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
236.166.207.1 0:0:0:0:0:ffff:eca6:cf01
236.166.207.2 0:0:0:0:0:ffff:eca6:cf02
236.166.207.3 0:0:0:0:0:ffff:eca6:cf03
236.166.207.4 0:0:0:0:0:ffff:eca6:cf04
236.166.207.5 0:0:0:0:0:ffff:eca6:cf05
236.166.207.6 0:0:0:0:0:ffff:eca6:cf06
236.166.207.7 0:0:0:0:0:ffff:eca6:cf07
236.166.207.8 0:0:0:0:0:ffff:eca6:cf08
236.166.207.9 0:0:0:0:0:ffff:eca6:cf09
236.166.207.10 0:0:0:0:0:ffff:eca6:cf0a
236.166.207.11 0:0:0:0:0:ffff:eca6:cf0b
236.166.207.12 0:0:0:0:0:ffff:eca6:cf0c
236.166.207.13 0:0:0:0:0:ffff:eca6:cf0d
236.166.207.14 0:0:0:0:0:ffff:eca6:cf0e
236.166.207.15 0:0:0:0:0:ffff:eca6:cf0f
236.166.207.16 0:0:0:0:0:ffff:eca6:cf10
236.166.207.17 0:0:0:0:0:ffff:eca6:cf11
236.166.207.18 0:0:0:0:0:ffff:eca6:cf12
236.166.207.19 0:0:0:0:0:ffff:eca6:cf13
236.166.207.20 0:0:0:0:0:ffff:eca6:cf14
236.166.207.21 0:0:0:0:0:ffff:eca6:cf15
236.166.207.22 0:0:0:0:0:ffff:eca6:cf16
236.166.207.23 0:0:0:0:0:ffff:eca6:cf17
236.166.207.24 0:0:0:0:0:ffff:eca6:cf18
236.166.207.25 0:0:0:0:0:ffff:eca6:cf19
236.166.207.26 0:0:0:0:0:ffff:eca6:cf1a
236.166.207.27 0:0:0:0:0:ffff:eca6:cf1b
236.166.207.28 0:0:0:0:0:ffff:eca6:cf1c
236.166.207.29 0:0:0:0:0:ffff:eca6:cf1d
236.166.207.30 0:0:0:0:0:ffff:eca6:cf1e
236.166.207.31 0:0:0:0:0:ffff:eca6:cf1f
236.166.207.32 0:0:0:0:0:ffff:eca6:cf20
236.166.207.33 0:0:0:0:0:ffff:eca6:cf21
236.166.207.34 0:0:0:0:0:ffff:eca6:cf22
236.166.207.35 0:0:0:0:0:ffff:eca6:cf23
236.166.207.36 0:0:0:0:0:ffff:eca6:cf24
236.166.207.37 0:0:0:0:0:ffff:eca6:cf25
236.166.207.38 0:0:0:0:0:ffff:eca6:cf26
236.166.207.39 0:0:0:0:0:ffff:eca6:cf27
236.166.207.40 0:0:0:0:0:ffff:eca6:cf28
236.166.207.41 0:0:0:0:0:ffff:eca6:cf29
236.166.207.42 0:0:0:0:0:ffff:eca6:cf2a
236.166.207.43 0:0:0:0:0:ffff:eca6:cf2b
236.166.207.44 0:0:0:0:0:ffff:eca6:cf2c
236.166.207.45 0:0:0:0:0:ffff:eca6:cf2d
236.166.207.46 0:0:0:0:0:ffff:eca6:cf2e
236.166.207.47 0:0:0:0:0:ffff:eca6:cf2f
236.166.207.48 0:0:0:0:0:ffff:eca6:cf30
236.166.207.49 0:0:0:0:0:ffff:eca6:cf31
236.166.207.50 0:0:0:0:0:ffff:eca6:cf32
236.166.207.51 0:0:0:0:0:ffff:eca6:cf33
236.166.207.52 0:0:0:0:0:ffff:eca6:cf34
236.166.207.53 0:0:0:0:0:ffff:eca6:cf35
236.166.207.54 0:0:0:0:0:ffff:eca6:cf36
236.166.207.55 0:0:0:0:0:ffff:eca6:cf37
236.166.207.56 0:0:0:0:0:ffff:eca6:cf38
236.166.207.57 0:0:0:0:0:ffff:eca6:cf39
236.166.207.58 0:0:0:0:0:ffff:eca6:cf3a
236.166.207.59 0:0:0:0:0:ffff:eca6:cf3b
236.166.207.60 0:0:0:0:0:ffff:eca6:cf3c


236.166.207.61 0:0:0:0:0:ffff:eca6:cf3d
236.166.207.62 0:0:0:0:0:ffff:eca6:cf3e
236.166.207.63 0:0:0:0:0:ffff:eca6:cf3f
236.166.207.64 0:0:0:0:0:ffff:eca6:cf40
236.166.207.65 0:0:0:0:0:ffff:eca6:cf41
236.166.207.66 0:0:0:0:0:ffff:eca6:cf42
236.166.207.67 0:0:0:0:0:ffff:eca6:cf43
236.166.207.68 0:0:0:0:0:ffff:eca6:cf44
236.166.207.69 0:0:0:0:0:ffff:eca6:cf45
236.166.207.70 0:0:0:0:0:ffff:eca6:cf46
236.166.207.71 0:0:0:0:0:ffff:eca6:cf47
236.166.207.72 0:0:0:0:0:ffff:eca6:cf48
236.166.207.73 0:0:0:0:0:ffff:eca6:cf49
236.166.207.74 0:0:0:0:0:ffff:eca6:cf4a
236.166.207.75 0:0:0:0:0:ffff:eca6:cf4b
236.166.207.76 0:0:0:0:0:ffff:eca6:cf4c
236.166.207.77 0:0:0:0:0:ffff:eca6:cf4d
236.166.207.78 0:0:0:0:0:ffff:eca6:cf4e
236.166.207.79 0:0:0:0:0:ffff:eca6:cf4f
236.166.207.80 0:0:0:0:0:ffff:eca6:cf50
236.166.207.81 0:0:0:0:0:ffff:eca6:cf51
236.166.207.82 0:0:0:0:0:ffff:eca6:cf52
236.166.207.83 0:0:0:0:0:ffff:eca6:cf53
236.166.207.84 0:0:0:0:0:ffff:eca6:cf54
236.166.207.85 0:0:0:0:0:ffff:eca6:cf55
236.166.207.86 0:0:0:0:0:ffff:eca6:cf56
236.166.207.87 0:0:0:0:0:ffff:eca6:cf57
236.166.207.88 0:0:0:0:0:ffff:eca6:cf58
236.166.207.89 0:0:0:0:0:ffff:eca6:cf59
236.166.207.90 0:0:0:0:0:ffff:eca6:cf5a
236.166.207.91 0:0:0:0:0:ffff:eca6:cf5b
236.166.207.92 0:0:0:0:0:ffff:eca6:cf5c
236.166.207.93 0:0:0:0:0:ffff:eca6:cf5d
236.166.207.94 0:0:0:0:0:ffff:eca6:cf5e
236.166.207.95 0:0:0:0:0:ffff:eca6:cf5f
236.166.207.96 0:0:0:0:0:ffff:eca6:cf60
236.166.207.97 0:0:0:0:0:ffff:eca6:cf61
236.166.207.98 0:0:0:0:0:ffff:eca6:cf62
236.166.207.99 0:0:0:0:0:ffff:eca6:cf63
236.166.207.100 0:0:0:0:0:ffff:eca6:cf64
236.166.207.101 0:0:0:0:0:ffff:eca6:cf65
236.166.207.102 0:0:0:0:0:ffff:eca6:cf66
236.166.207.103 0:0:0:0:0:ffff:eca6:cf67
236.166.207.104 0:0:0:0:0:ffff:eca6:cf68
236.166.207.105 0:0:0:0:0:ffff:eca6:cf69
236.166.207.106 0:0:0:0:0:ffff:eca6:cf6a
236.166.207.107 0:0:0:0:0:ffff:eca6:cf6b
236.166.207.108 0:0:0:0:0:ffff:eca6:cf6c
236.166.207.109 0:0:0:0:0:ffff:eca6:cf6d
236.166.207.110 0:0:0:0:0:ffff:eca6:cf6e
236.166.207.111 0:0:0:0:0:ffff:eca6:cf6f
236.166.207.112 0:0:0:0:0:ffff:eca6:cf70
236.166.207.113 0:0:0:0:0:ffff:eca6:cf71
236.166.207.114 0:0:0:0:0:ffff:eca6:cf72
236.166.207.115 0:0:0:0:0:ffff:eca6:cf73
236.166.207.116 0:0:0:0:0:ffff:eca6:cf74
236.166.207.117 0:0:0:0:0:ffff:eca6:cf75
236.166.207.118 0:0:0:0:0:ffff:eca6:cf76
236.166.207.119 0:0:0:0:0:ffff:eca6:cf77
236.166.207.120 0:0:0:0:0:ffff:eca6:cf78


236.166.207.121 0:0:0:0:0:ffff:eca6:cf79
236.166.207.122 0:0:0:0:0:ffff:eca6:cf7a
236.166.207.123 0:0:0:0:0:ffff:eca6:cf7b
236.166.207.124 0:0:0:0:0:ffff:eca6:cf7c
236.166.207.125 0:0:0:0:0:ffff:eca6:cf7d
236.166.207.126 0:0:0:0:0:ffff:eca6:cf7e
236.166.207.127 0:0:0:0:0:ffff:eca6:cf7f
236.166.207.128 0:0:0:0:0:ffff:eca6:cf80
236.166.207.129 0:0:0:0:0:ffff:eca6:cf81
236.166.207.130 0:0:0:0:0:ffff:eca6:cf82
236.166.207.131 0:0:0:0:0:ffff:eca6:cf83
236.166.207.132 0:0:0:0:0:ffff:eca6:cf84
236.166.207.133 0:0:0:0:0:ffff:eca6:cf85
236.166.207.134 0:0:0:0:0:ffff:eca6:cf86
236.166.207.135 0:0:0:0:0:ffff:eca6:cf87
236.166.207.136 0:0:0:0:0:ffff:eca6:cf88
236.166.207.137 0:0:0:0:0:ffff:eca6:cf89
236.166.207.138 0:0:0:0:0:ffff:eca6:cf8a
236.166.207.139 0:0:0:0:0:ffff:eca6:cf8b
236.166.207.140 0:0:0:0:0:ffff:eca6:cf8c
236.166.207.141 0:0:0:0:0:ffff:eca6:cf8d
236.166.207.142 0:0:0:0:0:ffff:eca6:cf8e
236.166.207.143 0:0:0:0:0:ffff:eca6:cf8f
236.166.207.144 0:0:0:0:0:ffff:eca6:cf90
236.166.207.145 0:0:0:0:0:ffff:eca6:cf91
236.166.207.146 0:0:0:0:0:ffff:eca6:cf92
236.166.207.147 0:0:0:0:0:ffff:eca6:cf93
236.166.207.148 0:0:0:0:0:ffff:eca6:cf94
236.166.207.149 0:0:0:0:0:ffff:eca6:cf95
236.166.207.150 0:0:0:0:0:ffff:eca6:cf96
236.166.207.151 0:0:0:0:0:ffff:eca6:cf97
236.166.207.152 0:0:0:0:0:ffff:eca6:cf98
236.166.207.153 0:0:0:0:0:ffff:eca6:cf99
236.166.207.154 0:0:0:0:0:ffff:eca6:cf9a
236.166.207.155 0:0:0:0:0:ffff:eca6:cf9b
236.166.207.156 0:0:0:0:0:ffff:eca6:cf9c
236.166.207.157 0:0:0:0:0:ffff:eca6:cf9d
236.166.207.158 0:0:0:0:0:ffff:eca6:cf9e
236.166.207.159 0:0:0:0:0:ffff:eca6:cf9f
236.166.207.160 0:0:0:0:0:ffff:eca6:cfa0
236.166.207.161 0:0:0:0:0:ffff:eca6:cfa1
236.166.207.162 0:0:0:0:0:ffff:eca6:cfa2
236.166.207.163 0:0:0:0:0:ffff:eca6:cfa3
236.166.207.164 0:0:0:0:0:ffff:eca6:cfa4
236.166.207.165 0:0:0:0:0:ffff:eca6:cfa5
236.166.207.166 0:0:0:0:0:ffff:eca6:cfa6
236.166.207.167 0:0:0:0:0:ffff:eca6:cfa7
236.166.207.168 0:0:0:0:0:ffff:eca6:cfa8
236.166.207.169 0:0:0:0:0:ffff:eca6:cfa9
236.166.207.170 0:0:0:0:0:ffff:eca6:cfaa
236.166.207.171 0:0:0:0:0:ffff:eca6:cfab
236.166.207.172 0:0:0:0:0:ffff:eca6:cfac
236.166.207.173 0:0:0:0:0:ffff:eca6:cfad
236.166.207.174 0:0:0:0:0:ffff:eca6:cfae
236.166.207.175 0:0:0:0:0:ffff:eca6:cfaf
236.166.207.176 0:0:0:0:0:ffff:eca6:cfb0
236.166.207.177 0:0:0:0:0:ffff:eca6:cfb1
236.166.207.178 0:0:0:0:0:ffff:eca6:cfb2
236.166.207.179 0:0:0:0:0:ffff:eca6:cfb3
236.166.207.180 0:0:0:0:0:ffff:eca6:cfb4


236.166.207.181 0:0:0:0:0:ffff:eca6:cfb5
236.166.207.182 0:0:0:0:0:ffff:eca6:cfb6
236.166.207.183 0:0:0:0:0:ffff:eca6:cfb7
236.166.207.184 0:0:0:0:0:ffff:eca6:cfb8
236.166.207.185 0:0:0:0:0:ffff:eca6:cfb9
236.166.207.186 0:0:0:0:0:ffff:eca6:cfba
236.166.207.187 0:0:0:0:0:ffff:eca6:cfbb
236.166.207.188 0:0:0:0:0:ffff:eca6:cfbc
236.166.207.189 0:0:0:0:0:ffff:eca6:cfbd
236.166.207.190 0:0:0:0:0:ffff:eca6:cfbe
236.166.207.191 0:0:0:0:0:ffff:eca6:cfbf
236.166.207.192 0:0:0:0:0:ffff:eca6:cfc0
236.166.207.193 0:0:0:0:0:ffff:eca6:cfc1
236.166.207.194 0:0:0:0:0:ffff:eca6:cfc2
236.166.207.195 0:0:0:0:0:ffff:eca6:cfc3
236.166.207.196 0:0:0:0:0:ffff:eca6:cfc4
236.166.207.197 0:0:0:0:0:ffff:eca6:cfc5
236.166.207.198 0:0:0:0:0:ffff:eca6:cfc6
236.166.207.199 0:0:0:0:0:ffff:eca6:cfc7
236.166.207.200 0:0:0:0:0:ffff:eca6:cfc8
236.166.207.201 0:0:0:0:0:ffff:eca6:cfc9
236.166.207.202 0:0:0:0:0:ffff:eca6:cfca
236.166.207.203 0:0:0:0:0:ffff:eca6:cfcb
236.166.207.204 0:0:0:0:0:ffff:eca6:cfcc
236.166.207.205 0:0:0:0:0:ffff:eca6:cfcd
236.166.207.206 0:0:0:0:0:ffff:eca6:cfce
236.166.207.207 0:0:0:0:0:ffff:eca6:cfcf
236.166.207.208 0:0:0:0:0:ffff:eca6:cfd0
236.166.207.209 0:0:0:0:0:ffff:eca6:cfd1
236.166.207.210 0:0:0:0:0:ffff:eca6:cfd2
236.166.207.211 0:0:0:0:0:ffff:eca6:cfd3
236.166.207.212 0:0:0:0:0:ffff:eca6:cfd4
236.166.207.213 0:0:0:0:0:ffff:eca6:cfd5
236.166.207.214 0:0:0:0:0:ffff:eca6:cfd6
236.166.207.215 0:0:0:0:0:ffff:eca6:cfd7
236.166.207.216 0:0:0:0:0:ffff:eca6:cfd8
236.166.207.217 0:0:0:0:0:ffff:eca6:cfd9
236.166.207.218 0:0:0:0:0:ffff:eca6:cfda
236.166.207.219 0:0:0:0:0:ffff:eca6:cfdb
236.166.207.220 0:0:0:0:0:ffff:eca6:cfdc
236.166.207.221 0:0:0:0:0:ffff:eca6:cfdd
236.166.207.222 0:0:0:0:0:ffff:eca6:cfde
236.166.207.223 0:0:0:0:0:ffff:eca6:cfdf
236.166.207.224 0:0:0:0:0:ffff:eca6:cfe0
236.166.207.225 0:0:0:0:0:ffff:eca6:cfe1
236.166.207.226 0:0:0:0:0:ffff:eca6:cfe2
236.166.207.227 0:0:0:0:0:ffff:eca6:cfe3
236.166.207.228 0:0:0:0:0:ffff:eca6:cfe4
236.166.207.229 0:0:0:0:0:ffff:eca6:cfe5
236.166.207.230 0:0:0:0:0:ffff:eca6:cfe6
236.166.207.231 0:0:0:0:0:ffff:eca6:cfe7
236.166.207.232 0:0:0:0:0:ffff:eca6:cfe8
236.166.207.233 0:0:0:0:0:ffff:eca6:cfe9
236.166.207.234 0:0:0:0:0:ffff:eca6:cfea
236.166.207.235 0:0:0:0:0:ffff:eca6:cfeb
236.166.207.236 0:0:0:0:0:ffff:eca6:cfec
236.166.207.237 0:0:0:0:0:ffff:eca6:cfed
236.166.207.238 0:0:0:0:0:ffff:eca6:cfee
236.166.207.239 0:0:0:0:0:ffff:eca6:cfef
236.166.207.240 0:0:0:0:0:ffff:eca6:cff0
236.166.207.241 0:0:0:0:0:ffff:eca6:cff1
236.166.207.242 0:0:0:0:0:ffff:eca6:cff2
236.166.207.243 0:0:0:0:0:ffff:eca6:cff3
236.166.207.244 0:0:0:0:0:ffff:eca6:cff4
236.166.207.245 0:0:0:0:0:ffff:eca6:cff5
236.166.207.246 0:0:0:0:0:ffff:eca6:cff6
236.166.207.247 0:0:0:0:0:ffff:eca6:cff7
236.166.207.248 0:0:0:0:0:ffff:eca6:cff8
236.166.207.249 0:0:0:0:0:ffff:eca6:cff9
236.166.207.250 0:0:0:0:0:ffff:eca6:cffa
236.166.207.251 0:0:0:0:0:ffff:eca6:cffb
236.166.207.252 0:0:0:0:0:ffff:eca6:cffc
236.166.207.253 0:0:0:0:0:ffff:eca6:cffd
236.166.207.254 0:0:0:0:0:ffff:eca6:cffe
236.166.207.255 0:0:0:0:0:ffff:eca6:cfff


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.