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
126.37.78.1 0:0:0:0:0:ffff:7e25:4e01
126.37.78.2 0:0:0:0:0:ffff:7e25:4e02
126.37.78.3 0:0:0:0:0:ffff:7e25:4e03
126.37.78.4 0:0:0:0:0:ffff:7e25:4e04
126.37.78.5 0:0:0:0:0:ffff:7e25:4e05
126.37.78.6 0:0:0:0:0:ffff:7e25:4e06
126.37.78.7 0:0:0:0:0:ffff:7e25:4e07
126.37.78.8 0:0:0:0:0:ffff:7e25:4e08
126.37.78.9 0:0:0:0:0:ffff:7e25:4e09
126.37.78.10 0:0:0:0:0:ffff:7e25:4e0a
126.37.78.11 0:0:0:0:0:ffff:7e25:4e0b
126.37.78.12 0:0:0:0:0:ffff:7e25:4e0c
126.37.78.13 0:0:0:0:0:ffff:7e25:4e0d
126.37.78.14 0:0:0:0:0:ffff:7e25:4e0e
126.37.78.15 0:0:0:0:0:ffff:7e25:4e0f
126.37.78.16 0:0:0:0:0:ffff:7e25:4e10
126.37.78.17 0:0:0:0:0:ffff:7e25:4e11
126.37.78.18 0:0:0:0:0:ffff:7e25:4e12
126.37.78.19 0:0:0:0:0:ffff:7e25:4e13
126.37.78.20 0:0:0:0:0:ffff:7e25:4e14
126.37.78.21 0:0:0:0:0:ffff:7e25:4e15
126.37.78.22 0:0:0:0:0:ffff:7e25:4e16
126.37.78.23 0:0:0:0:0:ffff:7e25:4e17
126.37.78.24 0:0:0:0:0:ffff:7e25:4e18
126.37.78.25 0:0:0:0:0:ffff:7e25:4e19
126.37.78.26 0:0:0:0:0:ffff:7e25:4e1a
126.37.78.27 0:0:0:0:0:ffff:7e25:4e1b
126.37.78.28 0:0:0:0:0:ffff:7e25:4e1c
126.37.78.29 0:0:0:0:0:ffff:7e25:4e1d
126.37.78.30 0:0:0:0:0:ffff:7e25:4e1e
126.37.78.31 0:0:0:0:0:ffff:7e25:4e1f
126.37.78.32 0:0:0:0:0:ffff:7e25:4e20
126.37.78.33 0:0:0:0:0:ffff:7e25:4e21
126.37.78.34 0:0:0:0:0:ffff:7e25:4e22
126.37.78.35 0:0:0:0:0:ffff:7e25:4e23
126.37.78.36 0:0:0:0:0:ffff:7e25:4e24
126.37.78.37 0:0:0:0:0:ffff:7e25:4e25
126.37.78.38 0:0:0:0:0:ffff:7e25:4e26
126.37.78.39 0:0:0:0:0:ffff:7e25:4e27
126.37.78.40 0:0:0:0:0:ffff:7e25:4e28
126.37.78.41 0:0:0:0:0:ffff:7e25:4e29
126.37.78.42 0:0:0:0:0:ffff:7e25:4e2a
126.37.78.43 0:0:0:0:0:ffff:7e25:4e2b
126.37.78.44 0:0:0:0:0:ffff:7e25:4e2c
126.37.78.45 0:0:0:0:0:ffff:7e25:4e2d
126.37.78.46 0:0:0:0:0:ffff:7e25:4e2e
126.37.78.47 0:0:0:0:0:ffff:7e25:4e2f
126.37.78.48 0:0:0:0:0:ffff:7e25:4e30
126.37.78.49 0:0:0:0:0:ffff:7e25:4e31
126.37.78.50 0:0:0:0:0:ffff:7e25:4e32
126.37.78.51 0:0:0:0:0:ffff:7e25:4e33
126.37.78.52 0:0:0:0:0:ffff:7e25:4e34
126.37.78.53 0:0:0:0:0:ffff:7e25:4e35
126.37.78.54 0:0:0:0:0:ffff:7e25:4e36
126.37.78.55 0:0:0:0:0:ffff:7e25:4e37
126.37.78.56 0:0:0:0:0:ffff:7e25:4e38
126.37.78.57 0:0:0:0:0:ffff:7e25:4e39
126.37.78.58 0:0:0:0:0:ffff:7e25:4e3a
126.37.78.59 0:0:0:0:0:ffff:7e25:4e3b
126.37.78.60 0:0:0:0:0:ffff:7e25:4e3c


126.37.78.61 0:0:0:0:0:ffff:7e25:4e3d
126.37.78.62 0:0:0:0:0:ffff:7e25:4e3e
126.37.78.63 0:0:0:0:0:ffff:7e25:4e3f
126.37.78.64 0:0:0:0:0:ffff:7e25:4e40
126.37.78.65 0:0:0:0:0:ffff:7e25:4e41
126.37.78.66 0:0:0:0:0:ffff:7e25:4e42
126.37.78.67 0:0:0:0:0:ffff:7e25:4e43
126.37.78.68 0:0:0:0:0:ffff:7e25:4e44
126.37.78.69 0:0:0:0:0:ffff:7e25:4e45
126.37.78.70 0:0:0:0:0:ffff:7e25:4e46
126.37.78.71 0:0:0:0:0:ffff:7e25:4e47
126.37.78.72 0:0:0:0:0:ffff:7e25:4e48
126.37.78.73 0:0:0:0:0:ffff:7e25:4e49
126.37.78.74 0:0:0:0:0:ffff:7e25:4e4a
126.37.78.75 0:0:0:0:0:ffff:7e25:4e4b
126.37.78.76 0:0:0:0:0:ffff:7e25:4e4c
126.37.78.77 0:0:0:0:0:ffff:7e25:4e4d
126.37.78.78 0:0:0:0:0:ffff:7e25:4e4e
126.37.78.79 0:0:0:0:0:ffff:7e25:4e4f
126.37.78.80 0:0:0:0:0:ffff:7e25:4e50
126.37.78.81 0:0:0:0:0:ffff:7e25:4e51
126.37.78.82 0:0:0:0:0:ffff:7e25:4e52
126.37.78.83 0:0:0:0:0:ffff:7e25:4e53
126.37.78.84 0:0:0:0:0:ffff:7e25:4e54
126.37.78.85 0:0:0:0:0:ffff:7e25:4e55
126.37.78.86 0:0:0:0:0:ffff:7e25:4e56
126.37.78.87 0:0:0:0:0:ffff:7e25:4e57
126.37.78.88 0:0:0:0:0:ffff:7e25:4e58
126.37.78.89 0:0:0:0:0:ffff:7e25:4e59
126.37.78.90 0:0:0:0:0:ffff:7e25:4e5a
126.37.78.91 0:0:0:0:0:ffff:7e25:4e5b
126.37.78.92 0:0:0:0:0:ffff:7e25:4e5c
126.37.78.93 0:0:0:0:0:ffff:7e25:4e5d
126.37.78.94 0:0:0:0:0:ffff:7e25:4e5e
126.37.78.95 0:0:0:0:0:ffff:7e25:4e5f
126.37.78.96 0:0:0:0:0:ffff:7e25:4e60
126.37.78.97 0:0:0:0:0:ffff:7e25:4e61
126.37.78.98 0:0:0:0:0:ffff:7e25:4e62
126.37.78.99 0:0:0:0:0:ffff:7e25:4e63
126.37.78.100 0:0:0:0:0:ffff:7e25:4e64
126.37.78.101 0:0:0:0:0:ffff:7e25:4e65
126.37.78.102 0:0:0:0:0:ffff:7e25:4e66
126.37.78.103 0:0:0:0:0:ffff:7e25:4e67
126.37.78.104 0:0:0:0:0:ffff:7e25:4e68
126.37.78.105 0:0:0:0:0:ffff:7e25:4e69
126.37.78.106 0:0:0:0:0:ffff:7e25:4e6a
126.37.78.107 0:0:0:0:0:ffff:7e25:4e6b
126.37.78.108 0:0:0:0:0:ffff:7e25:4e6c
126.37.78.109 0:0:0:0:0:ffff:7e25:4e6d
126.37.78.110 0:0:0:0:0:ffff:7e25:4e6e
126.37.78.111 0:0:0:0:0:ffff:7e25:4e6f
126.37.78.112 0:0:0:0:0:ffff:7e25:4e70
126.37.78.113 0:0:0:0:0:ffff:7e25:4e71
126.37.78.114 0:0:0:0:0:ffff:7e25:4e72
126.37.78.115 0:0:0:0:0:ffff:7e25:4e73
126.37.78.116 0:0:0:0:0:ffff:7e25:4e74
126.37.78.117 0:0:0:0:0:ffff:7e25:4e75
126.37.78.118 0:0:0:0:0:ffff:7e25:4e76
126.37.78.119 0:0:0:0:0:ffff:7e25:4e77
126.37.78.120 0:0:0:0:0:ffff:7e25:4e78


126.37.78.121 0:0:0:0:0:ffff:7e25:4e79
126.37.78.122 0:0:0:0:0:ffff:7e25:4e7a
126.37.78.123 0:0:0:0:0:ffff:7e25:4e7b
126.37.78.124 0:0:0:0:0:ffff:7e25:4e7c
126.37.78.125 0:0:0:0:0:ffff:7e25:4e7d
126.37.78.126 0:0:0:0:0:ffff:7e25:4e7e
126.37.78.127 0:0:0:0:0:ffff:7e25:4e7f
126.37.78.128 0:0:0:0:0:ffff:7e25:4e80
126.37.78.129 0:0:0:0:0:ffff:7e25:4e81
126.37.78.130 0:0:0:0:0:ffff:7e25:4e82
126.37.78.131 0:0:0:0:0:ffff:7e25:4e83
126.37.78.132 0:0:0:0:0:ffff:7e25:4e84
126.37.78.133 0:0:0:0:0:ffff:7e25:4e85
126.37.78.134 0:0:0:0:0:ffff:7e25:4e86
126.37.78.135 0:0:0:0:0:ffff:7e25:4e87
126.37.78.136 0:0:0:0:0:ffff:7e25:4e88
126.37.78.137 0:0:0:0:0:ffff:7e25:4e89
126.37.78.138 0:0:0:0:0:ffff:7e25:4e8a
126.37.78.139 0:0:0:0:0:ffff:7e25:4e8b
126.37.78.140 0:0:0:0:0:ffff:7e25:4e8c
126.37.78.141 0:0:0:0:0:ffff:7e25:4e8d
126.37.78.142 0:0:0:0:0:ffff:7e25:4e8e
126.37.78.143 0:0:0:0:0:ffff:7e25:4e8f
126.37.78.144 0:0:0:0:0:ffff:7e25:4e90
126.37.78.145 0:0:0:0:0:ffff:7e25:4e91
126.37.78.146 0:0:0:0:0:ffff:7e25:4e92
126.37.78.147 0:0:0:0:0:ffff:7e25:4e93
126.37.78.148 0:0:0:0:0:ffff:7e25:4e94
126.37.78.149 0:0:0:0:0:ffff:7e25:4e95
126.37.78.150 0:0:0:0:0:ffff:7e25:4e96
126.37.78.151 0:0:0:0:0:ffff:7e25:4e97
126.37.78.152 0:0:0:0:0:ffff:7e25:4e98
126.37.78.153 0:0:0:0:0:ffff:7e25:4e99
126.37.78.154 0:0:0:0:0:ffff:7e25:4e9a
126.37.78.155 0:0:0:0:0:ffff:7e25:4e9b
126.37.78.156 0:0:0:0:0:ffff:7e25:4e9c
126.37.78.157 0:0:0:0:0:ffff:7e25:4e9d
126.37.78.158 0:0:0:0:0:ffff:7e25:4e9e
126.37.78.159 0:0:0:0:0:ffff:7e25:4e9f
126.37.78.160 0:0:0:0:0:ffff:7e25:4ea0
126.37.78.161 0:0:0:0:0:ffff:7e25:4ea1
126.37.78.162 0:0:0:0:0:ffff:7e25:4ea2
126.37.78.163 0:0:0:0:0:ffff:7e25:4ea3
126.37.78.164 0:0:0:0:0:ffff:7e25:4ea4
126.37.78.165 0:0:0:0:0:ffff:7e25:4ea5
126.37.78.166 0:0:0:0:0:ffff:7e25:4ea6
126.37.78.167 0:0:0:0:0:ffff:7e25:4ea7
126.37.78.168 0:0:0:0:0:ffff:7e25:4ea8
126.37.78.169 0:0:0:0:0:ffff:7e25:4ea9
126.37.78.170 0:0:0:0:0:ffff:7e25:4eaa
126.37.78.171 0:0:0:0:0:ffff:7e25:4eab
126.37.78.172 0:0:0:0:0:ffff:7e25:4eac
126.37.78.173 0:0:0:0:0:ffff:7e25:4ead
126.37.78.174 0:0:0:0:0:ffff:7e25:4eae
126.37.78.175 0:0:0:0:0:ffff:7e25:4eaf
126.37.78.176 0:0:0:0:0:ffff:7e25:4eb0
126.37.78.177 0:0:0:0:0:ffff:7e25:4eb1
126.37.78.178 0:0:0:0:0:ffff:7e25:4eb2
126.37.78.179 0:0:0:0:0:ffff:7e25:4eb3
126.37.78.180 0:0:0:0:0:ffff:7e25:4eb4


126.37.78.181 0:0:0:0:0:ffff:7e25:4eb5
126.37.78.182 0:0:0:0:0:ffff:7e25:4eb6
126.37.78.183 0:0:0:0:0:ffff:7e25:4eb7
126.37.78.184 0:0:0:0:0:ffff:7e25:4eb8
126.37.78.185 0:0:0:0:0:ffff:7e25:4eb9
126.37.78.186 0:0:0:0:0:ffff:7e25:4eba
126.37.78.187 0:0:0:0:0:ffff:7e25:4ebb
126.37.78.188 0:0:0:0:0:ffff:7e25:4ebc
126.37.78.189 0:0:0:0:0:ffff:7e25:4ebd
126.37.78.190 0:0:0:0:0:ffff:7e25:4ebe
126.37.78.191 0:0:0:0:0:ffff:7e25:4ebf
126.37.78.192 0:0:0:0:0:ffff:7e25:4ec0
126.37.78.193 0:0:0:0:0:ffff:7e25:4ec1
126.37.78.194 0:0:0:0:0:ffff:7e25:4ec2
126.37.78.195 0:0:0:0:0:ffff:7e25:4ec3
126.37.78.196 0:0:0:0:0:ffff:7e25:4ec4
126.37.78.197 0:0:0:0:0:ffff:7e25:4ec5
126.37.78.198 0:0:0:0:0:ffff:7e25:4ec6
126.37.78.199 0:0:0:0:0:ffff:7e25:4ec7
126.37.78.200 0:0:0:0:0:ffff:7e25:4ec8
126.37.78.201 0:0:0:0:0:ffff:7e25:4ec9
126.37.78.202 0:0:0:0:0:ffff:7e25:4eca
126.37.78.203 0:0:0:0:0:ffff:7e25:4ecb
126.37.78.204 0:0:0:0:0:ffff:7e25:4ecc
126.37.78.205 0:0:0:0:0:ffff:7e25:4ecd
126.37.78.206 0:0:0:0:0:ffff:7e25:4ece
126.37.78.207 0:0:0:0:0:ffff:7e25:4ecf
126.37.78.208 0:0:0:0:0:ffff:7e25:4ed0
126.37.78.209 0:0:0:0:0:ffff:7e25:4ed1
126.37.78.210 0:0:0:0:0:ffff:7e25:4ed2
126.37.78.211 0:0:0:0:0:ffff:7e25:4ed3
126.37.78.212 0:0:0:0:0:ffff:7e25:4ed4
126.37.78.213 0:0:0:0:0:ffff:7e25:4ed5
126.37.78.214 0:0:0:0:0:ffff:7e25:4ed6
126.37.78.215 0:0:0:0:0:ffff:7e25:4ed7
126.37.78.216 0:0:0:0:0:ffff:7e25:4ed8
126.37.78.217 0:0:0:0:0:ffff:7e25:4ed9
126.37.78.218 0:0:0:0:0:ffff:7e25:4eda
126.37.78.219 0:0:0:0:0:ffff:7e25:4edb
126.37.78.220 0:0:0:0:0:ffff:7e25:4edc
126.37.78.221 0:0:0:0:0:ffff:7e25:4edd
126.37.78.222 0:0:0:0:0:ffff:7e25:4ede
126.37.78.223 0:0:0:0:0:ffff:7e25:4edf
126.37.78.224 0:0:0:0:0:ffff:7e25:4ee0
126.37.78.225 0:0:0:0:0:ffff:7e25:4ee1
126.37.78.226 0:0:0:0:0:ffff:7e25:4ee2
126.37.78.227 0:0:0:0:0:ffff:7e25:4ee3
126.37.78.228 0:0:0:0:0:ffff:7e25:4ee4
126.37.78.229 0:0:0:0:0:ffff:7e25:4ee5
126.37.78.230 0:0:0:0:0:ffff:7e25:4ee6
126.37.78.231 0:0:0:0:0:ffff:7e25:4ee7
126.37.78.232 0:0:0:0:0:ffff:7e25:4ee8
126.37.78.233 0:0:0:0:0:ffff:7e25:4ee9
126.37.78.234 0:0:0:0:0:ffff:7e25:4eea
126.37.78.235 0:0:0:0:0:ffff:7e25:4eeb
126.37.78.236 0:0:0:0:0:ffff:7e25:4eec
126.37.78.237 0:0:0:0:0:ffff:7e25:4eed
126.37.78.238 0:0:0:0:0:ffff:7e25:4eee
126.37.78.239 0:0:0:0:0:ffff:7e25:4eef
126.37.78.240 0:0:0:0:0:ffff:7e25:4ef0
126.37.78.241 0:0:0:0:0:ffff:7e25:4ef1
126.37.78.242 0:0:0:0:0:ffff:7e25:4ef2
126.37.78.243 0:0:0:0:0:ffff:7e25:4ef3
126.37.78.244 0:0:0:0:0:ffff:7e25:4ef4
126.37.78.245 0:0:0:0:0:ffff:7e25:4ef5
126.37.78.246 0:0:0:0:0:ffff:7e25:4ef6
126.37.78.247 0:0:0:0:0:ffff:7e25:4ef7
126.37.78.248 0:0:0:0:0:ffff:7e25:4ef8
126.37.78.249 0:0:0:0:0:ffff:7e25:4ef9
126.37.78.250 0:0:0:0:0:ffff:7e25:4efa
126.37.78.251 0:0:0:0:0:ffff:7e25:4efb
126.37.78.252 0:0:0:0:0:ffff:7e25:4efc
126.37.78.253 0:0:0:0:0:ffff:7e25:4efd
126.37.78.254 0:0:0:0:0:ffff:7e25:4efe
126.37.78.255 0:0:0:0:0:ffff:7e25:4eff


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.