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
115.242.138.1 0:0:0:0:0:ffff:73f2:8a01
115.242.138.2 0:0:0:0:0:ffff:73f2:8a02
115.242.138.3 0:0:0:0:0:ffff:73f2:8a03
115.242.138.4 0:0:0:0:0:ffff:73f2:8a04
115.242.138.5 0:0:0:0:0:ffff:73f2:8a05
115.242.138.6 0:0:0:0:0:ffff:73f2:8a06
115.242.138.7 0:0:0:0:0:ffff:73f2:8a07
115.242.138.8 0:0:0:0:0:ffff:73f2:8a08
115.242.138.9 0:0:0:0:0:ffff:73f2:8a09
115.242.138.10 0:0:0:0:0:ffff:73f2:8a0a
115.242.138.11 0:0:0:0:0:ffff:73f2:8a0b
115.242.138.12 0:0:0:0:0:ffff:73f2:8a0c
115.242.138.13 0:0:0:0:0:ffff:73f2:8a0d
115.242.138.14 0:0:0:0:0:ffff:73f2:8a0e
115.242.138.15 0:0:0:0:0:ffff:73f2:8a0f
115.242.138.16 0:0:0:0:0:ffff:73f2:8a10
115.242.138.17 0:0:0:0:0:ffff:73f2:8a11
115.242.138.18 0:0:0:0:0:ffff:73f2:8a12
115.242.138.19 0:0:0:0:0:ffff:73f2:8a13
115.242.138.20 0:0:0:0:0:ffff:73f2:8a14
115.242.138.21 0:0:0:0:0:ffff:73f2:8a15
115.242.138.22 0:0:0:0:0:ffff:73f2:8a16
115.242.138.23 0:0:0:0:0:ffff:73f2:8a17
115.242.138.24 0:0:0:0:0:ffff:73f2:8a18
115.242.138.25 0:0:0:0:0:ffff:73f2:8a19
115.242.138.26 0:0:0:0:0:ffff:73f2:8a1a
115.242.138.27 0:0:0:0:0:ffff:73f2:8a1b
115.242.138.28 0:0:0:0:0:ffff:73f2:8a1c
115.242.138.29 0:0:0:0:0:ffff:73f2:8a1d
115.242.138.30 0:0:0:0:0:ffff:73f2:8a1e
115.242.138.31 0:0:0:0:0:ffff:73f2:8a1f
115.242.138.32 0:0:0:0:0:ffff:73f2:8a20
115.242.138.33 0:0:0:0:0:ffff:73f2:8a21
115.242.138.34 0:0:0:0:0:ffff:73f2:8a22
115.242.138.35 0:0:0:0:0:ffff:73f2:8a23
115.242.138.36 0:0:0:0:0:ffff:73f2:8a24
115.242.138.37 0:0:0:0:0:ffff:73f2:8a25
115.242.138.38 0:0:0:0:0:ffff:73f2:8a26
115.242.138.39 0:0:0:0:0:ffff:73f2:8a27
115.242.138.40 0:0:0:0:0:ffff:73f2:8a28
115.242.138.41 0:0:0:0:0:ffff:73f2:8a29
115.242.138.42 0:0:0:0:0:ffff:73f2:8a2a
115.242.138.43 0:0:0:0:0:ffff:73f2:8a2b
115.242.138.44 0:0:0:0:0:ffff:73f2:8a2c
115.242.138.45 0:0:0:0:0:ffff:73f2:8a2d
115.242.138.46 0:0:0:0:0:ffff:73f2:8a2e
115.242.138.47 0:0:0:0:0:ffff:73f2:8a2f
115.242.138.48 0:0:0:0:0:ffff:73f2:8a30
115.242.138.49 0:0:0:0:0:ffff:73f2:8a31
115.242.138.50 0:0:0:0:0:ffff:73f2:8a32
115.242.138.51 0:0:0:0:0:ffff:73f2:8a33
115.242.138.52 0:0:0:0:0:ffff:73f2:8a34
115.242.138.53 0:0:0:0:0:ffff:73f2:8a35
115.242.138.54 0:0:0:0:0:ffff:73f2:8a36
115.242.138.55 0:0:0:0:0:ffff:73f2:8a37
115.242.138.56 0:0:0:0:0:ffff:73f2:8a38
115.242.138.57 0:0:0:0:0:ffff:73f2:8a39
115.242.138.58 0:0:0:0:0:ffff:73f2:8a3a
115.242.138.59 0:0:0:0:0:ffff:73f2:8a3b
115.242.138.60 0:0:0:0:0:ffff:73f2:8a3c


115.242.138.61 0:0:0:0:0:ffff:73f2:8a3d
115.242.138.62 0:0:0:0:0:ffff:73f2:8a3e
115.242.138.63 0:0:0:0:0:ffff:73f2:8a3f
115.242.138.64 0:0:0:0:0:ffff:73f2:8a40
115.242.138.65 0:0:0:0:0:ffff:73f2:8a41
115.242.138.66 0:0:0:0:0:ffff:73f2:8a42
115.242.138.67 0:0:0:0:0:ffff:73f2:8a43
115.242.138.68 0:0:0:0:0:ffff:73f2:8a44
115.242.138.69 0:0:0:0:0:ffff:73f2:8a45
115.242.138.70 0:0:0:0:0:ffff:73f2:8a46
115.242.138.71 0:0:0:0:0:ffff:73f2:8a47
115.242.138.72 0:0:0:0:0:ffff:73f2:8a48
115.242.138.73 0:0:0:0:0:ffff:73f2:8a49
115.242.138.74 0:0:0:0:0:ffff:73f2:8a4a
115.242.138.75 0:0:0:0:0:ffff:73f2:8a4b
115.242.138.76 0:0:0:0:0:ffff:73f2:8a4c
115.242.138.77 0:0:0:0:0:ffff:73f2:8a4d
115.242.138.78 0:0:0:0:0:ffff:73f2:8a4e
115.242.138.79 0:0:0:0:0:ffff:73f2:8a4f
115.242.138.80 0:0:0:0:0:ffff:73f2:8a50
115.242.138.81 0:0:0:0:0:ffff:73f2:8a51
115.242.138.82 0:0:0:0:0:ffff:73f2:8a52
115.242.138.83 0:0:0:0:0:ffff:73f2:8a53
115.242.138.84 0:0:0:0:0:ffff:73f2:8a54
115.242.138.85 0:0:0:0:0:ffff:73f2:8a55
115.242.138.86 0:0:0:0:0:ffff:73f2:8a56
115.242.138.87 0:0:0:0:0:ffff:73f2:8a57
115.242.138.88 0:0:0:0:0:ffff:73f2:8a58
115.242.138.89 0:0:0:0:0:ffff:73f2:8a59
115.242.138.90 0:0:0:0:0:ffff:73f2:8a5a
115.242.138.91 0:0:0:0:0:ffff:73f2:8a5b
115.242.138.92 0:0:0:0:0:ffff:73f2:8a5c
115.242.138.93 0:0:0:0:0:ffff:73f2:8a5d
115.242.138.94 0:0:0:0:0:ffff:73f2:8a5e
115.242.138.95 0:0:0:0:0:ffff:73f2:8a5f
115.242.138.96 0:0:0:0:0:ffff:73f2:8a60
115.242.138.97 0:0:0:0:0:ffff:73f2:8a61
115.242.138.98 0:0:0:0:0:ffff:73f2:8a62
115.242.138.99 0:0:0:0:0:ffff:73f2:8a63
115.242.138.100 0:0:0:0:0:ffff:73f2:8a64
115.242.138.101 0:0:0:0:0:ffff:73f2:8a65
115.242.138.102 0:0:0:0:0:ffff:73f2:8a66
115.242.138.103 0:0:0:0:0:ffff:73f2:8a67
115.242.138.104 0:0:0:0:0:ffff:73f2:8a68
115.242.138.105 0:0:0:0:0:ffff:73f2:8a69
115.242.138.106 0:0:0:0:0:ffff:73f2:8a6a
115.242.138.107 0:0:0:0:0:ffff:73f2:8a6b
115.242.138.108 0:0:0:0:0:ffff:73f2:8a6c
115.242.138.109 0:0:0:0:0:ffff:73f2:8a6d
115.242.138.110 0:0:0:0:0:ffff:73f2:8a6e
115.242.138.111 0:0:0:0:0:ffff:73f2:8a6f
115.242.138.112 0:0:0:0:0:ffff:73f2:8a70
115.242.138.113 0:0:0:0:0:ffff:73f2:8a71
115.242.138.114 0:0:0:0:0:ffff:73f2:8a72
115.242.138.115 0:0:0:0:0:ffff:73f2:8a73
115.242.138.116 0:0:0:0:0:ffff:73f2:8a74
115.242.138.117 0:0:0:0:0:ffff:73f2:8a75
115.242.138.118 0:0:0:0:0:ffff:73f2:8a76
115.242.138.119 0:0:0:0:0:ffff:73f2:8a77
115.242.138.120 0:0:0:0:0:ffff:73f2:8a78


115.242.138.121 0:0:0:0:0:ffff:73f2:8a79
115.242.138.122 0:0:0:0:0:ffff:73f2:8a7a
115.242.138.123 0:0:0:0:0:ffff:73f2:8a7b
115.242.138.124 0:0:0:0:0:ffff:73f2:8a7c
115.242.138.125 0:0:0:0:0:ffff:73f2:8a7d
115.242.138.126 0:0:0:0:0:ffff:73f2:8a7e
115.242.138.127 0:0:0:0:0:ffff:73f2:8a7f
115.242.138.128 0:0:0:0:0:ffff:73f2:8a80
115.242.138.129 0:0:0:0:0:ffff:73f2:8a81
115.242.138.130 0:0:0:0:0:ffff:73f2:8a82
115.242.138.131 0:0:0:0:0:ffff:73f2:8a83
115.242.138.132 0:0:0:0:0:ffff:73f2:8a84
115.242.138.133 0:0:0:0:0:ffff:73f2:8a85
115.242.138.134 0:0:0:0:0:ffff:73f2:8a86
115.242.138.135 0:0:0:0:0:ffff:73f2:8a87
115.242.138.136 0:0:0:0:0:ffff:73f2:8a88
115.242.138.137 0:0:0:0:0:ffff:73f2:8a89
115.242.138.138 0:0:0:0:0:ffff:73f2:8a8a
115.242.138.139 0:0:0:0:0:ffff:73f2:8a8b
115.242.138.140 0:0:0:0:0:ffff:73f2:8a8c
115.242.138.141 0:0:0:0:0:ffff:73f2:8a8d
115.242.138.142 0:0:0:0:0:ffff:73f2:8a8e
115.242.138.143 0:0:0:0:0:ffff:73f2:8a8f
115.242.138.144 0:0:0:0:0:ffff:73f2:8a90
115.242.138.145 0:0:0:0:0:ffff:73f2:8a91
115.242.138.146 0:0:0:0:0:ffff:73f2:8a92
115.242.138.147 0:0:0:0:0:ffff:73f2:8a93
115.242.138.148 0:0:0:0:0:ffff:73f2:8a94
115.242.138.149 0:0:0:0:0:ffff:73f2:8a95
115.242.138.150 0:0:0:0:0:ffff:73f2:8a96
115.242.138.151 0:0:0:0:0:ffff:73f2:8a97
115.242.138.152 0:0:0:0:0:ffff:73f2:8a98
115.242.138.153 0:0:0:0:0:ffff:73f2:8a99
115.242.138.154 0:0:0:0:0:ffff:73f2:8a9a
115.242.138.155 0:0:0:0:0:ffff:73f2:8a9b
115.242.138.156 0:0:0:0:0:ffff:73f2:8a9c
115.242.138.157 0:0:0:0:0:ffff:73f2:8a9d
115.242.138.158 0:0:0:0:0:ffff:73f2:8a9e
115.242.138.159 0:0:0:0:0:ffff:73f2:8a9f
115.242.138.160 0:0:0:0:0:ffff:73f2:8aa0
115.242.138.161 0:0:0:0:0:ffff:73f2:8aa1
115.242.138.162 0:0:0:0:0:ffff:73f2:8aa2
115.242.138.163 0:0:0:0:0:ffff:73f2:8aa3
115.242.138.164 0:0:0:0:0:ffff:73f2:8aa4
115.242.138.165 0:0:0:0:0:ffff:73f2:8aa5
115.242.138.166 0:0:0:0:0:ffff:73f2:8aa6
115.242.138.167 0:0:0:0:0:ffff:73f2:8aa7
115.242.138.168 0:0:0:0:0:ffff:73f2:8aa8
115.242.138.169 0:0:0:0:0:ffff:73f2:8aa9
115.242.138.170 0:0:0:0:0:ffff:73f2:8aaa
115.242.138.171 0:0:0:0:0:ffff:73f2:8aab
115.242.138.172 0:0:0:0:0:ffff:73f2:8aac
115.242.138.173 0:0:0:0:0:ffff:73f2:8aad
115.242.138.174 0:0:0:0:0:ffff:73f2:8aae
115.242.138.175 0:0:0:0:0:ffff:73f2:8aaf
115.242.138.176 0:0:0:0:0:ffff:73f2:8ab0
115.242.138.177 0:0:0:0:0:ffff:73f2:8ab1
115.242.138.178 0:0:0:0:0:ffff:73f2:8ab2
115.242.138.179 0:0:0:0:0:ffff:73f2:8ab3
115.242.138.180 0:0:0:0:0:ffff:73f2:8ab4


115.242.138.181 0:0:0:0:0:ffff:73f2:8ab5
115.242.138.182 0:0:0:0:0:ffff:73f2:8ab6
115.242.138.183 0:0:0:0:0:ffff:73f2:8ab7
115.242.138.184 0:0:0:0:0:ffff:73f2:8ab8
115.242.138.185 0:0:0:0:0:ffff:73f2:8ab9
115.242.138.186 0:0:0:0:0:ffff:73f2:8aba
115.242.138.187 0:0:0:0:0:ffff:73f2:8abb
115.242.138.188 0:0:0:0:0:ffff:73f2:8abc
115.242.138.189 0:0:0:0:0:ffff:73f2:8abd
115.242.138.190 0:0:0:0:0:ffff:73f2:8abe
115.242.138.191 0:0:0:0:0:ffff:73f2:8abf
115.242.138.192 0:0:0:0:0:ffff:73f2:8ac0
115.242.138.193 0:0:0:0:0:ffff:73f2:8ac1
115.242.138.194 0:0:0:0:0:ffff:73f2:8ac2
115.242.138.195 0:0:0:0:0:ffff:73f2:8ac3
115.242.138.196 0:0:0:0:0:ffff:73f2:8ac4
115.242.138.197 0:0:0:0:0:ffff:73f2:8ac5
115.242.138.198 0:0:0:0:0:ffff:73f2:8ac6
115.242.138.199 0:0:0:0:0:ffff:73f2:8ac7
115.242.138.200 0:0:0:0:0:ffff:73f2:8ac8
115.242.138.201 0:0:0:0:0:ffff:73f2:8ac9
115.242.138.202 0:0:0:0:0:ffff:73f2:8aca
115.242.138.203 0:0:0:0:0:ffff:73f2:8acb
115.242.138.204 0:0:0:0:0:ffff:73f2:8acc
115.242.138.205 0:0:0:0:0:ffff:73f2:8acd
115.242.138.206 0:0:0:0:0:ffff:73f2:8ace
115.242.138.207 0:0:0:0:0:ffff:73f2:8acf
115.242.138.208 0:0:0:0:0:ffff:73f2:8ad0
115.242.138.209 0:0:0:0:0:ffff:73f2:8ad1
115.242.138.210 0:0:0:0:0:ffff:73f2:8ad2
115.242.138.211 0:0:0:0:0:ffff:73f2:8ad3
115.242.138.212 0:0:0:0:0:ffff:73f2:8ad4
115.242.138.213 0:0:0:0:0:ffff:73f2:8ad5
115.242.138.214 0:0:0:0:0:ffff:73f2:8ad6
115.242.138.215 0:0:0:0:0:ffff:73f2:8ad7
115.242.138.216 0:0:0:0:0:ffff:73f2:8ad8
115.242.138.217 0:0:0:0:0:ffff:73f2:8ad9
115.242.138.218 0:0:0:0:0:ffff:73f2:8ada
115.242.138.219 0:0:0:0:0:ffff:73f2:8adb
115.242.138.220 0:0:0:0:0:ffff:73f2:8adc
115.242.138.221 0:0:0:0:0:ffff:73f2:8add
115.242.138.222 0:0:0:0:0:ffff:73f2:8ade
115.242.138.223 0:0:0:0:0:ffff:73f2:8adf
115.242.138.224 0:0:0:0:0:ffff:73f2:8ae0
115.242.138.225 0:0:0:0:0:ffff:73f2:8ae1
115.242.138.226 0:0:0:0:0:ffff:73f2:8ae2
115.242.138.227 0:0:0:0:0:ffff:73f2:8ae3
115.242.138.228 0:0:0:0:0:ffff:73f2:8ae4
115.242.138.229 0:0:0:0:0:ffff:73f2:8ae5
115.242.138.230 0:0:0:0:0:ffff:73f2:8ae6
115.242.138.231 0:0:0:0:0:ffff:73f2:8ae7
115.242.138.232 0:0:0:0:0:ffff:73f2:8ae8
115.242.138.233 0:0:0:0:0:ffff:73f2:8ae9
115.242.138.234 0:0:0:0:0:ffff:73f2:8aea
115.242.138.235 0:0:0:0:0:ffff:73f2:8aeb
115.242.138.236 0:0:0:0:0:ffff:73f2:8aec
115.242.138.237 0:0:0:0:0:ffff:73f2:8aed
115.242.138.238 0:0:0:0:0:ffff:73f2:8aee
115.242.138.239 0:0:0:0:0:ffff:73f2:8aef
115.242.138.240 0:0:0:0:0:ffff:73f2:8af0
115.242.138.241 0:0:0:0:0:ffff:73f2:8af1
115.242.138.242 0:0:0:0:0:ffff:73f2:8af2
115.242.138.243 0:0:0:0:0:ffff:73f2:8af3
115.242.138.244 0:0:0:0:0:ffff:73f2:8af4
115.242.138.245 0:0:0:0:0:ffff:73f2:8af5
115.242.138.246 0:0:0:0:0:ffff:73f2:8af6
115.242.138.247 0:0:0:0:0:ffff:73f2:8af7
115.242.138.248 0:0:0:0:0:ffff:73f2:8af8
115.242.138.249 0:0:0:0:0:ffff:73f2:8af9
115.242.138.250 0:0:0:0:0:ffff:73f2:8afa
115.242.138.251 0:0:0:0:0:ffff:73f2:8afb
115.242.138.252 0:0:0:0:0:ffff:73f2:8afc
115.242.138.253 0:0:0:0:0:ffff:73f2:8afd
115.242.138.254 0:0:0:0:0:ffff:73f2:8afe
115.242.138.255 0:0:0:0:0:ffff:73f2:8aff


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.