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
139.17.28.1 0:0:0:0:0:ffff:8b11:1c01
139.17.28.2 0:0:0:0:0:ffff:8b11:1c02
139.17.28.3 0:0:0:0:0:ffff:8b11:1c03
139.17.28.4 0:0:0:0:0:ffff:8b11:1c04
139.17.28.5 0:0:0:0:0:ffff:8b11:1c05
139.17.28.6 0:0:0:0:0:ffff:8b11:1c06
139.17.28.7 0:0:0:0:0:ffff:8b11:1c07
139.17.28.8 0:0:0:0:0:ffff:8b11:1c08
139.17.28.9 0:0:0:0:0:ffff:8b11:1c09
139.17.28.10 0:0:0:0:0:ffff:8b11:1c0a
139.17.28.11 0:0:0:0:0:ffff:8b11:1c0b
139.17.28.12 0:0:0:0:0:ffff:8b11:1c0c
139.17.28.13 0:0:0:0:0:ffff:8b11:1c0d
139.17.28.14 0:0:0:0:0:ffff:8b11:1c0e
139.17.28.15 0:0:0:0:0:ffff:8b11:1c0f
139.17.28.16 0:0:0:0:0:ffff:8b11:1c10
139.17.28.17 0:0:0:0:0:ffff:8b11:1c11
139.17.28.18 0:0:0:0:0:ffff:8b11:1c12
139.17.28.19 0:0:0:0:0:ffff:8b11:1c13
139.17.28.20 0:0:0:0:0:ffff:8b11:1c14
139.17.28.21 0:0:0:0:0:ffff:8b11:1c15
139.17.28.22 0:0:0:0:0:ffff:8b11:1c16
139.17.28.23 0:0:0:0:0:ffff:8b11:1c17
139.17.28.24 0:0:0:0:0:ffff:8b11:1c18
139.17.28.25 0:0:0:0:0:ffff:8b11:1c19
139.17.28.26 0:0:0:0:0:ffff:8b11:1c1a
139.17.28.27 0:0:0:0:0:ffff:8b11:1c1b
139.17.28.28 0:0:0:0:0:ffff:8b11:1c1c
139.17.28.29 0:0:0:0:0:ffff:8b11:1c1d
139.17.28.30 0:0:0:0:0:ffff:8b11:1c1e
139.17.28.31 0:0:0:0:0:ffff:8b11:1c1f
139.17.28.32 0:0:0:0:0:ffff:8b11:1c20
139.17.28.33 0:0:0:0:0:ffff:8b11:1c21
139.17.28.34 0:0:0:0:0:ffff:8b11:1c22
139.17.28.35 0:0:0:0:0:ffff:8b11:1c23
139.17.28.36 0:0:0:0:0:ffff:8b11:1c24
139.17.28.37 0:0:0:0:0:ffff:8b11:1c25
139.17.28.38 0:0:0:0:0:ffff:8b11:1c26
139.17.28.39 0:0:0:0:0:ffff:8b11:1c27
139.17.28.40 0:0:0:0:0:ffff:8b11:1c28
139.17.28.41 0:0:0:0:0:ffff:8b11:1c29
139.17.28.42 0:0:0:0:0:ffff:8b11:1c2a
139.17.28.43 0:0:0:0:0:ffff:8b11:1c2b
139.17.28.44 0:0:0:0:0:ffff:8b11:1c2c
139.17.28.45 0:0:0:0:0:ffff:8b11:1c2d
139.17.28.46 0:0:0:0:0:ffff:8b11:1c2e
139.17.28.47 0:0:0:0:0:ffff:8b11:1c2f
139.17.28.48 0:0:0:0:0:ffff:8b11:1c30
139.17.28.49 0:0:0:0:0:ffff:8b11:1c31
139.17.28.50 0:0:0:0:0:ffff:8b11:1c32
139.17.28.51 0:0:0:0:0:ffff:8b11:1c33
139.17.28.52 0:0:0:0:0:ffff:8b11:1c34
139.17.28.53 0:0:0:0:0:ffff:8b11:1c35
139.17.28.54 0:0:0:0:0:ffff:8b11:1c36
139.17.28.55 0:0:0:0:0:ffff:8b11:1c37
139.17.28.56 0:0:0:0:0:ffff:8b11:1c38
139.17.28.57 0:0:0:0:0:ffff:8b11:1c39
139.17.28.58 0:0:0:0:0:ffff:8b11:1c3a
139.17.28.59 0:0:0:0:0:ffff:8b11:1c3b
139.17.28.60 0:0:0:0:0:ffff:8b11:1c3c


139.17.28.61 0:0:0:0:0:ffff:8b11:1c3d
139.17.28.62 0:0:0:0:0:ffff:8b11:1c3e
139.17.28.63 0:0:0:0:0:ffff:8b11:1c3f
139.17.28.64 0:0:0:0:0:ffff:8b11:1c40
139.17.28.65 0:0:0:0:0:ffff:8b11:1c41
139.17.28.66 0:0:0:0:0:ffff:8b11:1c42
139.17.28.67 0:0:0:0:0:ffff:8b11:1c43
139.17.28.68 0:0:0:0:0:ffff:8b11:1c44
139.17.28.69 0:0:0:0:0:ffff:8b11:1c45
139.17.28.70 0:0:0:0:0:ffff:8b11:1c46
139.17.28.71 0:0:0:0:0:ffff:8b11:1c47
139.17.28.72 0:0:0:0:0:ffff:8b11:1c48
139.17.28.73 0:0:0:0:0:ffff:8b11:1c49
139.17.28.74 0:0:0:0:0:ffff:8b11:1c4a
139.17.28.75 0:0:0:0:0:ffff:8b11:1c4b
139.17.28.76 0:0:0:0:0:ffff:8b11:1c4c
139.17.28.77 0:0:0:0:0:ffff:8b11:1c4d
139.17.28.78 0:0:0:0:0:ffff:8b11:1c4e
139.17.28.79 0:0:0:0:0:ffff:8b11:1c4f
139.17.28.80 0:0:0:0:0:ffff:8b11:1c50
139.17.28.81 0:0:0:0:0:ffff:8b11:1c51
139.17.28.82 0:0:0:0:0:ffff:8b11:1c52
139.17.28.83 0:0:0:0:0:ffff:8b11:1c53
139.17.28.84 0:0:0:0:0:ffff:8b11:1c54
139.17.28.85 0:0:0:0:0:ffff:8b11:1c55
139.17.28.86 0:0:0:0:0:ffff:8b11:1c56
139.17.28.87 0:0:0:0:0:ffff:8b11:1c57
139.17.28.88 0:0:0:0:0:ffff:8b11:1c58
139.17.28.89 0:0:0:0:0:ffff:8b11:1c59
139.17.28.90 0:0:0:0:0:ffff:8b11:1c5a
139.17.28.91 0:0:0:0:0:ffff:8b11:1c5b
139.17.28.92 0:0:0:0:0:ffff:8b11:1c5c
139.17.28.93 0:0:0:0:0:ffff:8b11:1c5d
139.17.28.94 0:0:0:0:0:ffff:8b11:1c5e
139.17.28.95 0:0:0:0:0:ffff:8b11:1c5f
139.17.28.96 0:0:0:0:0:ffff:8b11:1c60
139.17.28.97 0:0:0:0:0:ffff:8b11:1c61
139.17.28.98 0:0:0:0:0:ffff:8b11:1c62
139.17.28.99 0:0:0:0:0:ffff:8b11:1c63
139.17.28.100 0:0:0:0:0:ffff:8b11:1c64
139.17.28.101 0:0:0:0:0:ffff:8b11:1c65
139.17.28.102 0:0:0:0:0:ffff:8b11:1c66
139.17.28.103 0:0:0:0:0:ffff:8b11:1c67
139.17.28.104 0:0:0:0:0:ffff:8b11:1c68
139.17.28.105 0:0:0:0:0:ffff:8b11:1c69
139.17.28.106 0:0:0:0:0:ffff:8b11:1c6a
139.17.28.107 0:0:0:0:0:ffff:8b11:1c6b
139.17.28.108 0:0:0:0:0:ffff:8b11:1c6c
139.17.28.109 0:0:0:0:0:ffff:8b11:1c6d
139.17.28.110 0:0:0:0:0:ffff:8b11:1c6e
139.17.28.111 0:0:0:0:0:ffff:8b11:1c6f
139.17.28.112 0:0:0:0:0:ffff:8b11:1c70
139.17.28.113 0:0:0:0:0:ffff:8b11:1c71
139.17.28.114 0:0:0:0:0:ffff:8b11:1c72
139.17.28.115 0:0:0:0:0:ffff:8b11:1c73
139.17.28.116 0:0:0:0:0:ffff:8b11:1c74
139.17.28.117 0:0:0:0:0:ffff:8b11:1c75
139.17.28.118 0:0:0:0:0:ffff:8b11:1c76
139.17.28.119 0:0:0:0:0:ffff:8b11:1c77
139.17.28.120 0:0:0:0:0:ffff:8b11:1c78


139.17.28.121 0:0:0:0:0:ffff:8b11:1c79
139.17.28.122 0:0:0:0:0:ffff:8b11:1c7a
139.17.28.123 0:0:0:0:0:ffff:8b11:1c7b
139.17.28.124 0:0:0:0:0:ffff:8b11:1c7c
139.17.28.125 0:0:0:0:0:ffff:8b11:1c7d
139.17.28.126 0:0:0:0:0:ffff:8b11:1c7e
139.17.28.127 0:0:0:0:0:ffff:8b11:1c7f
139.17.28.128 0:0:0:0:0:ffff:8b11:1c80
139.17.28.129 0:0:0:0:0:ffff:8b11:1c81
139.17.28.130 0:0:0:0:0:ffff:8b11:1c82
139.17.28.131 0:0:0:0:0:ffff:8b11:1c83
139.17.28.132 0:0:0:0:0:ffff:8b11:1c84
139.17.28.133 0:0:0:0:0:ffff:8b11:1c85
139.17.28.134 0:0:0:0:0:ffff:8b11:1c86
139.17.28.135 0:0:0:0:0:ffff:8b11:1c87
139.17.28.136 0:0:0:0:0:ffff:8b11:1c88
139.17.28.137 0:0:0:0:0:ffff:8b11:1c89
139.17.28.138 0:0:0:0:0:ffff:8b11:1c8a
139.17.28.139 0:0:0:0:0:ffff:8b11:1c8b
139.17.28.140 0:0:0:0:0:ffff:8b11:1c8c
139.17.28.141 0:0:0:0:0:ffff:8b11:1c8d
139.17.28.142 0:0:0:0:0:ffff:8b11:1c8e
139.17.28.143 0:0:0:0:0:ffff:8b11:1c8f
139.17.28.144 0:0:0:0:0:ffff:8b11:1c90
139.17.28.145 0:0:0:0:0:ffff:8b11:1c91
139.17.28.146 0:0:0:0:0:ffff:8b11:1c92
139.17.28.147 0:0:0:0:0:ffff:8b11:1c93
139.17.28.148 0:0:0:0:0:ffff:8b11:1c94
139.17.28.149 0:0:0:0:0:ffff:8b11:1c95
139.17.28.150 0:0:0:0:0:ffff:8b11:1c96
139.17.28.151 0:0:0:0:0:ffff:8b11:1c97
139.17.28.152 0:0:0:0:0:ffff:8b11:1c98
139.17.28.153 0:0:0:0:0:ffff:8b11:1c99
139.17.28.154 0:0:0:0:0:ffff:8b11:1c9a
139.17.28.155 0:0:0:0:0:ffff:8b11:1c9b
139.17.28.156 0:0:0:0:0:ffff:8b11:1c9c
139.17.28.157 0:0:0:0:0:ffff:8b11:1c9d
139.17.28.158 0:0:0:0:0:ffff:8b11:1c9e
139.17.28.159 0:0:0:0:0:ffff:8b11:1c9f
139.17.28.160 0:0:0:0:0:ffff:8b11:1ca0
139.17.28.161 0:0:0:0:0:ffff:8b11:1ca1
139.17.28.162 0:0:0:0:0:ffff:8b11:1ca2
139.17.28.163 0:0:0:0:0:ffff:8b11:1ca3
139.17.28.164 0:0:0:0:0:ffff:8b11:1ca4
139.17.28.165 0:0:0:0:0:ffff:8b11:1ca5
139.17.28.166 0:0:0:0:0:ffff:8b11:1ca6
139.17.28.167 0:0:0:0:0:ffff:8b11:1ca7
139.17.28.168 0:0:0:0:0:ffff:8b11:1ca8
139.17.28.169 0:0:0:0:0:ffff:8b11:1ca9
139.17.28.170 0:0:0:0:0:ffff:8b11:1caa
139.17.28.171 0:0:0:0:0:ffff:8b11:1cab
139.17.28.172 0:0:0:0:0:ffff:8b11:1cac
139.17.28.173 0:0:0:0:0:ffff:8b11:1cad
139.17.28.174 0:0:0:0:0:ffff:8b11:1cae
139.17.28.175 0:0:0:0:0:ffff:8b11:1caf
139.17.28.176 0:0:0:0:0:ffff:8b11:1cb0
139.17.28.177 0:0:0:0:0:ffff:8b11:1cb1
139.17.28.178 0:0:0:0:0:ffff:8b11:1cb2
139.17.28.179 0:0:0:0:0:ffff:8b11:1cb3
139.17.28.180 0:0:0:0:0:ffff:8b11:1cb4


139.17.28.181 0:0:0:0:0:ffff:8b11:1cb5
139.17.28.182 0:0:0:0:0:ffff:8b11:1cb6
139.17.28.183 0:0:0:0:0:ffff:8b11:1cb7
139.17.28.184 0:0:0:0:0:ffff:8b11:1cb8
139.17.28.185 0:0:0:0:0:ffff:8b11:1cb9
139.17.28.186 0:0:0:0:0:ffff:8b11:1cba
139.17.28.187 0:0:0:0:0:ffff:8b11:1cbb
139.17.28.188 0:0:0:0:0:ffff:8b11:1cbc
139.17.28.189 0:0:0:0:0:ffff:8b11:1cbd
139.17.28.190 0:0:0:0:0:ffff:8b11:1cbe
139.17.28.191 0:0:0:0:0:ffff:8b11:1cbf
139.17.28.192 0:0:0:0:0:ffff:8b11:1cc0
139.17.28.193 0:0:0:0:0:ffff:8b11:1cc1
139.17.28.194 0:0:0:0:0:ffff:8b11:1cc2
139.17.28.195 0:0:0:0:0:ffff:8b11:1cc3
139.17.28.196 0:0:0:0:0:ffff:8b11:1cc4
139.17.28.197 0:0:0:0:0:ffff:8b11:1cc5
139.17.28.198 0:0:0:0:0:ffff:8b11:1cc6
139.17.28.199 0:0:0:0:0:ffff:8b11:1cc7
139.17.28.200 0:0:0:0:0:ffff:8b11:1cc8
139.17.28.201 0:0:0:0:0:ffff:8b11:1cc9
139.17.28.202 0:0:0:0:0:ffff:8b11:1cca
139.17.28.203 0:0:0:0:0:ffff:8b11:1ccb
139.17.28.204 0:0:0:0:0:ffff:8b11:1ccc
139.17.28.205 0:0:0:0:0:ffff:8b11:1ccd
139.17.28.206 0:0:0:0:0:ffff:8b11:1cce
139.17.28.207 0:0:0:0:0:ffff:8b11:1ccf
139.17.28.208 0:0:0:0:0:ffff:8b11:1cd0
139.17.28.209 0:0:0:0:0:ffff:8b11:1cd1
139.17.28.210 0:0:0:0:0:ffff:8b11:1cd2
139.17.28.211 0:0:0:0:0:ffff:8b11:1cd3
139.17.28.212 0:0:0:0:0:ffff:8b11:1cd4
139.17.28.213 0:0:0:0:0:ffff:8b11:1cd5
139.17.28.214 0:0:0:0:0:ffff:8b11:1cd6
139.17.28.215 0:0:0:0:0:ffff:8b11:1cd7
139.17.28.216 0:0:0:0:0:ffff:8b11:1cd8
139.17.28.217 0:0:0:0:0:ffff:8b11:1cd9
139.17.28.218 0:0:0:0:0:ffff:8b11:1cda
139.17.28.219 0:0:0:0:0:ffff:8b11:1cdb
139.17.28.220 0:0:0:0:0:ffff:8b11:1cdc
139.17.28.221 0:0:0:0:0:ffff:8b11:1cdd
139.17.28.222 0:0:0:0:0:ffff:8b11:1cde
139.17.28.223 0:0:0:0:0:ffff:8b11:1cdf
139.17.28.224 0:0:0:0:0:ffff:8b11:1ce0
139.17.28.225 0:0:0:0:0:ffff:8b11:1ce1
139.17.28.226 0:0:0:0:0:ffff:8b11:1ce2
139.17.28.227 0:0:0:0:0:ffff:8b11:1ce3
139.17.28.228 0:0:0:0:0:ffff:8b11:1ce4
139.17.28.229 0:0:0:0:0:ffff:8b11:1ce5
139.17.28.230 0:0:0:0:0:ffff:8b11:1ce6
139.17.28.231 0:0:0:0:0:ffff:8b11:1ce7
139.17.28.232 0:0:0:0:0:ffff:8b11:1ce8
139.17.28.233 0:0:0:0:0:ffff:8b11:1ce9
139.17.28.234 0:0:0:0:0:ffff:8b11:1cea
139.17.28.235 0:0:0:0:0:ffff:8b11:1ceb
139.17.28.236 0:0:0:0:0:ffff:8b11:1cec
139.17.28.237 0:0:0:0:0:ffff:8b11:1ced
139.17.28.238 0:0:0:0:0:ffff:8b11:1cee
139.17.28.239 0:0:0:0:0:ffff:8b11:1cef
139.17.28.240 0:0:0:0:0:ffff:8b11:1cf0
139.17.28.241 0:0:0:0:0:ffff:8b11:1cf1
139.17.28.242 0:0:0:0:0:ffff:8b11:1cf2
139.17.28.243 0:0:0:0:0:ffff:8b11:1cf3
139.17.28.244 0:0:0:0:0:ffff:8b11:1cf4
139.17.28.245 0:0:0:0:0:ffff:8b11:1cf5
139.17.28.246 0:0:0:0:0:ffff:8b11:1cf6
139.17.28.247 0:0:0:0:0:ffff:8b11:1cf7
139.17.28.248 0:0:0:0:0:ffff:8b11:1cf8
139.17.28.249 0:0:0:0:0:ffff:8b11:1cf9
139.17.28.250 0:0:0:0:0:ffff:8b11:1cfa
139.17.28.251 0:0:0:0:0:ffff:8b11:1cfb
139.17.28.252 0:0:0:0:0:ffff:8b11:1cfc
139.17.28.253 0:0:0:0:0:ffff:8b11:1cfd
139.17.28.254 0:0:0:0:0:ffff:8b11:1cfe
139.17.28.255 0:0:0:0:0:ffff:8b11:1cff


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.