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
15.71.208.1 0:0:0:0:0:ffff:f47:d001
15.71.208.2 0:0:0:0:0:ffff:f47:d002
15.71.208.3 0:0:0:0:0:ffff:f47:d003
15.71.208.4 0:0:0:0:0:ffff:f47:d004
15.71.208.5 0:0:0:0:0:ffff:f47:d005
15.71.208.6 0:0:0:0:0:ffff:f47:d006
15.71.208.7 0:0:0:0:0:ffff:f47:d007
15.71.208.8 0:0:0:0:0:ffff:f47:d008
15.71.208.9 0:0:0:0:0:ffff:f47:d009
15.71.208.10 0:0:0:0:0:ffff:f47:d00a
15.71.208.11 0:0:0:0:0:ffff:f47:d00b
15.71.208.12 0:0:0:0:0:ffff:f47:d00c
15.71.208.13 0:0:0:0:0:ffff:f47:d00d
15.71.208.14 0:0:0:0:0:ffff:f47:d00e
15.71.208.15 0:0:0:0:0:ffff:f47:d00f
15.71.208.16 0:0:0:0:0:ffff:f47:d010
15.71.208.17 0:0:0:0:0:ffff:f47:d011
15.71.208.18 0:0:0:0:0:ffff:f47:d012
15.71.208.19 0:0:0:0:0:ffff:f47:d013
15.71.208.20 0:0:0:0:0:ffff:f47:d014
15.71.208.21 0:0:0:0:0:ffff:f47:d015
15.71.208.22 0:0:0:0:0:ffff:f47:d016
15.71.208.23 0:0:0:0:0:ffff:f47:d017
15.71.208.24 0:0:0:0:0:ffff:f47:d018
15.71.208.25 0:0:0:0:0:ffff:f47:d019
15.71.208.26 0:0:0:0:0:ffff:f47:d01a
15.71.208.27 0:0:0:0:0:ffff:f47:d01b
15.71.208.28 0:0:0:0:0:ffff:f47:d01c
15.71.208.29 0:0:0:0:0:ffff:f47:d01d
15.71.208.30 0:0:0:0:0:ffff:f47:d01e
15.71.208.31 0:0:0:0:0:ffff:f47:d01f
15.71.208.32 0:0:0:0:0:ffff:f47:d020
15.71.208.33 0:0:0:0:0:ffff:f47:d021
15.71.208.34 0:0:0:0:0:ffff:f47:d022
15.71.208.35 0:0:0:0:0:ffff:f47:d023
15.71.208.36 0:0:0:0:0:ffff:f47:d024
15.71.208.37 0:0:0:0:0:ffff:f47:d025
15.71.208.38 0:0:0:0:0:ffff:f47:d026
15.71.208.39 0:0:0:0:0:ffff:f47:d027
15.71.208.40 0:0:0:0:0:ffff:f47:d028
15.71.208.41 0:0:0:0:0:ffff:f47:d029
15.71.208.42 0:0:0:0:0:ffff:f47:d02a
15.71.208.43 0:0:0:0:0:ffff:f47:d02b
15.71.208.44 0:0:0:0:0:ffff:f47:d02c
15.71.208.45 0:0:0:0:0:ffff:f47:d02d
15.71.208.46 0:0:0:0:0:ffff:f47:d02e
15.71.208.47 0:0:0:0:0:ffff:f47:d02f
15.71.208.48 0:0:0:0:0:ffff:f47:d030
15.71.208.49 0:0:0:0:0:ffff:f47:d031
15.71.208.50 0:0:0:0:0:ffff:f47:d032
15.71.208.51 0:0:0:0:0:ffff:f47:d033
15.71.208.52 0:0:0:0:0:ffff:f47:d034
15.71.208.53 0:0:0:0:0:ffff:f47:d035
15.71.208.54 0:0:0:0:0:ffff:f47:d036
15.71.208.55 0:0:0:0:0:ffff:f47:d037
15.71.208.56 0:0:0:0:0:ffff:f47:d038
15.71.208.57 0:0:0:0:0:ffff:f47:d039
15.71.208.58 0:0:0:0:0:ffff:f47:d03a
15.71.208.59 0:0:0:0:0:ffff:f47:d03b
15.71.208.60 0:0:0:0:0:ffff:f47:d03c


15.71.208.61 0:0:0:0:0:ffff:f47:d03d
15.71.208.62 0:0:0:0:0:ffff:f47:d03e
15.71.208.63 0:0:0:0:0:ffff:f47:d03f
15.71.208.64 0:0:0:0:0:ffff:f47:d040
15.71.208.65 0:0:0:0:0:ffff:f47:d041
15.71.208.66 0:0:0:0:0:ffff:f47:d042
15.71.208.67 0:0:0:0:0:ffff:f47:d043
15.71.208.68 0:0:0:0:0:ffff:f47:d044
15.71.208.69 0:0:0:0:0:ffff:f47:d045
15.71.208.70 0:0:0:0:0:ffff:f47:d046
15.71.208.71 0:0:0:0:0:ffff:f47:d047
15.71.208.72 0:0:0:0:0:ffff:f47:d048
15.71.208.73 0:0:0:0:0:ffff:f47:d049
15.71.208.74 0:0:0:0:0:ffff:f47:d04a
15.71.208.75 0:0:0:0:0:ffff:f47:d04b
15.71.208.76 0:0:0:0:0:ffff:f47:d04c
15.71.208.77 0:0:0:0:0:ffff:f47:d04d
15.71.208.78 0:0:0:0:0:ffff:f47:d04e
15.71.208.79 0:0:0:0:0:ffff:f47:d04f
15.71.208.80 0:0:0:0:0:ffff:f47:d050
15.71.208.81 0:0:0:0:0:ffff:f47:d051
15.71.208.82 0:0:0:0:0:ffff:f47:d052
15.71.208.83 0:0:0:0:0:ffff:f47:d053
15.71.208.84 0:0:0:0:0:ffff:f47:d054
15.71.208.85 0:0:0:0:0:ffff:f47:d055
15.71.208.86 0:0:0:0:0:ffff:f47:d056
15.71.208.87 0:0:0:0:0:ffff:f47:d057
15.71.208.88 0:0:0:0:0:ffff:f47:d058
15.71.208.89 0:0:0:0:0:ffff:f47:d059
15.71.208.90 0:0:0:0:0:ffff:f47:d05a
15.71.208.91 0:0:0:0:0:ffff:f47:d05b
15.71.208.92 0:0:0:0:0:ffff:f47:d05c
15.71.208.93 0:0:0:0:0:ffff:f47:d05d
15.71.208.94 0:0:0:0:0:ffff:f47:d05e
15.71.208.95 0:0:0:0:0:ffff:f47:d05f
15.71.208.96 0:0:0:0:0:ffff:f47:d060
15.71.208.97 0:0:0:0:0:ffff:f47:d061
15.71.208.98 0:0:0:0:0:ffff:f47:d062
15.71.208.99 0:0:0:0:0:ffff:f47:d063
15.71.208.100 0:0:0:0:0:ffff:f47:d064
15.71.208.101 0:0:0:0:0:ffff:f47:d065
15.71.208.102 0:0:0:0:0:ffff:f47:d066
15.71.208.103 0:0:0:0:0:ffff:f47:d067
15.71.208.104 0:0:0:0:0:ffff:f47:d068
15.71.208.105 0:0:0:0:0:ffff:f47:d069
15.71.208.106 0:0:0:0:0:ffff:f47:d06a
15.71.208.107 0:0:0:0:0:ffff:f47:d06b
15.71.208.108 0:0:0:0:0:ffff:f47:d06c
15.71.208.109 0:0:0:0:0:ffff:f47:d06d
15.71.208.110 0:0:0:0:0:ffff:f47:d06e
15.71.208.111 0:0:0:0:0:ffff:f47:d06f
15.71.208.112 0:0:0:0:0:ffff:f47:d070
15.71.208.113 0:0:0:0:0:ffff:f47:d071
15.71.208.114 0:0:0:0:0:ffff:f47:d072
15.71.208.115 0:0:0:0:0:ffff:f47:d073
15.71.208.116 0:0:0:0:0:ffff:f47:d074
15.71.208.117 0:0:0:0:0:ffff:f47:d075
15.71.208.118 0:0:0:0:0:ffff:f47:d076
15.71.208.119 0:0:0:0:0:ffff:f47:d077
15.71.208.120 0:0:0:0:0:ffff:f47:d078


15.71.208.121 0:0:0:0:0:ffff:f47:d079
15.71.208.122 0:0:0:0:0:ffff:f47:d07a
15.71.208.123 0:0:0:0:0:ffff:f47:d07b
15.71.208.124 0:0:0:0:0:ffff:f47:d07c
15.71.208.125 0:0:0:0:0:ffff:f47:d07d
15.71.208.126 0:0:0:0:0:ffff:f47:d07e
15.71.208.127 0:0:0:0:0:ffff:f47:d07f
15.71.208.128 0:0:0:0:0:ffff:f47:d080
15.71.208.129 0:0:0:0:0:ffff:f47:d081
15.71.208.130 0:0:0:0:0:ffff:f47:d082
15.71.208.131 0:0:0:0:0:ffff:f47:d083
15.71.208.132 0:0:0:0:0:ffff:f47:d084
15.71.208.133 0:0:0:0:0:ffff:f47:d085
15.71.208.134 0:0:0:0:0:ffff:f47:d086
15.71.208.135 0:0:0:0:0:ffff:f47:d087
15.71.208.136 0:0:0:0:0:ffff:f47:d088
15.71.208.137 0:0:0:0:0:ffff:f47:d089
15.71.208.138 0:0:0:0:0:ffff:f47:d08a
15.71.208.139 0:0:0:0:0:ffff:f47:d08b
15.71.208.140 0:0:0:0:0:ffff:f47:d08c
15.71.208.141 0:0:0:0:0:ffff:f47:d08d
15.71.208.142 0:0:0:0:0:ffff:f47:d08e
15.71.208.143 0:0:0:0:0:ffff:f47:d08f
15.71.208.144 0:0:0:0:0:ffff:f47:d090
15.71.208.145 0:0:0:0:0:ffff:f47:d091
15.71.208.146 0:0:0:0:0:ffff:f47:d092
15.71.208.147 0:0:0:0:0:ffff:f47:d093
15.71.208.148 0:0:0:0:0:ffff:f47:d094
15.71.208.149 0:0:0:0:0:ffff:f47:d095
15.71.208.150 0:0:0:0:0:ffff:f47:d096
15.71.208.151 0:0:0:0:0:ffff:f47:d097
15.71.208.152 0:0:0:0:0:ffff:f47:d098
15.71.208.153 0:0:0:0:0:ffff:f47:d099
15.71.208.154 0:0:0:0:0:ffff:f47:d09a
15.71.208.155 0:0:0:0:0:ffff:f47:d09b
15.71.208.156 0:0:0:0:0:ffff:f47:d09c
15.71.208.157 0:0:0:0:0:ffff:f47:d09d
15.71.208.158 0:0:0:0:0:ffff:f47:d09e
15.71.208.159 0:0:0:0:0:ffff:f47:d09f
15.71.208.160 0:0:0:0:0:ffff:f47:d0a0
15.71.208.161 0:0:0:0:0:ffff:f47:d0a1
15.71.208.162 0:0:0:0:0:ffff:f47:d0a2
15.71.208.163 0:0:0:0:0:ffff:f47:d0a3
15.71.208.164 0:0:0:0:0:ffff:f47:d0a4
15.71.208.165 0:0:0:0:0:ffff:f47:d0a5
15.71.208.166 0:0:0:0:0:ffff:f47:d0a6
15.71.208.167 0:0:0:0:0:ffff:f47:d0a7
15.71.208.168 0:0:0:0:0:ffff:f47:d0a8
15.71.208.169 0:0:0:0:0:ffff:f47:d0a9
15.71.208.170 0:0:0:0:0:ffff:f47:d0aa
15.71.208.171 0:0:0:0:0:ffff:f47:d0ab
15.71.208.172 0:0:0:0:0:ffff:f47:d0ac
15.71.208.173 0:0:0:0:0:ffff:f47:d0ad
15.71.208.174 0:0:0:0:0:ffff:f47:d0ae
15.71.208.175 0:0:0:0:0:ffff:f47:d0af
15.71.208.176 0:0:0:0:0:ffff:f47:d0b0
15.71.208.177 0:0:0:0:0:ffff:f47:d0b1
15.71.208.178 0:0:0:0:0:ffff:f47:d0b2
15.71.208.179 0:0:0:0:0:ffff:f47:d0b3
15.71.208.180 0:0:0:0:0:ffff:f47:d0b4


15.71.208.181 0:0:0:0:0:ffff:f47:d0b5
15.71.208.182 0:0:0:0:0:ffff:f47:d0b6
15.71.208.183 0:0:0:0:0:ffff:f47:d0b7
15.71.208.184 0:0:0:0:0:ffff:f47:d0b8
15.71.208.185 0:0:0:0:0:ffff:f47:d0b9
15.71.208.186 0:0:0:0:0:ffff:f47:d0ba
15.71.208.187 0:0:0:0:0:ffff:f47:d0bb
15.71.208.188 0:0:0:0:0:ffff:f47:d0bc
15.71.208.189 0:0:0:0:0:ffff:f47:d0bd
15.71.208.190 0:0:0:0:0:ffff:f47:d0be
15.71.208.191 0:0:0:0:0:ffff:f47:d0bf
15.71.208.192 0:0:0:0:0:ffff:f47:d0c0
15.71.208.193 0:0:0:0:0:ffff:f47:d0c1
15.71.208.194 0:0:0:0:0:ffff:f47:d0c2
15.71.208.195 0:0:0:0:0:ffff:f47:d0c3
15.71.208.196 0:0:0:0:0:ffff:f47:d0c4
15.71.208.197 0:0:0:0:0:ffff:f47:d0c5
15.71.208.198 0:0:0:0:0:ffff:f47:d0c6
15.71.208.199 0:0:0:0:0:ffff:f47:d0c7
15.71.208.200 0:0:0:0:0:ffff:f47:d0c8
15.71.208.201 0:0:0:0:0:ffff:f47:d0c9
15.71.208.202 0:0:0:0:0:ffff:f47:d0ca
15.71.208.203 0:0:0:0:0:ffff:f47:d0cb
15.71.208.204 0:0:0:0:0:ffff:f47:d0cc
15.71.208.205 0:0:0:0:0:ffff:f47:d0cd
15.71.208.206 0:0:0:0:0:ffff:f47:d0ce
15.71.208.207 0:0:0:0:0:ffff:f47:d0cf
15.71.208.208 0:0:0:0:0:ffff:f47:d0d0
15.71.208.209 0:0:0:0:0:ffff:f47:d0d1
15.71.208.210 0:0:0:0:0:ffff:f47:d0d2
15.71.208.211 0:0:0:0:0:ffff:f47:d0d3
15.71.208.212 0:0:0:0:0:ffff:f47:d0d4
15.71.208.213 0:0:0:0:0:ffff:f47:d0d5
15.71.208.214 0:0:0:0:0:ffff:f47:d0d6
15.71.208.215 0:0:0:0:0:ffff:f47:d0d7
15.71.208.216 0:0:0:0:0:ffff:f47:d0d8
15.71.208.217 0:0:0:0:0:ffff:f47:d0d9
15.71.208.218 0:0:0:0:0:ffff:f47:d0da
15.71.208.219 0:0:0:0:0:ffff:f47:d0db
15.71.208.220 0:0:0:0:0:ffff:f47:d0dc
15.71.208.221 0:0:0:0:0:ffff:f47:d0dd
15.71.208.222 0:0:0:0:0:ffff:f47:d0de
15.71.208.223 0:0:0:0:0:ffff:f47:d0df
15.71.208.224 0:0:0:0:0:ffff:f47:d0e0
15.71.208.225 0:0:0:0:0:ffff:f47:d0e1
15.71.208.226 0:0:0:0:0:ffff:f47:d0e2
15.71.208.227 0:0:0:0:0:ffff:f47:d0e3
15.71.208.228 0:0:0:0:0:ffff:f47:d0e4
15.71.208.229 0:0:0:0:0:ffff:f47:d0e5
15.71.208.230 0:0:0:0:0:ffff:f47:d0e6
15.71.208.231 0:0:0:0:0:ffff:f47:d0e7
15.71.208.232 0:0:0:0:0:ffff:f47:d0e8
15.71.208.233 0:0:0:0:0:ffff:f47:d0e9
15.71.208.234 0:0:0:0:0:ffff:f47:d0ea
15.71.208.235 0:0:0:0:0:ffff:f47:d0eb
15.71.208.236 0:0:0:0:0:ffff:f47:d0ec
15.71.208.237 0:0:0:0:0:ffff:f47:d0ed
15.71.208.238 0:0:0:0:0:ffff:f47:d0ee
15.71.208.239 0:0:0:0:0:ffff:f47:d0ef
15.71.208.240 0:0:0:0:0:ffff:f47:d0f0
15.71.208.241 0:0:0:0:0:ffff:f47:d0f1
15.71.208.242 0:0:0:0:0:ffff:f47:d0f2
15.71.208.243 0:0:0:0:0:ffff:f47:d0f3
15.71.208.244 0:0:0:0:0:ffff:f47:d0f4
15.71.208.245 0:0:0:0:0:ffff:f47:d0f5
15.71.208.246 0:0:0:0:0:ffff:f47:d0f6
15.71.208.247 0:0:0:0:0:ffff:f47:d0f7
15.71.208.248 0:0:0:0:0:ffff:f47:d0f8
15.71.208.249 0:0:0:0:0:ffff:f47:d0f9
15.71.208.250 0:0:0:0:0:ffff:f47:d0fa
15.71.208.251 0:0:0:0:0:ffff:f47:d0fb
15.71.208.252 0:0:0:0:0:ffff:f47:d0fc
15.71.208.253 0:0:0:0:0:ffff:f47:d0fd
15.71.208.254 0:0:0:0:0:ffff:f47:d0fe
15.71.208.255 0:0:0:0:0:ffff:f47:d0ff


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.