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
236.166.140.1 0:0:0:0:0:ffff:eca6:8c01
236.166.140.2 0:0:0:0:0:ffff:eca6:8c02
236.166.140.3 0:0:0:0:0:ffff:eca6:8c03
236.166.140.4 0:0:0:0:0:ffff:eca6:8c04
236.166.140.5 0:0:0:0:0:ffff:eca6:8c05
236.166.140.6 0:0:0:0:0:ffff:eca6:8c06
236.166.140.7 0:0:0:0:0:ffff:eca6:8c07
236.166.140.8 0:0:0:0:0:ffff:eca6:8c08
236.166.140.9 0:0:0:0:0:ffff:eca6:8c09
236.166.140.10 0:0:0:0:0:ffff:eca6:8c0a
236.166.140.11 0:0:0:0:0:ffff:eca6:8c0b
236.166.140.12 0:0:0:0:0:ffff:eca6:8c0c
236.166.140.13 0:0:0:0:0:ffff:eca6:8c0d
236.166.140.14 0:0:0:0:0:ffff:eca6:8c0e
236.166.140.15 0:0:0:0:0:ffff:eca6:8c0f
236.166.140.16 0:0:0:0:0:ffff:eca6:8c10
236.166.140.17 0:0:0:0:0:ffff:eca6:8c11
236.166.140.18 0:0:0:0:0:ffff:eca6:8c12
236.166.140.19 0:0:0:0:0:ffff:eca6:8c13
236.166.140.20 0:0:0:0:0:ffff:eca6:8c14
236.166.140.21 0:0:0:0:0:ffff:eca6:8c15
236.166.140.22 0:0:0:0:0:ffff:eca6:8c16
236.166.140.23 0:0:0:0:0:ffff:eca6:8c17
236.166.140.24 0:0:0:0:0:ffff:eca6:8c18
236.166.140.25 0:0:0:0:0:ffff:eca6:8c19
236.166.140.26 0:0:0:0:0:ffff:eca6:8c1a
236.166.140.27 0:0:0:0:0:ffff:eca6:8c1b
236.166.140.28 0:0:0:0:0:ffff:eca6:8c1c
236.166.140.29 0:0:0:0:0:ffff:eca6:8c1d
236.166.140.30 0:0:0:0:0:ffff:eca6:8c1e
236.166.140.31 0:0:0:0:0:ffff:eca6:8c1f
236.166.140.32 0:0:0:0:0:ffff:eca6:8c20
236.166.140.33 0:0:0:0:0:ffff:eca6:8c21
236.166.140.34 0:0:0:0:0:ffff:eca6:8c22
236.166.140.35 0:0:0:0:0:ffff:eca6:8c23
236.166.140.36 0:0:0:0:0:ffff:eca6:8c24
236.166.140.37 0:0:0:0:0:ffff:eca6:8c25
236.166.140.38 0:0:0:0:0:ffff:eca6:8c26
236.166.140.39 0:0:0:0:0:ffff:eca6:8c27
236.166.140.40 0:0:0:0:0:ffff:eca6:8c28
236.166.140.41 0:0:0:0:0:ffff:eca6:8c29
236.166.140.42 0:0:0:0:0:ffff:eca6:8c2a
236.166.140.43 0:0:0:0:0:ffff:eca6:8c2b
236.166.140.44 0:0:0:0:0:ffff:eca6:8c2c
236.166.140.45 0:0:0:0:0:ffff:eca6:8c2d
236.166.140.46 0:0:0:0:0:ffff:eca6:8c2e
236.166.140.47 0:0:0:0:0:ffff:eca6:8c2f
236.166.140.48 0:0:0:0:0:ffff:eca6:8c30
236.166.140.49 0:0:0:0:0:ffff:eca6:8c31
236.166.140.50 0:0:0:0:0:ffff:eca6:8c32
236.166.140.51 0:0:0:0:0:ffff:eca6:8c33
236.166.140.52 0:0:0:0:0:ffff:eca6:8c34
236.166.140.53 0:0:0:0:0:ffff:eca6:8c35
236.166.140.54 0:0:0:0:0:ffff:eca6:8c36
236.166.140.55 0:0:0:0:0:ffff:eca6:8c37
236.166.140.56 0:0:0:0:0:ffff:eca6:8c38
236.166.140.57 0:0:0:0:0:ffff:eca6:8c39
236.166.140.58 0:0:0:0:0:ffff:eca6:8c3a
236.166.140.59 0:0:0:0:0:ffff:eca6:8c3b
236.166.140.60 0:0:0:0:0:ffff:eca6:8c3c


236.166.140.61 0:0:0:0:0:ffff:eca6:8c3d
236.166.140.62 0:0:0:0:0:ffff:eca6:8c3e
236.166.140.63 0:0:0:0:0:ffff:eca6:8c3f
236.166.140.64 0:0:0:0:0:ffff:eca6:8c40
236.166.140.65 0:0:0:0:0:ffff:eca6:8c41
236.166.140.66 0:0:0:0:0:ffff:eca6:8c42
236.166.140.67 0:0:0:0:0:ffff:eca6:8c43
236.166.140.68 0:0:0:0:0:ffff:eca6:8c44
236.166.140.69 0:0:0:0:0:ffff:eca6:8c45
236.166.140.70 0:0:0:0:0:ffff:eca6:8c46
236.166.140.71 0:0:0:0:0:ffff:eca6:8c47
236.166.140.72 0:0:0:0:0:ffff:eca6:8c48
236.166.140.73 0:0:0:0:0:ffff:eca6:8c49
236.166.140.74 0:0:0:0:0:ffff:eca6:8c4a
236.166.140.75 0:0:0:0:0:ffff:eca6:8c4b
236.166.140.76 0:0:0:0:0:ffff:eca6:8c4c
236.166.140.77 0:0:0:0:0:ffff:eca6:8c4d
236.166.140.78 0:0:0:0:0:ffff:eca6:8c4e
236.166.140.79 0:0:0:0:0:ffff:eca6:8c4f
236.166.140.80 0:0:0:0:0:ffff:eca6:8c50
236.166.140.81 0:0:0:0:0:ffff:eca6:8c51
236.166.140.82 0:0:0:0:0:ffff:eca6:8c52
236.166.140.83 0:0:0:0:0:ffff:eca6:8c53
236.166.140.84 0:0:0:0:0:ffff:eca6:8c54
236.166.140.85 0:0:0:0:0:ffff:eca6:8c55
236.166.140.86 0:0:0:0:0:ffff:eca6:8c56
236.166.140.87 0:0:0:0:0:ffff:eca6:8c57
236.166.140.88 0:0:0:0:0:ffff:eca6:8c58
236.166.140.89 0:0:0:0:0:ffff:eca6:8c59
236.166.140.90 0:0:0:0:0:ffff:eca6:8c5a
236.166.140.91 0:0:0:0:0:ffff:eca6:8c5b
236.166.140.92 0:0:0:0:0:ffff:eca6:8c5c
236.166.140.93 0:0:0:0:0:ffff:eca6:8c5d
236.166.140.94 0:0:0:0:0:ffff:eca6:8c5e
236.166.140.95 0:0:0:0:0:ffff:eca6:8c5f
236.166.140.96 0:0:0:0:0:ffff:eca6:8c60
236.166.140.97 0:0:0:0:0:ffff:eca6:8c61
236.166.140.98 0:0:0:0:0:ffff:eca6:8c62
236.166.140.99 0:0:0:0:0:ffff:eca6:8c63
236.166.140.100 0:0:0:0:0:ffff:eca6:8c64
236.166.140.101 0:0:0:0:0:ffff:eca6:8c65
236.166.140.102 0:0:0:0:0:ffff:eca6:8c66
236.166.140.103 0:0:0:0:0:ffff:eca6:8c67
236.166.140.104 0:0:0:0:0:ffff:eca6:8c68
236.166.140.105 0:0:0:0:0:ffff:eca6:8c69
236.166.140.106 0:0:0:0:0:ffff:eca6:8c6a
236.166.140.107 0:0:0:0:0:ffff:eca6:8c6b
236.166.140.108 0:0:0:0:0:ffff:eca6:8c6c
236.166.140.109 0:0:0:0:0:ffff:eca6:8c6d
236.166.140.110 0:0:0:0:0:ffff:eca6:8c6e
236.166.140.111 0:0:0:0:0:ffff:eca6:8c6f
236.166.140.112 0:0:0:0:0:ffff:eca6:8c70
236.166.140.113 0:0:0:0:0:ffff:eca6:8c71
236.166.140.114 0:0:0:0:0:ffff:eca6:8c72
236.166.140.115 0:0:0:0:0:ffff:eca6:8c73
236.166.140.116 0:0:0:0:0:ffff:eca6:8c74
236.166.140.117 0:0:0:0:0:ffff:eca6:8c75
236.166.140.118 0:0:0:0:0:ffff:eca6:8c76
236.166.140.119 0:0:0:0:0:ffff:eca6:8c77
236.166.140.120 0:0:0:0:0:ffff:eca6:8c78


236.166.140.121 0:0:0:0:0:ffff:eca6:8c79
236.166.140.122 0:0:0:0:0:ffff:eca6:8c7a
236.166.140.123 0:0:0:0:0:ffff:eca6:8c7b
236.166.140.124 0:0:0:0:0:ffff:eca6:8c7c
236.166.140.125 0:0:0:0:0:ffff:eca6:8c7d
236.166.140.126 0:0:0:0:0:ffff:eca6:8c7e
236.166.140.127 0:0:0:0:0:ffff:eca6:8c7f
236.166.140.128 0:0:0:0:0:ffff:eca6:8c80
236.166.140.129 0:0:0:0:0:ffff:eca6:8c81
236.166.140.130 0:0:0:0:0:ffff:eca6:8c82
236.166.140.131 0:0:0:0:0:ffff:eca6:8c83
236.166.140.132 0:0:0:0:0:ffff:eca6:8c84
236.166.140.133 0:0:0:0:0:ffff:eca6:8c85
236.166.140.134 0:0:0:0:0:ffff:eca6:8c86
236.166.140.135 0:0:0:0:0:ffff:eca6:8c87
236.166.140.136 0:0:0:0:0:ffff:eca6:8c88
236.166.140.137 0:0:0:0:0:ffff:eca6:8c89
236.166.140.138 0:0:0:0:0:ffff:eca6:8c8a
236.166.140.139 0:0:0:0:0:ffff:eca6:8c8b
236.166.140.140 0:0:0:0:0:ffff:eca6:8c8c
236.166.140.141 0:0:0:0:0:ffff:eca6:8c8d
236.166.140.142 0:0:0:0:0:ffff:eca6:8c8e
236.166.140.143 0:0:0:0:0:ffff:eca6:8c8f
236.166.140.144 0:0:0:0:0:ffff:eca6:8c90
236.166.140.145 0:0:0:0:0:ffff:eca6:8c91
236.166.140.146 0:0:0:0:0:ffff:eca6:8c92
236.166.140.147 0:0:0:0:0:ffff:eca6:8c93
236.166.140.148 0:0:0:0:0:ffff:eca6:8c94
236.166.140.149 0:0:0:0:0:ffff:eca6:8c95
236.166.140.150 0:0:0:0:0:ffff:eca6:8c96
236.166.140.151 0:0:0:0:0:ffff:eca6:8c97
236.166.140.152 0:0:0:0:0:ffff:eca6:8c98
236.166.140.153 0:0:0:0:0:ffff:eca6:8c99
236.166.140.154 0:0:0:0:0:ffff:eca6:8c9a
236.166.140.155 0:0:0:0:0:ffff:eca6:8c9b
236.166.140.156 0:0:0:0:0:ffff:eca6:8c9c
236.166.140.157 0:0:0:0:0:ffff:eca6:8c9d
236.166.140.158 0:0:0:0:0:ffff:eca6:8c9e
236.166.140.159 0:0:0:0:0:ffff:eca6:8c9f
236.166.140.160 0:0:0:0:0:ffff:eca6:8ca0
236.166.140.161 0:0:0:0:0:ffff:eca6:8ca1
236.166.140.162 0:0:0:0:0:ffff:eca6:8ca2
236.166.140.163 0:0:0:0:0:ffff:eca6:8ca3
236.166.140.164 0:0:0:0:0:ffff:eca6:8ca4
236.166.140.165 0:0:0:0:0:ffff:eca6:8ca5
236.166.140.166 0:0:0:0:0:ffff:eca6:8ca6
236.166.140.167 0:0:0:0:0:ffff:eca6:8ca7
236.166.140.168 0:0:0:0:0:ffff:eca6:8ca8
236.166.140.169 0:0:0:0:0:ffff:eca6:8ca9
236.166.140.170 0:0:0:0:0:ffff:eca6:8caa
236.166.140.171 0:0:0:0:0:ffff:eca6:8cab
236.166.140.172 0:0:0:0:0:ffff:eca6:8cac
236.166.140.173 0:0:0:0:0:ffff:eca6:8cad
236.166.140.174 0:0:0:0:0:ffff:eca6:8cae
236.166.140.175 0:0:0:0:0:ffff:eca6:8caf
236.166.140.176 0:0:0:0:0:ffff:eca6:8cb0
236.166.140.177 0:0:0:0:0:ffff:eca6:8cb1
236.166.140.178 0:0:0:0:0:ffff:eca6:8cb2
236.166.140.179 0:0:0:0:0:ffff:eca6:8cb3
236.166.140.180 0:0:0:0:0:ffff:eca6:8cb4


236.166.140.181 0:0:0:0:0:ffff:eca6:8cb5
236.166.140.182 0:0:0:0:0:ffff:eca6:8cb6
236.166.140.183 0:0:0:0:0:ffff:eca6:8cb7
236.166.140.184 0:0:0:0:0:ffff:eca6:8cb8
236.166.140.185 0:0:0:0:0:ffff:eca6:8cb9
236.166.140.186 0:0:0:0:0:ffff:eca6:8cba
236.166.140.187 0:0:0:0:0:ffff:eca6:8cbb
236.166.140.188 0:0:0:0:0:ffff:eca6:8cbc
236.166.140.189 0:0:0:0:0:ffff:eca6:8cbd
236.166.140.190 0:0:0:0:0:ffff:eca6:8cbe
236.166.140.191 0:0:0:0:0:ffff:eca6:8cbf
236.166.140.192 0:0:0:0:0:ffff:eca6:8cc0
236.166.140.193 0:0:0:0:0:ffff:eca6:8cc1
236.166.140.194 0:0:0:0:0:ffff:eca6:8cc2
236.166.140.195 0:0:0:0:0:ffff:eca6:8cc3
236.166.140.196 0:0:0:0:0:ffff:eca6:8cc4
236.166.140.197 0:0:0:0:0:ffff:eca6:8cc5
236.166.140.198 0:0:0:0:0:ffff:eca6:8cc6
236.166.140.199 0:0:0:0:0:ffff:eca6:8cc7
236.166.140.200 0:0:0:0:0:ffff:eca6:8cc8
236.166.140.201 0:0:0:0:0:ffff:eca6:8cc9
236.166.140.202 0:0:0:0:0:ffff:eca6:8cca
236.166.140.203 0:0:0:0:0:ffff:eca6:8ccb
236.166.140.204 0:0:0:0:0:ffff:eca6:8ccc
236.166.140.205 0:0:0:0:0:ffff:eca6:8ccd
236.166.140.206 0:0:0:0:0:ffff:eca6:8cce
236.166.140.207 0:0:0:0:0:ffff:eca6:8ccf
236.166.140.208 0:0:0:0:0:ffff:eca6:8cd0
236.166.140.209 0:0:0:0:0:ffff:eca6:8cd1
236.166.140.210 0:0:0:0:0:ffff:eca6:8cd2
236.166.140.211 0:0:0:0:0:ffff:eca6:8cd3
236.166.140.212 0:0:0:0:0:ffff:eca6:8cd4
236.166.140.213 0:0:0:0:0:ffff:eca6:8cd5
236.166.140.214 0:0:0:0:0:ffff:eca6:8cd6
236.166.140.215 0:0:0:0:0:ffff:eca6:8cd7
236.166.140.216 0:0:0:0:0:ffff:eca6:8cd8
236.166.140.217 0:0:0:0:0:ffff:eca6:8cd9
236.166.140.218 0:0:0:0:0:ffff:eca6:8cda
236.166.140.219 0:0:0:0:0:ffff:eca6:8cdb
236.166.140.220 0:0:0:0:0:ffff:eca6:8cdc
236.166.140.221 0:0:0:0:0:ffff:eca6:8cdd
236.166.140.222 0:0:0:0:0:ffff:eca6:8cde
236.166.140.223 0:0:0:0:0:ffff:eca6:8cdf
236.166.140.224 0:0:0:0:0:ffff:eca6:8ce0
236.166.140.225 0:0:0:0:0:ffff:eca6:8ce1
236.166.140.226 0:0:0:0:0:ffff:eca6:8ce2
236.166.140.227 0:0:0:0:0:ffff:eca6:8ce3
236.166.140.228 0:0:0:0:0:ffff:eca6:8ce4
236.166.140.229 0:0:0:0:0:ffff:eca6:8ce5
236.166.140.230 0:0:0:0:0:ffff:eca6:8ce6
236.166.140.231 0:0:0:0:0:ffff:eca6:8ce7
236.166.140.232 0:0:0:0:0:ffff:eca6:8ce8
236.166.140.233 0:0:0:0:0:ffff:eca6:8ce9
236.166.140.234 0:0:0:0:0:ffff:eca6:8cea
236.166.140.235 0:0:0:0:0:ffff:eca6:8ceb
236.166.140.236 0:0:0:0:0:ffff:eca6:8cec
236.166.140.237 0:0:0:0:0:ffff:eca6:8ced
236.166.140.238 0:0:0:0:0:ffff:eca6:8cee
236.166.140.239 0:0:0:0:0:ffff:eca6:8cef
236.166.140.240 0:0:0:0:0:ffff:eca6:8cf0
236.166.140.241 0:0:0:0:0:ffff:eca6:8cf1
236.166.140.242 0:0:0:0:0:ffff:eca6:8cf2
236.166.140.243 0:0:0:0:0:ffff:eca6:8cf3
236.166.140.244 0:0:0:0:0:ffff:eca6:8cf4
236.166.140.245 0:0:0:0:0:ffff:eca6:8cf5
236.166.140.246 0:0:0:0:0:ffff:eca6:8cf6
236.166.140.247 0:0:0:0:0:ffff:eca6:8cf7
236.166.140.248 0:0:0:0:0:ffff:eca6:8cf8
236.166.140.249 0:0:0:0:0:ffff:eca6:8cf9
236.166.140.250 0:0:0:0:0:ffff:eca6:8cfa
236.166.140.251 0:0:0:0:0:ffff:eca6:8cfb
236.166.140.252 0:0:0:0:0:ffff:eca6:8cfc
236.166.140.253 0:0:0:0:0:ffff:eca6:8cfd
236.166.140.254 0:0:0:0:0:ffff:eca6:8cfe
236.166.140.255 0:0:0:0:0:ffff:eca6:8cff


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.