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
123.244.42.1 0:0:0:0:0:ffff:7bf4:2a01
123.244.42.2 0:0:0:0:0:ffff:7bf4:2a02
123.244.42.3 0:0:0:0:0:ffff:7bf4:2a03
123.244.42.4 0:0:0:0:0:ffff:7bf4:2a04
123.244.42.5 0:0:0:0:0:ffff:7bf4:2a05
123.244.42.6 0:0:0:0:0:ffff:7bf4:2a06
123.244.42.7 0:0:0:0:0:ffff:7bf4:2a07
123.244.42.8 0:0:0:0:0:ffff:7bf4:2a08
123.244.42.9 0:0:0:0:0:ffff:7bf4:2a09
123.244.42.10 0:0:0:0:0:ffff:7bf4:2a0a
123.244.42.11 0:0:0:0:0:ffff:7bf4:2a0b
123.244.42.12 0:0:0:0:0:ffff:7bf4:2a0c
123.244.42.13 0:0:0:0:0:ffff:7bf4:2a0d
123.244.42.14 0:0:0:0:0:ffff:7bf4:2a0e
123.244.42.15 0:0:0:0:0:ffff:7bf4:2a0f
123.244.42.16 0:0:0:0:0:ffff:7bf4:2a10
123.244.42.17 0:0:0:0:0:ffff:7bf4:2a11
123.244.42.18 0:0:0:0:0:ffff:7bf4:2a12
123.244.42.19 0:0:0:0:0:ffff:7bf4:2a13
123.244.42.20 0:0:0:0:0:ffff:7bf4:2a14
123.244.42.21 0:0:0:0:0:ffff:7bf4:2a15
123.244.42.22 0:0:0:0:0:ffff:7bf4:2a16
123.244.42.23 0:0:0:0:0:ffff:7bf4:2a17
123.244.42.24 0:0:0:0:0:ffff:7bf4:2a18
123.244.42.25 0:0:0:0:0:ffff:7bf4:2a19
123.244.42.26 0:0:0:0:0:ffff:7bf4:2a1a
123.244.42.27 0:0:0:0:0:ffff:7bf4:2a1b
123.244.42.28 0:0:0:0:0:ffff:7bf4:2a1c
123.244.42.29 0:0:0:0:0:ffff:7bf4:2a1d
123.244.42.30 0:0:0:0:0:ffff:7bf4:2a1e
123.244.42.31 0:0:0:0:0:ffff:7bf4:2a1f
123.244.42.32 0:0:0:0:0:ffff:7bf4:2a20
123.244.42.33 0:0:0:0:0:ffff:7bf4:2a21
123.244.42.34 0:0:0:0:0:ffff:7bf4:2a22
123.244.42.35 0:0:0:0:0:ffff:7bf4:2a23
123.244.42.36 0:0:0:0:0:ffff:7bf4:2a24
123.244.42.37 0:0:0:0:0:ffff:7bf4:2a25
123.244.42.38 0:0:0:0:0:ffff:7bf4:2a26
123.244.42.39 0:0:0:0:0:ffff:7bf4:2a27
123.244.42.40 0:0:0:0:0:ffff:7bf4:2a28
123.244.42.41 0:0:0:0:0:ffff:7bf4:2a29
123.244.42.42 0:0:0:0:0:ffff:7bf4:2a2a
123.244.42.43 0:0:0:0:0:ffff:7bf4:2a2b
123.244.42.44 0:0:0:0:0:ffff:7bf4:2a2c
123.244.42.45 0:0:0:0:0:ffff:7bf4:2a2d
123.244.42.46 0:0:0:0:0:ffff:7bf4:2a2e
123.244.42.47 0:0:0:0:0:ffff:7bf4:2a2f
123.244.42.48 0:0:0:0:0:ffff:7bf4:2a30
123.244.42.49 0:0:0:0:0:ffff:7bf4:2a31
123.244.42.50 0:0:0:0:0:ffff:7bf4:2a32
123.244.42.51 0:0:0:0:0:ffff:7bf4:2a33
123.244.42.52 0:0:0:0:0:ffff:7bf4:2a34
123.244.42.53 0:0:0:0:0:ffff:7bf4:2a35
123.244.42.54 0:0:0:0:0:ffff:7bf4:2a36
123.244.42.55 0:0:0:0:0:ffff:7bf4:2a37
123.244.42.56 0:0:0:0:0:ffff:7bf4:2a38
123.244.42.57 0:0:0:0:0:ffff:7bf4:2a39
123.244.42.58 0:0:0:0:0:ffff:7bf4:2a3a
123.244.42.59 0:0:0:0:0:ffff:7bf4:2a3b
123.244.42.60 0:0:0:0:0:ffff:7bf4:2a3c


123.244.42.61 0:0:0:0:0:ffff:7bf4:2a3d
123.244.42.62 0:0:0:0:0:ffff:7bf4:2a3e
123.244.42.63 0:0:0:0:0:ffff:7bf4:2a3f
123.244.42.64 0:0:0:0:0:ffff:7bf4:2a40
123.244.42.65 0:0:0:0:0:ffff:7bf4:2a41
123.244.42.66 0:0:0:0:0:ffff:7bf4:2a42
123.244.42.67 0:0:0:0:0:ffff:7bf4:2a43
123.244.42.68 0:0:0:0:0:ffff:7bf4:2a44
123.244.42.69 0:0:0:0:0:ffff:7bf4:2a45
123.244.42.70 0:0:0:0:0:ffff:7bf4:2a46
123.244.42.71 0:0:0:0:0:ffff:7bf4:2a47
123.244.42.72 0:0:0:0:0:ffff:7bf4:2a48
123.244.42.73 0:0:0:0:0:ffff:7bf4:2a49
123.244.42.74 0:0:0:0:0:ffff:7bf4:2a4a
123.244.42.75 0:0:0:0:0:ffff:7bf4:2a4b
123.244.42.76 0:0:0:0:0:ffff:7bf4:2a4c
123.244.42.77 0:0:0:0:0:ffff:7bf4:2a4d
123.244.42.78 0:0:0:0:0:ffff:7bf4:2a4e
123.244.42.79 0:0:0:0:0:ffff:7bf4:2a4f
123.244.42.80 0:0:0:0:0:ffff:7bf4:2a50
123.244.42.81 0:0:0:0:0:ffff:7bf4:2a51
123.244.42.82 0:0:0:0:0:ffff:7bf4:2a52
123.244.42.83 0:0:0:0:0:ffff:7bf4:2a53
123.244.42.84 0:0:0:0:0:ffff:7bf4:2a54
123.244.42.85 0:0:0:0:0:ffff:7bf4:2a55
123.244.42.86 0:0:0:0:0:ffff:7bf4:2a56
123.244.42.87 0:0:0:0:0:ffff:7bf4:2a57
123.244.42.88 0:0:0:0:0:ffff:7bf4:2a58
123.244.42.89 0:0:0:0:0:ffff:7bf4:2a59
123.244.42.90 0:0:0:0:0:ffff:7bf4:2a5a
123.244.42.91 0:0:0:0:0:ffff:7bf4:2a5b
123.244.42.92 0:0:0:0:0:ffff:7bf4:2a5c
123.244.42.93 0:0:0:0:0:ffff:7bf4:2a5d
123.244.42.94 0:0:0:0:0:ffff:7bf4:2a5e
123.244.42.95 0:0:0:0:0:ffff:7bf4:2a5f
123.244.42.96 0:0:0:0:0:ffff:7bf4:2a60
123.244.42.97 0:0:0:0:0:ffff:7bf4:2a61
123.244.42.98 0:0:0:0:0:ffff:7bf4:2a62
123.244.42.99 0:0:0:0:0:ffff:7bf4:2a63
123.244.42.100 0:0:0:0:0:ffff:7bf4:2a64
123.244.42.101 0:0:0:0:0:ffff:7bf4:2a65
123.244.42.102 0:0:0:0:0:ffff:7bf4:2a66
123.244.42.103 0:0:0:0:0:ffff:7bf4:2a67
123.244.42.104 0:0:0:0:0:ffff:7bf4:2a68
123.244.42.105 0:0:0:0:0:ffff:7bf4:2a69
123.244.42.106 0:0:0:0:0:ffff:7bf4:2a6a
123.244.42.107 0:0:0:0:0:ffff:7bf4:2a6b
123.244.42.108 0:0:0:0:0:ffff:7bf4:2a6c
123.244.42.109 0:0:0:0:0:ffff:7bf4:2a6d
123.244.42.110 0:0:0:0:0:ffff:7bf4:2a6e
123.244.42.111 0:0:0:0:0:ffff:7bf4:2a6f
123.244.42.112 0:0:0:0:0:ffff:7bf4:2a70
123.244.42.113 0:0:0:0:0:ffff:7bf4:2a71
123.244.42.114 0:0:0:0:0:ffff:7bf4:2a72
123.244.42.115 0:0:0:0:0:ffff:7bf4:2a73
123.244.42.116 0:0:0:0:0:ffff:7bf4:2a74
123.244.42.117 0:0:0:0:0:ffff:7bf4:2a75
123.244.42.118 0:0:0:0:0:ffff:7bf4:2a76
123.244.42.119 0:0:0:0:0:ffff:7bf4:2a77
123.244.42.120 0:0:0:0:0:ffff:7bf4:2a78


123.244.42.121 0:0:0:0:0:ffff:7bf4:2a79
123.244.42.122 0:0:0:0:0:ffff:7bf4:2a7a
123.244.42.123 0:0:0:0:0:ffff:7bf4:2a7b
123.244.42.124 0:0:0:0:0:ffff:7bf4:2a7c
123.244.42.125 0:0:0:0:0:ffff:7bf4:2a7d
123.244.42.126 0:0:0:0:0:ffff:7bf4:2a7e
123.244.42.127 0:0:0:0:0:ffff:7bf4:2a7f
123.244.42.128 0:0:0:0:0:ffff:7bf4:2a80
123.244.42.129 0:0:0:0:0:ffff:7bf4:2a81
123.244.42.130 0:0:0:0:0:ffff:7bf4:2a82
123.244.42.131 0:0:0:0:0:ffff:7bf4:2a83
123.244.42.132 0:0:0:0:0:ffff:7bf4:2a84
123.244.42.133 0:0:0:0:0:ffff:7bf4:2a85
123.244.42.134 0:0:0:0:0:ffff:7bf4:2a86
123.244.42.135 0:0:0:0:0:ffff:7bf4:2a87
123.244.42.136 0:0:0:0:0:ffff:7bf4:2a88
123.244.42.137 0:0:0:0:0:ffff:7bf4:2a89
123.244.42.138 0:0:0:0:0:ffff:7bf4:2a8a
123.244.42.139 0:0:0:0:0:ffff:7bf4:2a8b
123.244.42.140 0:0:0:0:0:ffff:7bf4:2a8c
123.244.42.141 0:0:0:0:0:ffff:7bf4:2a8d
123.244.42.142 0:0:0:0:0:ffff:7bf4:2a8e
123.244.42.143 0:0:0:0:0:ffff:7bf4:2a8f
123.244.42.144 0:0:0:0:0:ffff:7bf4:2a90
123.244.42.145 0:0:0:0:0:ffff:7bf4:2a91
123.244.42.146 0:0:0:0:0:ffff:7bf4:2a92
123.244.42.147 0:0:0:0:0:ffff:7bf4:2a93
123.244.42.148 0:0:0:0:0:ffff:7bf4:2a94
123.244.42.149 0:0:0:0:0:ffff:7bf4:2a95
123.244.42.150 0:0:0:0:0:ffff:7bf4:2a96
123.244.42.151 0:0:0:0:0:ffff:7bf4:2a97
123.244.42.152 0:0:0:0:0:ffff:7bf4:2a98
123.244.42.153 0:0:0:0:0:ffff:7bf4:2a99
123.244.42.154 0:0:0:0:0:ffff:7bf4:2a9a
123.244.42.155 0:0:0:0:0:ffff:7bf4:2a9b
123.244.42.156 0:0:0:0:0:ffff:7bf4:2a9c
123.244.42.157 0:0:0:0:0:ffff:7bf4:2a9d
123.244.42.158 0:0:0:0:0:ffff:7bf4:2a9e
123.244.42.159 0:0:0:0:0:ffff:7bf4:2a9f
123.244.42.160 0:0:0:0:0:ffff:7bf4:2aa0
123.244.42.161 0:0:0:0:0:ffff:7bf4:2aa1
123.244.42.162 0:0:0:0:0:ffff:7bf4:2aa2
123.244.42.163 0:0:0:0:0:ffff:7bf4:2aa3
123.244.42.164 0:0:0:0:0:ffff:7bf4:2aa4
123.244.42.165 0:0:0:0:0:ffff:7bf4:2aa5
123.244.42.166 0:0:0:0:0:ffff:7bf4:2aa6
123.244.42.167 0:0:0:0:0:ffff:7bf4:2aa7
123.244.42.168 0:0:0:0:0:ffff:7bf4:2aa8
123.244.42.169 0:0:0:0:0:ffff:7bf4:2aa9
123.244.42.170 0:0:0:0:0:ffff:7bf4:2aaa
123.244.42.171 0:0:0:0:0:ffff:7bf4:2aab
123.244.42.172 0:0:0:0:0:ffff:7bf4:2aac
123.244.42.173 0:0:0:0:0:ffff:7bf4:2aad
123.244.42.174 0:0:0:0:0:ffff:7bf4:2aae
123.244.42.175 0:0:0:0:0:ffff:7bf4:2aaf
123.244.42.176 0:0:0:0:0:ffff:7bf4:2ab0
123.244.42.177 0:0:0:0:0:ffff:7bf4:2ab1
123.244.42.178 0:0:0:0:0:ffff:7bf4:2ab2
123.244.42.179 0:0:0:0:0:ffff:7bf4:2ab3
123.244.42.180 0:0:0:0:0:ffff:7bf4:2ab4


123.244.42.181 0:0:0:0:0:ffff:7bf4:2ab5
123.244.42.182 0:0:0:0:0:ffff:7bf4:2ab6
123.244.42.183 0:0:0:0:0:ffff:7bf4:2ab7
123.244.42.184 0:0:0:0:0:ffff:7bf4:2ab8
123.244.42.185 0:0:0:0:0:ffff:7bf4:2ab9
123.244.42.186 0:0:0:0:0:ffff:7bf4:2aba
123.244.42.187 0:0:0:0:0:ffff:7bf4:2abb
123.244.42.188 0:0:0:0:0:ffff:7bf4:2abc
123.244.42.189 0:0:0:0:0:ffff:7bf4:2abd
123.244.42.190 0:0:0:0:0:ffff:7bf4:2abe
123.244.42.191 0:0:0:0:0:ffff:7bf4:2abf
123.244.42.192 0:0:0:0:0:ffff:7bf4:2ac0
123.244.42.193 0:0:0:0:0:ffff:7bf4:2ac1
123.244.42.194 0:0:0:0:0:ffff:7bf4:2ac2
123.244.42.195 0:0:0:0:0:ffff:7bf4:2ac3
123.244.42.196 0:0:0:0:0:ffff:7bf4:2ac4
123.244.42.197 0:0:0:0:0:ffff:7bf4:2ac5
123.244.42.198 0:0:0:0:0:ffff:7bf4:2ac6
123.244.42.199 0:0:0:0:0:ffff:7bf4:2ac7
123.244.42.200 0:0:0:0:0:ffff:7bf4:2ac8
123.244.42.201 0:0:0:0:0:ffff:7bf4:2ac9
123.244.42.202 0:0:0:0:0:ffff:7bf4:2aca
123.244.42.203 0:0:0:0:0:ffff:7bf4:2acb
123.244.42.204 0:0:0:0:0:ffff:7bf4:2acc
123.244.42.205 0:0:0:0:0:ffff:7bf4:2acd
123.244.42.206 0:0:0:0:0:ffff:7bf4:2ace
123.244.42.207 0:0:0:0:0:ffff:7bf4:2acf
123.244.42.208 0:0:0:0:0:ffff:7bf4:2ad0
123.244.42.209 0:0:0:0:0:ffff:7bf4:2ad1
123.244.42.210 0:0:0:0:0:ffff:7bf4:2ad2
123.244.42.211 0:0:0:0:0:ffff:7bf4:2ad3
123.244.42.212 0:0:0:0:0:ffff:7bf4:2ad4
123.244.42.213 0:0:0:0:0:ffff:7bf4:2ad5
123.244.42.214 0:0:0:0:0:ffff:7bf4:2ad6
123.244.42.215 0:0:0:0:0:ffff:7bf4:2ad7
123.244.42.216 0:0:0:0:0:ffff:7bf4:2ad8
123.244.42.217 0:0:0:0:0:ffff:7bf4:2ad9
123.244.42.218 0:0:0:0:0:ffff:7bf4:2ada
123.244.42.219 0:0:0:0:0:ffff:7bf4:2adb
123.244.42.220 0:0:0:0:0:ffff:7bf4:2adc
123.244.42.221 0:0:0:0:0:ffff:7bf4:2add
123.244.42.222 0:0:0:0:0:ffff:7bf4:2ade
123.244.42.223 0:0:0:0:0:ffff:7bf4:2adf
123.244.42.224 0:0:0:0:0:ffff:7bf4:2ae0
123.244.42.225 0:0:0:0:0:ffff:7bf4:2ae1
123.244.42.226 0:0:0:0:0:ffff:7bf4:2ae2
123.244.42.227 0:0:0:0:0:ffff:7bf4:2ae3
123.244.42.228 0:0:0:0:0:ffff:7bf4:2ae4
123.244.42.229 0:0:0:0:0:ffff:7bf4:2ae5
123.244.42.230 0:0:0:0:0:ffff:7bf4:2ae6
123.244.42.231 0:0:0:0:0:ffff:7bf4:2ae7
123.244.42.232 0:0:0:0:0:ffff:7bf4:2ae8
123.244.42.233 0:0:0:0:0:ffff:7bf4:2ae9
123.244.42.234 0:0:0:0:0:ffff:7bf4:2aea
123.244.42.235 0:0:0:0:0:ffff:7bf4:2aeb
123.244.42.236 0:0:0:0:0:ffff:7bf4:2aec
123.244.42.237 0:0:0:0:0:ffff:7bf4:2aed
123.244.42.238 0:0:0:0:0:ffff:7bf4:2aee
123.244.42.239 0:0:0:0:0:ffff:7bf4:2aef
123.244.42.240 0:0:0:0:0:ffff:7bf4:2af0
123.244.42.241 0:0:0:0:0:ffff:7bf4:2af1
123.244.42.242 0:0:0:0:0:ffff:7bf4:2af2
123.244.42.243 0:0:0:0:0:ffff:7bf4:2af3
123.244.42.244 0:0:0:0:0:ffff:7bf4:2af4
123.244.42.245 0:0:0:0:0:ffff:7bf4:2af5
123.244.42.246 0:0:0:0:0:ffff:7bf4:2af6
123.244.42.247 0:0:0:0:0:ffff:7bf4:2af7
123.244.42.248 0:0:0:0:0:ffff:7bf4:2af8
123.244.42.249 0:0:0:0:0:ffff:7bf4:2af9
123.244.42.250 0:0:0:0:0:ffff:7bf4:2afa
123.244.42.251 0:0:0:0:0:ffff:7bf4:2afb
123.244.42.252 0:0:0:0:0:ffff:7bf4:2afc
123.244.42.253 0:0:0:0:0:ffff:7bf4:2afd
123.244.42.254 0:0:0:0:0:ffff:7bf4:2afe
123.244.42.255 0:0:0:0:0:ffff:7bf4:2aff


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.