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
71.137.240.1 0:0:0:0:0:ffff:4789:f001
71.137.240.2 0:0:0:0:0:ffff:4789:f002
71.137.240.3 0:0:0:0:0:ffff:4789:f003
71.137.240.4 0:0:0:0:0:ffff:4789:f004
71.137.240.5 0:0:0:0:0:ffff:4789:f005
71.137.240.6 0:0:0:0:0:ffff:4789:f006
71.137.240.7 0:0:0:0:0:ffff:4789:f007
71.137.240.8 0:0:0:0:0:ffff:4789:f008
71.137.240.9 0:0:0:0:0:ffff:4789:f009
71.137.240.10 0:0:0:0:0:ffff:4789:f00a
71.137.240.11 0:0:0:0:0:ffff:4789:f00b
71.137.240.12 0:0:0:0:0:ffff:4789:f00c
71.137.240.13 0:0:0:0:0:ffff:4789:f00d
71.137.240.14 0:0:0:0:0:ffff:4789:f00e
71.137.240.15 0:0:0:0:0:ffff:4789:f00f
71.137.240.16 0:0:0:0:0:ffff:4789:f010
71.137.240.17 0:0:0:0:0:ffff:4789:f011
71.137.240.18 0:0:0:0:0:ffff:4789:f012
71.137.240.19 0:0:0:0:0:ffff:4789:f013
71.137.240.20 0:0:0:0:0:ffff:4789:f014
71.137.240.21 0:0:0:0:0:ffff:4789:f015
71.137.240.22 0:0:0:0:0:ffff:4789:f016
71.137.240.23 0:0:0:0:0:ffff:4789:f017
71.137.240.24 0:0:0:0:0:ffff:4789:f018
71.137.240.25 0:0:0:0:0:ffff:4789:f019
71.137.240.26 0:0:0:0:0:ffff:4789:f01a
71.137.240.27 0:0:0:0:0:ffff:4789:f01b
71.137.240.28 0:0:0:0:0:ffff:4789:f01c
71.137.240.29 0:0:0:0:0:ffff:4789:f01d
71.137.240.30 0:0:0:0:0:ffff:4789:f01e
71.137.240.31 0:0:0:0:0:ffff:4789:f01f
71.137.240.32 0:0:0:0:0:ffff:4789:f020
71.137.240.33 0:0:0:0:0:ffff:4789:f021
71.137.240.34 0:0:0:0:0:ffff:4789:f022
71.137.240.35 0:0:0:0:0:ffff:4789:f023
71.137.240.36 0:0:0:0:0:ffff:4789:f024
71.137.240.37 0:0:0:0:0:ffff:4789:f025
71.137.240.38 0:0:0:0:0:ffff:4789:f026
71.137.240.39 0:0:0:0:0:ffff:4789:f027
71.137.240.40 0:0:0:0:0:ffff:4789:f028
71.137.240.41 0:0:0:0:0:ffff:4789:f029
71.137.240.42 0:0:0:0:0:ffff:4789:f02a
71.137.240.43 0:0:0:0:0:ffff:4789:f02b
71.137.240.44 0:0:0:0:0:ffff:4789:f02c
71.137.240.45 0:0:0:0:0:ffff:4789:f02d
71.137.240.46 0:0:0:0:0:ffff:4789:f02e
71.137.240.47 0:0:0:0:0:ffff:4789:f02f
71.137.240.48 0:0:0:0:0:ffff:4789:f030
71.137.240.49 0:0:0:0:0:ffff:4789:f031
71.137.240.50 0:0:0:0:0:ffff:4789:f032
71.137.240.51 0:0:0:0:0:ffff:4789:f033
71.137.240.52 0:0:0:0:0:ffff:4789:f034
71.137.240.53 0:0:0:0:0:ffff:4789:f035
71.137.240.54 0:0:0:0:0:ffff:4789:f036
71.137.240.55 0:0:0:0:0:ffff:4789:f037
71.137.240.56 0:0:0:0:0:ffff:4789:f038
71.137.240.57 0:0:0:0:0:ffff:4789:f039
71.137.240.58 0:0:0:0:0:ffff:4789:f03a
71.137.240.59 0:0:0:0:0:ffff:4789:f03b
71.137.240.60 0:0:0:0:0:ffff:4789:f03c


71.137.240.61 0:0:0:0:0:ffff:4789:f03d
71.137.240.62 0:0:0:0:0:ffff:4789:f03e
71.137.240.63 0:0:0:0:0:ffff:4789:f03f
71.137.240.64 0:0:0:0:0:ffff:4789:f040
71.137.240.65 0:0:0:0:0:ffff:4789:f041
71.137.240.66 0:0:0:0:0:ffff:4789:f042
71.137.240.67 0:0:0:0:0:ffff:4789:f043
71.137.240.68 0:0:0:0:0:ffff:4789:f044
71.137.240.69 0:0:0:0:0:ffff:4789:f045
71.137.240.70 0:0:0:0:0:ffff:4789:f046
71.137.240.71 0:0:0:0:0:ffff:4789:f047
71.137.240.72 0:0:0:0:0:ffff:4789:f048
71.137.240.73 0:0:0:0:0:ffff:4789:f049
71.137.240.74 0:0:0:0:0:ffff:4789:f04a
71.137.240.75 0:0:0:0:0:ffff:4789:f04b
71.137.240.76 0:0:0:0:0:ffff:4789:f04c
71.137.240.77 0:0:0:0:0:ffff:4789:f04d
71.137.240.78 0:0:0:0:0:ffff:4789:f04e
71.137.240.79 0:0:0:0:0:ffff:4789:f04f
71.137.240.80 0:0:0:0:0:ffff:4789:f050
71.137.240.81 0:0:0:0:0:ffff:4789:f051
71.137.240.82 0:0:0:0:0:ffff:4789:f052
71.137.240.83 0:0:0:0:0:ffff:4789:f053
71.137.240.84 0:0:0:0:0:ffff:4789:f054
71.137.240.85 0:0:0:0:0:ffff:4789:f055
71.137.240.86 0:0:0:0:0:ffff:4789:f056
71.137.240.87 0:0:0:0:0:ffff:4789:f057
71.137.240.88 0:0:0:0:0:ffff:4789:f058
71.137.240.89 0:0:0:0:0:ffff:4789:f059
71.137.240.90 0:0:0:0:0:ffff:4789:f05a
71.137.240.91 0:0:0:0:0:ffff:4789:f05b
71.137.240.92 0:0:0:0:0:ffff:4789:f05c
71.137.240.93 0:0:0:0:0:ffff:4789:f05d
71.137.240.94 0:0:0:0:0:ffff:4789:f05e
71.137.240.95 0:0:0:0:0:ffff:4789:f05f
71.137.240.96 0:0:0:0:0:ffff:4789:f060
71.137.240.97 0:0:0:0:0:ffff:4789:f061
71.137.240.98 0:0:0:0:0:ffff:4789:f062
71.137.240.99 0:0:0:0:0:ffff:4789:f063
71.137.240.100 0:0:0:0:0:ffff:4789:f064
71.137.240.101 0:0:0:0:0:ffff:4789:f065
71.137.240.102 0:0:0:0:0:ffff:4789:f066
71.137.240.103 0:0:0:0:0:ffff:4789:f067
71.137.240.104 0:0:0:0:0:ffff:4789:f068
71.137.240.105 0:0:0:0:0:ffff:4789:f069
71.137.240.106 0:0:0:0:0:ffff:4789:f06a
71.137.240.107 0:0:0:0:0:ffff:4789:f06b
71.137.240.108 0:0:0:0:0:ffff:4789:f06c
71.137.240.109 0:0:0:0:0:ffff:4789:f06d
71.137.240.110 0:0:0:0:0:ffff:4789:f06e
71.137.240.111 0:0:0:0:0:ffff:4789:f06f
71.137.240.112 0:0:0:0:0:ffff:4789:f070
71.137.240.113 0:0:0:0:0:ffff:4789:f071
71.137.240.114 0:0:0:0:0:ffff:4789:f072
71.137.240.115 0:0:0:0:0:ffff:4789:f073
71.137.240.116 0:0:0:0:0:ffff:4789:f074
71.137.240.117 0:0:0:0:0:ffff:4789:f075
71.137.240.118 0:0:0:0:0:ffff:4789:f076
71.137.240.119 0:0:0:0:0:ffff:4789:f077
71.137.240.120 0:0:0:0:0:ffff:4789:f078


71.137.240.121 0:0:0:0:0:ffff:4789:f079
71.137.240.122 0:0:0:0:0:ffff:4789:f07a
71.137.240.123 0:0:0:0:0:ffff:4789:f07b
71.137.240.124 0:0:0:0:0:ffff:4789:f07c
71.137.240.125 0:0:0:0:0:ffff:4789:f07d
71.137.240.126 0:0:0:0:0:ffff:4789:f07e
71.137.240.127 0:0:0:0:0:ffff:4789:f07f
71.137.240.128 0:0:0:0:0:ffff:4789:f080
71.137.240.129 0:0:0:0:0:ffff:4789:f081
71.137.240.130 0:0:0:0:0:ffff:4789:f082
71.137.240.131 0:0:0:0:0:ffff:4789:f083
71.137.240.132 0:0:0:0:0:ffff:4789:f084
71.137.240.133 0:0:0:0:0:ffff:4789:f085
71.137.240.134 0:0:0:0:0:ffff:4789:f086
71.137.240.135 0:0:0:0:0:ffff:4789:f087
71.137.240.136 0:0:0:0:0:ffff:4789:f088
71.137.240.137 0:0:0:0:0:ffff:4789:f089
71.137.240.138 0:0:0:0:0:ffff:4789:f08a
71.137.240.139 0:0:0:0:0:ffff:4789:f08b
71.137.240.140 0:0:0:0:0:ffff:4789:f08c
71.137.240.141 0:0:0:0:0:ffff:4789:f08d
71.137.240.142 0:0:0:0:0:ffff:4789:f08e
71.137.240.143 0:0:0:0:0:ffff:4789:f08f
71.137.240.144 0:0:0:0:0:ffff:4789:f090
71.137.240.145 0:0:0:0:0:ffff:4789:f091
71.137.240.146 0:0:0:0:0:ffff:4789:f092
71.137.240.147 0:0:0:0:0:ffff:4789:f093
71.137.240.148 0:0:0:0:0:ffff:4789:f094
71.137.240.149 0:0:0:0:0:ffff:4789:f095
71.137.240.150 0:0:0:0:0:ffff:4789:f096
71.137.240.151 0:0:0:0:0:ffff:4789:f097
71.137.240.152 0:0:0:0:0:ffff:4789:f098
71.137.240.153 0:0:0:0:0:ffff:4789:f099
71.137.240.154 0:0:0:0:0:ffff:4789:f09a
71.137.240.155 0:0:0:0:0:ffff:4789:f09b
71.137.240.156 0:0:0:0:0:ffff:4789:f09c
71.137.240.157 0:0:0:0:0:ffff:4789:f09d
71.137.240.158 0:0:0:0:0:ffff:4789:f09e
71.137.240.159 0:0:0:0:0:ffff:4789:f09f
71.137.240.160 0:0:0:0:0:ffff:4789:f0a0
71.137.240.161 0:0:0:0:0:ffff:4789:f0a1
71.137.240.162 0:0:0:0:0:ffff:4789:f0a2
71.137.240.163 0:0:0:0:0:ffff:4789:f0a3
71.137.240.164 0:0:0:0:0:ffff:4789:f0a4
71.137.240.165 0:0:0:0:0:ffff:4789:f0a5
71.137.240.166 0:0:0:0:0:ffff:4789:f0a6
71.137.240.167 0:0:0:0:0:ffff:4789:f0a7
71.137.240.168 0:0:0:0:0:ffff:4789:f0a8
71.137.240.169 0:0:0:0:0:ffff:4789:f0a9
71.137.240.170 0:0:0:0:0:ffff:4789:f0aa
71.137.240.171 0:0:0:0:0:ffff:4789:f0ab
71.137.240.172 0:0:0:0:0:ffff:4789:f0ac
71.137.240.173 0:0:0:0:0:ffff:4789:f0ad
71.137.240.174 0:0:0:0:0:ffff:4789:f0ae
71.137.240.175 0:0:0:0:0:ffff:4789:f0af
71.137.240.176 0:0:0:0:0:ffff:4789:f0b0
71.137.240.177 0:0:0:0:0:ffff:4789:f0b1
71.137.240.178 0:0:0:0:0:ffff:4789:f0b2
71.137.240.179 0:0:0:0:0:ffff:4789:f0b3
71.137.240.180 0:0:0:0:0:ffff:4789:f0b4


71.137.240.181 0:0:0:0:0:ffff:4789:f0b5
71.137.240.182 0:0:0:0:0:ffff:4789:f0b6
71.137.240.183 0:0:0:0:0:ffff:4789:f0b7
71.137.240.184 0:0:0:0:0:ffff:4789:f0b8
71.137.240.185 0:0:0:0:0:ffff:4789:f0b9
71.137.240.186 0:0:0:0:0:ffff:4789:f0ba
71.137.240.187 0:0:0:0:0:ffff:4789:f0bb
71.137.240.188 0:0:0:0:0:ffff:4789:f0bc
71.137.240.189 0:0:0:0:0:ffff:4789:f0bd
71.137.240.190 0:0:0:0:0:ffff:4789:f0be
71.137.240.191 0:0:0:0:0:ffff:4789:f0bf
71.137.240.192 0:0:0:0:0:ffff:4789:f0c0
71.137.240.193 0:0:0:0:0:ffff:4789:f0c1
71.137.240.194 0:0:0:0:0:ffff:4789:f0c2
71.137.240.195 0:0:0:0:0:ffff:4789:f0c3
71.137.240.196 0:0:0:0:0:ffff:4789:f0c4
71.137.240.197 0:0:0:0:0:ffff:4789:f0c5
71.137.240.198 0:0:0:0:0:ffff:4789:f0c6
71.137.240.199 0:0:0:0:0:ffff:4789:f0c7
71.137.240.200 0:0:0:0:0:ffff:4789:f0c8
71.137.240.201 0:0:0:0:0:ffff:4789:f0c9
71.137.240.202 0:0:0:0:0:ffff:4789:f0ca
71.137.240.203 0:0:0:0:0:ffff:4789:f0cb
71.137.240.204 0:0:0:0:0:ffff:4789:f0cc
71.137.240.205 0:0:0:0:0:ffff:4789:f0cd
71.137.240.206 0:0:0:0:0:ffff:4789:f0ce
71.137.240.207 0:0:0:0:0:ffff:4789:f0cf
71.137.240.208 0:0:0:0:0:ffff:4789:f0d0
71.137.240.209 0:0:0:0:0:ffff:4789:f0d1
71.137.240.210 0:0:0:0:0:ffff:4789:f0d2
71.137.240.211 0:0:0:0:0:ffff:4789:f0d3
71.137.240.212 0:0:0:0:0:ffff:4789:f0d4
71.137.240.213 0:0:0:0:0:ffff:4789:f0d5
71.137.240.214 0:0:0:0:0:ffff:4789:f0d6
71.137.240.215 0:0:0:0:0:ffff:4789:f0d7
71.137.240.216 0:0:0:0:0:ffff:4789:f0d8
71.137.240.217 0:0:0:0:0:ffff:4789:f0d9
71.137.240.218 0:0:0:0:0:ffff:4789:f0da
71.137.240.219 0:0:0:0:0:ffff:4789:f0db
71.137.240.220 0:0:0:0:0:ffff:4789:f0dc
71.137.240.221 0:0:0:0:0:ffff:4789:f0dd
71.137.240.222 0:0:0:0:0:ffff:4789:f0de
71.137.240.223 0:0:0:0:0:ffff:4789:f0df
71.137.240.224 0:0:0:0:0:ffff:4789:f0e0
71.137.240.225 0:0:0:0:0:ffff:4789:f0e1
71.137.240.226 0:0:0:0:0:ffff:4789:f0e2
71.137.240.227 0:0:0:0:0:ffff:4789:f0e3
71.137.240.228 0:0:0:0:0:ffff:4789:f0e4
71.137.240.229 0:0:0:0:0:ffff:4789:f0e5
71.137.240.230 0:0:0:0:0:ffff:4789:f0e6
71.137.240.231 0:0:0:0:0:ffff:4789:f0e7
71.137.240.232 0:0:0:0:0:ffff:4789:f0e8
71.137.240.233 0:0:0:0:0:ffff:4789:f0e9
71.137.240.234 0:0:0:0:0:ffff:4789:f0ea
71.137.240.235 0:0:0:0:0:ffff:4789:f0eb
71.137.240.236 0:0:0:0:0:ffff:4789:f0ec
71.137.240.237 0:0:0:0:0:ffff:4789:f0ed
71.137.240.238 0:0:0:0:0:ffff:4789:f0ee
71.137.240.239 0:0:0:0:0:ffff:4789:f0ef
71.137.240.240 0:0:0:0:0:ffff:4789:f0f0
71.137.240.241 0:0:0:0:0:ffff:4789:f0f1
71.137.240.242 0:0:0:0:0:ffff:4789:f0f2
71.137.240.243 0:0:0:0:0:ffff:4789:f0f3
71.137.240.244 0:0:0:0:0:ffff:4789:f0f4
71.137.240.245 0:0:0:0:0:ffff:4789:f0f5
71.137.240.246 0:0:0:0:0:ffff:4789:f0f6
71.137.240.247 0:0:0:0:0:ffff:4789:f0f7
71.137.240.248 0:0:0:0:0:ffff:4789:f0f8
71.137.240.249 0:0:0:0:0:ffff:4789:f0f9
71.137.240.250 0:0:0:0:0:ffff:4789:f0fa
71.137.240.251 0:0:0:0:0:ffff:4789:f0fb
71.137.240.252 0:0:0:0:0:ffff:4789:f0fc
71.137.240.253 0:0:0:0:0:ffff:4789:f0fd
71.137.240.254 0:0:0:0:0:ffff:4789:f0fe
71.137.240.255 0:0:0:0:0:ffff:4789:f0ff


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.