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
99.123.250.1 0:0:0:0:0:ffff:637b:fa01
99.123.250.2 0:0:0:0:0:ffff:637b:fa02
99.123.250.3 0:0:0:0:0:ffff:637b:fa03
99.123.250.4 0:0:0:0:0:ffff:637b:fa04
99.123.250.5 0:0:0:0:0:ffff:637b:fa05
99.123.250.6 0:0:0:0:0:ffff:637b:fa06
99.123.250.7 0:0:0:0:0:ffff:637b:fa07
99.123.250.8 0:0:0:0:0:ffff:637b:fa08
99.123.250.9 0:0:0:0:0:ffff:637b:fa09
99.123.250.10 0:0:0:0:0:ffff:637b:fa0a
99.123.250.11 0:0:0:0:0:ffff:637b:fa0b
99.123.250.12 0:0:0:0:0:ffff:637b:fa0c
99.123.250.13 0:0:0:0:0:ffff:637b:fa0d
99.123.250.14 0:0:0:0:0:ffff:637b:fa0e
99.123.250.15 0:0:0:0:0:ffff:637b:fa0f
99.123.250.16 0:0:0:0:0:ffff:637b:fa10
99.123.250.17 0:0:0:0:0:ffff:637b:fa11
99.123.250.18 0:0:0:0:0:ffff:637b:fa12
99.123.250.19 0:0:0:0:0:ffff:637b:fa13
99.123.250.20 0:0:0:0:0:ffff:637b:fa14
99.123.250.21 0:0:0:0:0:ffff:637b:fa15
99.123.250.22 0:0:0:0:0:ffff:637b:fa16
99.123.250.23 0:0:0:0:0:ffff:637b:fa17
99.123.250.24 0:0:0:0:0:ffff:637b:fa18
99.123.250.25 0:0:0:0:0:ffff:637b:fa19
99.123.250.26 0:0:0:0:0:ffff:637b:fa1a
99.123.250.27 0:0:0:0:0:ffff:637b:fa1b
99.123.250.28 0:0:0:0:0:ffff:637b:fa1c
99.123.250.29 0:0:0:0:0:ffff:637b:fa1d
99.123.250.30 0:0:0:0:0:ffff:637b:fa1e
99.123.250.31 0:0:0:0:0:ffff:637b:fa1f
99.123.250.32 0:0:0:0:0:ffff:637b:fa20
99.123.250.33 0:0:0:0:0:ffff:637b:fa21
99.123.250.34 0:0:0:0:0:ffff:637b:fa22
99.123.250.35 0:0:0:0:0:ffff:637b:fa23
99.123.250.36 0:0:0:0:0:ffff:637b:fa24
99.123.250.37 0:0:0:0:0:ffff:637b:fa25
99.123.250.38 0:0:0:0:0:ffff:637b:fa26
99.123.250.39 0:0:0:0:0:ffff:637b:fa27
99.123.250.40 0:0:0:0:0:ffff:637b:fa28
99.123.250.41 0:0:0:0:0:ffff:637b:fa29
99.123.250.42 0:0:0:0:0:ffff:637b:fa2a
99.123.250.43 0:0:0:0:0:ffff:637b:fa2b
99.123.250.44 0:0:0:0:0:ffff:637b:fa2c
99.123.250.45 0:0:0:0:0:ffff:637b:fa2d
99.123.250.46 0:0:0:0:0:ffff:637b:fa2e
99.123.250.47 0:0:0:0:0:ffff:637b:fa2f
99.123.250.48 0:0:0:0:0:ffff:637b:fa30
99.123.250.49 0:0:0:0:0:ffff:637b:fa31
99.123.250.50 0:0:0:0:0:ffff:637b:fa32
99.123.250.51 0:0:0:0:0:ffff:637b:fa33
99.123.250.52 0:0:0:0:0:ffff:637b:fa34
99.123.250.53 0:0:0:0:0:ffff:637b:fa35
99.123.250.54 0:0:0:0:0:ffff:637b:fa36
99.123.250.55 0:0:0:0:0:ffff:637b:fa37
99.123.250.56 0:0:0:0:0:ffff:637b:fa38
99.123.250.57 0:0:0:0:0:ffff:637b:fa39
99.123.250.58 0:0:0:0:0:ffff:637b:fa3a
99.123.250.59 0:0:0:0:0:ffff:637b:fa3b
99.123.250.60 0:0:0:0:0:ffff:637b:fa3c


99.123.250.61 0:0:0:0:0:ffff:637b:fa3d
99.123.250.62 0:0:0:0:0:ffff:637b:fa3e
99.123.250.63 0:0:0:0:0:ffff:637b:fa3f
99.123.250.64 0:0:0:0:0:ffff:637b:fa40
99.123.250.65 0:0:0:0:0:ffff:637b:fa41
99.123.250.66 0:0:0:0:0:ffff:637b:fa42
99.123.250.67 0:0:0:0:0:ffff:637b:fa43
99.123.250.68 0:0:0:0:0:ffff:637b:fa44
99.123.250.69 0:0:0:0:0:ffff:637b:fa45
99.123.250.70 0:0:0:0:0:ffff:637b:fa46
99.123.250.71 0:0:0:0:0:ffff:637b:fa47
99.123.250.72 0:0:0:0:0:ffff:637b:fa48
99.123.250.73 0:0:0:0:0:ffff:637b:fa49
99.123.250.74 0:0:0:0:0:ffff:637b:fa4a
99.123.250.75 0:0:0:0:0:ffff:637b:fa4b
99.123.250.76 0:0:0:0:0:ffff:637b:fa4c
99.123.250.77 0:0:0:0:0:ffff:637b:fa4d
99.123.250.78 0:0:0:0:0:ffff:637b:fa4e
99.123.250.79 0:0:0:0:0:ffff:637b:fa4f
99.123.250.80 0:0:0:0:0:ffff:637b:fa50
99.123.250.81 0:0:0:0:0:ffff:637b:fa51
99.123.250.82 0:0:0:0:0:ffff:637b:fa52
99.123.250.83 0:0:0:0:0:ffff:637b:fa53
99.123.250.84 0:0:0:0:0:ffff:637b:fa54
99.123.250.85 0:0:0:0:0:ffff:637b:fa55
99.123.250.86 0:0:0:0:0:ffff:637b:fa56
99.123.250.87 0:0:0:0:0:ffff:637b:fa57
99.123.250.88 0:0:0:0:0:ffff:637b:fa58
99.123.250.89 0:0:0:0:0:ffff:637b:fa59
99.123.250.90 0:0:0:0:0:ffff:637b:fa5a
99.123.250.91 0:0:0:0:0:ffff:637b:fa5b
99.123.250.92 0:0:0:0:0:ffff:637b:fa5c
99.123.250.93 0:0:0:0:0:ffff:637b:fa5d
99.123.250.94 0:0:0:0:0:ffff:637b:fa5e
99.123.250.95 0:0:0:0:0:ffff:637b:fa5f
99.123.250.96 0:0:0:0:0:ffff:637b:fa60
99.123.250.97 0:0:0:0:0:ffff:637b:fa61
99.123.250.98 0:0:0:0:0:ffff:637b:fa62
99.123.250.99 0:0:0:0:0:ffff:637b:fa63
99.123.250.100 0:0:0:0:0:ffff:637b:fa64
99.123.250.101 0:0:0:0:0:ffff:637b:fa65
99.123.250.102 0:0:0:0:0:ffff:637b:fa66
99.123.250.103 0:0:0:0:0:ffff:637b:fa67
99.123.250.104 0:0:0:0:0:ffff:637b:fa68
99.123.250.105 0:0:0:0:0:ffff:637b:fa69
99.123.250.106 0:0:0:0:0:ffff:637b:fa6a
99.123.250.107 0:0:0:0:0:ffff:637b:fa6b
99.123.250.108 0:0:0:0:0:ffff:637b:fa6c
99.123.250.109 0:0:0:0:0:ffff:637b:fa6d
99.123.250.110 0:0:0:0:0:ffff:637b:fa6e
99.123.250.111 0:0:0:0:0:ffff:637b:fa6f
99.123.250.112 0:0:0:0:0:ffff:637b:fa70
99.123.250.113 0:0:0:0:0:ffff:637b:fa71
99.123.250.114 0:0:0:0:0:ffff:637b:fa72
99.123.250.115 0:0:0:0:0:ffff:637b:fa73
99.123.250.116 0:0:0:0:0:ffff:637b:fa74
99.123.250.117 0:0:0:0:0:ffff:637b:fa75
99.123.250.118 0:0:0:0:0:ffff:637b:fa76
99.123.250.119 0:0:0:0:0:ffff:637b:fa77
99.123.250.120 0:0:0:0:0:ffff:637b:fa78


99.123.250.121 0:0:0:0:0:ffff:637b:fa79
99.123.250.122 0:0:0:0:0:ffff:637b:fa7a
99.123.250.123 0:0:0:0:0:ffff:637b:fa7b
99.123.250.124 0:0:0:0:0:ffff:637b:fa7c
99.123.250.125 0:0:0:0:0:ffff:637b:fa7d
99.123.250.126 0:0:0:0:0:ffff:637b:fa7e
99.123.250.127 0:0:0:0:0:ffff:637b:fa7f
99.123.250.128 0:0:0:0:0:ffff:637b:fa80
99.123.250.129 0:0:0:0:0:ffff:637b:fa81
99.123.250.130 0:0:0:0:0:ffff:637b:fa82
99.123.250.131 0:0:0:0:0:ffff:637b:fa83
99.123.250.132 0:0:0:0:0:ffff:637b:fa84
99.123.250.133 0:0:0:0:0:ffff:637b:fa85
99.123.250.134 0:0:0:0:0:ffff:637b:fa86
99.123.250.135 0:0:0:0:0:ffff:637b:fa87
99.123.250.136 0:0:0:0:0:ffff:637b:fa88
99.123.250.137 0:0:0:0:0:ffff:637b:fa89
99.123.250.138 0:0:0:0:0:ffff:637b:fa8a
99.123.250.139 0:0:0:0:0:ffff:637b:fa8b
99.123.250.140 0:0:0:0:0:ffff:637b:fa8c
99.123.250.141 0:0:0:0:0:ffff:637b:fa8d
99.123.250.142 0:0:0:0:0:ffff:637b:fa8e
99.123.250.143 0:0:0:0:0:ffff:637b:fa8f
99.123.250.144 0:0:0:0:0:ffff:637b:fa90
99.123.250.145 0:0:0:0:0:ffff:637b:fa91
99.123.250.146 0:0:0:0:0:ffff:637b:fa92
99.123.250.147 0:0:0:0:0:ffff:637b:fa93
99.123.250.148 0:0:0:0:0:ffff:637b:fa94
99.123.250.149 0:0:0:0:0:ffff:637b:fa95
99.123.250.150 0:0:0:0:0:ffff:637b:fa96
99.123.250.151 0:0:0:0:0:ffff:637b:fa97
99.123.250.152 0:0:0:0:0:ffff:637b:fa98
99.123.250.153 0:0:0:0:0:ffff:637b:fa99
99.123.250.154 0:0:0:0:0:ffff:637b:fa9a
99.123.250.155 0:0:0:0:0:ffff:637b:fa9b
99.123.250.156 0:0:0:0:0:ffff:637b:fa9c
99.123.250.157 0:0:0:0:0:ffff:637b:fa9d
99.123.250.158 0:0:0:0:0:ffff:637b:fa9e
99.123.250.159 0:0:0:0:0:ffff:637b:fa9f
99.123.250.160 0:0:0:0:0:ffff:637b:faa0
99.123.250.161 0:0:0:0:0:ffff:637b:faa1
99.123.250.162 0:0:0:0:0:ffff:637b:faa2
99.123.250.163 0:0:0:0:0:ffff:637b:faa3
99.123.250.164 0:0:0:0:0:ffff:637b:faa4
99.123.250.165 0:0:0:0:0:ffff:637b:faa5
99.123.250.166 0:0:0:0:0:ffff:637b:faa6
99.123.250.167 0:0:0:0:0:ffff:637b:faa7
99.123.250.168 0:0:0:0:0:ffff:637b:faa8
99.123.250.169 0:0:0:0:0:ffff:637b:faa9
99.123.250.170 0:0:0:0:0:ffff:637b:faaa
99.123.250.171 0:0:0:0:0:ffff:637b:faab
99.123.250.172 0:0:0:0:0:ffff:637b:faac
99.123.250.173 0:0:0:0:0:ffff:637b:faad
99.123.250.174 0:0:0:0:0:ffff:637b:faae
99.123.250.175 0:0:0:0:0:ffff:637b:faaf
99.123.250.176 0:0:0:0:0:ffff:637b:fab0
99.123.250.177 0:0:0:0:0:ffff:637b:fab1
99.123.250.178 0:0:0:0:0:ffff:637b:fab2
99.123.250.179 0:0:0:0:0:ffff:637b:fab3
99.123.250.180 0:0:0:0:0:ffff:637b:fab4


99.123.250.181 0:0:0:0:0:ffff:637b:fab5
99.123.250.182 0:0:0:0:0:ffff:637b:fab6
99.123.250.183 0:0:0:0:0:ffff:637b:fab7
99.123.250.184 0:0:0:0:0:ffff:637b:fab8
99.123.250.185 0:0:0:0:0:ffff:637b:fab9
99.123.250.186 0:0:0:0:0:ffff:637b:faba
99.123.250.187 0:0:0:0:0:ffff:637b:fabb
99.123.250.188 0:0:0:0:0:ffff:637b:fabc
99.123.250.189 0:0:0:0:0:ffff:637b:fabd
99.123.250.190 0:0:0:0:0:ffff:637b:fabe
99.123.250.191 0:0:0:0:0:ffff:637b:fabf
99.123.250.192 0:0:0:0:0:ffff:637b:fac0
99.123.250.193 0:0:0:0:0:ffff:637b:fac1
99.123.250.194 0:0:0:0:0:ffff:637b:fac2
99.123.250.195 0:0:0:0:0:ffff:637b:fac3
99.123.250.196 0:0:0:0:0:ffff:637b:fac4
99.123.250.197 0:0:0:0:0:ffff:637b:fac5
99.123.250.198 0:0:0:0:0:ffff:637b:fac6
99.123.250.199 0:0:0:0:0:ffff:637b:fac7
99.123.250.200 0:0:0:0:0:ffff:637b:fac8
99.123.250.201 0:0:0:0:0:ffff:637b:fac9
99.123.250.202 0:0:0:0:0:ffff:637b:faca
99.123.250.203 0:0:0:0:0:ffff:637b:facb
99.123.250.204 0:0:0:0:0:ffff:637b:facc
99.123.250.205 0:0:0:0:0:ffff:637b:facd
99.123.250.206 0:0:0:0:0:ffff:637b:face
99.123.250.207 0:0:0:0:0:ffff:637b:facf
99.123.250.208 0:0:0:0:0:ffff:637b:fad0
99.123.250.209 0:0:0:0:0:ffff:637b:fad1
99.123.250.210 0:0:0:0:0:ffff:637b:fad2
99.123.250.211 0:0:0:0:0:ffff:637b:fad3
99.123.250.212 0:0:0:0:0:ffff:637b:fad4
99.123.250.213 0:0:0:0:0:ffff:637b:fad5
99.123.250.214 0:0:0:0:0:ffff:637b:fad6
99.123.250.215 0:0:0:0:0:ffff:637b:fad7
99.123.250.216 0:0:0:0:0:ffff:637b:fad8
99.123.250.217 0:0:0:0:0:ffff:637b:fad9
99.123.250.218 0:0:0:0:0:ffff:637b:fada
99.123.250.219 0:0:0:0:0:ffff:637b:fadb
99.123.250.220 0:0:0:0:0:ffff:637b:fadc
99.123.250.221 0:0:0:0:0:ffff:637b:fadd
99.123.250.222 0:0:0:0:0:ffff:637b:fade
99.123.250.223 0:0:0:0:0:ffff:637b:fadf
99.123.250.224 0:0:0:0:0:ffff:637b:fae0
99.123.250.225 0:0:0:0:0:ffff:637b:fae1
99.123.250.226 0:0:0:0:0:ffff:637b:fae2
99.123.250.227 0:0:0:0:0:ffff:637b:fae3
99.123.250.228 0:0:0:0:0:ffff:637b:fae4
99.123.250.229 0:0:0:0:0:ffff:637b:fae5
99.123.250.230 0:0:0:0:0:ffff:637b:fae6
99.123.250.231 0:0:0:0:0:ffff:637b:fae7
99.123.250.232 0:0:0:0:0:ffff:637b:fae8
99.123.250.233 0:0:0:0:0:ffff:637b:fae9
99.123.250.234 0:0:0:0:0:ffff:637b:faea
99.123.250.235 0:0:0:0:0:ffff:637b:faeb
99.123.250.236 0:0:0:0:0:ffff:637b:faec
99.123.250.237 0:0:0:0:0:ffff:637b:faed
99.123.250.238 0:0:0:0:0:ffff:637b:faee
99.123.250.239 0:0:0:0:0:ffff:637b:faef
99.123.250.240 0:0:0:0:0:ffff:637b:faf0
99.123.250.241 0:0:0:0:0:ffff:637b:faf1
99.123.250.242 0:0:0:0:0:ffff:637b:faf2
99.123.250.243 0:0:0:0:0:ffff:637b:faf3
99.123.250.244 0:0:0:0:0:ffff:637b:faf4
99.123.250.245 0:0:0:0:0:ffff:637b:faf5
99.123.250.246 0:0:0:0:0:ffff:637b:faf6
99.123.250.247 0:0:0:0:0:ffff:637b:faf7
99.123.250.248 0:0:0:0:0:ffff:637b:faf8
99.123.250.249 0:0:0:0:0:ffff:637b:faf9
99.123.250.250 0:0:0:0:0:ffff:637b:fafa
99.123.250.251 0:0:0:0:0:ffff:637b:fafb
99.123.250.252 0:0:0:0:0:ffff:637b:fafc
99.123.250.253 0:0:0:0:0:ffff:637b:fafd
99.123.250.254 0:0:0:0:0:ffff:637b:fafe
99.123.250.255 0:0:0:0:0:ffff:637b: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.