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
142.18.78.1 0:0:0:0:0:ffff:8e12:4e01
142.18.78.2 0:0:0:0:0:ffff:8e12:4e02
142.18.78.3 0:0:0:0:0:ffff:8e12:4e03
142.18.78.4 0:0:0:0:0:ffff:8e12:4e04
142.18.78.5 0:0:0:0:0:ffff:8e12:4e05
142.18.78.6 0:0:0:0:0:ffff:8e12:4e06
142.18.78.7 0:0:0:0:0:ffff:8e12:4e07
142.18.78.8 0:0:0:0:0:ffff:8e12:4e08
142.18.78.9 0:0:0:0:0:ffff:8e12:4e09
142.18.78.10 0:0:0:0:0:ffff:8e12:4e0a
142.18.78.11 0:0:0:0:0:ffff:8e12:4e0b
142.18.78.12 0:0:0:0:0:ffff:8e12:4e0c
142.18.78.13 0:0:0:0:0:ffff:8e12:4e0d
142.18.78.14 0:0:0:0:0:ffff:8e12:4e0e
142.18.78.15 0:0:0:0:0:ffff:8e12:4e0f
142.18.78.16 0:0:0:0:0:ffff:8e12:4e10
142.18.78.17 0:0:0:0:0:ffff:8e12:4e11
142.18.78.18 0:0:0:0:0:ffff:8e12:4e12
142.18.78.19 0:0:0:0:0:ffff:8e12:4e13
142.18.78.20 0:0:0:0:0:ffff:8e12:4e14
142.18.78.21 0:0:0:0:0:ffff:8e12:4e15
142.18.78.22 0:0:0:0:0:ffff:8e12:4e16
142.18.78.23 0:0:0:0:0:ffff:8e12:4e17
142.18.78.24 0:0:0:0:0:ffff:8e12:4e18
142.18.78.25 0:0:0:0:0:ffff:8e12:4e19
142.18.78.26 0:0:0:0:0:ffff:8e12:4e1a
142.18.78.27 0:0:0:0:0:ffff:8e12:4e1b
142.18.78.28 0:0:0:0:0:ffff:8e12:4e1c
142.18.78.29 0:0:0:0:0:ffff:8e12:4e1d
142.18.78.30 0:0:0:0:0:ffff:8e12:4e1e
142.18.78.31 0:0:0:0:0:ffff:8e12:4e1f
142.18.78.32 0:0:0:0:0:ffff:8e12:4e20
142.18.78.33 0:0:0:0:0:ffff:8e12:4e21
142.18.78.34 0:0:0:0:0:ffff:8e12:4e22
142.18.78.35 0:0:0:0:0:ffff:8e12:4e23
142.18.78.36 0:0:0:0:0:ffff:8e12:4e24
142.18.78.37 0:0:0:0:0:ffff:8e12:4e25
142.18.78.38 0:0:0:0:0:ffff:8e12:4e26
142.18.78.39 0:0:0:0:0:ffff:8e12:4e27
142.18.78.40 0:0:0:0:0:ffff:8e12:4e28
142.18.78.41 0:0:0:0:0:ffff:8e12:4e29
142.18.78.42 0:0:0:0:0:ffff:8e12:4e2a
142.18.78.43 0:0:0:0:0:ffff:8e12:4e2b
142.18.78.44 0:0:0:0:0:ffff:8e12:4e2c
142.18.78.45 0:0:0:0:0:ffff:8e12:4e2d
142.18.78.46 0:0:0:0:0:ffff:8e12:4e2e
142.18.78.47 0:0:0:0:0:ffff:8e12:4e2f
142.18.78.48 0:0:0:0:0:ffff:8e12:4e30
142.18.78.49 0:0:0:0:0:ffff:8e12:4e31
142.18.78.50 0:0:0:0:0:ffff:8e12:4e32
142.18.78.51 0:0:0:0:0:ffff:8e12:4e33
142.18.78.52 0:0:0:0:0:ffff:8e12:4e34
142.18.78.53 0:0:0:0:0:ffff:8e12:4e35
142.18.78.54 0:0:0:0:0:ffff:8e12:4e36
142.18.78.55 0:0:0:0:0:ffff:8e12:4e37
142.18.78.56 0:0:0:0:0:ffff:8e12:4e38
142.18.78.57 0:0:0:0:0:ffff:8e12:4e39
142.18.78.58 0:0:0:0:0:ffff:8e12:4e3a
142.18.78.59 0:0:0:0:0:ffff:8e12:4e3b
142.18.78.60 0:0:0:0:0:ffff:8e12:4e3c


142.18.78.61 0:0:0:0:0:ffff:8e12:4e3d
142.18.78.62 0:0:0:0:0:ffff:8e12:4e3e
142.18.78.63 0:0:0:0:0:ffff:8e12:4e3f
142.18.78.64 0:0:0:0:0:ffff:8e12:4e40
142.18.78.65 0:0:0:0:0:ffff:8e12:4e41
142.18.78.66 0:0:0:0:0:ffff:8e12:4e42
142.18.78.67 0:0:0:0:0:ffff:8e12:4e43
142.18.78.68 0:0:0:0:0:ffff:8e12:4e44
142.18.78.69 0:0:0:0:0:ffff:8e12:4e45
142.18.78.70 0:0:0:0:0:ffff:8e12:4e46
142.18.78.71 0:0:0:0:0:ffff:8e12:4e47
142.18.78.72 0:0:0:0:0:ffff:8e12:4e48
142.18.78.73 0:0:0:0:0:ffff:8e12:4e49
142.18.78.74 0:0:0:0:0:ffff:8e12:4e4a
142.18.78.75 0:0:0:0:0:ffff:8e12:4e4b
142.18.78.76 0:0:0:0:0:ffff:8e12:4e4c
142.18.78.77 0:0:0:0:0:ffff:8e12:4e4d
142.18.78.78 0:0:0:0:0:ffff:8e12:4e4e
142.18.78.79 0:0:0:0:0:ffff:8e12:4e4f
142.18.78.80 0:0:0:0:0:ffff:8e12:4e50
142.18.78.81 0:0:0:0:0:ffff:8e12:4e51
142.18.78.82 0:0:0:0:0:ffff:8e12:4e52
142.18.78.83 0:0:0:0:0:ffff:8e12:4e53
142.18.78.84 0:0:0:0:0:ffff:8e12:4e54
142.18.78.85 0:0:0:0:0:ffff:8e12:4e55
142.18.78.86 0:0:0:0:0:ffff:8e12:4e56
142.18.78.87 0:0:0:0:0:ffff:8e12:4e57
142.18.78.88 0:0:0:0:0:ffff:8e12:4e58
142.18.78.89 0:0:0:0:0:ffff:8e12:4e59
142.18.78.90 0:0:0:0:0:ffff:8e12:4e5a
142.18.78.91 0:0:0:0:0:ffff:8e12:4e5b
142.18.78.92 0:0:0:0:0:ffff:8e12:4e5c
142.18.78.93 0:0:0:0:0:ffff:8e12:4e5d
142.18.78.94 0:0:0:0:0:ffff:8e12:4e5e
142.18.78.95 0:0:0:0:0:ffff:8e12:4e5f
142.18.78.96 0:0:0:0:0:ffff:8e12:4e60
142.18.78.97 0:0:0:0:0:ffff:8e12:4e61
142.18.78.98 0:0:0:0:0:ffff:8e12:4e62
142.18.78.99 0:0:0:0:0:ffff:8e12:4e63
142.18.78.100 0:0:0:0:0:ffff:8e12:4e64
142.18.78.101 0:0:0:0:0:ffff:8e12:4e65
142.18.78.102 0:0:0:0:0:ffff:8e12:4e66
142.18.78.103 0:0:0:0:0:ffff:8e12:4e67
142.18.78.104 0:0:0:0:0:ffff:8e12:4e68
142.18.78.105 0:0:0:0:0:ffff:8e12:4e69
142.18.78.106 0:0:0:0:0:ffff:8e12:4e6a
142.18.78.107 0:0:0:0:0:ffff:8e12:4e6b
142.18.78.108 0:0:0:0:0:ffff:8e12:4e6c
142.18.78.109 0:0:0:0:0:ffff:8e12:4e6d
142.18.78.110 0:0:0:0:0:ffff:8e12:4e6e
142.18.78.111 0:0:0:0:0:ffff:8e12:4e6f
142.18.78.112 0:0:0:0:0:ffff:8e12:4e70
142.18.78.113 0:0:0:0:0:ffff:8e12:4e71
142.18.78.114 0:0:0:0:0:ffff:8e12:4e72
142.18.78.115 0:0:0:0:0:ffff:8e12:4e73
142.18.78.116 0:0:0:0:0:ffff:8e12:4e74
142.18.78.117 0:0:0:0:0:ffff:8e12:4e75
142.18.78.118 0:0:0:0:0:ffff:8e12:4e76
142.18.78.119 0:0:0:0:0:ffff:8e12:4e77
142.18.78.120 0:0:0:0:0:ffff:8e12:4e78


142.18.78.121 0:0:0:0:0:ffff:8e12:4e79
142.18.78.122 0:0:0:0:0:ffff:8e12:4e7a
142.18.78.123 0:0:0:0:0:ffff:8e12:4e7b
142.18.78.124 0:0:0:0:0:ffff:8e12:4e7c
142.18.78.125 0:0:0:0:0:ffff:8e12:4e7d
142.18.78.126 0:0:0:0:0:ffff:8e12:4e7e
142.18.78.127 0:0:0:0:0:ffff:8e12:4e7f
142.18.78.128 0:0:0:0:0:ffff:8e12:4e80
142.18.78.129 0:0:0:0:0:ffff:8e12:4e81
142.18.78.130 0:0:0:0:0:ffff:8e12:4e82
142.18.78.131 0:0:0:0:0:ffff:8e12:4e83
142.18.78.132 0:0:0:0:0:ffff:8e12:4e84
142.18.78.133 0:0:0:0:0:ffff:8e12:4e85
142.18.78.134 0:0:0:0:0:ffff:8e12:4e86
142.18.78.135 0:0:0:0:0:ffff:8e12:4e87
142.18.78.136 0:0:0:0:0:ffff:8e12:4e88
142.18.78.137 0:0:0:0:0:ffff:8e12:4e89
142.18.78.138 0:0:0:0:0:ffff:8e12:4e8a
142.18.78.139 0:0:0:0:0:ffff:8e12:4e8b
142.18.78.140 0:0:0:0:0:ffff:8e12:4e8c
142.18.78.141 0:0:0:0:0:ffff:8e12:4e8d
142.18.78.142 0:0:0:0:0:ffff:8e12:4e8e
142.18.78.143 0:0:0:0:0:ffff:8e12:4e8f
142.18.78.144 0:0:0:0:0:ffff:8e12:4e90
142.18.78.145 0:0:0:0:0:ffff:8e12:4e91
142.18.78.146 0:0:0:0:0:ffff:8e12:4e92
142.18.78.147 0:0:0:0:0:ffff:8e12:4e93
142.18.78.148 0:0:0:0:0:ffff:8e12:4e94
142.18.78.149 0:0:0:0:0:ffff:8e12:4e95
142.18.78.150 0:0:0:0:0:ffff:8e12:4e96
142.18.78.151 0:0:0:0:0:ffff:8e12:4e97
142.18.78.152 0:0:0:0:0:ffff:8e12:4e98
142.18.78.153 0:0:0:0:0:ffff:8e12:4e99
142.18.78.154 0:0:0:0:0:ffff:8e12:4e9a
142.18.78.155 0:0:0:0:0:ffff:8e12:4e9b
142.18.78.156 0:0:0:0:0:ffff:8e12:4e9c
142.18.78.157 0:0:0:0:0:ffff:8e12:4e9d
142.18.78.158 0:0:0:0:0:ffff:8e12:4e9e
142.18.78.159 0:0:0:0:0:ffff:8e12:4e9f
142.18.78.160 0:0:0:0:0:ffff:8e12:4ea0
142.18.78.161 0:0:0:0:0:ffff:8e12:4ea1
142.18.78.162 0:0:0:0:0:ffff:8e12:4ea2
142.18.78.163 0:0:0:0:0:ffff:8e12:4ea3
142.18.78.164 0:0:0:0:0:ffff:8e12:4ea4
142.18.78.165 0:0:0:0:0:ffff:8e12:4ea5
142.18.78.166 0:0:0:0:0:ffff:8e12:4ea6
142.18.78.167 0:0:0:0:0:ffff:8e12:4ea7
142.18.78.168 0:0:0:0:0:ffff:8e12:4ea8
142.18.78.169 0:0:0:0:0:ffff:8e12:4ea9
142.18.78.170 0:0:0:0:0:ffff:8e12:4eaa
142.18.78.171 0:0:0:0:0:ffff:8e12:4eab
142.18.78.172 0:0:0:0:0:ffff:8e12:4eac
142.18.78.173 0:0:0:0:0:ffff:8e12:4ead
142.18.78.174 0:0:0:0:0:ffff:8e12:4eae
142.18.78.175 0:0:0:0:0:ffff:8e12:4eaf
142.18.78.176 0:0:0:0:0:ffff:8e12:4eb0
142.18.78.177 0:0:0:0:0:ffff:8e12:4eb1
142.18.78.178 0:0:0:0:0:ffff:8e12:4eb2
142.18.78.179 0:0:0:0:0:ffff:8e12:4eb3
142.18.78.180 0:0:0:0:0:ffff:8e12:4eb4


142.18.78.181 0:0:0:0:0:ffff:8e12:4eb5
142.18.78.182 0:0:0:0:0:ffff:8e12:4eb6
142.18.78.183 0:0:0:0:0:ffff:8e12:4eb7
142.18.78.184 0:0:0:0:0:ffff:8e12:4eb8
142.18.78.185 0:0:0:0:0:ffff:8e12:4eb9
142.18.78.186 0:0:0:0:0:ffff:8e12:4eba
142.18.78.187 0:0:0:0:0:ffff:8e12:4ebb
142.18.78.188 0:0:0:0:0:ffff:8e12:4ebc
142.18.78.189 0:0:0:0:0:ffff:8e12:4ebd
142.18.78.190 0:0:0:0:0:ffff:8e12:4ebe
142.18.78.191 0:0:0:0:0:ffff:8e12:4ebf
142.18.78.192 0:0:0:0:0:ffff:8e12:4ec0
142.18.78.193 0:0:0:0:0:ffff:8e12:4ec1
142.18.78.194 0:0:0:0:0:ffff:8e12:4ec2
142.18.78.195 0:0:0:0:0:ffff:8e12:4ec3
142.18.78.196 0:0:0:0:0:ffff:8e12:4ec4
142.18.78.197 0:0:0:0:0:ffff:8e12:4ec5
142.18.78.198 0:0:0:0:0:ffff:8e12:4ec6
142.18.78.199 0:0:0:0:0:ffff:8e12:4ec7
142.18.78.200 0:0:0:0:0:ffff:8e12:4ec8
142.18.78.201 0:0:0:0:0:ffff:8e12:4ec9
142.18.78.202 0:0:0:0:0:ffff:8e12:4eca
142.18.78.203 0:0:0:0:0:ffff:8e12:4ecb
142.18.78.204 0:0:0:0:0:ffff:8e12:4ecc
142.18.78.205 0:0:0:0:0:ffff:8e12:4ecd
142.18.78.206 0:0:0:0:0:ffff:8e12:4ece
142.18.78.207 0:0:0:0:0:ffff:8e12:4ecf
142.18.78.208 0:0:0:0:0:ffff:8e12:4ed0
142.18.78.209 0:0:0:0:0:ffff:8e12:4ed1
142.18.78.210 0:0:0:0:0:ffff:8e12:4ed2
142.18.78.211 0:0:0:0:0:ffff:8e12:4ed3
142.18.78.212 0:0:0:0:0:ffff:8e12:4ed4
142.18.78.213 0:0:0:0:0:ffff:8e12:4ed5
142.18.78.214 0:0:0:0:0:ffff:8e12:4ed6
142.18.78.215 0:0:0:0:0:ffff:8e12:4ed7
142.18.78.216 0:0:0:0:0:ffff:8e12:4ed8
142.18.78.217 0:0:0:0:0:ffff:8e12:4ed9
142.18.78.218 0:0:0:0:0:ffff:8e12:4eda
142.18.78.219 0:0:0:0:0:ffff:8e12:4edb
142.18.78.220 0:0:0:0:0:ffff:8e12:4edc
142.18.78.221 0:0:0:0:0:ffff:8e12:4edd
142.18.78.222 0:0:0:0:0:ffff:8e12:4ede
142.18.78.223 0:0:0:0:0:ffff:8e12:4edf
142.18.78.224 0:0:0:0:0:ffff:8e12:4ee0
142.18.78.225 0:0:0:0:0:ffff:8e12:4ee1
142.18.78.226 0:0:0:0:0:ffff:8e12:4ee2
142.18.78.227 0:0:0:0:0:ffff:8e12:4ee3
142.18.78.228 0:0:0:0:0:ffff:8e12:4ee4
142.18.78.229 0:0:0:0:0:ffff:8e12:4ee5
142.18.78.230 0:0:0:0:0:ffff:8e12:4ee6
142.18.78.231 0:0:0:0:0:ffff:8e12:4ee7
142.18.78.232 0:0:0:0:0:ffff:8e12:4ee8
142.18.78.233 0:0:0:0:0:ffff:8e12:4ee9
142.18.78.234 0:0:0:0:0:ffff:8e12:4eea
142.18.78.235 0:0:0:0:0:ffff:8e12:4eeb
142.18.78.236 0:0:0:0:0:ffff:8e12:4eec
142.18.78.237 0:0:0:0:0:ffff:8e12:4eed
142.18.78.238 0:0:0:0:0:ffff:8e12:4eee
142.18.78.239 0:0:0:0:0:ffff:8e12:4eef
142.18.78.240 0:0:0:0:0:ffff:8e12:4ef0
142.18.78.241 0:0:0:0:0:ffff:8e12:4ef1
142.18.78.242 0:0:0:0:0:ffff:8e12:4ef2
142.18.78.243 0:0:0:0:0:ffff:8e12:4ef3
142.18.78.244 0:0:0:0:0:ffff:8e12:4ef4
142.18.78.245 0:0:0:0:0:ffff:8e12:4ef5
142.18.78.246 0:0:0:0:0:ffff:8e12:4ef6
142.18.78.247 0:0:0:0:0:ffff:8e12:4ef7
142.18.78.248 0:0:0:0:0:ffff:8e12:4ef8
142.18.78.249 0:0:0:0:0:ffff:8e12:4ef9
142.18.78.250 0:0:0:0:0:ffff:8e12:4efa
142.18.78.251 0:0:0:0:0:ffff:8e12:4efb
142.18.78.252 0:0:0:0:0:ffff:8e12:4efc
142.18.78.253 0:0:0:0:0:ffff:8e12:4efd
142.18.78.254 0:0:0:0:0:ffff:8e12:4efe
142.18.78.255 0:0:0:0:0:ffff:8e12:4eff


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.