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
40.168.250.1 0:0:0:0:0:ffff:28a8:fa01
40.168.250.2 0:0:0:0:0:ffff:28a8:fa02
40.168.250.3 0:0:0:0:0:ffff:28a8:fa03
40.168.250.4 0:0:0:0:0:ffff:28a8:fa04
40.168.250.5 0:0:0:0:0:ffff:28a8:fa05
40.168.250.6 0:0:0:0:0:ffff:28a8:fa06
40.168.250.7 0:0:0:0:0:ffff:28a8:fa07
40.168.250.8 0:0:0:0:0:ffff:28a8:fa08
40.168.250.9 0:0:0:0:0:ffff:28a8:fa09
40.168.250.10 0:0:0:0:0:ffff:28a8:fa0a
40.168.250.11 0:0:0:0:0:ffff:28a8:fa0b
40.168.250.12 0:0:0:0:0:ffff:28a8:fa0c
40.168.250.13 0:0:0:0:0:ffff:28a8:fa0d
40.168.250.14 0:0:0:0:0:ffff:28a8:fa0e
40.168.250.15 0:0:0:0:0:ffff:28a8:fa0f
40.168.250.16 0:0:0:0:0:ffff:28a8:fa10
40.168.250.17 0:0:0:0:0:ffff:28a8:fa11
40.168.250.18 0:0:0:0:0:ffff:28a8:fa12
40.168.250.19 0:0:0:0:0:ffff:28a8:fa13
40.168.250.20 0:0:0:0:0:ffff:28a8:fa14
40.168.250.21 0:0:0:0:0:ffff:28a8:fa15
40.168.250.22 0:0:0:0:0:ffff:28a8:fa16
40.168.250.23 0:0:0:0:0:ffff:28a8:fa17
40.168.250.24 0:0:0:0:0:ffff:28a8:fa18
40.168.250.25 0:0:0:0:0:ffff:28a8:fa19
40.168.250.26 0:0:0:0:0:ffff:28a8:fa1a
40.168.250.27 0:0:0:0:0:ffff:28a8:fa1b
40.168.250.28 0:0:0:0:0:ffff:28a8:fa1c
40.168.250.29 0:0:0:0:0:ffff:28a8:fa1d
40.168.250.30 0:0:0:0:0:ffff:28a8:fa1e
40.168.250.31 0:0:0:0:0:ffff:28a8:fa1f
40.168.250.32 0:0:0:0:0:ffff:28a8:fa20
40.168.250.33 0:0:0:0:0:ffff:28a8:fa21
40.168.250.34 0:0:0:0:0:ffff:28a8:fa22
40.168.250.35 0:0:0:0:0:ffff:28a8:fa23
40.168.250.36 0:0:0:0:0:ffff:28a8:fa24
40.168.250.37 0:0:0:0:0:ffff:28a8:fa25
40.168.250.38 0:0:0:0:0:ffff:28a8:fa26
40.168.250.39 0:0:0:0:0:ffff:28a8:fa27
40.168.250.40 0:0:0:0:0:ffff:28a8:fa28
40.168.250.41 0:0:0:0:0:ffff:28a8:fa29
40.168.250.42 0:0:0:0:0:ffff:28a8:fa2a
40.168.250.43 0:0:0:0:0:ffff:28a8:fa2b
40.168.250.44 0:0:0:0:0:ffff:28a8:fa2c
40.168.250.45 0:0:0:0:0:ffff:28a8:fa2d
40.168.250.46 0:0:0:0:0:ffff:28a8:fa2e
40.168.250.47 0:0:0:0:0:ffff:28a8:fa2f
40.168.250.48 0:0:0:0:0:ffff:28a8:fa30
40.168.250.49 0:0:0:0:0:ffff:28a8:fa31
40.168.250.50 0:0:0:0:0:ffff:28a8:fa32
40.168.250.51 0:0:0:0:0:ffff:28a8:fa33
40.168.250.52 0:0:0:0:0:ffff:28a8:fa34
40.168.250.53 0:0:0:0:0:ffff:28a8:fa35
40.168.250.54 0:0:0:0:0:ffff:28a8:fa36
40.168.250.55 0:0:0:0:0:ffff:28a8:fa37
40.168.250.56 0:0:0:0:0:ffff:28a8:fa38
40.168.250.57 0:0:0:0:0:ffff:28a8:fa39
40.168.250.58 0:0:0:0:0:ffff:28a8:fa3a
40.168.250.59 0:0:0:0:0:ffff:28a8:fa3b
40.168.250.60 0:0:0:0:0:ffff:28a8:fa3c


40.168.250.61 0:0:0:0:0:ffff:28a8:fa3d
40.168.250.62 0:0:0:0:0:ffff:28a8:fa3e
40.168.250.63 0:0:0:0:0:ffff:28a8:fa3f
40.168.250.64 0:0:0:0:0:ffff:28a8:fa40
40.168.250.65 0:0:0:0:0:ffff:28a8:fa41
40.168.250.66 0:0:0:0:0:ffff:28a8:fa42
40.168.250.67 0:0:0:0:0:ffff:28a8:fa43
40.168.250.68 0:0:0:0:0:ffff:28a8:fa44
40.168.250.69 0:0:0:0:0:ffff:28a8:fa45
40.168.250.70 0:0:0:0:0:ffff:28a8:fa46
40.168.250.71 0:0:0:0:0:ffff:28a8:fa47
40.168.250.72 0:0:0:0:0:ffff:28a8:fa48
40.168.250.73 0:0:0:0:0:ffff:28a8:fa49
40.168.250.74 0:0:0:0:0:ffff:28a8:fa4a
40.168.250.75 0:0:0:0:0:ffff:28a8:fa4b
40.168.250.76 0:0:0:0:0:ffff:28a8:fa4c
40.168.250.77 0:0:0:0:0:ffff:28a8:fa4d
40.168.250.78 0:0:0:0:0:ffff:28a8:fa4e
40.168.250.79 0:0:0:0:0:ffff:28a8:fa4f
40.168.250.80 0:0:0:0:0:ffff:28a8:fa50
40.168.250.81 0:0:0:0:0:ffff:28a8:fa51
40.168.250.82 0:0:0:0:0:ffff:28a8:fa52
40.168.250.83 0:0:0:0:0:ffff:28a8:fa53
40.168.250.84 0:0:0:0:0:ffff:28a8:fa54
40.168.250.85 0:0:0:0:0:ffff:28a8:fa55
40.168.250.86 0:0:0:0:0:ffff:28a8:fa56
40.168.250.87 0:0:0:0:0:ffff:28a8:fa57
40.168.250.88 0:0:0:0:0:ffff:28a8:fa58
40.168.250.89 0:0:0:0:0:ffff:28a8:fa59
40.168.250.90 0:0:0:0:0:ffff:28a8:fa5a
40.168.250.91 0:0:0:0:0:ffff:28a8:fa5b
40.168.250.92 0:0:0:0:0:ffff:28a8:fa5c
40.168.250.93 0:0:0:0:0:ffff:28a8:fa5d
40.168.250.94 0:0:0:0:0:ffff:28a8:fa5e
40.168.250.95 0:0:0:0:0:ffff:28a8:fa5f
40.168.250.96 0:0:0:0:0:ffff:28a8:fa60
40.168.250.97 0:0:0:0:0:ffff:28a8:fa61
40.168.250.98 0:0:0:0:0:ffff:28a8:fa62
40.168.250.99 0:0:0:0:0:ffff:28a8:fa63
40.168.250.100 0:0:0:0:0:ffff:28a8:fa64
40.168.250.101 0:0:0:0:0:ffff:28a8:fa65
40.168.250.102 0:0:0:0:0:ffff:28a8:fa66
40.168.250.103 0:0:0:0:0:ffff:28a8:fa67
40.168.250.104 0:0:0:0:0:ffff:28a8:fa68
40.168.250.105 0:0:0:0:0:ffff:28a8:fa69
40.168.250.106 0:0:0:0:0:ffff:28a8:fa6a
40.168.250.107 0:0:0:0:0:ffff:28a8:fa6b
40.168.250.108 0:0:0:0:0:ffff:28a8:fa6c
40.168.250.109 0:0:0:0:0:ffff:28a8:fa6d
40.168.250.110 0:0:0:0:0:ffff:28a8:fa6e
40.168.250.111 0:0:0:0:0:ffff:28a8:fa6f
40.168.250.112 0:0:0:0:0:ffff:28a8:fa70
40.168.250.113 0:0:0:0:0:ffff:28a8:fa71
40.168.250.114 0:0:0:0:0:ffff:28a8:fa72
40.168.250.115 0:0:0:0:0:ffff:28a8:fa73
40.168.250.116 0:0:0:0:0:ffff:28a8:fa74
40.168.250.117 0:0:0:0:0:ffff:28a8:fa75
40.168.250.118 0:0:0:0:0:ffff:28a8:fa76
40.168.250.119 0:0:0:0:0:ffff:28a8:fa77
40.168.250.120 0:0:0:0:0:ffff:28a8:fa78


40.168.250.121 0:0:0:0:0:ffff:28a8:fa79
40.168.250.122 0:0:0:0:0:ffff:28a8:fa7a
40.168.250.123 0:0:0:0:0:ffff:28a8:fa7b
40.168.250.124 0:0:0:0:0:ffff:28a8:fa7c
40.168.250.125 0:0:0:0:0:ffff:28a8:fa7d
40.168.250.126 0:0:0:0:0:ffff:28a8:fa7e
40.168.250.127 0:0:0:0:0:ffff:28a8:fa7f
40.168.250.128 0:0:0:0:0:ffff:28a8:fa80
40.168.250.129 0:0:0:0:0:ffff:28a8:fa81
40.168.250.130 0:0:0:0:0:ffff:28a8:fa82
40.168.250.131 0:0:0:0:0:ffff:28a8:fa83
40.168.250.132 0:0:0:0:0:ffff:28a8:fa84
40.168.250.133 0:0:0:0:0:ffff:28a8:fa85
40.168.250.134 0:0:0:0:0:ffff:28a8:fa86
40.168.250.135 0:0:0:0:0:ffff:28a8:fa87
40.168.250.136 0:0:0:0:0:ffff:28a8:fa88
40.168.250.137 0:0:0:0:0:ffff:28a8:fa89
40.168.250.138 0:0:0:0:0:ffff:28a8:fa8a
40.168.250.139 0:0:0:0:0:ffff:28a8:fa8b
40.168.250.140 0:0:0:0:0:ffff:28a8:fa8c
40.168.250.141 0:0:0:0:0:ffff:28a8:fa8d
40.168.250.142 0:0:0:0:0:ffff:28a8:fa8e
40.168.250.143 0:0:0:0:0:ffff:28a8:fa8f
40.168.250.144 0:0:0:0:0:ffff:28a8:fa90
40.168.250.145 0:0:0:0:0:ffff:28a8:fa91
40.168.250.146 0:0:0:0:0:ffff:28a8:fa92
40.168.250.147 0:0:0:0:0:ffff:28a8:fa93
40.168.250.148 0:0:0:0:0:ffff:28a8:fa94
40.168.250.149 0:0:0:0:0:ffff:28a8:fa95
40.168.250.150 0:0:0:0:0:ffff:28a8:fa96
40.168.250.151 0:0:0:0:0:ffff:28a8:fa97
40.168.250.152 0:0:0:0:0:ffff:28a8:fa98
40.168.250.153 0:0:0:0:0:ffff:28a8:fa99
40.168.250.154 0:0:0:0:0:ffff:28a8:fa9a
40.168.250.155 0:0:0:0:0:ffff:28a8:fa9b
40.168.250.156 0:0:0:0:0:ffff:28a8:fa9c
40.168.250.157 0:0:0:0:0:ffff:28a8:fa9d
40.168.250.158 0:0:0:0:0:ffff:28a8:fa9e
40.168.250.159 0:0:0:0:0:ffff:28a8:fa9f
40.168.250.160 0:0:0:0:0:ffff:28a8:faa0
40.168.250.161 0:0:0:0:0:ffff:28a8:faa1
40.168.250.162 0:0:0:0:0:ffff:28a8:faa2
40.168.250.163 0:0:0:0:0:ffff:28a8:faa3
40.168.250.164 0:0:0:0:0:ffff:28a8:faa4
40.168.250.165 0:0:0:0:0:ffff:28a8:faa5
40.168.250.166 0:0:0:0:0:ffff:28a8:faa6
40.168.250.167 0:0:0:0:0:ffff:28a8:faa7
40.168.250.168 0:0:0:0:0:ffff:28a8:faa8
40.168.250.169 0:0:0:0:0:ffff:28a8:faa9
40.168.250.170 0:0:0:0:0:ffff:28a8:faaa
40.168.250.171 0:0:0:0:0:ffff:28a8:faab
40.168.250.172 0:0:0:0:0:ffff:28a8:faac
40.168.250.173 0:0:0:0:0:ffff:28a8:faad
40.168.250.174 0:0:0:0:0:ffff:28a8:faae
40.168.250.175 0:0:0:0:0:ffff:28a8:faaf
40.168.250.176 0:0:0:0:0:ffff:28a8:fab0
40.168.250.177 0:0:0:0:0:ffff:28a8:fab1
40.168.250.178 0:0:0:0:0:ffff:28a8:fab2
40.168.250.179 0:0:0:0:0:ffff:28a8:fab3
40.168.250.180 0:0:0:0:0:ffff:28a8:fab4


40.168.250.181 0:0:0:0:0:ffff:28a8:fab5
40.168.250.182 0:0:0:0:0:ffff:28a8:fab6
40.168.250.183 0:0:0:0:0:ffff:28a8:fab7
40.168.250.184 0:0:0:0:0:ffff:28a8:fab8
40.168.250.185 0:0:0:0:0:ffff:28a8:fab9
40.168.250.186 0:0:0:0:0:ffff:28a8:faba
40.168.250.187 0:0:0:0:0:ffff:28a8:fabb
40.168.250.188 0:0:0:0:0:ffff:28a8:fabc
40.168.250.189 0:0:0:0:0:ffff:28a8:fabd
40.168.250.190 0:0:0:0:0:ffff:28a8:fabe
40.168.250.191 0:0:0:0:0:ffff:28a8:fabf
40.168.250.192 0:0:0:0:0:ffff:28a8:fac0
40.168.250.193 0:0:0:0:0:ffff:28a8:fac1
40.168.250.194 0:0:0:0:0:ffff:28a8:fac2
40.168.250.195 0:0:0:0:0:ffff:28a8:fac3
40.168.250.196 0:0:0:0:0:ffff:28a8:fac4
40.168.250.197 0:0:0:0:0:ffff:28a8:fac5
40.168.250.198 0:0:0:0:0:ffff:28a8:fac6
40.168.250.199 0:0:0:0:0:ffff:28a8:fac7
40.168.250.200 0:0:0:0:0:ffff:28a8:fac8
40.168.250.201 0:0:0:0:0:ffff:28a8:fac9
40.168.250.202 0:0:0:0:0:ffff:28a8:faca
40.168.250.203 0:0:0:0:0:ffff:28a8:facb
40.168.250.204 0:0:0:0:0:ffff:28a8:facc
40.168.250.205 0:0:0:0:0:ffff:28a8:facd
40.168.250.206 0:0:0:0:0:ffff:28a8:face
40.168.250.207 0:0:0:0:0:ffff:28a8:facf
40.168.250.208 0:0:0:0:0:ffff:28a8:fad0
40.168.250.209 0:0:0:0:0:ffff:28a8:fad1
40.168.250.210 0:0:0:0:0:ffff:28a8:fad2
40.168.250.211 0:0:0:0:0:ffff:28a8:fad3
40.168.250.212 0:0:0:0:0:ffff:28a8:fad4
40.168.250.213 0:0:0:0:0:ffff:28a8:fad5
40.168.250.214 0:0:0:0:0:ffff:28a8:fad6
40.168.250.215 0:0:0:0:0:ffff:28a8:fad7
40.168.250.216 0:0:0:0:0:ffff:28a8:fad8
40.168.250.217 0:0:0:0:0:ffff:28a8:fad9
40.168.250.218 0:0:0:0:0:ffff:28a8:fada
40.168.250.219 0:0:0:0:0:ffff:28a8:fadb
40.168.250.220 0:0:0:0:0:ffff:28a8:fadc
40.168.250.221 0:0:0:0:0:ffff:28a8:fadd
40.168.250.222 0:0:0:0:0:ffff:28a8:fade
40.168.250.223 0:0:0:0:0:ffff:28a8:fadf
40.168.250.224 0:0:0:0:0:ffff:28a8:fae0
40.168.250.225 0:0:0:0:0:ffff:28a8:fae1
40.168.250.226 0:0:0:0:0:ffff:28a8:fae2
40.168.250.227 0:0:0:0:0:ffff:28a8:fae3
40.168.250.228 0:0:0:0:0:ffff:28a8:fae4
40.168.250.229 0:0:0:0:0:ffff:28a8:fae5
40.168.250.230 0:0:0:0:0:ffff:28a8:fae6
40.168.250.231 0:0:0:0:0:ffff:28a8:fae7
40.168.250.232 0:0:0:0:0:ffff:28a8:fae8
40.168.250.233 0:0:0:0:0:ffff:28a8:fae9
40.168.250.234 0:0:0:0:0:ffff:28a8:faea
40.168.250.235 0:0:0:0:0:ffff:28a8:faeb
40.168.250.236 0:0:0:0:0:ffff:28a8:faec
40.168.250.237 0:0:0:0:0:ffff:28a8:faed
40.168.250.238 0:0:0:0:0:ffff:28a8:faee
40.168.250.239 0:0:0:0:0:ffff:28a8:faef
40.168.250.240 0:0:0:0:0:ffff:28a8:faf0
40.168.250.241 0:0:0:0:0:ffff:28a8:faf1
40.168.250.242 0:0:0:0:0:ffff:28a8:faf2
40.168.250.243 0:0:0:0:0:ffff:28a8:faf3
40.168.250.244 0:0:0:0:0:ffff:28a8:faf4
40.168.250.245 0:0:0:0:0:ffff:28a8:faf5
40.168.250.246 0:0:0:0:0:ffff:28a8:faf6
40.168.250.247 0:0:0:0:0:ffff:28a8:faf7
40.168.250.248 0:0:0:0:0:ffff:28a8:faf8
40.168.250.249 0:0:0:0:0:ffff:28a8:faf9
40.168.250.250 0:0:0:0:0:ffff:28a8:fafa
40.168.250.251 0:0:0:0:0:ffff:28a8:fafb
40.168.250.252 0:0:0:0:0:ffff:28a8:fafc
40.168.250.253 0:0:0:0:0:ffff:28a8:fafd
40.168.250.254 0:0:0:0:0:ffff:28a8:fafe
40.168.250.255 0:0:0:0:0:ffff:28a8:faff


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.