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
71.2.151.1 0:0:0:0:0:ffff:4702:9701
71.2.151.2 0:0:0:0:0:ffff:4702:9702
71.2.151.3 0:0:0:0:0:ffff:4702:9703
71.2.151.4 0:0:0:0:0:ffff:4702:9704
71.2.151.5 0:0:0:0:0:ffff:4702:9705
71.2.151.6 0:0:0:0:0:ffff:4702:9706
71.2.151.7 0:0:0:0:0:ffff:4702:9707
71.2.151.8 0:0:0:0:0:ffff:4702:9708
71.2.151.9 0:0:0:0:0:ffff:4702:9709
71.2.151.10 0:0:0:0:0:ffff:4702:970a
71.2.151.11 0:0:0:0:0:ffff:4702:970b
71.2.151.12 0:0:0:0:0:ffff:4702:970c
71.2.151.13 0:0:0:0:0:ffff:4702:970d
71.2.151.14 0:0:0:0:0:ffff:4702:970e
71.2.151.15 0:0:0:0:0:ffff:4702:970f
71.2.151.16 0:0:0:0:0:ffff:4702:9710
71.2.151.17 0:0:0:0:0:ffff:4702:9711
71.2.151.18 0:0:0:0:0:ffff:4702:9712
71.2.151.19 0:0:0:0:0:ffff:4702:9713
71.2.151.20 0:0:0:0:0:ffff:4702:9714
71.2.151.21 0:0:0:0:0:ffff:4702:9715
71.2.151.22 0:0:0:0:0:ffff:4702:9716
71.2.151.23 0:0:0:0:0:ffff:4702:9717
71.2.151.24 0:0:0:0:0:ffff:4702:9718
71.2.151.25 0:0:0:0:0:ffff:4702:9719
71.2.151.26 0:0:0:0:0:ffff:4702:971a
71.2.151.27 0:0:0:0:0:ffff:4702:971b
71.2.151.28 0:0:0:0:0:ffff:4702:971c
71.2.151.29 0:0:0:0:0:ffff:4702:971d
71.2.151.30 0:0:0:0:0:ffff:4702:971e
71.2.151.31 0:0:0:0:0:ffff:4702:971f
71.2.151.32 0:0:0:0:0:ffff:4702:9720
71.2.151.33 0:0:0:0:0:ffff:4702:9721
71.2.151.34 0:0:0:0:0:ffff:4702:9722
71.2.151.35 0:0:0:0:0:ffff:4702:9723
71.2.151.36 0:0:0:0:0:ffff:4702:9724
71.2.151.37 0:0:0:0:0:ffff:4702:9725
71.2.151.38 0:0:0:0:0:ffff:4702:9726
71.2.151.39 0:0:0:0:0:ffff:4702:9727
71.2.151.40 0:0:0:0:0:ffff:4702:9728
71.2.151.41 0:0:0:0:0:ffff:4702:9729
71.2.151.42 0:0:0:0:0:ffff:4702:972a
71.2.151.43 0:0:0:0:0:ffff:4702:972b
71.2.151.44 0:0:0:0:0:ffff:4702:972c
71.2.151.45 0:0:0:0:0:ffff:4702:972d
71.2.151.46 0:0:0:0:0:ffff:4702:972e
71.2.151.47 0:0:0:0:0:ffff:4702:972f
71.2.151.48 0:0:0:0:0:ffff:4702:9730
71.2.151.49 0:0:0:0:0:ffff:4702:9731
71.2.151.50 0:0:0:0:0:ffff:4702:9732
71.2.151.51 0:0:0:0:0:ffff:4702:9733
71.2.151.52 0:0:0:0:0:ffff:4702:9734
71.2.151.53 0:0:0:0:0:ffff:4702:9735
71.2.151.54 0:0:0:0:0:ffff:4702:9736
71.2.151.55 0:0:0:0:0:ffff:4702:9737
71.2.151.56 0:0:0:0:0:ffff:4702:9738
71.2.151.57 0:0:0:0:0:ffff:4702:9739
71.2.151.58 0:0:0:0:0:ffff:4702:973a
71.2.151.59 0:0:0:0:0:ffff:4702:973b
71.2.151.60 0:0:0:0:0:ffff:4702:973c


71.2.151.61 0:0:0:0:0:ffff:4702:973d
71.2.151.62 0:0:0:0:0:ffff:4702:973e
71.2.151.63 0:0:0:0:0:ffff:4702:973f
71.2.151.64 0:0:0:0:0:ffff:4702:9740
71.2.151.65 0:0:0:0:0:ffff:4702:9741
71.2.151.66 0:0:0:0:0:ffff:4702:9742
71.2.151.67 0:0:0:0:0:ffff:4702:9743
71.2.151.68 0:0:0:0:0:ffff:4702:9744
71.2.151.69 0:0:0:0:0:ffff:4702:9745
71.2.151.70 0:0:0:0:0:ffff:4702:9746
71.2.151.71 0:0:0:0:0:ffff:4702:9747
71.2.151.72 0:0:0:0:0:ffff:4702:9748
71.2.151.73 0:0:0:0:0:ffff:4702:9749
71.2.151.74 0:0:0:0:0:ffff:4702:974a
71.2.151.75 0:0:0:0:0:ffff:4702:974b
71.2.151.76 0:0:0:0:0:ffff:4702:974c
71.2.151.77 0:0:0:0:0:ffff:4702:974d
71.2.151.78 0:0:0:0:0:ffff:4702:974e
71.2.151.79 0:0:0:0:0:ffff:4702:974f
71.2.151.80 0:0:0:0:0:ffff:4702:9750
71.2.151.81 0:0:0:0:0:ffff:4702:9751
71.2.151.82 0:0:0:0:0:ffff:4702:9752
71.2.151.83 0:0:0:0:0:ffff:4702:9753
71.2.151.84 0:0:0:0:0:ffff:4702:9754
71.2.151.85 0:0:0:0:0:ffff:4702:9755
71.2.151.86 0:0:0:0:0:ffff:4702:9756
71.2.151.87 0:0:0:0:0:ffff:4702:9757
71.2.151.88 0:0:0:0:0:ffff:4702:9758
71.2.151.89 0:0:0:0:0:ffff:4702:9759
71.2.151.90 0:0:0:0:0:ffff:4702:975a
71.2.151.91 0:0:0:0:0:ffff:4702:975b
71.2.151.92 0:0:0:0:0:ffff:4702:975c
71.2.151.93 0:0:0:0:0:ffff:4702:975d
71.2.151.94 0:0:0:0:0:ffff:4702:975e
71.2.151.95 0:0:0:0:0:ffff:4702:975f
71.2.151.96 0:0:0:0:0:ffff:4702:9760
71.2.151.97 0:0:0:0:0:ffff:4702:9761
71.2.151.98 0:0:0:0:0:ffff:4702:9762
71.2.151.99 0:0:0:0:0:ffff:4702:9763
71.2.151.100 0:0:0:0:0:ffff:4702:9764
71.2.151.101 0:0:0:0:0:ffff:4702:9765
71.2.151.102 0:0:0:0:0:ffff:4702:9766
71.2.151.103 0:0:0:0:0:ffff:4702:9767
71.2.151.104 0:0:0:0:0:ffff:4702:9768
71.2.151.105 0:0:0:0:0:ffff:4702:9769
71.2.151.106 0:0:0:0:0:ffff:4702:976a
71.2.151.107 0:0:0:0:0:ffff:4702:976b
71.2.151.108 0:0:0:0:0:ffff:4702:976c
71.2.151.109 0:0:0:0:0:ffff:4702:976d
71.2.151.110 0:0:0:0:0:ffff:4702:976e
71.2.151.111 0:0:0:0:0:ffff:4702:976f
71.2.151.112 0:0:0:0:0:ffff:4702:9770
71.2.151.113 0:0:0:0:0:ffff:4702:9771
71.2.151.114 0:0:0:0:0:ffff:4702:9772
71.2.151.115 0:0:0:0:0:ffff:4702:9773
71.2.151.116 0:0:0:0:0:ffff:4702:9774
71.2.151.117 0:0:0:0:0:ffff:4702:9775
71.2.151.118 0:0:0:0:0:ffff:4702:9776
71.2.151.119 0:0:0:0:0:ffff:4702:9777
71.2.151.120 0:0:0:0:0:ffff:4702:9778


71.2.151.121 0:0:0:0:0:ffff:4702:9779
71.2.151.122 0:0:0:0:0:ffff:4702:977a
71.2.151.123 0:0:0:0:0:ffff:4702:977b
71.2.151.124 0:0:0:0:0:ffff:4702:977c
71.2.151.125 0:0:0:0:0:ffff:4702:977d
71.2.151.126 0:0:0:0:0:ffff:4702:977e
71.2.151.127 0:0:0:0:0:ffff:4702:977f
71.2.151.128 0:0:0:0:0:ffff:4702:9780
71.2.151.129 0:0:0:0:0:ffff:4702:9781
71.2.151.130 0:0:0:0:0:ffff:4702:9782
71.2.151.131 0:0:0:0:0:ffff:4702:9783
71.2.151.132 0:0:0:0:0:ffff:4702:9784
71.2.151.133 0:0:0:0:0:ffff:4702:9785
71.2.151.134 0:0:0:0:0:ffff:4702:9786
71.2.151.135 0:0:0:0:0:ffff:4702:9787
71.2.151.136 0:0:0:0:0:ffff:4702:9788
71.2.151.137 0:0:0:0:0:ffff:4702:9789
71.2.151.138 0:0:0:0:0:ffff:4702:978a
71.2.151.139 0:0:0:0:0:ffff:4702:978b
71.2.151.140 0:0:0:0:0:ffff:4702:978c
71.2.151.141 0:0:0:0:0:ffff:4702:978d
71.2.151.142 0:0:0:0:0:ffff:4702:978e
71.2.151.143 0:0:0:0:0:ffff:4702:978f
71.2.151.144 0:0:0:0:0:ffff:4702:9790
71.2.151.145 0:0:0:0:0:ffff:4702:9791
71.2.151.146 0:0:0:0:0:ffff:4702:9792
71.2.151.147 0:0:0:0:0:ffff:4702:9793
71.2.151.148 0:0:0:0:0:ffff:4702:9794
71.2.151.149 0:0:0:0:0:ffff:4702:9795
71.2.151.150 0:0:0:0:0:ffff:4702:9796
71.2.151.151 0:0:0:0:0:ffff:4702:9797
71.2.151.152 0:0:0:0:0:ffff:4702:9798
71.2.151.153 0:0:0:0:0:ffff:4702:9799
71.2.151.154 0:0:0:0:0:ffff:4702:979a
71.2.151.155 0:0:0:0:0:ffff:4702:979b
71.2.151.156 0:0:0:0:0:ffff:4702:979c
71.2.151.157 0:0:0:0:0:ffff:4702:979d
71.2.151.158 0:0:0:0:0:ffff:4702:979e
71.2.151.159 0:0:0:0:0:ffff:4702:979f
71.2.151.160 0:0:0:0:0:ffff:4702:97a0
71.2.151.161 0:0:0:0:0:ffff:4702:97a1
71.2.151.162 0:0:0:0:0:ffff:4702:97a2
71.2.151.163 0:0:0:0:0:ffff:4702:97a3
71.2.151.164 0:0:0:0:0:ffff:4702:97a4
71.2.151.165 0:0:0:0:0:ffff:4702:97a5
71.2.151.166 0:0:0:0:0:ffff:4702:97a6
71.2.151.167 0:0:0:0:0:ffff:4702:97a7
71.2.151.168 0:0:0:0:0:ffff:4702:97a8
71.2.151.169 0:0:0:0:0:ffff:4702:97a9
71.2.151.170 0:0:0:0:0:ffff:4702:97aa
71.2.151.171 0:0:0:0:0:ffff:4702:97ab
71.2.151.172 0:0:0:0:0:ffff:4702:97ac
71.2.151.173 0:0:0:0:0:ffff:4702:97ad
71.2.151.174 0:0:0:0:0:ffff:4702:97ae
71.2.151.175 0:0:0:0:0:ffff:4702:97af
71.2.151.176 0:0:0:0:0:ffff:4702:97b0
71.2.151.177 0:0:0:0:0:ffff:4702:97b1
71.2.151.178 0:0:0:0:0:ffff:4702:97b2
71.2.151.179 0:0:0:0:0:ffff:4702:97b3
71.2.151.180 0:0:0:0:0:ffff:4702:97b4


71.2.151.181 0:0:0:0:0:ffff:4702:97b5
71.2.151.182 0:0:0:0:0:ffff:4702:97b6
71.2.151.183 0:0:0:0:0:ffff:4702:97b7
71.2.151.184 0:0:0:0:0:ffff:4702:97b8
71.2.151.185 0:0:0:0:0:ffff:4702:97b9
71.2.151.186 0:0:0:0:0:ffff:4702:97ba
71.2.151.187 0:0:0:0:0:ffff:4702:97bb
71.2.151.188 0:0:0:0:0:ffff:4702:97bc
71.2.151.189 0:0:0:0:0:ffff:4702:97bd
71.2.151.190 0:0:0:0:0:ffff:4702:97be
71.2.151.191 0:0:0:0:0:ffff:4702:97bf
71.2.151.192 0:0:0:0:0:ffff:4702:97c0
71.2.151.193 0:0:0:0:0:ffff:4702:97c1
71.2.151.194 0:0:0:0:0:ffff:4702:97c2
71.2.151.195 0:0:0:0:0:ffff:4702:97c3
71.2.151.196 0:0:0:0:0:ffff:4702:97c4
71.2.151.197 0:0:0:0:0:ffff:4702:97c5
71.2.151.198 0:0:0:0:0:ffff:4702:97c6
71.2.151.199 0:0:0:0:0:ffff:4702:97c7
71.2.151.200 0:0:0:0:0:ffff:4702:97c8
71.2.151.201 0:0:0:0:0:ffff:4702:97c9
71.2.151.202 0:0:0:0:0:ffff:4702:97ca
71.2.151.203 0:0:0:0:0:ffff:4702:97cb
71.2.151.204 0:0:0:0:0:ffff:4702:97cc
71.2.151.205 0:0:0:0:0:ffff:4702:97cd
71.2.151.206 0:0:0:0:0:ffff:4702:97ce
71.2.151.207 0:0:0:0:0:ffff:4702:97cf
71.2.151.208 0:0:0:0:0:ffff:4702:97d0
71.2.151.209 0:0:0:0:0:ffff:4702:97d1
71.2.151.210 0:0:0:0:0:ffff:4702:97d2
71.2.151.211 0:0:0:0:0:ffff:4702:97d3
71.2.151.212 0:0:0:0:0:ffff:4702:97d4
71.2.151.213 0:0:0:0:0:ffff:4702:97d5
71.2.151.214 0:0:0:0:0:ffff:4702:97d6
71.2.151.215 0:0:0:0:0:ffff:4702:97d7
71.2.151.216 0:0:0:0:0:ffff:4702:97d8
71.2.151.217 0:0:0:0:0:ffff:4702:97d9
71.2.151.218 0:0:0:0:0:ffff:4702:97da
71.2.151.219 0:0:0:0:0:ffff:4702:97db
71.2.151.220 0:0:0:0:0:ffff:4702:97dc
71.2.151.221 0:0:0:0:0:ffff:4702:97dd
71.2.151.222 0:0:0:0:0:ffff:4702:97de
71.2.151.223 0:0:0:0:0:ffff:4702:97df
71.2.151.224 0:0:0:0:0:ffff:4702:97e0
71.2.151.225 0:0:0:0:0:ffff:4702:97e1
71.2.151.226 0:0:0:0:0:ffff:4702:97e2
71.2.151.227 0:0:0:0:0:ffff:4702:97e3
71.2.151.228 0:0:0:0:0:ffff:4702:97e4
71.2.151.229 0:0:0:0:0:ffff:4702:97e5
71.2.151.230 0:0:0:0:0:ffff:4702:97e6
71.2.151.231 0:0:0:0:0:ffff:4702:97e7
71.2.151.232 0:0:0:0:0:ffff:4702:97e8
71.2.151.233 0:0:0:0:0:ffff:4702:97e9
71.2.151.234 0:0:0:0:0:ffff:4702:97ea
71.2.151.235 0:0:0:0:0:ffff:4702:97eb
71.2.151.236 0:0:0:0:0:ffff:4702:97ec
71.2.151.237 0:0:0:0:0:ffff:4702:97ed
71.2.151.238 0:0:0:0:0:ffff:4702:97ee
71.2.151.239 0:0:0:0:0:ffff:4702:97ef
71.2.151.240 0:0:0:0:0:ffff:4702:97f0
71.2.151.241 0:0:0:0:0:ffff:4702:97f1
71.2.151.242 0:0:0:0:0:ffff:4702:97f2
71.2.151.243 0:0:0:0:0:ffff:4702:97f3
71.2.151.244 0:0:0:0:0:ffff:4702:97f4
71.2.151.245 0:0:0:0:0:ffff:4702:97f5
71.2.151.246 0:0:0:0:0:ffff:4702:97f6
71.2.151.247 0:0:0:0:0:ffff:4702:97f7
71.2.151.248 0:0:0:0:0:ffff:4702:97f8
71.2.151.249 0:0:0:0:0:ffff:4702:97f9
71.2.151.250 0:0:0:0:0:ffff:4702:97fa
71.2.151.251 0:0:0:0:0:ffff:4702:97fb
71.2.151.252 0:0:0:0:0:ffff:4702:97fc
71.2.151.253 0:0:0:0:0:ffff:4702:97fd
71.2.151.254 0:0:0:0:0:ffff:4702:97fe
71.2.151.255 0:0:0:0:0:ffff:4702:97ff


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.