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
3.123.238.1 0:0:0:0:0:ffff:37b:ee01
3.123.238.2 0:0:0:0:0:ffff:37b:ee02
3.123.238.3 0:0:0:0:0:ffff:37b:ee03
3.123.238.4 0:0:0:0:0:ffff:37b:ee04
3.123.238.5 0:0:0:0:0:ffff:37b:ee05
3.123.238.6 0:0:0:0:0:ffff:37b:ee06
3.123.238.7 0:0:0:0:0:ffff:37b:ee07
3.123.238.8 0:0:0:0:0:ffff:37b:ee08
3.123.238.9 0:0:0:0:0:ffff:37b:ee09
3.123.238.10 0:0:0:0:0:ffff:37b:ee0a
3.123.238.11 0:0:0:0:0:ffff:37b:ee0b
3.123.238.12 0:0:0:0:0:ffff:37b:ee0c
3.123.238.13 0:0:0:0:0:ffff:37b:ee0d
3.123.238.14 0:0:0:0:0:ffff:37b:ee0e
3.123.238.15 0:0:0:0:0:ffff:37b:ee0f
3.123.238.16 0:0:0:0:0:ffff:37b:ee10
3.123.238.17 0:0:0:0:0:ffff:37b:ee11
3.123.238.18 0:0:0:0:0:ffff:37b:ee12
3.123.238.19 0:0:0:0:0:ffff:37b:ee13
3.123.238.20 0:0:0:0:0:ffff:37b:ee14
3.123.238.21 0:0:0:0:0:ffff:37b:ee15
3.123.238.22 0:0:0:0:0:ffff:37b:ee16
3.123.238.23 0:0:0:0:0:ffff:37b:ee17
3.123.238.24 0:0:0:0:0:ffff:37b:ee18
3.123.238.25 0:0:0:0:0:ffff:37b:ee19
3.123.238.26 0:0:0:0:0:ffff:37b:ee1a
3.123.238.27 0:0:0:0:0:ffff:37b:ee1b
3.123.238.28 0:0:0:0:0:ffff:37b:ee1c
3.123.238.29 0:0:0:0:0:ffff:37b:ee1d
3.123.238.30 0:0:0:0:0:ffff:37b:ee1e
3.123.238.31 0:0:0:0:0:ffff:37b:ee1f
3.123.238.32 0:0:0:0:0:ffff:37b:ee20
3.123.238.33 0:0:0:0:0:ffff:37b:ee21
3.123.238.34 0:0:0:0:0:ffff:37b:ee22
3.123.238.35 0:0:0:0:0:ffff:37b:ee23
3.123.238.36 0:0:0:0:0:ffff:37b:ee24
3.123.238.37 0:0:0:0:0:ffff:37b:ee25
3.123.238.38 0:0:0:0:0:ffff:37b:ee26
3.123.238.39 0:0:0:0:0:ffff:37b:ee27
3.123.238.40 0:0:0:0:0:ffff:37b:ee28
3.123.238.41 0:0:0:0:0:ffff:37b:ee29
3.123.238.42 0:0:0:0:0:ffff:37b:ee2a
3.123.238.43 0:0:0:0:0:ffff:37b:ee2b
3.123.238.44 0:0:0:0:0:ffff:37b:ee2c
3.123.238.45 0:0:0:0:0:ffff:37b:ee2d
3.123.238.46 0:0:0:0:0:ffff:37b:ee2e
3.123.238.47 0:0:0:0:0:ffff:37b:ee2f
3.123.238.48 0:0:0:0:0:ffff:37b:ee30
3.123.238.49 0:0:0:0:0:ffff:37b:ee31
3.123.238.50 0:0:0:0:0:ffff:37b:ee32
3.123.238.51 0:0:0:0:0:ffff:37b:ee33
3.123.238.52 0:0:0:0:0:ffff:37b:ee34
3.123.238.53 0:0:0:0:0:ffff:37b:ee35
3.123.238.54 0:0:0:0:0:ffff:37b:ee36
3.123.238.55 0:0:0:0:0:ffff:37b:ee37
3.123.238.56 0:0:0:0:0:ffff:37b:ee38
3.123.238.57 0:0:0:0:0:ffff:37b:ee39
3.123.238.58 0:0:0:0:0:ffff:37b:ee3a
3.123.238.59 0:0:0:0:0:ffff:37b:ee3b
3.123.238.60 0:0:0:0:0:ffff:37b:ee3c


3.123.238.61 0:0:0:0:0:ffff:37b:ee3d
3.123.238.62 0:0:0:0:0:ffff:37b:ee3e
3.123.238.63 0:0:0:0:0:ffff:37b:ee3f
3.123.238.64 0:0:0:0:0:ffff:37b:ee40
3.123.238.65 0:0:0:0:0:ffff:37b:ee41
3.123.238.66 0:0:0:0:0:ffff:37b:ee42
3.123.238.67 0:0:0:0:0:ffff:37b:ee43
3.123.238.68 0:0:0:0:0:ffff:37b:ee44
3.123.238.69 0:0:0:0:0:ffff:37b:ee45
3.123.238.70 0:0:0:0:0:ffff:37b:ee46
3.123.238.71 0:0:0:0:0:ffff:37b:ee47
3.123.238.72 0:0:0:0:0:ffff:37b:ee48
3.123.238.73 0:0:0:0:0:ffff:37b:ee49
3.123.238.74 0:0:0:0:0:ffff:37b:ee4a
3.123.238.75 0:0:0:0:0:ffff:37b:ee4b
3.123.238.76 0:0:0:0:0:ffff:37b:ee4c
3.123.238.77 0:0:0:0:0:ffff:37b:ee4d
3.123.238.78 0:0:0:0:0:ffff:37b:ee4e
3.123.238.79 0:0:0:0:0:ffff:37b:ee4f
3.123.238.80 0:0:0:0:0:ffff:37b:ee50
3.123.238.81 0:0:0:0:0:ffff:37b:ee51
3.123.238.82 0:0:0:0:0:ffff:37b:ee52
3.123.238.83 0:0:0:0:0:ffff:37b:ee53
3.123.238.84 0:0:0:0:0:ffff:37b:ee54
3.123.238.85 0:0:0:0:0:ffff:37b:ee55
3.123.238.86 0:0:0:0:0:ffff:37b:ee56
3.123.238.87 0:0:0:0:0:ffff:37b:ee57
3.123.238.88 0:0:0:0:0:ffff:37b:ee58
3.123.238.89 0:0:0:0:0:ffff:37b:ee59
3.123.238.90 0:0:0:0:0:ffff:37b:ee5a
3.123.238.91 0:0:0:0:0:ffff:37b:ee5b
3.123.238.92 0:0:0:0:0:ffff:37b:ee5c
3.123.238.93 0:0:0:0:0:ffff:37b:ee5d
3.123.238.94 0:0:0:0:0:ffff:37b:ee5e
3.123.238.95 0:0:0:0:0:ffff:37b:ee5f
3.123.238.96 0:0:0:0:0:ffff:37b:ee60
3.123.238.97 0:0:0:0:0:ffff:37b:ee61
3.123.238.98 0:0:0:0:0:ffff:37b:ee62
3.123.238.99 0:0:0:0:0:ffff:37b:ee63
3.123.238.100 0:0:0:0:0:ffff:37b:ee64
3.123.238.101 0:0:0:0:0:ffff:37b:ee65
3.123.238.102 0:0:0:0:0:ffff:37b:ee66
3.123.238.103 0:0:0:0:0:ffff:37b:ee67
3.123.238.104 0:0:0:0:0:ffff:37b:ee68
3.123.238.105 0:0:0:0:0:ffff:37b:ee69
3.123.238.106 0:0:0:0:0:ffff:37b:ee6a
3.123.238.107 0:0:0:0:0:ffff:37b:ee6b
3.123.238.108 0:0:0:0:0:ffff:37b:ee6c
3.123.238.109 0:0:0:0:0:ffff:37b:ee6d
3.123.238.110 0:0:0:0:0:ffff:37b:ee6e
3.123.238.111 0:0:0:0:0:ffff:37b:ee6f
3.123.238.112 0:0:0:0:0:ffff:37b:ee70
3.123.238.113 0:0:0:0:0:ffff:37b:ee71
3.123.238.114 0:0:0:0:0:ffff:37b:ee72
3.123.238.115 0:0:0:0:0:ffff:37b:ee73
3.123.238.116 0:0:0:0:0:ffff:37b:ee74
3.123.238.117 0:0:0:0:0:ffff:37b:ee75
3.123.238.118 0:0:0:0:0:ffff:37b:ee76
3.123.238.119 0:0:0:0:0:ffff:37b:ee77
3.123.238.120 0:0:0:0:0:ffff:37b:ee78


3.123.238.121 0:0:0:0:0:ffff:37b:ee79
3.123.238.122 0:0:0:0:0:ffff:37b:ee7a
3.123.238.123 0:0:0:0:0:ffff:37b:ee7b
3.123.238.124 0:0:0:0:0:ffff:37b:ee7c
3.123.238.125 0:0:0:0:0:ffff:37b:ee7d
3.123.238.126 0:0:0:0:0:ffff:37b:ee7e
3.123.238.127 0:0:0:0:0:ffff:37b:ee7f
3.123.238.128 0:0:0:0:0:ffff:37b:ee80
3.123.238.129 0:0:0:0:0:ffff:37b:ee81
3.123.238.130 0:0:0:0:0:ffff:37b:ee82
3.123.238.131 0:0:0:0:0:ffff:37b:ee83
3.123.238.132 0:0:0:0:0:ffff:37b:ee84
3.123.238.133 0:0:0:0:0:ffff:37b:ee85
3.123.238.134 0:0:0:0:0:ffff:37b:ee86
3.123.238.135 0:0:0:0:0:ffff:37b:ee87
3.123.238.136 0:0:0:0:0:ffff:37b:ee88
3.123.238.137 0:0:0:0:0:ffff:37b:ee89
3.123.238.138 0:0:0:0:0:ffff:37b:ee8a
3.123.238.139 0:0:0:0:0:ffff:37b:ee8b
3.123.238.140 0:0:0:0:0:ffff:37b:ee8c
3.123.238.141 0:0:0:0:0:ffff:37b:ee8d
3.123.238.142 0:0:0:0:0:ffff:37b:ee8e
3.123.238.143 0:0:0:0:0:ffff:37b:ee8f
3.123.238.144 0:0:0:0:0:ffff:37b:ee90
3.123.238.145 0:0:0:0:0:ffff:37b:ee91
3.123.238.146 0:0:0:0:0:ffff:37b:ee92
3.123.238.147 0:0:0:0:0:ffff:37b:ee93
3.123.238.148 0:0:0:0:0:ffff:37b:ee94
3.123.238.149 0:0:0:0:0:ffff:37b:ee95
3.123.238.150 0:0:0:0:0:ffff:37b:ee96
3.123.238.151 0:0:0:0:0:ffff:37b:ee97
3.123.238.152 0:0:0:0:0:ffff:37b:ee98
3.123.238.153 0:0:0:0:0:ffff:37b:ee99
3.123.238.154 0:0:0:0:0:ffff:37b:ee9a
3.123.238.155 0:0:0:0:0:ffff:37b:ee9b
3.123.238.156 0:0:0:0:0:ffff:37b:ee9c
3.123.238.157 0:0:0:0:0:ffff:37b:ee9d
3.123.238.158 0:0:0:0:0:ffff:37b:ee9e
3.123.238.159 0:0:0:0:0:ffff:37b:ee9f
3.123.238.160 0:0:0:0:0:ffff:37b:eea0
3.123.238.161 0:0:0:0:0:ffff:37b:eea1
3.123.238.162 0:0:0:0:0:ffff:37b:eea2
3.123.238.163 0:0:0:0:0:ffff:37b:eea3
3.123.238.164 0:0:0:0:0:ffff:37b:eea4
3.123.238.165 0:0:0:0:0:ffff:37b:eea5
3.123.238.166 0:0:0:0:0:ffff:37b:eea6
3.123.238.167 0:0:0:0:0:ffff:37b:eea7
3.123.238.168 0:0:0:0:0:ffff:37b:eea8
3.123.238.169 0:0:0:0:0:ffff:37b:eea9
3.123.238.170 0:0:0:0:0:ffff:37b:eeaa
3.123.238.171 0:0:0:0:0:ffff:37b:eeab
3.123.238.172 0:0:0:0:0:ffff:37b:eeac
3.123.238.173 0:0:0:0:0:ffff:37b:eead
3.123.238.174 0:0:0:0:0:ffff:37b:eeae
3.123.238.175 0:0:0:0:0:ffff:37b:eeaf
3.123.238.176 0:0:0:0:0:ffff:37b:eeb0
3.123.238.177 0:0:0:0:0:ffff:37b:eeb1
3.123.238.178 0:0:0:0:0:ffff:37b:eeb2
3.123.238.179 0:0:0:0:0:ffff:37b:eeb3
3.123.238.180 0:0:0:0:0:ffff:37b:eeb4


3.123.238.181 0:0:0:0:0:ffff:37b:eeb5
3.123.238.182 0:0:0:0:0:ffff:37b:eeb6
3.123.238.183 0:0:0:0:0:ffff:37b:eeb7
3.123.238.184 0:0:0:0:0:ffff:37b:eeb8
3.123.238.185 0:0:0:0:0:ffff:37b:eeb9
3.123.238.186 0:0:0:0:0:ffff:37b:eeba
3.123.238.187 0:0:0:0:0:ffff:37b:eebb
3.123.238.188 0:0:0:0:0:ffff:37b:eebc
3.123.238.189 0:0:0:0:0:ffff:37b:eebd
3.123.238.190 0:0:0:0:0:ffff:37b:eebe
3.123.238.191 0:0:0:0:0:ffff:37b:eebf
3.123.238.192 0:0:0:0:0:ffff:37b:eec0
3.123.238.193 0:0:0:0:0:ffff:37b:eec1
3.123.238.194 0:0:0:0:0:ffff:37b:eec2
3.123.238.195 0:0:0:0:0:ffff:37b:eec3
3.123.238.196 0:0:0:0:0:ffff:37b:eec4
3.123.238.197 0:0:0:0:0:ffff:37b:eec5
3.123.238.198 0:0:0:0:0:ffff:37b:eec6
3.123.238.199 0:0:0:0:0:ffff:37b:eec7
3.123.238.200 0:0:0:0:0:ffff:37b:eec8
3.123.238.201 0:0:0:0:0:ffff:37b:eec9
3.123.238.202 0:0:0:0:0:ffff:37b:eeca
3.123.238.203 0:0:0:0:0:ffff:37b:eecb
3.123.238.204 0:0:0:0:0:ffff:37b:eecc
3.123.238.205 0:0:0:0:0:ffff:37b:eecd
3.123.238.206 0:0:0:0:0:ffff:37b:eece
3.123.238.207 0:0:0:0:0:ffff:37b:eecf
3.123.238.208 0:0:0:0:0:ffff:37b:eed0
3.123.238.209 0:0:0:0:0:ffff:37b:eed1
3.123.238.210 0:0:0:0:0:ffff:37b:eed2
3.123.238.211 0:0:0:0:0:ffff:37b:eed3
3.123.238.212 0:0:0:0:0:ffff:37b:eed4
3.123.238.213 0:0:0:0:0:ffff:37b:eed5
3.123.238.214 0:0:0:0:0:ffff:37b:eed6
3.123.238.215 0:0:0:0:0:ffff:37b:eed7
3.123.238.216 0:0:0:0:0:ffff:37b:eed8
3.123.238.217 0:0:0:0:0:ffff:37b:eed9
3.123.238.218 0:0:0:0:0:ffff:37b:eeda
3.123.238.219 0:0:0:0:0:ffff:37b:eedb
3.123.238.220 0:0:0:0:0:ffff:37b:eedc
3.123.238.221 0:0:0:0:0:ffff:37b:eedd
3.123.238.222 0:0:0:0:0:ffff:37b:eede
3.123.238.223 0:0:0:0:0:ffff:37b:eedf
3.123.238.224 0:0:0:0:0:ffff:37b:eee0
3.123.238.225 0:0:0:0:0:ffff:37b:eee1
3.123.238.226 0:0:0:0:0:ffff:37b:eee2
3.123.238.227 0:0:0:0:0:ffff:37b:eee3
3.123.238.228 0:0:0:0:0:ffff:37b:eee4
3.123.238.229 0:0:0:0:0:ffff:37b:eee5
3.123.238.230 0:0:0:0:0:ffff:37b:eee6
3.123.238.231 0:0:0:0:0:ffff:37b:eee7
3.123.238.232 0:0:0:0:0:ffff:37b:eee8
3.123.238.233 0:0:0:0:0:ffff:37b:eee9
3.123.238.234 0:0:0:0:0:ffff:37b:eeea
3.123.238.235 0:0:0:0:0:ffff:37b:eeeb
3.123.238.236 0:0:0:0:0:ffff:37b:eeec
3.123.238.237 0:0:0:0:0:ffff:37b:eeed
3.123.238.238 0:0:0:0:0:ffff:37b:eeee
3.123.238.239 0:0:0:0:0:ffff:37b:eeef
3.123.238.240 0:0:0:0:0:ffff:37b:eef0
3.123.238.241 0:0:0:0:0:ffff:37b:eef1
3.123.238.242 0:0:0:0:0:ffff:37b:eef2
3.123.238.243 0:0:0:0:0:ffff:37b:eef3
3.123.238.244 0:0:0:0:0:ffff:37b:eef4
3.123.238.245 0:0:0:0:0:ffff:37b:eef5
3.123.238.246 0:0:0:0:0:ffff:37b:eef6
3.123.238.247 0:0:0:0:0:ffff:37b:eef7
3.123.238.248 0:0:0:0:0:ffff:37b:eef8
3.123.238.249 0:0:0:0:0:ffff:37b:eef9
3.123.238.250 0:0:0:0:0:ffff:37b:eefa
3.123.238.251 0:0:0:0:0:ffff:37b:eefb
3.123.238.252 0:0:0:0:0:ffff:37b:eefc
3.123.238.253 0:0:0:0:0:ffff:37b:eefd
3.123.238.254 0:0:0:0:0:ffff:37b:eefe
3.123.238.255 0:0:0:0:0:ffff:37b:eeff


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.