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
236.166.254.1 0:0:0:0:0:ffff:eca6:fe01
236.166.254.2 0:0:0:0:0:ffff:eca6:fe02
236.166.254.3 0:0:0:0:0:ffff:eca6:fe03
236.166.254.4 0:0:0:0:0:ffff:eca6:fe04
236.166.254.5 0:0:0:0:0:ffff:eca6:fe05
236.166.254.6 0:0:0:0:0:ffff:eca6:fe06
236.166.254.7 0:0:0:0:0:ffff:eca6:fe07
236.166.254.8 0:0:0:0:0:ffff:eca6:fe08
236.166.254.9 0:0:0:0:0:ffff:eca6:fe09
236.166.254.10 0:0:0:0:0:ffff:eca6:fe0a
236.166.254.11 0:0:0:0:0:ffff:eca6:fe0b
236.166.254.12 0:0:0:0:0:ffff:eca6:fe0c
236.166.254.13 0:0:0:0:0:ffff:eca6:fe0d
236.166.254.14 0:0:0:0:0:ffff:eca6:fe0e
236.166.254.15 0:0:0:0:0:ffff:eca6:fe0f
236.166.254.16 0:0:0:0:0:ffff:eca6:fe10
236.166.254.17 0:0:0:0:0:ffff:eca6:fe11
236.166.254.18 0:0:0:0:0:ffff:eca6:fe12
236.166.254.19 0:0:0:0:0:ffff:eca6:fe13
236.166.254.20 0:0:0:0:0:ffff:eca6:fe14
236.166.254.21 0:0:0:0:0:ffff:eca6:fe15
236.166.254.22 0:0:0:0:0:ffff:eca6:fe16
236.166.254.23 0:0:0:0:0:ffff:eca6:fe17
236.166.254.24 0:0:0:0:0:ffff:eca6:fe18
236.166.254.25 0:0:0:0:0:ffff:eca6:fe19
236.166.254.26 0:0:0:0:0:ffff:eca6:fe1a
236.166.254.27 0:0:0:0:0:ffff:eca6:fe1b
236.166.254.28 0:0:0:0:0:ffff:eca6:fe1c
236.166.254.29 0:0:0:0:0:ffff:eca6:fe1d
236.166.254.30 0:0:0:0:0:ffff:eca6:fe1e
236.166.254.31 0:0:0:0:0:ffff:eca6:fe1f
236.166.254.32 0:0:0:0:0:ffff:eca6:fe20
236.166.254.33 0:0:0:0:0:ffff:eca6:fe21
236.166.254.34 0:0:0:0:0:ffff:eca6:fe22
236.166.254.35 0:0:0:0:0:ffff:eca6:fe23
236.166.254.36 0:0:0:0:0:ffff:eca6:fe24
236.166.254.37 0:0:0:0:0:ffff:eca6:fe25
236.166.254.38 0:0:0:0:0:ffff:eca6:fe26
236.166.254.39 0:0:0:0:0:ffff:eca6:fe27
236.166.254.40 0:0:0:0:0:ffff:eca6:fe28
236.166.254.41 0:0:0:0:0:ffff:eca6:fe29
236.166.254.42 0:0:0:0:0:ffff:eca6:fe2a
236.166.254.43 0:0:0:0:0:ffff:eca6:fe2b
236.166.254.44 0:0:0:0:0:ffff:eca6:fe2c
236.166.254.45 0:0:0:0:0:ffff:eca6:fe2d
236.166.254.46 0:0:0:0:0:ffff:eca6:fe2e
236.166.254.47 0:0:0:0:0:ffff:eca6:fe2f
236.166.254.48 0:0:0:0:0:ffff:eca6:fe30
236.166.254.49 0:0:0:0:0:ffff:eca6:fe31
236.166.254.50 0:0:0:0:0:ffff:eca6:fe32
236.166.254.51 0:0:0:0:0:ffff:eca6:fe33
236.166.254.52 0:0:0:0:0:ffff:eca6:fe34
236.166.254.53 0:0:0:0:0:ffff:eca6:fe35
236.166.254.54 0:0:0:0:0:ffff:eca6:fe36
236.166.254.55 0:0:0:0:0:ffff:eca6:fe37
236.166.254.56 0:0:0:0:0:ffff:eca6:fe38
236.166.254.57 0:0:0:0:0:ffff:eca6:fe39
236.166.254.58 0:0:0:0:0:ffff:eca6:fe3a
236.166.254.59 0:0:0:0:0:ffff:eca6:fe3b
236.166.254.60 0:0:0:0:0:ffff:eca6:fe3c


236.166.254.61 0:0:0:0:0:ffff:eca6:fe3d
236.166.254.62 0:0:0:0:0:ffff:eca6:fe3e
236.166.254.63 0:0:0:0:0:ffff:eca6:fe3f
236.166.254.64 0:0:0:0:0:ffff:eca6:fe40
236.166.254.65 0:0:0:0:0:ffff:eca6:fe41
236.166.254.66 0:0:0:0:0:ffff:eca6:fe42
236.166.254.67 0:0:0:0:0:ffff:eca6:fe43
236.166.254.68 0:0:0:0:0:ffff:eca6:fe44
236.166.254.69 0:0:0:0:0:ffff:eca6:fe45
236.166.254.70 0:0:0:0:0:ffff:eca6:fe46
236.166.254.71 0:0:0:0:0:ffff:eca6:fe47
236.166.254.72 0:0:0:0:0:ffff:eca6:fe48
236.166.254.73 0:0:0:0:0:ffff:eca6:fe49
236.166.254.74 0:0:0:0:0:ffff:eca6:fe4a
236.166.254.75 0:0:0:0:0:ffff:eca6:fe4b
236.166.254.76 0:0:0:0:0:ffff:eca6:fe4c
236.166.254.77 0:0:0:0:0:ffff:eca6:fe4d
236.166.254.78 0:0:0:0:0:ffff:eca6:fe4e
236.166.254.79 0:0:0:0:0:ffff:eca6:fe4f
236.166.254.80 0:0:0:0:0:ffff:eca6:fe50
236.166.254.81 0:0:0:0:0:ffff:eca6:fe51
236.166.254.82 0:0:0:0:0:ffff:eca6:fe52
236.166.254.83 0:0:0:0:0:ffff:eca6:fe53
236.166.254.84 0:0:0:0:0:ffff:eca6:fe54
236.166.254.85 0:0:0:0:0:ffff:eca6:fe55
236.166.254.86 0:0:0:0:0:ffff:eca6:fe56
236.166.254.87 0:0:0:0:0:ffff:eca6:fe57
236.166.254.88 0:0:0:0:0:ffff:eca6:fe58
236.166.254.89 0:0:0:0:0:ffff:eca6:fe59
236.166.254.90 0:0:0:0:0:ffff:eca6:fe5a
236.166.254.91 0:0:0:0:0:ffff:eca6:fe5b
236.166.254.92 0:0:0:0:0:ffff:eca6:fe5c
236.166.254.93 0:0:0:0:0:ffff:eca6:fe5d
236.166.254.94 0:0:0:0:0:ffff:eca6:fe5e
236.166.254.95 0:0:0:0:0:ffff:eca6:fe5f
236.166.254.96 0:0:0:0:0:ffff:eca6:fe60
236.166.254.97 0:0:0:0:0:ffff:eca6:fe61
236.166.254.98 0:0:0:0:0:ffff:eca6:fe62
236.166.254.99 0:0:0:0:0:ffff:eca6:fe63
236.166.254.100 0:0:0:0:0:ffff:eca6:fe64
236.166.254.101 0:0:0:0:0:ffff:eca6:fe65
236.166.254.102 0:0:0:0:0:ffff:eca6:fe66
236.166.254.103 0:0:0:0:0:ffff:eca6:fe67
236.166.254.104 0:0:0:0:0:ffff:eca6:fe68
236.166.254.105 0:0:0:0:0:ffff:eca6:fe69
236.166.254.106 0:0:0:0:0:ffff:eca6:fe6a
236.166.254.107 0:0:0:0:0:ffff:eca6:fe6b
236.166.254.108 0:0:0:0:0:ffff:eca6:fe6c
236.166.254.109 0:0:0:0:0:ffff:eca6:fe6d
236.166.254.110 0:0:0:0:0:ffff:eca6:fe6e
236.166.254.111 0:0:0:0:0:ffff:eca6:fe6f
236.166.254.112 0:0:0:0:0:ffff:eca6:fe70
236.166.254.113 0:0:0:0:0:ffff:eca6:fe71
236.166.254.114 0:0:0:0:0:ffff:eca6:fe72
236.166.254.115 0:0:0:0:0:ffff:eca6:fe73
236.166.254.116 0:0:0:0:0:ffff:eca6:fe74
236.166.254.117 0:0:0:0:0:ffff:eca6:fe75
236.166.254.118 0:0:0:0:0:ffff:eca6:fe76
236.166.254.119 0:0:0:0:0:ffff:eca6:fe77
236.166.254.120 0:0:0:0:0:ffff:eca6:fe78


236.166.254.121 0:0:0:0:0:ffff:eca6:fe79
236.166.254.122 0:0:0:0:0:ffff:eca6:fe7a
236.166.254.123 0:0:0:0:0:ffff:eca6:fe7b
236.166.254.124 0:0:0:0:0:ffff:eca6:fe7c
236.166.254.125 0:0:0:0:0:ffff:eca6:fe7d
236.166.254.126 0:0:0:0:0:ffff:eca6:fe7e
236.166.254.127 0:0:0:0:0:ffff:eca6:fe7f
236.166.254.128 0:0:0:0:0:ffff:eca6:fe80
236.166.254.129 0:0:0:0:0:ffff:eca6:fe81
236.166.254.130 0:0:0:0:0:ffff:eca6:fe82
236.166.254.131 0:0:0:0:0:ffff:eca6:fe83
236.166.254.132 0:0:0:0:0:ffff:eca6:fe84
236.166.254.133 0:0:0:0:0:ffff:eca6:fe85
236.166.254.134 0:0:0:0:0:ffff:eca6:fe86
236.166.254.135 0:0:0:0:0:ffff:eca6:fe87
236.166.254.136 0:0:0:0:0:ffff:eca6:fe88
236.166.254.137 0:0:0:0:0:ffff:eca6:fe89
236.166.254.138 0:0:0:0:0:ffff:eca6:fe8a
236.166.254.139 0:0:0:0:0:ffff:eca6:fe8b
236.166.254.140 0:0:0:0:0:ffff:eca6:fe8c
236.166.254.141 0:0:0:0:0:ffff:eca6:fe8d
236.166.254.142 0:0:0:0:0:ffff:eca6:fe8e
236.166.254.143 0:0:0:0:0:ffff:eca6:fe8f
236.166.254.144 0:0:0:0:0:ffff:eca6:fe90
236.166.254.145 0:0:0:0:0:ffff:eca6:fe91
236.166.254.146 0:0:0:0:0:ffff:eca6:fe92
236.166.254.147 0:0:0:0:0:ffff:eca6:fe93
236.166.254.148 0:0:0:0:0:ffff:eca6:fe94
236.166.254.149 0:0:0:0:0:ffff:eca6:fe95
236.166.254.150 0:0:0:0:0:ffff:eca6:fe96
236.166.254.151 0:0:0:0:0:ffff:eca6:fe97
236.166.254.152 0:0:0:0:0:ffff:eca6:fe98
236.166.254.153 0:0:0:0:0:ffff:eca6:fe99
236.166.254.154 0:0:0:0:0:ffff:eca6:fe9a
236.166.254.155 0:0:0:0:0:ffff:eca6:fe9b
236.166.254.156 0:0:0:0:0:ffff:eca6:fe9c
236.166.254.157 0:0:0:0:0:ffff:eca6:fe9d
236.166.254.158 0:0:0:0:0:ffff:eca6:fe9e
236.166.254.159 0:0:0:0:0:ffff:eca6:fe9f
236.166.254.160 0:0:0:0:0:ffff:eca6:fea0
236.166.254.161 0:0:0:0:0:ffff:eca6:fea1
236.166.254.162 0:0:0:0:0:ffff:eca6:fea2
236.166.254.163 0:0:0:0:0:ffff:eca6:fea3
236.166.254.164 0:0:0:0:0:ffff:eca6:fea4
236.166.254.165 0:0:0:0:0:ffff:eca6:fea5
236.166.254.166 0:0:0:0:0:ffff:eca6:fea6
236.166.254.167 0:0:0:0:0:ffff:eca6:fea7
236.166.254.168 0:0:0:0:0:ffff:eca6:fea8
236.166.254.169 0:0:0:0:0:ffff:eca6:fea9
236.166.254.170 0:0:0:0:0:ffff:eca6:feaa
236.166.254.171 0:0:0:0:0:ffff:eca6:feab
236.166.254.172 0:0:0:0:0:ffff:eca6:feac
236.166.254.173 0:0:0:0:0:ffff:eca6:fead
236.166.254.174 0:0:0:0:0:ffff:eca6:feae
236.166.254.175 0:0:0:0:0:ffff:eca6:feaf
236.166.254.176 0:0:0:0:0:ffff:eca6:feb0
236.166.254.177 0:0:0:0:0:ffff:eca6:feb1
236.166.254.178 0:0:0:0:0:ffff:eca6:feb2
236.166.254.179 0:0:0:0:0:ffff:eca6:feb3
236.166.254.180 0:0:0:0:0:ffff:eca6:feb4


236.166.254.181 0:0:0:0:0:ffff:eca6:feb5
236.166.254.182 0:0:0:0:0:ffff:eca6:feb6
236.166.254.183 0:0:0:0:0:ffff:eca6:feb7
236.166.254.184 0:0:0:0:0:ffff:eca6:feb8
236.166.254.185 0:0:0:0:0:ffff:eca6:feb9
236.166.254.186 0:0:0:0:0:ffff:eca6:feba
236.166.254.187 0:0:0:0:0:ffff:eca6:febb
236.166.254.188 0:0:0:0:0:ffff:eca6:febc
236.166.254.189 0:0:0:0:0:ffff:eca6:febd
236.166.254.190 0:0:0:0:0:ffff:eca6:febe
236.166.254.191 0:0:0:0:0:ffff:eca6:febf
236.166.254.192 0:0:0:0:0:ffff:eca6:fec0
236.166.254.193 0:0:0:0:0:ffff:eca6:fec1
236.166.254.194 0:0:0:0:0:ffff:eca6:fec2
236.166.254.195 0:0:0:0:0:ffff:eca6:fec3
236.166.254.196 0:0:0:0:0:ffff:eca6:fec4
236.166.254.197 0:0:0:0:0:ffff:eca6:fec5
236.166.254.198 0:0:0:0:0:ffff:eca6:fec6
236.166.254.199 0:0:0:0:0:ffff:eca6:fec7
236.166.254.200 0:0:0:0:0:ffff:eca6:fec8
236.166.254.201 0:0:0:0:0:ffff:eca6:fec9
236.166.254.202 0:0:0:0:0:ffff:eca6:feca
236.166.254.203 0:0:0:0:0:ffff:eca6:fecb
236.166.254.204 0:0:0:0:0:ffff:eca6:fecc
236.166.254.205 0:0:0:0:0:ffff:eca6:fecd
236.166.254.206 0:0:0:0:0:ffff:eca6:fece
236.166.254.207 0:0:0:0:0:ffff:eca6:fecf
236.166.254.208 0:0:0:0:0:ffff:eca6:fed0
236.166.254.209 0:0:0:0:0:ffff:eca6:fed1
236.166.254.210 0:0:0:0:0:ffff:eca6:fed2
236.166.254.211 0:0:0:0:0:ffff:eca6:fed3
236.166.254.212 0:0:0:0:0:ffff:eca6:fed4
236.166.254.213 0:0:0:0:0:ffff:eca6:fed5
236.166.254.214 0:0:0:0:0:ffff:eca6:fed6
236.166.254.215 0:0:0:0:0:ffff:eca6:fed7
236.166.254.216 0:0:0:0:0:ffff:eca6:fed8
236.166.254.217 0:0:0:0:0:ffff:eca6:fed9
236.166.254.218 0:0:0:0:0:ffff:eca6:feda
236.166.254.219 0:0:0:0:0:ffff:eca6:fedb
236.166.254.220 0:0:0:0:0:ffff:eca6:fedc
236.166.254.221 0:0:0:0:0:ffff:eca6:fedd
236.166.254.222 0:0:0:0:0:ffff:eca6:fede
236.166.254.223 0:0:0:0:0:ffff:eca6:fedf
236.166.254.224 0:0:0:0:0:ffff:eca6:fee0
236.166.254.225 0:0:0:0:0:ffff:eca6:fee1
236.166.254.226 0:0:0:0:0:ffff:eca6:fee2
236.166.254.227 0:0:0:0:0:ffff:eca6:fee3
236.166.254.228 0:0:0:0:0:ffff:eca6:fee4
236.166.254.229 0:0:0:0:0:ffff:eca6:fee5
236.166.254.230 0:0:0:0:0:ffff:eca6:fee6
236.166.254.231 0:0:0:0:0:ffff:eca6:fee7
236.166.254.232 0:0:0:0:0:ffff:eca6:fee8
236.166.254.233 0:0:0:0:0:ffff:eca6:fee9
236.166.254.234 0:0:0:0:0:ffff:eca6:feea
236.166.254.235 0:0:0:0:0:ffff:eca6:feeb
236.166.254.236 0:0:0:0:0:ffff:eca6:feec
236.166.254.237 0:0:0:0:0:ffff:eca6:feed
236.166.254.238 0:0:0:0:0:ffff:eca6:feee
236.166.254.239 0:0:0:0:0:ffff:eca6:feef
236.166.254.240 0:0:0:0:0:ffff:eca6:fef0
236.166.254.241 0:0:0:0:0:ffff:eca6:fef1
236.166.254.242 0:0:0:0:0:ffff:eca6:fef2
236.166.254.243 0:0:0:0:0:ffff:eca6:fef3
236.166.254.244 0:0:0:0:0:ffff:eca6:fef4
236.166.254.245 0:0:0:0:0:ffff:eca6:fef5
236.166.254.246 0:0:0:0:0:ffff:eca6:fef6
236.166.254.247 0:0:0:0:0:ffff:eca6:fef7
236.166.254.248 0:0:0:0:0:ffff:eca6:fef8
236.166.254.249 0:0:0:0:0:ffff:eca6:fef9
236.166.254.250 0:0:0:0:0:ffff:eca6:fefa
236.166.254.251 0:0:0:0:0:ffff:eca6:fefb
236.166.254.252 0:0:0:0:0:ffff:eca6:fefc
236.166.254.253 0:0:0:0:0:ffff:eca6:fefd
236.166.254.254 0:0:0:0:0:ffff:eca6:fefe
236.166.254.255 0:0:0:0:0:ffff:eca6:feff


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.