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
42.152.139.1 0:0:0:0:0:ffff:2a98:8b01
42.152.139.2 0:0:0:0:0:ffff:2a98:8b02
42.152.139.3 0:0:0:0:0:ffff:2a98:8b03
42.152.139.4 0:0:0:0:0:ffff:2a98:8b04
42.152.139.5 0:0:0:0:0:ffff:2a98:8b05
42.152.139.6 0:0:0:0:0:ffff:2a98:8b06
42.152.139.7 0:0:0:0:0:ffff:2a98:8b07
42.152.139.8 0:0:0:0:0:ffff:2a98:8b08
42.152.139.9 0:0:0:0:0:ffff:2a98:8b09
42.152.139.10 0:0:0:0:0:ffff:2a98:8b0a
42.152.139.11 0:0:0:0:0:ffff:2a98:8b0b
42.152.139.12 0:0:0:0:0:ffff:2a98:8b0c
42.152.139.13 0:0:0:0:0:ffff:2a98:8b0d
42.152.139.14 0:0:0:0:0:ffff:2a98:8b0e
42.152.139.15 0:0:0:0:0:ffff:2a98:8b0f
42.152.139.16 0:0:0:0:0:ffff:2a98:8b10
42.152.139.17 0:0:0:0:0:ffff:2a98:8b11
42.152.139.18 0:0:0:0:0:ffff:2a98:8b12
42.152.139.19 0:0:0:0:0:ffff:2a98:8b13
42.152.139.20 0:0:0:0:0:ffff:2a98:8b14
42.152.139.21 0:0:0:0:0:ffff:2a98:8b15
42.152.139.22 0:0:0:0:0:ffff:2a98:8b16
42.152.139.23 0:0:0:0:0:ffff:2a98:8b17
42.152.139.24 0:0:0:0:0:ffff:2a98:8b18
42.152.139.25 0:0:0:0:0:ffff:2a98:8b19
42.152.139.26 0:0:0:0:0:ffff:2a98:8b1a
42.152.139.27 0:0:0:0:0:ffff:2a98:8b1b
42.152.139.28 0:0:0:0:0:ffff:2a98:8b1c
42.152.139.29 0:0:0:0:0:ffff:2a98:8b1d
42.152.139.30 0:0:0:0:0:ffff:2a98:8b1e
42.152.139.31 0:0:0:0:0:ffff:2a98:8b1f
42.152.139.32 0:0:0:0:0:ffff:2a98:8b20
42.152.139.33 0:0:0:0:0:ffff:2a98:8b21
42.152.139.34 0:0:0:0:0:ffff:2a98:8b22
42.152.139.35 0:0:0:0:0:ffff:2a98:8b23
42.152.139.36 0:0:0:0:0:ffff:2a98:8b24
42.152.139.37 0:0:0:0:0:ffff:2a98:8b25
42.152.139.38 0:0:0:0:0:ffff:2a98:8b26
42.152.139.39 0:0:0:0:0:ffff:2a98:8b27
42.152.139.40 0:0:0:0:0:ffff:2a98:8b28
42.152.139.41 0:0:0:0:0:ffff:2a98:8b29
42.152.139.42 0:0:0:0:0:ffff:2a98:8b2a
42.152.139.43 0:0:0:0:0:ffff:2a98:8b2b
42.152.139.44 0:0:0:0:0:ffff:2a98:8b2c
42.152.139.45 0:0:0:0:0:ffff:2a98:8b2d
42.152.139.46 0:0:0:0:0:ffff:2a98:8b2e
42.152.139.47 0:0:0:0:0:ffff:2a98:8b2f
42.152.139.48 0:0:0:0:0:ffff:2a98:8b30
42.152.139.49 0:0:0:0:0:ffff:2a98:8b31
42.152.139.50 0:0:0:0:0:ffff:2a98:8b32
42.152.139.51 0:0:0:0:0:ffff:2a98:8b33
42.152.139.52 0:0:0:0:0:ffff:2a98:8b34
42.152.139.53 0:0:0:0:0:ffff:2a98:8b35
42.152.139.54 0:0:0:0:0:ffff:2a98:8b36
42.152.139.55 0:0:0:0:0:ffff:2a98:8b37
42.152.139.56 0:0:0:0:0:ffff:2a98:8b38
42.152.139.57 0:0:0:0:0:ffff:2a98:8b39
42.152.139.58 0:0:0:0:0:ffff:2a98:8b3a
42.152.139.59 0:0:0:0:0:ffff:2a98:8b3b
42.152.139.60 0:0:0:0:0:ffff:2a98:8b3c


42.152.139.61 0:0:0:0:0:ffff:2a98:8b3d
42.152.139.62 0:0:0:0:0:ffff:2a98:8b3e
42.152.139.63 0:0:0:0:0:ffff:2a98:8b3f
42.152.139.64 0:0:0:0:0:ffff:2a98:8b40
42.152.139.65 0:0:0:0:0:ffff:2a98:8b41
42.152.139.66 0:0:0:0:0:ffff:2a98:8b42
42.152.139.67 0:0:0:0:0:ffff:2a98:8b43
42.152.139.68 0:0:0:0:0:ffff:2a98:8b44
42.152.139.69 0:0:0:0:0:ffff:2a98:8b45
42.152.139.70 0:0:0:0:0:ffff:2a98:8b46
42.152.139.71 0:0:0:0:0:ffff:2a98:8b47
42.152.139.72 0:0:0:0:0:ffff:2a98:8b48
42.152.139.73 0:0:0:0:0:ffff:2a98:8b49
42.152.139.74 0:0:0:0:0:ffff:2a98:8b4a
42.152.139.75 0:0:0:0:0:ffff:2a98:8b4b
42.152.139.76 0:0:0:0:0:ffff:2a98:8b4c
42.152.139.77 0:0:0:0:0:ffff:2a98:8b4d
42.152.139.78 0:0:0:0:0:ffff:2a98:8b4e
42.152.139.79 0:0:0:0:0:ffff:2a98:8b4f
42.152.139.80 0:0:0:0:0:ffff:2a98:8b50
42.152.139.81 0:0:0:0:0:ffff:2a98:8b51
42.152.139.82 0:0:0:0:0:ffff:2a98:8b52
42.152.139.83 0:0:0:0:0:ffff:2a98:8b53
42.152.139.84 0:0:0:0:0:ffff:2a98:8b54
42.152.139.85 0:0:0:0:0:ffff:2a98:8b55
42.152.139.86 0:0:0:0:0:ffff:2a98:8b56
42.152.139.87 0:0:0:0:0:ffff:2a98:8b57
42.152.139.88 0:0:0:0:0:ffff:2a98:8b58
42.152.139.89 0:0:0:0:0:ffff:2a98:8b59
42.152.139.90 0:0:0:0:0:ffff:2a98:8b5a
42.152.139.91 0:0:0:0:0:ffff:2a98:8b5b
42.152.139.92 0:0:0:0:0:ffff:2a98:8b5c
42.152.139.93 0:0:0:0:0:ffff:2a98:8b5d
42.152.139.94 0:0:0:0:0:ffff:2a98:8b5e
42.152.139.95 0:0:0:0:0:ffff:2a98:8b5f
42.152.139.96 0:0:0:0:0:ffff:2a98:8b60
42.152.139.97 0:0:0:0:0:ffff:2a98:8b61
42.152.139.98 0:0:0:0:0:ffff:2a98:8b62
42.152.139.99 0:0:0:0:0:ffff:2a98:8b63
42.152.139.100 0:0:0:0:0:ffff:2a98:8b64
42.152.139.101 0:0:0:0:0:ffff:2a98:8b65
42.152.139.102 0:0:0:0:0:ffff:2a98:8b66
42.152.139.103 0:0:0:0:0:ffff:2a98:8b67
42.152.139.104 0:0:0:0:0:ffff:2a98:8b68
42.152.139.105 0:0:0:0:0:ffff:2a98:8b69
42.152.139.106 0:0:0:0:0:ffff:2a98:8b6a
42.152.139.107 0:0:0:0:0:ffff:2a98:8b6b
42.152.139.108 0:0:0:0:0:ffff:2a98:8b6c
42.152.139.109 0:0:0:0:0:ffff:2a98:8b6d
42.152.139.110 0:0:0:0:0:ffff:2a98:8b6e
42.152.139.111 0:0:0:0:0:ffff:2a98:8b6f
42.152.139.112 0:0:0:0:0:ffff:2a98:8b70
42.152.139.113 0:0:0:0:0:ffff:2a98:8b71
42.152.139.114 0:0:0:0:0:ffff:2a98:8b72
42.152.139.115 0:0:0:0:0:ffff:2a98:8b73
42.152.139.116 0:0:0:0:0:ffff:2a98:8b74
42.152.139.117 0:0:0:0:0:ffff:2a98:8b75
42.152.139.118 0:0:0:0:0:ffff:2a98:8b76
42.152.139.119 0:0:0:0:0:ffff:2a98:8b77
42.152.139.120 0:0:0:0:0:ffff:2a98:8b78


42.152.139.121 0:0:0:0:0:ffff:2a98:8b79
42.152.139.122 0:0:0:0:0:ffff:2a98:8b7a
42.152.139.123 0:0:0:0:0:ffff:2a98:8b7b
42.152.139.124 0:0:0:0:0:ffff:2a98:8b7c
42.152.139.125 0:0:0:0:0:ffff:2a98:8b7d
42.152.139.126 0:0:0:0:0:ffff:2a98:8b7e
42.152.139.127 0:0:0:0:0:ffff:2a98:8b7f
42.152.139.128 0:0:0:0:0:ffff:2a98:8b80
42.152.139.129 0:0:0:0:0:ffff:2a98:8b81
42.152.139.130 0:0:0:0:0:ffff:2a98:8b82
42.152.139.131 0:0:0:0:0:ffff:2a98:8b83
42.152.139.132 0:0:0:0:0:ffff:2a98:8b84
42.152.139.133 0:0:0:0:0:ffff:2a98:8b85
42.152.139.134 0:0:0:0:0:ffff:2a98:8b86
42.152.139.135 0:0:0:0:0:ffff:2a98:8b87
42.152.139.136 0:0:0:0:0:ffff:2a98:8b88
42.152.139.137 0:0:0:0:0:ffff:2a98:8b89
42.152.139.138 0:0:0:0:0:ffff:2a98:8b8a
42.152.139.139 0:0:0:0:0:ffff:2a98:8b8b
42.152.139.140 0:0:0:0:0:ffff:2a98:8b8c
42.152.139.141 0:0:0:0:0:ffff:2a98:8b8d
42.152.139.142 0:0:0:0:0:ffff:2a98:8b8e
42.152.139.143 0:0:0:0:0:ffff:2a98:8b8f
42.152.139.144 0:0:0:0:0:ffff:2a98:8b90
42.152.139.145 0:0:0:0:0:ffff:2a98:8b91
42.152.139.146 0:0:0:0:0:ffff:2a98:8b92
42.152.139.147 0:0:0:0:0:ffff:2a98:8b93
42.152.139.148 0:0:0:0:0:ffff:2a98:8b94
42.152.139.149 0:0:0:0:0:ffff:2a98:8b95
42.152.139.150 0:0:0:0:0:ffff:2a98:8b96
42.152.139.151 0:0:0:0:0:ffff:2a98:8b97
42.152.139.152 0:0:0:0:0:ffff:2a98:8b98
42.152.139.153 0:0:0:0:0:ffff:2a98:8b99
42.152.139.154 0:0:0:0:0:ffff:2a98:8b9a
42.152.139.155 0:0:0:0:0:ffff:2a98:8b9b
42.152.139.156 0:0:0:0:0:ffff:2a98:8b9c
42.152.139.157 0:0:0:0:0:ffff:2a98:8b9d
42.152.139.158 0:0:0:0:0:ffff:2a98:8b9e
42.152.139.159 0:0:0:0:0:ffff:2a98:8b9f
42.152.139.160 0:0:0:0:0:ffff:2a98:8ba0
42.152.139.161 0:0:0:0:0:ffff:2a98:8ba1
42.152.139.162 0:0:0:0:0:ffff:2a98:8ba2
42.152.139.163 0:0:0:0:0:ffff:2a98:8ba3
42.152.139.164 0:0:0:0:0:ffff:2a98:8ba4
42.152.139.165 0:0:0:0:0:ffff:2a98:8ba5
42.152.139.166 0:0:0:0:0:ffff:2a98:8ba6
42.152.139.167 0:0:0:0:0:ffff:2a98:8ba7
42.152.139.168 0:0:0:0:0:ffff:2a98:8ba8
42.152.139.169 0:0:0:0:0:ffff:2a98:8ba9
42.152.139.170 0:0:0:0:0:ffff:2a98:8baa
42.152.139.171 0:0:0:0:0:ffff:2a98:8bab
42.152.139.172 0:0:0:0:0:ffff:2a98:8bac
42.152.139.173 0:0:0:0:0:ffff:2a98:8bad
42.152.139.174 0:0:0:0:0:ffff:2a98:8bae
42.152.139.175 0:0:0:0:0:ffff:2a98:8baf
42.152.139.176 0:0:0:0:0:ffff:2a98:8bb0
42.152.139.177 0:0:0:0:0:ffff:2a98:8bb1
42.152.139.178 0:0:0:0:0:ffff:2a98:8bb2
42.152.139.179 0:0:0:0:0:ffff:2a98:8bb3
42.152.139.180 0:0:0:0:0:ffff:2a98:8bb4


42.152.139.181 0:0:0:0:0:ffff:2a98:8bb5
42.152.139.182 0:0:0:0:0:ffff:2a98:8bb6
42.152.139.183 0:0:0:0:0:ffff:2a98:8bb7
42.152.139.184 0:0:0:0:0:ffff:2a98:8bb8
42.152.139.185 0:0:0:0:0:ffff:2a98:8bb9
42.152.139.186 0:0:0:0:0:ffff:2a98:8bba
42.152.139.187 0:0:0:0:0:ffff:2a98:8bbb
42.152.139.188 0:0:0:0:0:ffff:2a98:8bbc
42.152.139.189 0:0:0:0:0:ffff:2a98:8bbd
42.152.139.190 0:0:0:0:0:ffff:2a98:8bbe
42.152.139.191 0:0:0:0:0:ffff:2a98:8bbf
42.152.139.192 0:0:0:0:0:ffff:2a98:8bc0
42.152.139.193 0:0:0:0:0:ffff:2a98:8bc1
42.152.139.194 0:0:0:0:0:ffff:2a98:8bc2
42.152.139.195 0:0:0:0:0:ffff:2a98:8bc3
42.152.139.196 0:0:0:0:0:ffff:2a98:8bc4
42.152.139.197 0:0:0:0:0:ffff:2a98:8bc5
42.152.139.198 0:0:0:0:0:ffff:2a98:8bc6
42.152.139.199 0:0:0:0:0:ffff:2a98:8bc7
42.152.139.200 0:0:0:0:0:ffff:2a98:8bc8
42.152.139.201 0:0:0:0:0:ffff:2a98:8bc9
42.152.139.202 0:0:0:0:0:ffff:2a98:8bca
42.152.139.203 0:0:0:0:0:ffff:2a98:8bcb
42.152.139.204 0:0:0:0:0:ffff:2a98:8bcc
42.152.139.205 0:0:0:0:0:ffff:2a98:8bcd
42.152.139.206 0:0:0:0:0:ffff:2a98:8bce
42.152.139.207 0:0:0:0:0:ffff:2a98:8bcf
42.152.139.208 0:0:0:0:0:ffff:2a98:8bd0
42.152.139.209 0:0:0:0:0:ffff:2a98:8bd1
42.152.139.210 0:0:0:0:0:ffff:2a98:8bd2
42.152.139.211 0:0:0:0:0:ffff:2a98:8bd3
42.152.139.212 0:0:0:0:0:ffff:2a98:8bd4
42.152.139.213 0:0:0:0:0:ffff:2a98:8bd5
42.152.139.214 0:0:0:0:0:ffff:2a98:8bd6
42.152.139.215 0:0:0:0:0:ffff:2a98:8bd7
42.152.139.216 0:0:0:0:0:ffff:2a98:8bd8
42.152.139.217 0:0:0:0:0:ffff:2a98:8bd9
42.152.139.218 0:0:0:0:0:ffff:2a98:8bda
42.152.139.219 0:0:0:0:0:ffff:2a98:8bdb
42.152.139.220 0:0:0:0:0:ffff:2a98:8bdc
42.152.139.221 0:0:0:0:0:ffff:2a98:8bdd
42.152.139.222 0:0:0:0:0:ffff:2a98:8bde
42.152.139.223 0:0:0:0:0:ffff:2a98:8bdf
42.152.139.224 0:0:0:0:0:ffff:2a98:8be0
42.152.139.225 0:0:0:0:0:ffff:2a98:8be1
42.152.139.226 0:0:0:0:0:ffff:2a98:8be2
42.152.139.227 0:0:0:0:0:ffff:2a98:8be3
42.152.139.228 0:0:0:0:0:ffff:2a98:8be4
42.152.139.229 0:0:0:0:0:ffff:2a98:8be5
42.152.139.230 0:0:0:0:0:ffff:2a98:8be6
42.152.139.231 0:0:0:0:0:ffff:2a98:8be7
42.152.139.232 0:0:0:0:0:ffff:2a98:8be8
42.152.139.233 0:0:0:0:0:ffff:2a98:8be9
42.152.139.234 0:0:0:0:0:ffff:2a98:8bea
42.152.139.235 0:0:0:0:0:ffff:2a98:8beb
42.152.139.236 0:0:0:0:0:ffff:2a98:8bec
42.152.139.237 0:0:0:0:0:ffff:2a98:8bed
42.152.139.238 0:0:0:0:0:ffff:2a98:8bee
42.152.139.239 0:0:0:0:0:ffff:2a98:8bef
42.152.139.240 0:0:0:0:0:ffff:2a98:8bf0
42.152.139.241 0:0:0:0:0:ffff:2a98:8bf1
42.152.139.242 0:0:0:0:0:ffff:2a98:8bf2
42.152.139.243 0:0:0:0:0:ffff:2a98:8bf3
42.152.139.244 0:0:0:0:0:ffff:2a98:8bf4
42.152.139.245 0:0:0:0:0:ffff:2a98:8bf5
42.152.139.246 0:0:0:0:0:ffff:2a98:8bf6
42.152.139.247 0:0:0:0:0:ffff:2a98:8bf7
42.152.139.248 0:0:0:0:0:ffff:2a98:8bf8
42.152.139.249 0:0:0:0:0:ffff:2a98:8bf9
42.152.139.250 0:0:0:0:0:ffff:2a98:8bfa
42.152.139.251 0:0:0:0:0:ffff:2a98:8bfb
42.152.139.252 0:0:0:0:0:ffff:2a98:8bfc
42.152.139.253 0:0:0:0:0:ffff:2a98:8bfd
42.152.139.254 0:0:0:0:0:ffff:2a98:8bfe
42.152.139.255 0:0:0:0:0:ffff:2a98:8bff


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.