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
99.123.235.1 0:0:0:0:0:ffff:637b:eb01
99.123.235.2 0:0:0:0:0:ffff:637b:eb02
99.123.235.3 0:0:0:0:0:ffff:637b:eb03
99.123.235.4 0:0:0:0:0:ffff:637b:eb04
99.123.235.5 0:0:0:0:0:ffff:637b:eb05
99.123.235.6 0:0:0:0:0:ffff:637b:eb06
99.123.235.7 0:0:0:0:0:ffff:637b:eb07
99.123.235.8 0:0:0:0:0:ffff:637b:eb08
99.123.235.9 0:0:0:0:0:ffff:637b:eb09
99.123.235.10 0:0:0:0:0:ffff:637b:eb0a
99.123.235.11 0:0:0:0:0:ffff:637b:eb0b
99.123.235.12 0:0:0:0:0:ffff:637b:eb0c
99.123.235.13 0:0:0:0:0:ffff:637b:eb0d
99.123.235.14 0:0:0:0:0:ffff:637b:eb0e
99.123.235.15 0:0:0:0:0:ffff:637b:eb0f
99.123.235.16 0:0:0:0:0:ffff:637b:eb10
99.123.235.17 0:0:0:0:0:ffff:637b:eb11
99.123.235.18 0:0:0:0:0:ffff:637b:eb12
99.123.235.19 0:0:0:0:0:ffff:637b:eb13
99.123.235.20 0:0:0:0:0:ffff:637b:eb14
99.123.235.21 0:0:0:0:0:ffff:637b:eb15
99.123.235.22 0:0:0:0:0:ffff:637b:eb16
99.123.235.23 0:0:0:0:0:ffff:637b:eb17
99.123.235.24 0:0:0:0:0:ffff:637b:eb18
99.123.235.25 0:0:0:0:0:ffff:637b:eb19
99.123.235.26 0:0:0:0:0:ffff:637b:eb1a
99.123.235.27 0:0:0:0:0:ffff:637b:eb1b
99.123.235.28 0:0:0:0:0:ffff:637b:eb1c
99.123.235.29 0:0:0:0:0:ffff:637b:eb1d
99.123.235.30 0:0:0:0:0:ffff:637b:eb1e
99.123.235.31 0:0:0:0:0:ffff:637b:eb1f
99.123.235.32 0:0:0:0:0:ffff:637b:eb20
99.123.235.33 0:0:0:0:0:ffff:637b:eb21
99.123.235.34 0:0:0:0:0:ffff:637b:eb22
99.123.235.35 0:0:0:0:0:ffff:637b:eb23
99.123.235.36 0:0:0:0:0:ffff:637b:eb24
99.123.235.37 0:0:0:0:0:ffff:637b:eb25
99.123.235.38 0:0:0:0:0:ffff:637b:eb26
99.123.235.39 0:0:0:0:0:ffff:637b:eb27
99.123.235.40 0:0:0:0:0:ffff:637b:eb28
99.123.235.41 0:0:0:0:0:ffff:637b:eb29
99.123.235.42 0:0:0:0:0:ffff:637b:eb2a
99.123.235.43 0:0:0:0:0:ffff:637b:eb2b
99.123.235.44 0:0:0:0:0:ffff:637b:eb2c
99.123.235.45 0:0:0:0:0:ffff:637b:eb2d
99.123.235.46 0:0:0:0:0:ffff:637b:eb2e
99.123.235.47 0:0:0:0:0:ffff:637b:eb2f
99.123.235.48 0:0:0:0:0:ffff:637b:eb30
99.123.235.49 0:0:0:0:0:ffff:637b:eb31
99.123.235.50 0:0:0:0:0:ffff:637b:eb32
99.123.235.51 0:0:0:0:0:ffff:637b:eb33
99.123.235.52 0:0:0:0:0:ffff:637b:eb34
99.123.235.53 0:0:0:0:0:ffff:637b:eb35
99.123.235.54 0:0:0:0:0:ffff:637b:eb36
99.123.235.55 0:0:0:0:0:ffff:637b:eb37
99.123.235.56 0:0:0:0:0:ffff:637b:eb38
99.123.235.57 0:0:0:0:0:ffff:637b:eb39
99.123.235.58 0:0:0:0:0:ffff:637b:eb3a
99.123.235.59 0:0:0:0:0:ffff:637b:eb3b
99.123.235.60 0:0:0:0:0:ffff:637b:eb3c


99.123.235.61 0:0:0:0:0:ffff:637b:eb3d
99.123.235.62 0:0:0:0:0:ffff:637b:eb3e
99.123.235.63 0:0:0:0:0:ffff:637b:eb3f
99.123.235.64 0:0:0:0:0:ffff:637b:eb40
99.123.235.65 0:0:0:0:0:ffff:637b:eb41
99.123.235.66 0:0:0:0:0:ffff:637b:eb42
99.123.235.67 0:0:0:0:0:ffff:637b:eb43
99.123.235.68 0:0:0:0:0:ffff:637b:eb44
99.123.235.69 0:0:0:0:0:ffff:637b:eb45
99.123.235.70 0:0:0:0:0:ffff:637b:eb46
99.123.235.71 0:0:0:0:0:ffff:637b:eb47
99.123.235.72 0:0:0:0:0:ffff:637b:eb48
99.123.235.73 0:0:0:0:0:ffff:637b:eb49
99.123.235.74 0:0:0:0:0:ffff:637b:eb4a
99.123.235.75 0:0:0:0:0:ffff:637b:eb4b
99.123.235.76 0:0:0:0:0:ffff:637b:eb4c
99.123.235.77 0:0:0:0:0:ffff:637b:eb4d
99.123.235.78 0:0:0:0:0:ffff:637b:eb4e
99.123.235.79 0:0:0:0:0:ffff:637b:eb4f
99.123.235.80 0:0:0:0:0:ffff:637b:eb50
99.123.235.81 0:0:0:0:0:ffff:637b:eb51
99.123.235.82 0:0:0:0:0:ffff:637b:eb52
99.123.235.83 0:0:0:0:0:ffff:637b:eb53
99.123.235.84 0:0:0:0:0:ffff:637b:eb54
99.123.235.85 0:0:0:0:0:ffff:637b:eb55
99.123.235.86 0:0:0:0:0:ffff:637b:eb56
99.123.235.87 0:0:0:0:0:ffff:637b:eb57
99.123.235.88 0:0:0:0:0:ffff:637b:eb58
99.123.235.89 0:0:0:0:0:ffff:637b:eb59
99.123.235.90 0:0:0:0:0:ffff:637b:eb5a
99.123.235.91 0:0:0:0:0:ffff:637b:eb5b
99.123.235.92 0:0:0:0:0:ffff:637b:eb5c
99.123.235.93 0:0:0:0:0:ffff:637b:eb5d
99.123.235.94 0:0:0:0:0:ffff:637b:eb5e
99.123.235.95 0:0:0:0:0:ffff:637b:eb5f
99.123.235.96 0:0:0:0:0:ffff:637b:eb60
99.123.235.97 0:0:0:0:0:ffff:637b:eb61
99.123.235.98 0:0:0:0:0:ffff:637b:eb62
99.123.235.99 0:0:0:0:0:ffff:637b:eb63
99.123.235.100 0:0:0:0:0:ffff:637b:eb64
99.123.235.101 0:0:0:0:0:ffff:637b:eb65
99.123.235.102 0:0:0:0:0:ffff:637b:eb66
99.123.235.103 0:0:0:0:0:ffff:637b:eb67
99.123.235.104 0:0:0:0:0:ffff:637b:eb68
99.123.235.105 0:0:0:0:0:ffff:637b:eb69
99.123.235.106 0:0:0:0:0:ffff:637b:eb6a
99.123.235.107 0:0:0:0:0:ffff:637b:eb6b
99.123.235.108 0:0:0:0:0:ffff:637b:eb6c
99.123.235.109 0:0:0:0:0:ffff:637b:eb6d
99.123.235.110 0:0:0:0:0:ffff:637b:eb6e
99.123.235.111 0:0:0:0:0:ffff:637b:eb6f
99.123.235.112 0:0:0:0:0:ffff:637b:eb70
99.123.235.113 0:0:0:0:0:ffff:637b:eb71
99.123.235.114 0:0:0:0:0:ffff:637b:eb72
99.123.235.115 0:0:0:0:0:ffff:637b:eb73
99.123.235.116 0:0:0:0:0:ffff:637b:eb74
99.123.235.117 0:0:0:0:0:ffff:637b:eb75
99.123.235.118 0:0:0:0:0:ffff:637b:eb76
99.123.235.119 0:0:0:0:0:ffff:637b:eb77
99.123.235.120 0:0:0:0:0:ffff:637b:eb78


99.123.235.121 0:0:0:0:0:ffff:637b:eb79
99.123.235.122 0:0:0:0:0:ffff:637b:eb7a
99.123.235.123 0:0:0:0:0:ffff:637b:eb7b
99.123.235.124 0:0:0:0:0:ffff:637b:eb7c
99.123.235.125 0:0:0:0:0:ffff:637b:eb7d
99.123.235.126 0:0:0:0:0:ffff:637b:eb7e
99.123.235.127 0:0:0:0:0:ffff:637b:eb7f
99.123.235.128 0:0:0:0:0:ffff:637b:eb80
99.123.235.129 0:0:0:0:0:ffff:637b:eb81
99.123.235.130 0:0:0:0:0:ffff:637b:eb82
99.123.235.131 0:0:0:0:0:ffff:637b:eb83
99.123.235.132 0:0:0:0:0:ffff:637b:eb84
99.123.235.133 0:0:0:0:0:ffff:637b:eb85
99.123.235.134 0:0:0:0:0:ffff:637b:eb86
99.123.235.135 0:0:0:0:0:ffff:637b:eb87
99.123.235.136 0:0:0:0:0:ffff:637b:eb88
99.123.235.137 0:0:0:0:0:ffff:637b:eb89
99.123.235.138 0:0:0:0:0:ffff:637b:eb8a
99.123.235.139 0:0:0:0:0:ffff:637b:eb8b
99.123.235.140 0:0:0:0:0:ffff:637b:eb8c
99.123.235.141 0:0:0:0:0:ffff:637b:eb8d
99.123.235.142 0:0:0:0:0:ffff:637b:eb8e
99.123.235.143 0:0:0:0:0:ffff:637b:eb8f
99.123.235.144 0:0:0:0:0:ffff:637b:eb90
99.123.235.145 0:0:0:0:0:ffff:637b:eb91
99.123.235.146 0:0:0:0:0:ffff:637b:eb92
99.123.235.147 0:0:0:0:0:ffff:637b:eb93
99.123.235.148 0:0:0:0:0:ffff:637b:eb94
99.123.235.149 0:0:0:0:0:ffff:637b:eb95
99.123.235.150 0:0:0:0:0:ffff:637b:eb96
99.123.235.151 0:0:0:0:0:ffff:637b:eb97
99.123.235.152 0:0:0:0:0:ffff:637b:eb98
99.123.235.153 0:0:0:0:0:ffff:637b:eb99
99.123.235.154 0:0:0:0:0:ffff:637b:eb9a
99.123.235.155 0:0:0:0:0:ffff:637b:eb9b
99.123.235.156 0:0:0:0:0:ffff:637b:eb9c
99.123.235.157 0:0:0:0:0:ffff:637b:eb9d
99.123.235.158 0:0:0:0:0:ffff:637b:eb9e
99.123.235.159 0:0:0:0:0:ffff:637b:eb9f
99.123.235.160 0:0:0:0:0:ffff:637b:eba0
99.123.235.161 0:0:0:0:0:ffff:637b:eba1
99.123.235.162 0:0:0:0:0:ffff:637b:eba2
99.123.235.163 0:0:0:0:0:ffff:637b:eba3
99.123.235.164 0:0:0:0:0:ffff:637b:eba4
99.123.235.165 0:0:0:0:0:ffff:637b:eba5
99.123.235.166 0:0:0:0:0:ffff:637b:eba6
99.123.235.167 0:0:0:0:0:ffff:637b:eba7
99.123.235.168 0:0:0:0:0:ffff:637b:eba8
99.123.235.169 0:0:0:0:0:ffff:637b:eba9
99.123.235.170 0:0:0:0:0:ffff:637b:ebaa
99.123.235.171 0:0:0:0:0:ffff:637b:ebab
99.123.235.172 0:0:0:0:0:ffff:637b:ebac
99.123.235.173 0:0:0:0:0:ffff:637b:ebad
99.123.235.174 0:0:0:0:0:ffff:637b:ebae
99.123.235.175 0:0:0:0:0:ffff:637b:ebaf
99.123.235.176 0:0:0:0:0:ffff:637b:ebb0
99.123.235.177 0:0:0:0:0:ffff:637b:ebb1
99.123.235.178 0:0:0:0:0:ffff:637b:ebb2
99.123.235.179 0:0:0:0:0:ffff:637b:ebb3
99.123.235.180 0:0:0:0:0:ffff:637b:ebb4


99.123.235.181 0:0:0:0:0:ffff:637b:ebb5
99.123.235.182 0:0:0:0:0:ffff:637b:ebb6
99.123.235.183 0:0:0:0:0:ffff:637b:ebb7
99.123.235.184 0:0:0:0:0:ffff:637b:ebb8
99.123.235.185 0:0:0:0:0:ffff:637b:ebb9
99.123.235.186 0:0:0:0:0:ffff:637b:ebba
99.123.235.187 0:0:0:0:0:ffff:637b:ebbb
99.123.235.188 0:0:0:0:0:ffff:637b:ebbc
99.123.235.189 0:0:0:0:0:ffff:637b:ebbd
99.123.235.190 0:0:0:0:0:ffff:637b:ebbe
99.123.235.191 0:0:0:0:0:ffff:637b:ebbf
99.123.235.192 0:0:0:0:0:ffff:637b:ebc0
99.123.235.193 0:0:0:0:0:ffff:637b:ebc1
99.123.235.194 0:0:0:0:0:ffff:637b:ebc2
99.123.235.195 0:0:0:0:0:ffff:637b:ebc3
99.123.235.196 0:0:0:0:0:ffff:637b:ebc4
99.123.235.197 0:0:0:0:0:ffff:637b:ebc5
99.123.235.198 0:0:0:0:0:ffff:637b:ebc6
99.123.235.199 0:0:0:0:0:ffff:637b:ebc7
99.123.235.200 0:0:0:0:0:ffff:637b:ebc8
99.123.235.201 0:0:0:0:0:ffff:637b:ebc9
99.123.235.202 0:0:0:0:0:ffff:637b:ebca
99.123.235.203 0:0:0:0:0:ffff:637b:ebcb
99.123.235.204 0:0:0:0:0:ffff:637b:ebcc
99.123.235.205 0:0:0:0:0:ffff:637b:ebcd
99.123.235.206 0:0:0:0:0:ffff:637b:ebce
99.123.235.207 0:0:0:0:0:ffff:637b:ebcf
99.123.235.208 0:0:0:0:0:ffff:637b:ebd0
99.123.235.209 0:0:0:0:0:ffff:637b:ebd1
99.123.235.210 0:0:0:0:0:ffff:637b:ebd2
99.123.235.211 0:0:0:0:0:ffff:637b:ebd3
99.123.235.212 0:0:0:0:0:ffff:637b:ebd4
99.123.235.213 0:0:0:0:0:ffff:637b:ebd5
99.123.235.214 0:0:0:0:0:ffff:637b:ebd6
99.123.235.215 0:0:0:0:0:ffff:637b:ebd7
99.123.235.216 0:0:0:0:0:ffff:637b:ebd8
99.123.235.217 0:0:0:0:0:ffff:637b:ebd9
99.123.235.218 0:0:0:0:0:ffff:637b:ebda
99.123.235.219 0:0:0:0:0:ffff:637b:ebdb
99.123.235.220 0:0:0:0:0:ffff:637b:ebdc
99.123.235.221 0:0:0:0:0:ffff:637b:ebdd
99.123.235.222 0:0:0:0:0:ffff:637b:ebde
99.123.235.223 0:0:0:0:0:ffff:637b:ebdf
99.123.235.224 0:0:0:0:0:ffff:637b:ebe0
99.123.235.225 0:0:0:0:0:ffff:637b:ebe1
99.123.235.226 0:0:0:0:0:ffff:637b:ebe2
99.123.235.227 0:0:0:0:0:ffff:637b:ebe3
99.123.235.228 0:0:0:0:0:ffff:637b:ebe4
99.123.235.229 0:0:0:0:0:ffff:637b:ebe5
99.123.235.230 0:0:0:0:0:ffff:637b:ebe6
99.123.235.231 0:0:0:0:0:ffff:637b:ebe7
99.123.235.232 0:0:0:0:0:ffff:637b:ebe8
99.123.235.233 0:0:0:0:0:ffff:637b:ebe9
99.123.235.234 0:0:0:0:0:ffff:637b:ebea
99.123.235.235 0:0:0:0:0:ffff:637b:ebeb
99.123.235.236 0:0:0:0:0:ffff:637b:ebec
99.123.235.237 0:0:0:0:0:ffff:637b:ebed
99.123.235.238 0:0:0:0:0:ffff:637b:ebee
99.123.235.239 0:0:0:0:0:ffff:637b:ebef
99.123.235.240 0:0:0:0:0:ffff:637b:ebf0
99.123.235.241 0:0:0:0:0:ffff:637b:ebf1
99.123.235.242 0:0:0:0:0:ffff:637b:ebf2
99.123.235.243 0:0:0:0:0:ffff:637b:ebf3
99.123.235.244 0:0:0:0:0:ffff:637b:ebf4
99.123.235.245 0:0:0:0:0:ffff:637b:ebf5
99.123.235.246 0:0:0:0:0:ffff:637b:ebf6
99.123.235.247 0:0:0:0:0:ffff:637b:ebf7
99.123.235.248 0:0:0:0:0:ffff:637b:ebf8
99.123.235.249 0:0:0:0:0:ffff:637b:ebf9
99.123.235.250 0:0:0:0:0:ffff:637b:ebfa
99.123.235.251 0:0:0:0:0:ffff:637b:ebfb
99.123.235.252 0:0:0:0:0:ffff:637b:ebfc
99.123.235.253 0:0:0:0:0:ffff:637b:ebfd
99.123.235.254 0:0:0:0:0:ffff:637b:ebfe
99.123.235.255 0:0:0:0:0:ffff:637b:ebff


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.