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
71.2.136.1 0:0:0:0:0:ffff:4702:8801
71.2.136.2 0:0:0:0:0:ffff:4702:8802
71.2.136.3 0:0:0:0:0:ffff:4702:8803
71.2.136.4 0:0:0:0:0:ffff:4702:8804
71.2.136.5 0:0:0:0:0:ffff:4702:8805
71.2.136.6 0:0:0:0:0:ffff:4702:8806
71.2.136.7 0:0:0:0:0:ffff:4702:8807
71.2.136.8 0:0:0:0:0:ffff:4702:8808
71.2.136.9 0:0:0:0:0:ffff:4702:8809
71.2.136.10 0:0:0:0:0:ffff:4702:880a
71.2.136.11 0:0:0:0:0:ffff:4702:880b
71.2.136.12 0:0:0:0:0:ffff:4702:880c
71.2.136.13 0:0:0:0:0:ffff:4702:880d
71.2.136.14 0:0:0:0:0:ffff:4702:880e
71.2.136.15 0:0:0:0:0:ffff:4702:880f
71.2.136.16 0:0:0:0:0:ffff:4702:8810
71.2.136.17 0:0:0:0:0:ffff:4702:8811
71.2.136.18 0:0:0:0:0:ffff:4702:8812
71.2.136.19 0:0:0:0:0:ffff:4702:8813
71.2.136.20 0:0:0:0:0:ffff:4702:8814
71.2.136.21 0:0:0:0:0:ffff:4702:8815
71.2.136.22 0:0:0:0:0:ffff:4702:8816
71.2.136.23 0:0:0:0:0:ffff:4702:8817
71.2.136.24 0:0:0:0:0:ffff:4702:8818
71.2.136.25 0:0:0:0:0:ffff:4702:8819
71.2.136.26 0:0:0:0:0:ffff:4702:881a
71.2.136.27 0:0:0:0:0:ffff:4702:881b
71.2.136.28 0:0:0:0:0:ffff:4702:881c
71.2.136.29 0:0:0:0:0:ffff:4702:881d
71.2.136.30 0:0:0:0:0:ffff:4702:881e
71.2.136.31 0:0:0:0:0:ffff:4702:881f
71.2.136.32 0:0:0:0:0:ffff:4702:8820
71.2.136.33 0:0:0:0:0:ffff:4702:8821
71.2.136.34 0:0:0:0:0:ffff:4702:8822
71.2.136.35 0:0:0:0:0:ffff:4702:8823
71.2.136.36 0:0:0:0:0:ffff:4702:8824
71.2.136.37 0:0:0:0:0:ffff:4702:8825
71.2.136.38 0:0:0:0:0:ffff:4702:8826
71.2.136.39 0:0:0:0:0:ffff:4702:8827
71.2.136.40 0:0:0:0:0:ffff:4702:8828
71.2.136.41 0:0:0:0:0:ffff:4702:8829
71.2.136.42 0:0:0:0:0:ffff:4702:882a
71.2.136.43 0:0:0:0:0:ffff:4702:882b
71.2.136.44 0:0:0:0:0:ffff:4702:882c
71.2.136.45 0:0:0:0:0:ffff:4702:882d
71.2.136.46 0:0:0:0:0:ffff:4702:882e
71.2.136.47 0:0:0:0:0:ffff:4702:882f
71.2.136.48 0:0:0:0:0:ffff:4702:8830
71.2.136.49 0:0:0:0:0:ffff:4702:8831
71.2.136.50 0:0:0:0:0:ffff:4702:8832
71.2.136.51 0:0:0:0:0:ffff:4702:8833
71.2.136.52 0:0:0:0:0:ffff:4702:8834
71.2.136.53 0:0:0:0:0:ffff:4702:8835
71.2.136.54 0:0:0:0:0:ffff:4702:8836
71.2.136.55 0:0:0:0:0:ffff:4702:8837
71.2.136.56 0:0:0:0:0:ffff:4702:8838
71.2.136.57 0:0:0:0:0:ffff:4702:8839
71.2.136.58 0:0:0:0:0:ffff:4702:883a
71.2.136.59 0:0:0:0:0:ffff:4702:883b
71.2.136.60 0:0:0:0:0:ffff:4702:883c


71.2.136.61 0:0:0:0:0:ffff:4702:883d
71.2.136.62 0:0:0:0:0:ffff:4702:883e
71.2.136.63 0:0:0:0:0:ffff:4702:883f
71.2.136.64 0:0:0:0:0:ffff:4702:8840
71.2.136.65 0:0:0:0:0:ffff:4702:8841
71.2.136.66 0:0:0:0:0:ffff:4702:8842
71.2.136.67 0:0:0:0:0:ffff:4702:8843
71.2.136.68 0:0:0:0:0:ffff:4702:8844
71.2.136.69 0:0:0:0:0:ffff:4702:8845
71.2.136.70 0:0:0:0:0:ffff:4702:8846
71.2.136.71 0:0:0:0:0:ffff:4702:8847
71.2.136.72 0:0:0:0:0:ffff:4702:8848
71.2.136.73 0:0:0:0:0:ffff:4702:8849
71.2.136.74 0:0:0:0:0:ffff:4702:884a
71.2.136.75 0:0:0:0:0:ffff:4702:884b
71.2.136.76 0:0:0:0:0:ffff:4702:884c
71.2.136.77 0:0:0:0:0:ffff:4702:884d
71.2.136.78 0:0:0:0:0:ffff:4702:884e
71.2.136.79 0:0:0:0:0:ffff:4702:884f
71.2.136.80 0:0:0:0:0:ffff:4702:8850
71.2.136.81 0:0:0:0:0:ffff:4702:8851
71.2.136.82 0:0:0:0:0:ffff:4702:8852
71.2.136.83 0:0:0:0:0:ffff:4702:8853
71.2.136.84 0:0:0:0:0:ffff:4702:8854
71.2.136.85 0:0:0:0:0:ffff:4702:8855
71.2.136.86 0:0:0:0:0:ffff:4702:8856
71.2.136.87 0:0:0:0:0:ffff:4702:8857
71.2.136.88 0:0:0:0:0:ffff:4702:8858
71.2.136.89 0:0:0:0:0:ffff:4702:8859
71.2.136.90 0:0:0:0:0:ffff:4702:885a
71.2.136.91 0:0:0:0:0:ffff:4702:885b
71.2.136.92 0:0:0:0:0:ffff:4702:885c
71.2.136.93 0:0:0:0:0:ffff:4702:885d
71.2.136.94 0:0:0:0:0:ffff:4702:885e
71.2.136.95 0:0:0:0:0:ffff:4702:885f
71.2.136.96 0:0:0:0:0:ffff:4702:8860
71.2.136.97 0:0:0:0:0:ffff:4702:8861
71.2.136.98 0:0:0:0:0:ffff:4702:8862
71.2.136.99 0:0:0:0:0:ffff:4702:8863
71.2.136.100 0:0:0:0:0:ffff:4702:8864
71.2.136.101 0:0:0:0:0:ffff:4702:8865
71.2.136.102 0:0:0:0:0:ffff:4702:8866
71.2.136.103 0:0:0:0:0:ffff:4702:8867
71.2.136.104 0:0:0:0:0:ffff:4702:8868
71.2.136.105 0:0:0:0:0:ffff:4702:8869
71.2.136.106 0:0:0:0:0:ffff:4702:886a
71.2.136.107 0:0:0:0:0:ffff:4702:886b
71.2.136.108 0:0:0:0:0:ffff:4702:886c
71.2.136.109 0:0:0:0:0:ffff:4702:886d
71.2.136.110 0:0:0:0:0:ffff:4702:886e
71.2.136.111 0:0:0:0:0:ffff:4702:886f
71.2.136.112 0:0:0:0:0:ffff:4702:8870
71.2.136.113 0:0:0:0:0:ffff:4702:8871
71.2.136.114 0:0:0:0:0:ffff:4702:8872
71.2.136.115 0:0:0:0:0:ffff:4702:8873
71.2.136.116 0:0:0:0:0:ffff:4702:8874
71.2.136.117 0:0:0:0:0:ffff:4702:8875
71.2.136.118 0:0:0:0:0:ffff:4702:8876
71.2.136.119 0:0:0:0:0:ffff:4702:8877
71.2.136.120 0:0:0:0:0:ffff:4702:8878


71.2.136.121 0:0:0:0:0:ffff:4702:8879
71.2.136.122 0:0:0:0:0:ffff:4702:887a
71.2.136.123 0:0:0:0:0:ffff:4702:887b
71.2.136.124 0:0:0:0:0:ffff:4702:887c
71.2.136.125 0:0:0:0:0:ffff:4702:887d
71.2.136.126 0:0:0:0:0:ffff:4702:887e
71.2.136.127 0:0:0:0:0:ffff:4702:887f
71.2.136.128 0:0:0:0:0:ffff:4702:8880
71.2.136.129 0:0:0:0:0:ffff:4702:8881
71.2.136.130 0:0:0:0:0:ffff:4702:8882
71.2.136.131 0:0:0:0:0:ffff:4702:8883
71.2.136.132 0:0:0:0:0:ffff:4702:8884
71.2.136.133 0:0:0:0:0:ffff:4702:8885
71.2.136.134 0:0:0:0:0:ffff:4702:8886
71.2.136.135 0:0:0:0:0:ffff:4702:8887
71.2.136.136 0:0:0:0:0:ffff:4702:8888
71.2.136.137 0:0:0:0:0:ffff:4702:8889
71.2.136.138 0:0:0:0:0:ffff:4702:888a
71.2.136.139 0:0:0:0:0:ffff:4702:888b
71.2.136.140 0:0:0:0:0:ffff:4702:888c
71.2.136.141 0:0:0:0:0:ffff:4702:888d
71.2.136.142 0:0:0:0:0:ffff:4702:888e
71.2.136.143 0:0:0:0:0:ffff:4702:888f
71.2.136.144 0:0:0:0:0:ffff:4702:8890
71.2.136.145 0:0:0:0:0:ffff:4702:8891
71.2.136.146 0:0:0:0:0:ffff:4702:8892
71.2.136.147 0:0:0:0:0:ffff:4702:8893
71.2.136.148 0:0:0:0:0:ffff:4702:8894
71.2.136.149 0:0:0:0:0:ffff:4702:8895
71.2.136.150 0:0:0:0:0:ffff:4702:8896
71.2.136.151 0:0:0:0:0:ffff:4702:8897
71.2.136.152 0:0:0:0:0:ffff:4702:8898
71.2.136.153 0:0:0:0:0:ffff:4702:8899
71.2.136.154 0:0:0:0:0:ffff:4702:889a
71.2.136.155 0:0:0:0:0:ffff:4702:889b
71.2.136.156 0:0:0:0:0:ffff:4702:889c
71.2.136.157 0:0:0:0:0:ffff:4702:889d
71.2.136.158 0:0:0:0:0:ffff:4702:889e
71.2.136.159 0:0:0:0:0:ffff:4702:889f
71.2.136.160 0:0:0:0:0:ffff:4702:88a0
71.2.136.161 0:0:0:0:0:ffff:4702:88a1
71.2.136.162 0:0:0:0:0:ffff:4702:88a2
71.2.136.163 0:0:0:0:0:ffff:4702:88a3
71.2.136.164 0:0:0:0:0:ffff:4702:88a4
71.2.136.165 0:0:0:0:0:ffff:4702:88a5
71.2.136.166 0:0:0:0:0:ffff:4702:88a6
71.2.136.167 0:0:0:0:0:ffff:4702:88a7
71.2.136.168 0:0:0:0:0:ffff:4702:88a8
71.2.136.169 0:0:0:0:0:ffff:4702:88a9
71.2.136.170 0:0:0:0:0:ffff:4702:88aa
71.2.136.171 0:0:0:0:0:ffff:4702:88ab
71.2.136.172 0:0:0:0:0:ffff:4702:88ac
71.2.136.173 0:0:0:0:0:ffff:4702:88ad
71.2.136.174 0:0:0:0:0:ffff:4702:88ae
71.2.136.175 0:0:0:0:0:ffff:4702:88af
71.2.136.176 0:0:0:0:0:ffff:4702:88b0
71.2.136.177 0:0:0:0:0:ffff:4702:88b1
71.2.136.178 0:0:0:0:0:ffff:4702:88b2
71.2.136.179 0:0:0:0:0:ffff:4702:88b3
71.2.136.180 0:0:0:0:0:ffff:4702:88b4


71.2.136.181 0:0:0:0:0:ffff:4702:88b5
71.2.136.182 0:0:0:0:0:ffff:4702:88b6
71.2.136.183 0:0:0:0:0:ffff:4702:88b7
71.2.136.184 0:0:0:0:0:ffff:4702:88b8
71.2.136.185 0:0:0:0:0:ffff:4702:88b9
71.2.136.186 0:0:0:0:0:ffff:4702:88ba
71.2.136.187 0:0:0:0:0:ffff:4702:88bb
71.2.136.188 0:0:0:0:0:ffff:4702:88bc
71.2.136.189 0:0:0:0:0:ffff:4702:88bd
71.2.136.190 0:0:0:0:0:ffff:4702:88be
71.2.136.191 0:0:0:0:0:ffff:4702:88bf
71.2.136.192 0:0:0:0:0:ffff:4702:88c0
71.2.136.193 0:0:0:0:0:ffff:4702:88c1
71.2.136.194 0:0:0:0:0:ffff:4702:88c2
71.2.136.195 0:0:0:0:0:ffff:4702:88c3
71.2.136.196 0:0:0:0:0:ffff:4702:88c4
71.2.136.197 0:0:0:0:0:ffff:4702:88c5
71.2.136.198 0:0:0:0:0:ffff:4702:88c6
71.2.136.199 0:0:0:0:0:ffff:4702:88c7
71.2.136.200 0:0:0:0:0:ffff:4702:88c8
71.2.136.201 0:0:0:0:0:ffff:4702:88c9
71.2.136.202 0:0:0:0:0:ffff:4702:88ca
71.2.136.203 0:0:0:0:0:ffff:4702:88cb
71.2.136.204 0:0:0:0:0:ffff:4702:88cc
71.2.136.205 0:0:0:0:0:ffff:4702:88cd
71.2.136.206 0:0:0:0:0:ffff:4702:88ce
71.2.136.207 0:0:0:0:0:ffff:4702:88cf
71.2.136.208 0:0:0:0:0:ffff:4702:88d0
71.2.136.209 0:0:0:0:0:ffff:4702:88d1
71.2.136.210 0:0:0:0:0:ffff:4702:88d2
71.2.136.211 0:0:0:0:0:ffff:4702:88d3
71.2.136.212 0:0:0:0:0:ffff:4702:88d4
71.2.136.213 0:0:0:0:0:ffff:4702:88d5
71.2.136.214 0:0:0:0:0:ffff:4702:88d6
71.2.136.215 0:0:0:0:0:ffff:4702:88d7
71.2.136.216 0:0:0:0:0:ffff:4702:88d8
71.2.136.217 0:0:0:0:0:ffff:4702:88d9
71.2.136.218 0:0:0:0:0:ffff:4702:88da
71.2.136.219 0:0:0:0:0:ffff:4702:88db
71.2.136.220 0:0:0:0:0:ffff:4702:88dc
71.2.136.221 0:0:0:0:0:ffff:4702:88dd
71.2.136.222 0:0:0:0:0:ffff:4702:88de
71.2.136.223 0:0:0:0:0:ffff:4702:88df
71.2.136.224 0:0:0:0:0:ffff:4702:88e0
71.2.136.225 0:0:0:0:0:ffff:4702:88e1
71.2.136.226 0:0:0:0:0:ffff:4702:88e2
71.2.136.227 0:0:0:0:0:ffff:4702:88e3
71.2.136.228 0:0:0:0:0:ffff:4702:88e4
71.2.136.229 0:0:0:0:0:ffff:4702:88e5
71.2.136.230 0:0:0:0:0:ffff:4702:88e6
71.2.136.231 0:0:0:0:0:ffff:4702:88e7
71.2.136.232 0:0:0:0:0:ffff:4702:88e8
71.2.136.233 0:0:0:0:0:ffff:4702:88e9
71.2.136.234 0:0:0:0:0:ffff:4702:88ea
71.2.136.235 0:0:0:0:0:ffff:4702:88eb
71.2.136.236 0:0:0:0:0:ffff:4702:88ec
71.2.136.237 0:0:0:0:0:ffff:4702:88ed
71.2.136.238 0:0:0:0:0:ffff:4702:88ee
71.2.136.239 0:0:0:0:0:ffff:4702:88ef
71.2.136.240 0:0:0:0:0:ffff:4702:88f0
71.2.136.241 0:0:0:0:0:ffff:4702:88f1
71.2.136.242 0:0:0:0:0:ffff:4702:88f2
71.2.136.243 0:0:0:0:0:ffff:4702:88f3
71.2.136.244 0:0:0:0:0:ffff:4702:88f4
71.2.136.245 0:0:0:0:0:ffff:4702:88f5
71.2.136.246 0:0:0:0:0:ffff:4702:88f6
71.2.136.247 0:0:0:0:0:ffff:4702:88f7
71.2.136.248 0:0:0:0:0:ffff:4702:88f8
71.2.136.249 0:0:0:0:0:ffff:4702:88f9
71.2.136.250 0:0:0:0:0:ffff:4702:88fa
71.2.136.251 0:0:0:0:0:ffff:4702:88fb
71.2.136.252 0:0:0:0:0:ffff:4702:88fc
71.2.136.253 0:0:0:0:0:ffff:4702:88fd
71.2.136.254 0:0:0:0:0:ffff:4702:88fe
71.2.136.255 0:0:0:0:0:ffff:4702:88ff


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.