fa3b
157.187.250.60 0:0:0:0:0:ffff:9dbb:fa3c


157.187.250.61 0:0:0:0:0:ffff:9dbb:fa3d
157.187.250.62 0:0:0:0:0:ffff:9dbb:fa3e
157.187.250.63 0:0:0:0:0:ffff:9dbb:fa3f
157.187.250.64 0:0:0:0:0:ffff:9dbb:fa40
157.187.250.65 0:0:0:0:0:ffff:9dbb:fa41
157.187.250.66 0:0:0:0:0:ffff:9dbb:fa42
157.187.250.67 0:0:0:0:0:ffff:9dbb:fa43
157.187.250.68 0:0:0:0:0:ffff:9dbb:fa44
157.187.250.69 0:0:0:0:0:ffff:9dbb:fa45
157.187.250.70 0:0:0:0:0:ffff:9dbb:fa46
157.187.250.71 0:0:0:0:0:ffff:9dbb:fa47
157.187.250.72 0:0:0:0:0:ffff:9dbb:fa48
157.187.250.73 0:0:0:0:0:ffff:9dbb:fa49
157.187.250.74 0:0:0:0:0:ffff:9dbb:fa4a
157.187.250.75 0:0:0:0:0:ffff:9dbb:fa4b
157.187.250.76 0:0:0:0:0:ffff:9dbb:fa4c
157.187.250.77 0:0:0:0:0:ffff:9dbb:fa4d
157.187.250.78 0:0:0:0:0:ffff:9dbb:fa4e
157.187.250.79 0:0:0:0:0:ffff:9dbb:fa4f
157.187.250.80 0:0:0:0:0:ffff:9dbb:fa50
157.187.250.81 0:0:0:0:0:ffff:9dbb:fa51
157.187.250.82 0:0:0:0:0:ffff:9dbb:fa52
157.187.250.83 0:0:0:0:0:ffff:9dbb:fa53
157.187.250.84 0:0:0:0:0:ffff:9dbb:fa54
157.187.250.85 0:0:0:0:0:ffff:9dbb:fa55
157.187.250.86 0:0:0:0:0:ffff:9dbb:fa56
157.187.250.87 0:0:0:0:0:ffff:9dbb:fa57
157.187.250.88 0:0:0:0:0:ffff:9dbb:fa58
157.187.250.89 0:0:0:0:0:ffff:9dbb:fa59
157.187.250.90 0:0:0:0:0:ffff:9dbb:fa5a
157.187.250.91 0:0:0:0:0:ffff:9dbb:fa5b
157.187.250.92 0:0:0:0:0:ffff:9dbb:fa5c
157.187.250.93 0:0:0:0:0:ffff:9dbb:fa5d
157.187.250.94 0:0:0:0:0:ffff:9dbb:fa5e
157.187.250.95 0:0:0:0:0:ffff:9dbb:fa5f
157.187.250.96 0:0:0:0:0:ffff:9dbb:fa60
157.187.250.97 0:0:0:0:0:ffff:9dbb:fa61
157.187.250.98 0:0:0:0:0:ffff:9dbb:fa62
157.187.250.99 0:0:0:0:0:ffff:9dbb:fa63
157.187.250.100 0:0:0:0:0:ffff:9dbb:fa64
157.187.250.101 0:0:0:0:0:ffff:9dbb:fa65
157.187.250.102 0:0:0:0:0:ffff:9dbb:fa66
157.187.250.103 0:0:0:0:0:ffff:9dbb:fa67
157.187.250.104 0:0:0:0:0:ffff:9dbb:fa68
157.187.250.105 0:0:0:0:0:ffff:9dbb:fa69
157.187.250.106 0:0:0:0:0:ffff:9dbb:fa6a
157.187.250.107 0:0:0:0:0:ffff:9dbb:fa6b
157.187.250.108 0:0:0:0:0:ffff:9dbb:fa6c
157.187.250.109 0:0:0:0:0:ffff:9dbb:fa6d
157.187.250.110 0:0:0:0:0:ffff:9dbb:fa6e
157.187.250.111 0:0:0:0:0:ffff:9dbb:fa6f
157.187.250.112 0:0:0:0:0:ffff:9dbb:fa70
157.187.250.113 0:0:0:0:0:ffff:9dbb:fa71
157.187.250.114 0:0:0:0:0:ffff:9dbb:fa72
157.187.250.115 0:0:0:0:0:ffff:9dbb:fa73
157.187.250.116 0:0:0:0:0:ffff:9dbb:fa74
157.187.250.117 0:0:0:0:0:ffff:9dbb:fa75
157.187.250.118 0:0:0:0:0:ffff:9dbb:fa76
157.187.250.119 0:0:0:0:0:ffff:9dbb:fa77
157.187.250.120 0:0:0:0:0:ffff:9dbb:fa78


157.187.250.121 0:0:0:0:0:ffff:9dbb:fa79
157.187.250.122 0:0:0:0:0:ffff:9dbb:fa7a
157.187.250.123 0:0:0:0:0:ffff:9dbb:fa7b
157.187.250.124 0:0:0:0:0:ffff:9dbb:fa7c
157.187.250.125 0:0:0:0:0:ffff:9dbb:fa7d
157.187.250.126 0:0:0:0:0:ffff:9dbb:fa7e
157.187.250.127 0:0:0:0:0:ffff:9dbb:fa7f
157.187.250.128 0:0:0:0:0:ffff:9dbb:fa80
157.187.250.129 0:0:0:0:0:ffff:9dbb:fa81
157.187.250.130 0:0:0:0:0:ffff:9dbb:fa82
157.187.250.131 0:0:0:0:0:ffff:9dbb:fa83
157.187.250.132 0:0:0:0:0:ffff:9dbb:fa84
157.187.250.133 0:0:0:0:0:ffff:9dbb:fa85
157.187.250.134 0:0:0:0:0:ffff:9dbb:fa86
157.187.250.135 0:0:0:0:0:ffff:9dbb:fa87
157.187.250.136 0:0:0:0:0:ffff:9dbb:fa88
157.187.250.137 0:0:0:0:0:ffff:9dbb:fa89
157.187.250.138 0:0:0:0:0:ffff:9dbb:fa8a
157.187.250.139 0:0:0:0:0:ffff:9dbb:fa8b
157.187.250.140 0:0:0:0:0:ffff:9dbb:fa8c
157.187.250.141 0:0:0:0:0:ffff:9dbb:fa8d
157.187.250.142 0:0:0:0:0:ffff:9dbb:fa8e
157.187.250.143 0:0:0:0:0:ffff:9dbb:fa8f
157.187.250.144 0:0:0:0:0:ffff:9dbb:fa90
157.187.250.145 0:0:0:0:0:ffff:9dbb:fa91
157.187.250.146 0:0:0:0:0:ffff:9dbb:fa92
157.187.250.147 0:0:0:0:0:ffff:9dbb:fa93
157.187.250.148 0:0:0:0:0:ffff:9dbb:fa94
157.187.250.149 0:0:0:0:0:ffff:9dbb:fa95
157.187.250.150 0:0:0:0:0:ffff:9dbb:fa96
157.187.250.151 0:0:0:0:0:ffff:9dbb:fa97
157.187.250.152 0:0:0:0:0:ffff:9dbb:fa98
157.187.250.153 0:0:0:0:0:ffff:9dbb:fa99
157.187.250.154 0:0:0:0:0:ffff:9dbb:fa9a
157.187.250.155 0:0:0:0:0:ffff:9dbb:fa9b
157.187.250.156 0:0:0:0:0:ffff:9dbb:fa9c
157.187.250.157 0:0:0:0:0:ffff:9dbb:fa9d
157.187.250.158 0:0:0:0:0:ffff:9dbb:fa9e
157.187.250.159 0:0:0:0:0:ffff:9dbb:fa9f
157.187.250.160 0:0:0:0:0:ffff:9dbb:faa0
157.187.250.161 0:0:0:0:0:ffff:9dbb:faa1
157.187.250.162 0:0:0:0:0:ffff:9dbb:faa2
157.187.250.163 0:0:0:0:0:ffff:9dbb:faa3
157.187.250.164 0:0:0:0:0:ffff:9dbb:faa4
157.187.250.165 0:0:0:0:0:ffff:9dbb:faa5
157.187.250.166 0:0:0:0:0:ffff:9dbb:faa6
157.187.250.167 0:0:0:0:0:ffff:9dbb:faa7
157.187.250.168 0:0:0:0:0:ffff:9dbb:faa8
157.187.250.169 0:0:0:0:0:ffff:9dbb:faa9
157.187.250.170 0:0:0:0:0:ffff:9dbb:faaa
157.187.250.171 0:0:0:0:0:ffff:9dbb:faab
157.187.250.172 0:0:0:0:0:ffff:9dbb:faac
157.187.250.173 0:0:0:0:0:ffff:9dbb:faad
157.187.250.174 0:0:0:0:0:ffff:9dbb:faae
157.187.250.175 0:0:0:0:0:ffff:9dbb:faaf
157.187.250.176 0:0:0:0:0:ffff:9dbb:fab0
157.187.250.177 0:0:0:0:0:ffff:9dbb:fab1
157.187.250.178 0:0:0:0:0:ffff:9dbb:fab2
157.187.250.179 0:0:0:0:0:ffff:9dbb:fab3
157.187.250.180 0:0:0:0:0:ffff:9dbb:fab4


157.187.250.181 0:0:0:0:0:ffff:9dbb:fab5
157.187.250.182 0:0:0:0:0:ffff:9dbb:fab6
157.187.250.183 0:0:0:0:0:ffff:9dbb:fab7
157.187.250.184 0:0:0:0:0:ffff:9dbb:fab8
157.187.250.185 0:0:0:0:0:ffff:9dbb:fab9
157.187.250.186 0:0:0:0:0:ffff:9dbb:faba
157.187.250.187 0:0:0:0:0:ffff:9dbb:fabb
157.187.250.188 0:0:0:0:0:ffff:9dbb:fabc
157.187.250.189 0:0:0:0:0:ffff:9dbb:fabd
157.187.250.190 0:0:0:0:0:ffff:9dbb:fabe
157.187.250.191 0:0:0:0:0:ffff:9dbb:fabf
157.187.250.192 0:0:0:0:0:ffff:9dbb:fac0
157.187.250.193 0:0:0:0:0:ffff:9dbb:fac1
157.187.250.194 0:0:0:0:0:ffff:9dbb:fac2
157.187.250.195 0:0:0:0:0:ffff:9dbb:fac3
157.187.250.196 0:0:0:0:0:ffff:9dbb:fac4
157.187.250.197 0:0:0:0:0:ffff:9dbb:fac5
157.187.250.198 0:0:0:0:0:ffff:9dbb:fac6
157.187.250.199 0:0:0:0:0:ffff:9dbb:fac7
157.187.250.200 0:0:0:0:0:ffff:9dbb:fac8
157.187.250.201 0:0:0:0:0:ffff:9dbb:fac9
157.187.250.202 0:0:0:0:0:ffff:9dbb:faca
157.187.250.203 0:0:0:0:0:ffff:9dbb:facb
157.187.250.204 0:0:0:0:0:ffff:9dbb:facc
157.187.250.205 0:0:0:0:0:ffff:9dbb:facd
157.187.250.206 0:0:0:0:0:ffff:9dbb:face
157.187.250.207 0:0:0:0:0:ffff:9dbb:facf
157.187.250.208 0:0:0:0:0:ffff:9dbb:fad0
157.187.250.209 0:0:0:0:0:ffff:9dbb:fad1
157.187.250.210 0:0:0:0:0:ffff:9dbb:fad2
157.187.250.211 0:0:0:0:0:ffff:9dbb:fad3
157.187.250.212 0:0:0:0:0:ffff:9dbb:fad4
157.187.250.213 0:0:0:0:0:ffff:9dbb:fad5
157.187.250.214 0:0:0:0:0:ffff:9dbb:fad6
157.187.250.215 0:0:0:0:0:ffff:9dbb:fad7
157.187.250.216 0:0:0:0:0:ffff:9dbb:fad8
157.187.250.217 0:0:0:0:0:ffff:9dbb:fad9
157.187.250.218 0:0:0:0:0:ffff:9dbb:fada
157.187.250.219 0:0:0:0:0:ffff:9dbb:fadb
157.187.250.220 0:0:0:0:0:ffff:9dbb:fadc
157.187.250.221 0:0:0:0:0:ffff:9dbb:fadd
157.187.250.222 0:0:0:0:0:ffff:9dbb:fade
157.187.250.223 0:0:0:0:0:ffff:9dbb:fadf
157.187.250.224 0:0:0:0:0:ffff:9dbb:fae0
157.187.250.225 0:0:0:0:0:ffff:9dbb:fae1
157.187.250.226 0:0:0:0:0:ffff:9dbb:fae2
157.187.250.227 0:0:0:0:0:ffff:9dbb:fae3
157.187.250.228 0:0:0:0:0:ffff:9dbb:fae4
157.187.250.229 0:0:0:0:0:ffff:9dbb:fae5
157.187.250.230 0:0:0:0:0:ffff:9dbb:fae6
157.187.250.231 0:0:0:0:0:ffff:9dbb:fae7
157.187.250.232 0:0:0:0:0:ffff:9dbb:fae8
157.187.250.233 0:0:0:0:0:ffff:9dbb:fae9
157.187.250.234 0:0:0:0:0:ffff:9dbb:faea
157.187.250.235 0:0:0:0:0:ffff:9dbb:faeb
157.187.250.236 0:0:0:0:0:ffff:9dbb:faec
157.187.250.237 0:0:0:0:0:ffff:9dbb:faed
157.187.250.238 0:0:0:0:0:ffff:9dbb:faee
157.187.250.239 0:0:0:0:0:ffff:9dbb:faef
157.187.250.240 0:0:0:0:0:ffff:9dbb:faf0
157.187.250.241 0:0:0:0:0:ffff:9dbb:faf1
157.187.250.242 0:0:0:0:0:ffff:9dbb:faf2
157.187.250.243 0:0:0:0:0:ffff:9dbb:faf3
157.187.250.244 0:0:0:0:0:ffff:9dbb:faf4
157.187.250.245 0:0:0:0:0:ffff:9dbb:faf5
157.187.250.246 0:0:0:0:0:ffff:9dbb:faf6
157.187.250.247 0:0:0:0:0:ffff:9dbb:faf7
157.187.250.248 0:0:0:0:0:ffff:9dbb:faf8
157.187.250.249 0:0:0:0:0:ffff:9dbb:faf9
157.187.250.250 0:0:0:0:0:ffff:9dbb:fafa
157.187.250.251 0:0:0:0:0:ffff:9dbb:fafb
157.187.250.252 0:0:0:0:0:ffff:9dbb:fafc
157.187.250.253 0:0:0:0:0:ffff:9dbb:fafd
157.187.250.254 0:0:0:0:0:ffff:9dbb:fafe
157.187.250.255 0:0:0:0:0:ffff:9dbb:faff


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.