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
123.105.124.1 0:0:0:0:0:ffff:7b69:7c01
123.105.124.2 0:0:0:0:0:ffff:7b69:7c02
123.105.124.3 0:0:0:0:0:ffff:7b69:7c03
123.105.124.4 0:0:0:0:0:ffff:7b69:7c04
123.105.124.5 0:0:0:0:0:ffff:7b69:7c05
123.105.124.6 0:0:0:0:0:ffff:7b69:7c06
123.105.124.7 0:0:0:0:0:ffff:7b69:7c07
123.105.124.8 0:0:0:0:0:ffff:7b69:7c08
123.105.124.9 0:0:0:0:0:ffff:7b69:7c09
123.105.124.10 0:0:0:0:0:ffff:7b69:7c0a
123.105.124.11 0:0:0:0:0:ffff:7b69:7c0b
123.105.124.12 0:0:0:0:0:ffff:7b69:7c0c
123.105.124.13 0:0:0:0:0:ffff:7b69:7c0d
123.105.124.14 0:0:0:0:0:ffff:7b69:7c0e
123.105.124.15 0:0:0:0:0:ffff:7b69:7c0f
123.105.124.16 0:0:0:0:0:ffff:7b69:7c10
123.105.124.17 0:0:0:0:0:ffff:7b69:7c11
123.105.124.18 0:0:0:0:0:ffff:7b69:7c12
123.105.124.19 0:0:0:0:0:ffff:7b69:7c13
123.105.124.20 0:0:0:0:0:ffff:7b69:7c14
123.105.124.21 0:0:0:0:0:ffff:7b69:7c15
123.105.124.22 0:0:0:0:0:ffff:7b69:7c16
123.105.124.23 0:0:0:0:0:ffff:7b69:7c17
123.105.124.24 0:0:0:0:0:ffff:7b69:7c18
123.105.124.25 0:0:0:0:0:ffff:7b69:7c19
123.105.124.26 0:0:0:0:0:ffff:7b69:7c1a
123.105.124.27 0:0:0:0:0:ffff:7b69:7c1b
123.105.124.28 0:0:0:0:0:ffff:7b69:7c1c
123.105.124.29 0:0:0:0:0:ffff:7b69:7c1d
123.105.124.30 0:0:0:0:0:ffff:7b69:7c1e
123.105.124.31 0:0:0:0:0:ffff:7b69:7c1f
123.105.124.32 0:0:0:0:0:ffff:7b69:7c20
123.105.124.33 0:0:0:0:0:ffff:7b69:7c21
123.105.124.34 0:0:0:0:0:ffff:7b69:7c22
123.105.124.35 0:0:0:0:0:ffff:7b69:7c23
123.105.124.36 0:0:0:0:0:ffff:7b69:7c24
123.105.124.37 0:0:0:0:0:ffff:7b69:7c25
123.105.124.38 0:0:0:0:0:ffff:7b69:7c26
123.105.124.39 0:0:0:0:0:ffff:7b69:7c27
123.105.124.40 0:0:0:0:0:ffff:7b69:7c28
123.105.124.41 0:0:0:0:0:ffff:7b69:7c29
123.105.124.42 0:0:0:0:0:ffff:7b69:7c2a
123.105.124.43 0:0:0:0:0:ffff:7b69:7c2b
123.105.124.44 0:0:0:0:0:ffff:7b69:7c2c
123.105.124.45 0:0:0:0:0:ffff:7b69:7c2d
123.105.124.46 0:0:0:0:0:ffff:7b69:7c2e
123.105.124.47 0:0:0:0:0:ffff:7b69:7c2f
123.105.124.48 0:0:0:0:0:ffff:7b69:7c30
123.105.124.49 0:0:0:0:0:ffff:7b69:7c31
123.105.124.50 0:0:0:0:0:ffff:7b69:7c32
123.105.124.51 0:0:0:0:0:ffff:7b69:7c33
123.105.124.52 0:0:0:0:0:ffff:7b69:7c34
123.105.124.53 0:0:0:0:0:ffff:7b69:7c35
123.105.124.54 0:0:0:0:0:ffff:7b69:7c36
123.105.124.55 0:0:0:0:0:ffff:7b69:7c37
123.105.124.56 0:0:0:0:0:ffff:7b69:7c38
123.105.124.57 0:0:0:0:0:ffff:7b69:7c39
123.105.124.58 0:0:0:0:0:ffff:7b69:7c3a
123.105.124.59 0:0:0:0:0:ffff:7b69:7c3b
123.105.124.60 0:0:0:0:0:ffff:7b69:7c3c


123.105.124.61 0:0:0:0:0:ffff:7b69:7c3d
123.105.124.62 0:0:0:0:0:ffff:7b69:7c3e
123.105.124.63 0:0:0:0:0:ffff:7b69:7c3f
123.105.124.64 0:0:0:0:0:ffff:7b69:7c40
123.105.124.65 0:0:0:0:0:ffff:7b69:7c41
123.105.124.66 0:0:0:0:0:ffff:7b69:7c42
123.105.124.67 0:0:0:0:0:ffff:7b69:7c43
123.105.124.68 0:0:0:0:0:ffff:7b69:7c44
123.105.124.69 0:0:0:0:0:ffff:7b69:7c45
123.105.124.70 0:0:0:0:0:ffff:7b69:7c46
123.105.124.71 0:0:0:0:0:ffff:7b69:7c47
123.105.124.72 0:0:0:0:0:ffff:7b69:7c48
123.105.124.73 0:0:0:0:0:ffff:7b69:7c49
123.105.124.74 0:0:0:0:0:ffff:7b69:7c4a
123.105.124.75 0:0:0:0:0:ffff:7b69:7c4b
123.105.124.76 0:0:0:0:0:ffff:7b69:7c4c
123.105.124.77 0:0:0:0:0:ffff:7b69:7c4d
123.105.124.78 0:0:0:0:0:ffff:7b69:7c4e
123.105.124.79 0:0:0:0:0:ffff:7b69:7c4f
123.105.124.80 0:0:0:0:0:ffff:7b69:7c50
123.105.124.81 0:0:0:0:0:ffff:7b69:7c51
123.105.124.82 0:0:0:0:0:ffff:7b69:7c52
123.105.124.83 0:0:0:0:0:ffff:7b69:7c53
123.105.124.84 0:0:0:0:0:ffff:7b69:7c54
123.105.124.85 0:0:0:0:0:ffff:7b69:7c55
123.105.124.86 0:0:0:0:0:ffff:7b69:7c56
123.105.124.87 0:0:0:0:0:ffff:7b69:7c57
123.105.124.88 0:0:0:0:0:ffff:7b69:7c58
123.105.124.89 0:0:0:0:0:ffff:7b69:7c59
123.105.124.90 0:0:0:0:0:ffff:7b69:7c5a
123.105.124.91 0:0:0:0:0:ffff:7b69:7c5b
123.105.124.92 0:0:0:0:0:ffff:7b69:7c5c
123.105.124.93 0:0:0:0:0:ffff:7b69:7c5d
123.105.124.94 0:0:0:0:0:ffff:7b69:7c5e
123.105.124.95 0:0:0:0:0:ffff:7b69:7c5f
123.105.124.96 0:0:0:0:0:ffff:7b69:7c60
123.105.124.97 0:0:0:0:0:ffff:7b69:7c61
123.105.124.98 0:0:0:0:0:ffff:7b69:7c62
123.105.124.99 0:0:0:0:0:ffff:7b69:7c63
123.105.124.100 0:0:0:0:0:ffff:7b69:7c64
123.105.124.101 0:0:0:0:0:ffff:7b69:7c65
123.105.124.102 0:0:0:0:0:ffff:7b69:7c66
123.105.124.103 0:0:0:0:0:ffff:7b69:7c67
123.105.124.104 0:0:0:0:0:ffff:7b69:7c68
123.105.124.105 0:0:0:0:0:ffff:7b69:7c69
123.105.124.106 0:0:0:0:0:ffff:7b69:7c6a
123.105.124.107 0:0:0:0:0:ffff:7b69:7c6b
123.105.124.108 0:0:0:0:0:ffff:7b69:7c6c
123.105.124.109 0:0:0:0:0:ffff:7b69:7c6d
123.105.124.110 0:0:0:0:0:ffff:7b69:7c6e
123.105.124.111 0:0:0:0:0:ffff:7b69:7c6f
123.105.124.112 0:0:0:0:0:ffff:7b69:7c70
123.105.124.113 0:0:0:0:0:ffff:7b69:7c71
123.105.124.114 0:0:0:0:0:ffff:7b69:7c72
123.105.124.115 0:0:0:0:0:ffff:7b69:7c73
123.105.124.116 0:0:0:0:0:ffff:7b69:7c74
123.105.124.117 0:0:0:0:0:ffff:7b69:7c75
123.105.124.118 0:0:0:0:0:ffff:7b69:7c76
123.105.124.119 0:0:0:0:0:ffff:7b69:7c77
123.105.124.120 0:0:0:0:0:ffff:7b69:7c78


123.105.124.121 0:0:0:0:0:ffff:7b69:7c79
123.105.124.122 0:0:0:0:0:ffff:7b69:7c7a
123.105.124.123 0:0:0:0:0:ffff:7b69:7c7b
123.105.124.124 0:0:0:0:0:ffff:7b69:7c7c
123.105.124.125 0:0:0:0:0:ffff:7b69:7c7d
123.105.124.126 0:0:0:0:0:ffff:7b69:7c7e
123.105.124.127 0:0:0:0:0:ffff:7b69:7c7f
123.105.124.128 0:0:0:0:0:ffff:7b69:7c80
123.105.124.129 0:0:0:0:0:ffff:7b69:7c81
123.105.124.130 0:0:0:0:0:ffff:7b69:7c82
123.105.124.131 0:0:0:0:0:ffff:7b69:7c83
123.105.124.132 0:0:0:0:0:ffff:7b69:7c84
123.105.124.133 0:0:0:0:0:ffff:7b69:7c85
123.105.124.134 0:0:0:0:0:ffff:7b69:7c86
123.105.124.135 0:0:0:0:0:ffff:7b69:7c87
123.105.124.136 0:0:0:0:0:ffff:7b69:7c88
123.105.124.137 0:0:0:0:0:ffff:7b69:7c89
123.105.124.138 0:0:0:0:0:ffff:7b69:7c8a
123.105.124.139 0:0:0:0:0:ffff:7b69:7c8b
123.105.124.140 0:0:0:0:0:ffff:7b69:7c8c
123.105.124.141 0:0:0:0:0:ffff:7b69:7c8d
123.105.124.142 0:0:0:0:0:ffff:7b69:7c8e
123.105.124.143 0:0:0:0:0:ffff:7b69:7c8f
123.105.124.144 0:0:0:0:0:ffff:7b69:7c90
123.105.124.145 0:0:0:0:0:ffff:7b69:7c91
123.105.124.146 0:0:0:0:0:ffff:7b69:7c92
123.105.124.147 0:0:0:0:0:ffff:7b69:7c93
123.105.124.148 0:0:0:0:0:ffff:7b69:7c94
123.105.124.149 0:0:0:0:0:ffff:7b69:7c95
123.105.124.150 0:0:0:0:0:ffff:7b69:7c96
123.105.124.151 0:0:0:0:0:ffff:7b69:7c97
123.105.124.152 0:0:0:0:0:ffff:7b69:7c98
123.105.124.153 0:0:0:0:0:ffff:7b69:7c99
123.105.124.154 0:0:0:0:0:ffff:7b69:7c9a
123.105.124.155 0:0:0:0:0:ffff:7b69:7c9b
123.105.124.156 0:0:0:0:0:ffff:7b69:7c9c
123.105.124.157 0:0:0:0:0:ffff:7b69:7c9d
123.105.124.158 0:0:0:0:0:ffff:7b69:7c9e
123.105.124.159 0:0:0:0:0:ffff:7b69:7c9f
123.105.124.160 0:0:0:0:0:ffff:7b69:7ca0
123.105.124.161 0:0:0:0:0:ffff:7b69:7ca1
123.105.124.162 0:0:0:0:0:ffff:7b69:7ca2
123.105.124.163 0:0:0:0:0:ffff:7b69:7ca3
123.105.124.164 0:0:0:0:0:ffff:7b69:7ca4
123.105.124.165 0:0:0:0:0:ffff:7b69:7ca5
123.105.124.166 0:0:0:0:0:ffff:7b69:7ca6
123.105.124.167 0:0:0:0:0:ffff:7b69:7ca7
123.105.124.168 0:0:0:0:0:ffff:7b69:7ca8
123.105.124.169 0:0:0:0:0:ffff:7b69:7ca9
123.105.124.170 0:0:0:0:0:ffff:7b69:7caa
123.105.124.171 0:0:0:0:0:ffff:7b69:7cab
123.105.124.172 0:0:0:0:0:ffff:7b69:7cac
123.105.124.173 0:0:0:0:0:ffff:7b69:7cad
123.105.124.174 0:0:0:0:0:ffff:7b69:7cae
123.105.124.175 0:0:0:0:0:ffff:7b69:7caf
123.105.124.176 0:0:0:0:0:ffff:7b69:7cb0
123.105.124.177 0:0:0:0:0:ffff:7b69:7cb1
123.105.124.178 0:0:0:0:0:ffff:7b69:7cb2
123.105.124.179 0:0:0:0:0:ffff:7b69:7cb3
123.105.124.180 0:0:0:0:0:ffff:7b69:7cb4


123.105.124.181 0:0:0:0:0:ffff:7b69:7cb5
123.105.124.182 0:0:0:0:0:ffff:7b69:7cb6
123.105.124.183 0:0:0:0:0:ffff:7b69:7cb7
123.105.124.184 0:0:0:0:0:ffff:7b69:7cb8
123.105.124.185 0:0:0:0:0:ffff:7b69:7cb9
123.105.124.186 0:0:0:0:0:ffff:7b69:7cba
123.105.124.187 0:0:0:0:0:ffff:7b69:7cbb
123.105.124.188 0:0:0:0:0:ffff:7b69:7cbc
123.105.124.189 0:0:0:0:0:ffff:7b69:7cbd
123.105.124.190 0:0:0:0:0:ffff:7b69:7cbe
123.105.124.191 0:0:0:0:0:ffff:7b69:7cbf
123.105.124.192 0:0:0:0:0:ffff:7b69:7cc0
123.105.124.193 0:0:0:0:0:ffff:7b69:7cc1
123.105.124.194 0:0:0:0:0:ffff:7b69:7cc2
123.105.124.195 0:0:0:0:0:ffff:7b69:7cc3
123.105.124.196 0:0:0:0:0:ffff:7b69:7cc4
123.105.124.197 0:0:0:0:0:ffff:7b69:7cc5
123.105.124.198 0:0:0:0:0:ffff:7b69:7cc6
123.105.124.199 0:0:0:0:0:ffff:7b69:7cc7
123.105.124.200 0:0:0:0:0:ffff:7b69:7cc8
123.105.124.201 0:0:0:0:0:ffff:7b69:7cc9
123.105.124.202 0:0:0:0:0:ffff:7b69:7cca
123.105.124.203 0:0:0:0:0:ffff:7b69:7ccb
123.105.124.204 0:0:0:0:0:ffff:7b69:7ccc
123.105.124.205 0:0:0:0:0:ffff:7b69:7ccd
123.105.124.206 0:0:0:0:0:ffff:7b69:7cce
123.105.124.207 0:0:0:0:0:ffff:7b69:7ccf
123.105.124.208 0:0:0:0:0:ffff:7b69:7cd0
123.105.124.209 0:0:0:0:0:ffff:7b69:7cd1
123.105.124.210 0:0:0:0:0:ffff:7b69:7cd2
123.105.124.211 0:0:0:0:0:ffff:7b69:7cd3
123.105.124.212 0:0:0:0:0:ffff:7b69:7cd4
123.105.124.213 0:0:0:0:0:ffff:7b69:7cd5
123.105.124.214 0:0:0:0:0:ffff:7b69:7cd6
123.105.124.215 0:0:0:0:0:ffff:7b69:7cd7
123.105.124.216 0:0:0:0:0:ffff:7b69:7cd8
123.105.124.217 0:0:0:0:0:ffff:7b69:7cd9
123.105.124.218 0:0:0:0:0:ffff:7b69:7cda
123.105.124.219 0:0:0:0:0:ffff:7b69:7cdb
123.105.124.220 0:0:0:0:0:ffff:7b69:7cdc
123.105.124.221 0:0:0:0:0:ffff:7b69:7cdd
123.105.124.222 0:0:0:0:0:ffff:7b69:7cde
123.105.124.223 0:0:0:0:0:ffff:7b69:7cdf
123.105.124.224 0:0:0:0:0:ffff:7b69:7ce0
123.105.124.225 0:0:0:0:0:ffff:7b69:7ce1
123.105.124.226 0:0:0:0:0:ffff:7b69:7ce2
123.105.124.227 0:0:0:0:0:ffff:7b69:7ce3
123.105.124.228 0:0:0:0:0:ffff:7b69:7ce4
123.105.124.229 0:0:0:0:0:ffff:7b69:7ce5
123.105.124.230 0:0:0:0:0:ffff:7b69:7ce6
123.105.124.231 0:0:0:0:0:ffff:7b69:7ce7
123.105.124.232 0:0:0:0:0:ffff:7b69:7ce8
123.105.124.233 0:0:0:0:0:ffff:7b69:7ce9
123.105.124.234 0:0:0:0:0:ffff:7b69:7cea
123.105.124.235 0:0:0:0:0:ffff:7b69:7ceb
123.105.124.236 0:0:0:0:0:ffff:7b69:7cec
123.105.124.237 0:0:0:0:0:ffff:7b69:7ced
123.105.124.238 0:0:0:0:0:ffff:7b69:7cee
123.105.124.239 0:0:0:0:0:ffff:7b69:7cef
123.105.124.240 0:0:0:0:0:ffff:7b69:7cf0
123.105.124.241 0:0:0:0:0:ffff:7b69:7cf1
123.105.124.242 0:0:0:0:0:ffff:7b69:7cf2
123.105.124.243 0:0:0:0:0:ffff:7b69:7cf3
123.105.124.244 0:0:0:0:0:ffff:7b69:7cf4
123.105.124.245 0:0:0:0:0:ffff:7b69:7cf5
123.105.124.246 0:0:0:0:0:ffff:7b69:7cf6
123.105.124.247 0:0:0:0:0:ffff:7b69:7cf7
123.105.124.248 0:0:0:0:0:ffff:7b69:7cf8
123.105.124.249 0:0:0:0:0:ffff:7b69:7cf9
123.105.124.250 0:0:0:0:0:ffff:7b69:7cfa
123.105.124.251 0:0:0:0:0:ffff:7b69:7cfb
123.105.124.252 0:0:0:0:0:ffff:7b69:7cfc
123.105.124.253 0:0:0:0:0:ffff:7b69:7cfd
123.105.124.254 0:0:0:0:0:ffff:7b69:7cfe
123.105.124.255 0:0:0:0:0:ffff:7b69:7cff


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.