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
38.18.139.1 0:0:0:0:0:ffff:2612:8b01
38.18.139.2 0:0:0:0:0:ffff:2612:8b02
38.18.139.3 0:0:0:0:0:ffff:2612:8b03
38.18.139.4 0:0:0:0:0:ffff:2612:8b04
38.18.139.5 0:0:0:0:0:ffff:2612:8b05
38.18.139.6 0:0:0:0:0:ffff:2612:8b06
38.18.139.7 0:0:0:0:0:ffff:2612:8b07
38.18.139.8 0:0:0:0:0:ffff:2612:8b08
38.18.139.9 0:0:0:0:0:ffff:2612:8b09
38.18.139.10 0:0:0:0:0:ffff:2612:8b0a
38.18.139.11 0:0:0:0:0:ffff:2612:8b0b
38.18.139.12 0:0:0:0:0:ffff:2612:8b0c
38.18.139.13 0:0:0:0:0:ffff:2612:8b0d
38.18.139.14 0:0:0:0:0:ffff:2612:8b0e
38.18.139.15 0:0:0:0:0:ffff:2612:8b0f
38.18.139.16 0:0:0:0:0:ffff:2612:8b10
38.18.139.17 0:0:0:0:0:ffff:2612:8b11
38.18.139.18 0:0:0:0:0:ffff:2612:8b12
38.18.139.19 0:0:0:0:0:ffff:2612:8b13
38.18.139.20 0:0:0:0:0:ffff:2612:8b14
38.18.139.21 0:0:0:0:0:ffff:2612:8b15
38.18.139.22 0:0:0:0:0:ffff:2612:8b16
38.18.139.23 0:0:0:0:0:ffff:2612:8b17
38.18.139.24 0:0:0:0:0:ffff:2612:8b18
38.18.139.25 0:0:0:0:0:ffff:2612:8b19
38.18.139.26 0:0:0:0:0:ffff:2612:8b1a
38.18.139.27 0:0:0:0:0:ffff:2612:8b1b
38.18.139.28 0:0:0:0:0:ffff:2612:8b1c
38.18.139.29 0:0:0:0:0:ffff:2612:8b1d
38.18.139.30 0:0:0:0:0:ffff:2612:8b1e
38.18.139.31 0:0:0:0:0:ffff:2612:8b1f
38.18.139.32 0:0:0:0:0:ffff:2612:8b20
38.18.139.33 0:0:0:0:0:ffff:2612:8b21
38.18.139.34 0:0:0:0:0:ffff:2612:8b22
38.18.139.35 0:0:0:0:0:ffff:2612:8b23
38.18.139.36 0:0:0:0:0:ffff:2612:8b24
38.18.139.37 0:0:0:0:0:ffff:2612:8b25
38.18.139.38 0:0:0:0:0:ffff:2612:8b26
38.18.139.39 0:0:0:0:0:ffff:2612:8b27
38.18.139.40 0:0:0:0:0:ffff:2612:8b28
38.18.139.41 0:0:0:0:0:ffff:2612:8b29
38.18.139.42 0:0:0:0:0:ffff:2612:8b2a
38.18.139.43 0:0:0:0:0:ffff:2612:8b2b
38.18.139.44 0:0:0:0:0:ffff:2612:8b2c
38.18.139.45 0:0:0:0:0:ffff:2612:8b2d
38.18.139.46 0:0:0:0:0:ffff:2612:8b2e
38.18.139.47 0:0:0:0:0:ffff:2612:8b2f
38.18.139.48 0:0:0:0:0:ffff:2612:8b30
38.18.139.49 0:0:0:0:0:ffff:2612:8b31
38.18.139.50 0:0:0:0:0:ffff:2612:8b32
38.18.139.51 0:0:0:0:0:ffff:2612:8b33
38.18.139.52 0:0:0:0:0:ffff:2612:8b34
38.18.139.53 0:0:0:0:0:ffff:2612:8b35
38.18.139.54 0:0:0:0:0:ffff:2612:8b36
38.18.139.55 0:0:0:0:0:ffff:2612:8b37
38.18.139.56 0:0:0:0:0:ffff:2612:8b38
38.18.139.57 0:0:0:0:0:ffff:2612:8b39
38.18.139.58 0:0:0:0:0:ffff:2612:8b3a
38.18.139.59 0:0:0:0:0:ffff:2612:8b3b
38.18.139.60 0:0:0:0:0:ffff:2612:8b3c


38.18.139.61 0:0:0:0:0:ffff:2612:8b3d
38.18.139.62 0:0:0:0:0:ffff:2612:8b3e
38.18.139.63 0:0:0:0:0:ffff:2612:8b3f
38.18.139.64 0:0:0:0:0:ffff:2612:8b40
38.18.139.65 0:0:0:0:0:ffff:2612:8b41
38.18.139.66 0:0:0:0:0:ffff:2612:8b42
38.18.139.67 0:0:0:0:0:ffff:2612:8b43
38.18.139.68 0:0:0:0:0:ffff:2612:8b44
38.18.139.69 0:0:0:0:0:ffff:2612:8b45
38.18.139.70 0:0:0:0:0:ffff:2612:8b46
38.18.139.71 0:0:0:0:0:ffff:2612:8b47
38.18.139.72 0:0:0:0:0:ffff:2612:8b48
38.18.139.73 0:0:0:0:0:ffff:2612:8b49
38.18.139.74 0:0:0:0:0:ffff:2612:8b4a
38.18.139.75 0:0:0:0:0:ffff:2612:8b4b
38.18.139.76 0:0:0:0:0:ffff:2612:8b4c
38.18.139.77 0:0:0:0:0:ffff:2612:8b4d
38.18.139.78 0:0:0:0:0:ffff:2612:8b4e
38.18.139.79 0:0:0:0:0:ffff:2612:8b4f
38.18.139.80 0:0:0:0:0:ffff:2612:8b50
38.18.139.81 0:0:0:0:0:ffff:2612:8b51
38.18.139.82 0:0:0:0:0:ffff:2612:8b52
38.18.139.83 0:0:0:0:0:ffff:2612:8b53
38.18.139.84 0:0:0:0:0:ffff:2612:8b54
38.18.139.85 0:0:0:0:0:ffff:2612:8b55
38.18.139.86 0:0:0:0:0:ffff:2612:8b56
38.18.139.87 0:0:0:0:0:ffff:2612:8b57
38.18.139.88 0:0:0:0:0:ffff:2612:8b58
38.18.139.89 0:0:0:0:0:ffff:2612:8b59
38.18.139.90 0:0:0:0:0:ffff:2612:8b5a
38.18.139.91 0:0:0:0:0:ffff:2612:8b5b
38.18.139.92 0:0:0:0:0:ffff:2612:8b5c
38.18.139.93 0:0:0:0:0:ffff:2612:8b5d
38.18.139.94 0:0:0:0:0:ffff:2612:8b5e
38.18.139.95 0:0:0:0:0:ffff:2612:8b5f
38.18.139.96 0:0:0:0:0:ffff:2612:8b60
38.18.139.97 0:0:0:0:0:ffff:2612:8b61
38.18.139.98 0:0:0:0:0:ffff:2612:8b62
38.18.139.99 0:0:0:0:0:ffff:2612:8b63
38.18.139.100 0:0:0:0:0:ffff:2612:8b64
38.18.139.101 0:0:0:0:0:ffff:2612:8b65
38.18.139.102 0:0:0:0:0:ffff:2612:8b66
38.18.139.103 0:0:0:0:0:ffff:2612:8b67
38.18.139.104 0:0:0:0:0:ffff:2612:8b68
38.18.139.105 0:0:0:0:0:ffff:2612:8b69
38.18.139.106 0:0:0:0:0:ffff:2612:8b6a
38.18.139.107 0:0:0:0:0:ffff:2612:8b6b
38.18.139.108 0:0:0:0:0:ffff:2612:8b6c
38.18.139.109 0:0:0:0:0:ffff:2612:8b6d
38.18.139.110 0:0:0:0:0:ffff:2612:8b6e
38.18.139.111 0:0:0:0:0:ffff:2612:8b6f
38.18.139.112 0:0:0:0:0:ffff:2612:8b70
38.18.139.113 0:0:0:0:0:ffff:2612:8b71
38.18.139.114 0:0:0:0:0:ffff:2612:8b72
38.18.139.115 0:0:0:0:0:ffff:2612:8b73
38.18.139.116 0:0:0:0:0:ffff:2612:8b74
38.18.139.117 0:0:0:0:0:ffff:2612:8b75
38.18.139.118 0:0:0:0:0:ffff:2612:8b76
38.18.139.119 0:0:0:0:0:ffff:2612:8b77
38.18.139.120 0:0:0:0:0:ffff:2612:8b78


38.18.139.121 0:0:0:0:0:ffff:2612:8b79
38.18.139.122 0:0:0:0:0:ffff:2612:8b7a
38.18.139.123 0:0:0:0:0:ffff:2612:8b7b
38.18.139.124 0:0:0:0:0:ffff:2612:8b7c
38.18.139.125 0:0:0:0:0:ffff:2612:8b7d
38.18.139.126 0:0:0:0:0:ffff:2612:8b7e
38.18.139.127 0:0:0:0:0:ffff:2612:8b7f
38.18.139.128 0:0:0:0:0:ffff:2612:8b80
38.18.139.129 0:0:0:0:0:ffff:2612:8b81
38.18.139.130 0:0:0:0:0:ffff:2612:8b82
38.18.139.131 0:0:0:0:0:ffff:2612:8b83
38.18.139.132 0:0:0:0:0:ffff:2612:8b84
38.18.139.133 0:0:0:0:0:ffff:2612:8b85
38.18.139.134 0:0:0:0:0:ffff:2612:8b86
38.18.139.135 0:0:0:0:0:ffff:2612:8b87
38.18.139.136 0:0:0:0:0:ffff:2612:8b88
38.18.139.137 0:0:0:0:0:ffff:2612:8b89
38.18.139.138 0:0:0:0:0:ffff:2612:8b8a
38.18.139.139 0:0:0:0:0:ffff:2612:8b8b
38.18.139.140 0:0:0:0:0:ffff:2612:8b8c
38.18.139.141 0:0:0:0:0:ffff:2612:8b8d
38.18.139.142 0:0:0:0:0:ffff:2612:8b8e
38.18.139.143 0:0:0:0:0:ffff:2612:8b8f
38.18.139.144 0:0:0:0:0:ffff:2612:8b90
38.18.139.145 0:0:0:0:0:ffff:2612:8b91
38.18.139.146 0:0:0:0:0:ffff:2612:8b92
38.18.139.147 0:0:0:0:0:ffff:2612:8b93
38.18.139.148 0:0:0:0:0:ffff:2612:8b94
38.18.139.149 0:0:0:0:0:ffff:2612:8b95
38.18.139.150 0:0:0:0:0:ffff:2612:8b96
38.18.139.151 0:0:0:0:0:ffff:2612:8b97
38.18.139.152 0:0:0:0:0:ffff:2612:8b98
38.18.139.153 0:0:0:0:0:ffff:2612:8b99
38.18.139.154 0:0:0:0:0:ffff:2612:8b9a
38.18.139.155 0:0:0:0:0:ffff:2612:8b9b
38.18.139.156 0:0:0:0:0:ffff:2612:8b9c
38.18.139.157 0:0:0:0:0:ffff:2612:8b9d
38.18.139.158 0:0:0:0:0:ffff:2612:8b9e
38.18.139.159 0:0:0:0:0:ffff:2612:8b9f
38.18.139.160 0:0:0:0:0:ffff:2612:8ba0
38.18.139.161 0:0:0:0:0:ffff:2612:8ba1
38.18.139.162 0:0:0:0:0:ffff:2612:8ba2
38.18.139.163 0:0:0:0:0:ffff:2612:8ba3
38.18.139.164 0:0:0:0:0:ffff:2612:8ba4
38.18.139.165 0:0:0:0:0:ffff:2612:8ba5
38.18.139.166 0:0:0:0:0:ffff:2612:8ba6
38.18.139.167 0:0:0:0:0:ffff:2612:8ba7
38.18.139.168 0:0:0:0:0:ffff:2612:8ba8
38.18.139.169 0:0:0:0:0:ffff:2612:8ba9
38.18.139.170 0:0:0:0:0:ffff:2612:8baa
38.18.139.171 0:0:0:0:0:ffff:2612:8bab
38.18.139.172 0:0:0:0:0:ffff:2612:8bac
38.18.139.173 0:0:0:0:0:ffff:2612:8bad
38.18.139.174 0:0:0:0:0:ffff:2612:8bae
38.18.139.175 0:0:0:0:0:ffff:2612:8baf
38.18.139.176 0:0:0:0:0:ffff:2612:8bb0
38.18.139.177 0:0:0:0:0:ffff:2612:8bb1
38.18.139.178 0:0:0:0:0:ffff:2612:8bb2
38.18.139.179 0:0:0:0:0:ffff:2612:8bb3
38.18.139.180 0:0:0:0:0:ffff:2612:8bb4


38.18.139.181 0:0:0:0:0:ffff:2612:8bb5
38.18.139.182 0:0:0:0:0:ffff:2612:8bb6
38.18.139.183 0:0:0:0:0:ffff:2612:8bb7
38.18.139.184 0:0:0:0:0:ffff:2612:8bb8
38.18.139.185 0:0:0:0:0:ffff:2612:8bb9
38.18.139.186 0:0:0:0:0:ffff:2612:8bba
38.18.139.187 0:0:0:0:0:ffff:2612:8bbb
38.18.139.188 0:0:0:0:0:ffff:2612:8bbc
38.18.139.189 0:0:0:0:0:ffff:2612:8bbd
38.18.139.190 0:0:0:0:0:ffff:2612:8bbe
38.18.139.191 0:0:0:0:0:ffff:2612:8bbf
38.18.139.192 0:0:0:0:0:ffff:2612:8bc0
38.18.139.193 0:0:0:0:0:ffff:2612:8bc1
38.18.139.194 0:0:0:0:0:ffff:2612:8bc2
38.18.139.195 0:0:0:0:0:ffff:2612:8bc3
38.18.139.196 0:0:0:0:0:ffff:2612:8bc4
38.18.139.197 0:0:0:0:0:ffff:2612:8bc5
38.18.139.198 0:0:0:0:0:ffff:2612:8bc6
38.18.139.199 0:0:0:0:0:ffff:2612:8bc7
38.18.139.200 0:0:0:0:0:ffff:2612:8bc8
38.18.139.201 0:0:0:0:0:ffff:2612:8bc9
38.18.139.202 0:0:0:0:0:ffff:2612:8bca
38.18.139.203 0:0:0:0:0:ffff:2612:8bcb
38.18.139.204 0:0:0:0:0:ffff:2612:8bcc
38.18.139.205 0:0:0:0:0:ffff:2612:8bcd
38.18.139.206 0:0:0:0:0:ffff:2612:8bce
38.18.139.207 0:0:0:0:0:ffff:2612:8bcf
38.18.139.208 0:0:0:0:0:ffff:2612:8bd0
38.18.139.209 0:0:0:0:0:ffff:2612:8bd1
38.18.139.210 0:0:0:0:0:ffff:2612:8bd2
38.18.139.211 0:0:0:0:0:ffff:2612:8bd3
38.18.139.212 0:0:0:0:0:ffff:2612:8bd4
38.18.139.213 0:0:0:0:0:ffff:2612:8bd5
38.18.139.214 0:0:0:0:0:ffff:2612:8bd6
38.18.139.215 0:0:0:0:0:ffff:2612:8bd7
38.18.139.216 0:0:0:0:0:ffff:2612:8bd8
38.18.139.217 0:0:0:0:0:ffff:2612:8bd9
38.18.139.218 0:0:0:0:0:ffff:2612:8bda
38.18.139.219 0:0:0:0:0:ffff:2612:8bdb
38.18.139.220 0:0:0:0:0:ffff:2612:8bdc
38.18.139.221 0:0:0:0:0:ffff:2612:8bdd
38.18.139.222 0:0:0:0:0:ffff:2612:8bde
38.18.139.223 0:0:0:0:0:ffff:2612:8bdf
38.18.139.224 0:0:0:0:0:ffff:2612:8be0
38.18.139.225 0:0:0:0:0:ffff:2612:8be1
38.18.139.226 0:0:0:0:0:ffff:2612:8be2
38.18.139.227 0:0:0:0:0:ffff:2612:8be3
38.18.139.228 0:0:0:0:0:ffff:2612:8be4
38.18.139.229 0:0:0:0:0:ffff:2612:8be5
38.18.139.230 0:0:0:0:0:ffff:2612:8be6
38.18.139.231 0:0:0:0:0:ffff:2612:8be7
38.18.139.232 0:0:0:0:0:ffff:2612:8be8
38.18.139.233 0:0:0:0:0:ffff:2612:8be9
38.18.139.234 0:0:0:0:0:ffff:2612:8bea
38.18.139.235 0:0:0:0:0:ffff:2612:8beb
38.18.139.236 0:0:0:0:0:ffff:2612:8bec
38.18.139.237 0:0:0:0:0:ffff:2612:8bed
38.18.139.238 0:0:0:0:0:ffff:2612:8bee
38.18.139.239 0:0:0:0:0:ffff:2612:8bef
38.18.139.240 0:0:0:0:0:ffff:2612:8bf0
38.18.139.241 0:0:0:0:0:ffff:2612:8bf1
38.18.139.242 0:0:0:0:0:ffff:2612:8bf2
38.18.139.243 0:0:0:0:0:ffff:2612:8bf3
38.18.139.244 0:0:0:0:0:ffff:2612:8bf4
38.18.139.245 0:0:0:0:0:ffff:2612:8bf5
38.18.139.246 0:0:0:0:0:ffff:2612:8bf6
38.18.139.247 0:0:0:0:0:ffff:2612:8bf7
38.18.139.248 0:0:0:0:0:ffff:2612:8bf8
38.18.139.249 0:0:0:0:0:ffff:2612:8bf9
38.18.139.250 0:0:0:0:0:ffff:2612:8bfa
38.18.139.251 0:0:0:0:0:ffff:2612:8bfb
38.18.139.252 0:0:0:0:0:ffff:2612:8bfc
38.18.139.253 0:0:0:0:0:ffff:2612:8bfd
38.18.139.254 0:0:0:0:0:ffff:2612:8bfe
38.18.139.255 0:0:0:0:0:ffff:2612:8bff


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.