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
189.42.78.1 0:0:0:0:0:ffff:bd2a:4e01
189.42.78.2 0:0:0:0:0:ffff:bd2a:4e02
189.42.78.3 0:0:0:0:0:ffff:bd2a:4e03
189.42.78.4 0:0:0:0:0:ffff:bd2a:4e04
189.42.78.5 0:0:0:0:0:ffff:bd2a:4e05
189.42.78.6 0:0:0:0:0:ffff:bd2a:4e06
189.42.78.7 0:0:0:0:0:ffff:bd2a:4e07
189.42.78.8 0:0:0:0:0:ffff:bd2a:4e08
189.42.78.9 0:0:0:0:0:ffff:bd2a:4e09
189.42.78.10 0:0:0:0:0:ffff:bd2a:4e0a
189.42.78.11 0:0:0:0:0:ffff:bd2a:4e0b
189.42.78.12 0:0:0:0:0:ffff:bd2a:4e0c
189.42.78.13 0:0:0:0:0:ffff:bd2a:4e0d
189.42.78.14 0:0:0:0:0:ffff:bd2a:4e0e
189.42.78.15 0:0:0:0:0:ffff:bd2a:4e0f
189.42.78.16 0:0:0:0:0:ffff:bd2a:4e10
189.42.78.17 0:0:0:0:0:ffff:bd2a:4e11
189.42.78.18 0:0:0:0:0:ffff:bd2a:4e12
189.42.78.19 0:0:0:0:0:ffff:bd2a:4e13
189.42.78.20 0:0:0:0:0:ffff:bd2a:4e14
189.42.78.21 0:0:0:0:0:ffff:bd2a:4e15
189.42.78.22 0:0:0:0:0:ffff:bd2a:4e16
189.42.78.23 0:0:0:0:0:ffff:bd2a:4e17
189.42.78.24 0:0:0:0:0:ffff:bd2a:4e18
189.42.78.25 0:0:0:0:0:ffff:bd2a:4e19
189.42.78.26 0:0:0:0:0:ffff:bd2a:4e1a
189.42.78.27 0:0:0:0:0:ffff:bd2a:4e1b
189.42.78.28 0:0:0:0:0:ffff:bd2a:4e1c
189.42.78.29 0:0:0:0:0:ffff:bd2a:4e1d
189.42.78.30 0:0:0:0:0:ffff:bd2a:4e1e
189.42.78.31 0:0:0:0:0:ffff:bd2a:4e1f
189.42.78.32 0:0:0:0:0:ffff:bd2a:4e20
189.42.78.33 0:0:0:0:0:ffff:bd2a:4e21
189.42.78.34 0:0:0:0:0:ffff:bd2a:4e22
189.42.78.35 0:0:0:0:0:ffff:bd2a:4e23
189.42.78.36 0:0:0:0:0:ffff:bd2a:4e24
189.42.78.37 0:0:0:0:0:ffff:bd2a:4e25
189.42.78.38 0:0:0:0:0:ffff:bd2a:4e26
189.42.78.39 0:0:0:0:0:ffff:bd2a:4e27
189.42.78.40 0:0:0:0:0:ffff:bd2a:4e28
189.42.78.41 0:0:0:0:0:ffff:bd2a:4e29
189.42.78.42 0:0:0:0:0:ffff:bd2a:4e2a
189.42.78.43 0:0:0:0:0:ffff:bd2a:4e2b
189.42.78.44 0:0:0:0:0:ffff:bd2a:4e2c
189.42.78.45 0:0:0:0:0:ffff:bd2a:4e2d
189.42.78.46 0:0:0:0:0:ffff:bd2a:4e2e
189.42.78.47 0:0:0:0:0:ffff:bd2a:4e2f
189.42.78.48 0:0:0:0:0:ffff:bd2a:4e30
189.42.78.49 0:0:0:0:0:ffff:bd2a:4e31
189.42.78.50 0:0:0:0:0:ffff:bd2a:4e32
189.42.78.51 0:0:0:0:0:ffff:bd2a:4e33
189.42.78.52 0:0:0:0:0:ffff:bd2a:4e34
189.42.78.53 0:0:0:0:0:ffff:bd2a:4e35
189.42.78.54 0:0:0:0:0:ffff:bd2a:4e36
189.42.78.55 0:0:0:0:0:ffff:bd2a:4e37
189.42.78.56 0:0:0:0:0:ffff:bd2a:4e38
189.42.78.57 0:0:0:0:0:ffff:bd2a:4e39
189.42.78.58 0:0:0:0:0:ffff:bd2a:4e3a
189.42.78.59 0:0:0:0:0:ffff:bd2a:4e3b
189.42.78.60 0:0:0:0:0:ffff:bd2a:4e3c


189.42.78.61 0:0:0:0:0:ffff:bd2a:4e3d
189.42.78.62 0:0:0:0:0:ffff:bd2a:4e3e
189.42.78.63 0:0:0:0:0:ffff:bd2a:4e3f
189.42.78.64 0:0:0:0:0:ffff:bd2a:4e40
189.42.78.65 0:0:0:0:0:ffff:bd2a:4e41
189.42.78.66 0:0:0:0:0:ffff:bd2a:4e42
189.42.78.67 0:0:0:0:0:ffff:bd2a:4e43
189.42.78.68 0:0:0:0:0:ffff:bd2a:4e44
189.42.78.69 0:0:0:0:0:ffff:bd2a:4e45
189.42.78.70 0:0:0:0:0:ffff:bd2a:4e46
189.42.78.71 0:0:0:0:0:ffff:bd2a:4e47
189.42.78.72 0:0:0:0:0:ffff:bd2a:4e48
189.42.78.73 0:0:0:0:0:ffff:bd2a:4e49
189.42.78.74 0:0:0:0:0:ffff:bd2a:4e4a
189.42.78.75 0:0:0:0:0:ffff:bd2a:4e4b
189.42.78.76 0:0:0:0:0:ffff:bd2a:4e4c
189.42.78.77 0:0:0:0:0:ffff:bd2a:4e4d
189.42.78.78 0:0:0:0:0:ffff:bd2a:4e4e
189.42.78.79 0:0:0:0:0:ffff:bd2a:4e4f
189.42.78.80 0:0:0:0:0:ffff:bd2a:4e50
189.42.78.81 0:0:0:0:0:ffff:bd2a:4e51
189.42.78.82 0:0:0:0:0:ffff:bd2a:4e52
189.42.78.83 0:0:0:0:0:ffff:bd2a:4e53
189.42.78.84 0:0:0:0:0:ffff:bd2a:4e54
189.42.78.85 0:0:0:0:0:ffff:bd2a:4e55
189.42.78.86 0:0:0:0:0:ffff:bd2a:4e56
189.42.78.87 0:0:0:0:0:ffff:bd2a:4e57
189.42.78.88 0:0:0:0:0:ffff:bd2a:4e58
189.42.78.89 0:0:0:0:0:ffff:bd2a:4e59
189.42.78.90 0:0:0:0:0:ffff:bd2a:4e5a
189.42.78.91 0:0:0:0:0:ffff:bd2a:4e5b
189.42.78.92 0:0:0:0:0:ffff:bd2a:4e5c
189.42.78.93 0:0:0:0:0:ffff:bd2a:4e5d
189.42.78.94 0:0:0:0:0:ffff:bd2a:4e5e
189.42.78.95 0:0:0:0:0:ffff:bd2a:4e5f
189.42.78.96 0:0:0:0:0:ffff:bd2a:4e60
189.42.78.97 0:0:0:0:0:ffff:bd2a:4e61
189.42.78.98 0:0:0:0:0:ffff:bd2a:4e62
189.42.78.99 0:0:0:0:0:ffff:bd2a:4e63
189.42.78.100 0:0:0:0:0:ffff:bd2a:4e64
189.42.78.101 0:0:0:0:0:ffff:bd2a:4e65
189.42.78.102 0:0:0:0:0:ffff:bd2a:4e66
189.42.78.103 0:0:0:0:0:ffff:bd2a:4e67
189.42.78.104 0:0:0:0:0:ffff:bd2a:4e68
189.42.78.105 0:0:0:0:0:ffff:bd2a:4e69
189.42.78.106 0:0:0:0:0:ffff:bd2a:4e6a
189.42.78.107 0:0:0:0:0:ffff:bd2a:4e6b
189.42.78.108 0:0:0:0:0:ffff:bd2a:4e6c
189.42.78.109 0:0:0:0:0:ffff:bd2a:4e6d
189.42.78.110 0:0:0:0:0:ffff:bd2a:4e6e
189.42.78.111 0:0:0:0:0:ffff:bd2a:4e6f
189.42.78.112 0:0:0:0:0:ffff:bd2a:4e70
189.42.78.113 0:0:0:0:0:ffff:bd2a:4e71
189.42.78.114 0:0:0:0:0:ffff:bd2a:4e72
189.42.78.115 0:0:0:0:0:ffff:bd2a:4e73
189.42.78.116 0:0:0:0:0:ffff:bd2a:4e74
189.42.78.117 0:0:0:0:0:ffff:bd2a:4e75
189.42.78.118 0:0:0:0:0:ffff:bd2a:4e76
189.42.78.119 0:0:0:0:0:ffff:bd2a:4e77
189.42.78.120 0:0:0:0:0:ffff:bd2a:4e78


189.42.78.121 0:0:0:0:0:ffff:bd2a:4e79
189.42.78.122 0:0:0:0:0:ffff:bd2a:4e7a
189.42.78.123 0:0:0:0:0:ffff:bd2a:4e7b
189.42.78.124 0:0:0:0:0:ffff:bd2a:4e7c
189.42.78.125 0:0:0:0:0:ffff:bd2a:4e7d
189.42.78.126 0:0:0:0:0:ffff:bd2a:4e7e
189.42.78.127 0:0:0:0:0:ffff:bd2a:4e7f
189.42.78.128 0:0:0:0:0:ffff:bd2a:4e80
189.42.78.129 0:0:0:0:0:ffff:bd2a:4e81
189.42.78.130 0:0:0:0:0:ffff:bd2a:4e82
189.42.78.131 0:0:0:0:0:ffff:bd2a:4e83
189.42.78.132 0:0:0:0:0:ffff:bd2a:4e84
189.42.78.133 0:0:0:0:0:ffff:bd2a:4e85
189.42.78.134 0:0:0:0:0:ffff:bd2a:4e86
189.42.78.135 0:0:0:0:0:ffff:bd2a:4e87
189.42.78.136 0:0:0:0:0:ffff:bd2a:4e88
189.42.78.137 0:0:0:0:0:ffff:bd2a:4e89
189.42.78.138 0:0:0:0:0:ffff:bd2a:4e8a
189.42.78.139 0:0:0:0:0:ffff:bd2a:4e8b
189.42.78.140 0:0:0:0:0:ffff:bd2a:4e8c
189.42.78.141 0:0:0:0:0:ffff:bd2a:4e8d
189.42.78.142 0:0:0:0:0:ffff:bd2a:4e8e
189.42.78.143 0:0:0:0:0:ffff:bd2a:4e8f
189.42.78.144 0:0:0:0:0:ffff:bd2a:4e90
189.42.78.145 0:0:0:0:0:ffff:bd2a:4e91
189.42.78.146 0:0:0:0:0:ffff:bd2a:4e92
189.42.78.147 0:0:0:0:0:ffff:bd2a:4e93
189.42.78.148 0:0:0:0:0:ffff:bd2a:4e94
189.42.78.149 0:0:0:0:0:ffff:bd2a:4e95
189.42.78.150 0:0:0:0:0:ffff:bd2a:4e96
189.42.78.151 0:0:0:0:0:ffff:bd2a:4e97
189.42.78.152 0:0:0:0:0:ffff:bd2a:4e98
189.42.78.153 0:0:0:0:0:ffff:bd2a:4e99
189.42.78.154 0:0:0:0:0:ffff:bd2a:4e9a
189.42.78.155 0:0:0:0:0:ffff:bd2a:4e9b
189.42.78.156 0:0:0:0:0:ffff:bd2a:4e9c
189.42.78.157 0:0:0:0:0:ffff:bd2a:4e9d
189.42.78.158 0:0:0:0:0:ffff:bd2a:4e9e
189.42.78.159 0:0:0:0:0:ffff:bd2a:4e9f
189.42.78.160 0:0:0:0:0:ffff:bd2a:4ea0
189.42.78.161 0:0:0:0:0:ffff:bd2a:4ea1
189.42.78.162 0:0:0:0:0:ffff:bd2a:4ea2
189.42.78.163 0:0:0:0:0:ffff:bd2a:4ea3
189.42.78.164 0:0:0:0:0:ffff:bd2a:4ea4
189.42.78.165 0:0:0:0:0:ffff:bd2a:4ea5
189.42.78.166 0:0:0:0:0:ffff:bd2a:4ea6
189.42.78.167 0:0:0:0:0:ffff:bd2a:4ea7
189.42.78.168 0:0:0:0:0:ffff:bd2a:4ea8
189.42.78.169 0:0:0:0:0:ffff:bd2a:4ea9
189.42.78.170 0:0:0:0:0:ffff:bd2a:4eaa
189.42.78.171 0:0:0:0:0:ffff:bd2a:4eab
189.42.78.172 0:0:0:0:0:ffff:bd2a:4eac
189.42.78.173 0:0:0:0:0:ffff:bd2a:4ead
189.42.78.174 0:0:0:0:0:ffff:bd2a:4eae
189.42.78.175 0:0:0:0:0:ffff:bd2a:4eaf
189.42.78.176 0:0:0:0:0:ffff:bd2a:4eb0
189.42.78.177 0:0:0:0:0:ffff:bd2a:4eb1
189.42.78.178 0:0:0:0:0:ffff:bd2a:4eb2
189.42.78.179 0:0:0:0:0:ffff:bd2a:4eb3
189.42.78.180 0:0:0:0:0:ffff:bd2a:4eb4


189.42.78.181 0:0:0:0:0:ffff:bd2a:4eb5
189.42.78.182 0:0:0:0:0:ffff:bd2a:4eb6
189.42.78.183 0:0:0:0:0:ffff:bd2a:4eb7
189.42.78.184 0:0:0:0:0:ffff:bd2a:4eb8
189.42.78.185 0:0:0:0:0:ffff:bd2a:4eb9
189.42.78.186 0:0:0:0:0:ffff:bd2a:4eba
189.42.78.187 0:0:0:0:0:ffff:bd2a:4ebb
189.42.78.188 0:0:0:0:0:ffff:bd2a:4ebc
189.42.78.189 0:0:0:0:0:ffff:bd2a:4ebd
189.42.78.190 0:0:0:0:0:ffff:bd2a:4ebe
189.42.78.191 0:0:0:0:0:ffff:bd2a:4ebf
189.42.78.192 0:0:0:0:0:ffff:bd2a:4ec0
189.42.78.193 0:0:0:0:0:ffff:bd2a:4ec1
189.42.78.194 0:0:0:0:0:ffff:bd2a:4ec2
189.42.78.195 0:0:0:0:0:ffff:bd2a:4ec3
189.42.78.196 0:0:0:0:0:ffff:bd2a:4ec4
189.42.78.197 0:0:0:0:0:ffff:bd2a:4ec5
189.42.78.198 0:0:0:0:0:ffff:bd2a:4ec6
189.42.78.199 0:0:0:0:0:ffff:bd2a:4ec7
189.42.78.200 0:0:0:0:0:ffff:bd2a:4ec8
189.42.78.201 0:0:0:0:0:ffff:bd2a:4ec9
189.42.78.202 0:0:0:0:0:ffff:bd2a:4eca
189.42.78.203 0:0:0:0:0:ffff:bd2a:4ecb
189.42.78.204 0:0:0:0:0:ffff:bd2a:4ecc
189.42.78.205 0:0:0:0:0:ffff:bd2a:4ecd
189.42.78.206 0:0:0:0:0:ffff:bd2a:4ece
189.42.78.207 0:0:0:0:0:ffff:bd2a:4ecf
189.42.78.208 0:0:0:0:0:ffff:bd2a:4ed0
189.42.78.209 0:0:0:0:0:ffff:bd2a:4ed1
189.42.78.210 0:0:0:0:0:ffff:bd2a:4ed2
189.42.78.211 0:0:0:0:0:ffff:bd2a:4ed3
189.42.78.212 0:0:0:0:0:ffff:bd2a:4ed4
189.42.78.213 0:0:0:0:0:ffff:bd2a:4ed5
189.42.78.214 0:0:0:0:0:ffff:bd2a:4ed6
189.42.78.215 0:0:0:0:0:ffff:bd2a:4ed7
189.42.78.216 0:0:0:0:0:ffff:bd2a:4ed8
189.42.78.217 0:0:0:0:0:ffff:bd2a:4ed9
189.42.78.218 0:0:0:0:0:ffff:bd2a:4eda
189.42.78.219 0:0:0:0:0:ffff:bd2a:4edb
189.42.78.220 0:0:0:0:0:ffff:bd2a:4edc
189.42.78.221 0:0:0:0:0:ffff:bd2a:4edd
189.42.78.222 0:0:0:0:0:ffff:bd2a:4ede
189.42.78.223 0:0:0:0:0:ffff:bd2a:4edf
189.42.78.224 0:0:0:0:0:ffff:bd2a:4ee0
189.42.78.225 0:0:0:0:0:ffff:bd2a:4ee1
189.42.78.226 0:0:0:0:0:ffff:bd2a:4ee2
189.42.78.227 0:0:0:0:0:ffff:bd2a:4ee3
189.42.78.228 0:0:0:0:0:ffff:bd2a:4ee4
189.42.78.229 0:0:0:0:0:ffff:bd2a:4ee5
189.42.78.230 0:0:0:0:0:ffff:bd2a:4ee6
189.42.78.231 0:0:0:0:0:ffff:bd2a:4ee7
189.42.78.232 0:0:0:0:0:ffff:bd2a:4ee8
189.42.78.233 0:0:0:0:0:ffff:bd2a:4ee9
189.42.78.234 0:0:0:0:0:ffff:bd2a:4eea
189.42.78.235 0:0:0:0:0:ffff:bd2a:4eeb
189.42.78.236 0:0:0:0:0:ffff:bd2a:4eec
189.42.78.237 0:0:0:0:0:ffff:bd2a:4eed
189.42.78.238 0:0:0:0:0:ffff:bd2a:4eee
189.42.78.239 0:0:0:0:0:ffff:bd2a:4eef
189.42.78.240 0:0:0:0:0:ffff:bd2a:4ef0
189.42.78.241 0:0:0:0:0:ffff:bd2a:4ef1
189.42.78.242 0:0:0:0:0:ffff:bd2a:4ef2
189.42.78.243 0:0:0:0:0:ffff:bd2a:4ef3
189.42.78.244 0:0:0:0:0:ffff:bd2a:4ef4
189.42.78.245 0:0:0:0:0:ffff:bd2a:4ef5
189.42.78.246 0:0:0:0:0:ffff:bd2a:4ef6
189.42.78.247 0:0:0:0:0:ffff:bd2a:4ef7
189.42.78.248 0:0:0:0:0:ffff:bd2a:4ef8
189.42.78.249 0:0:0:0:0:ffff:bd2a:4ef9
189.42.78.250 0:0:0:0:0:ffff:bd2a:4efa
189.42.78.251 0:0:0:0:0:ffff:bd2a:4efb
189.42.78.252 0:0:0:0:0:ffff:bd2a:4efc
189.42.78.253 0:0:0:0:0:ffff:bd2a:4efd
189.42.78.254 0:0:0:0:0:ffff:bd2a:4efe
189.42.78.255 0:0:0:0:0:ffff:bd2a:4eff


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.