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
31.87.168.1 0:0:0:0:0:ffff:1f57:a801
31.87.168.2 0:0:0:0:0:ffff:1f57:a802
31.87.168.3 0:0:0:0:0:ffff:1f57:a803
31.87.168.4 0:0:0:0:0:ffff:1f57:a804
31.87.168.5 0:0:0:0:0:ffff:1f57:a805
31.87.168.6 0:0:0:0:0:ffff:1f57:a806
31.87.168.7 0:0:0:0:0:ffff:1f57:a807
31.87.168.8 0:0:0:0:0:ffff:1f57:a808
31.87.168.9 0:0:0:0:0:ffff:1f57:a809
31.87.168.10 0:0:0:0:0:ffff:1f57:a80a
31.87.168.11 0:0:0:0:0:ffff:1f57:a80b
31.87.168.12 0:0:0:0:0:ffff:1f57:a80c
31.87.168.13 0:0:0:0:0:ffff:1f57:a80d
31.87.168.14 0:0:0:0:0:ffff:1f57:a80e
31.87.168.15 0:0:0:0:0:ffff:1f57:a80f
31.87.168.16 0:0:0:0:0:ffff:1f57:a810
31.87.168.17 0:0:0:0:0:ffff:1f57:a811
31.87.168.18 0:0:0:0:0:ffff:1f57:a812
31.87.168.19 0:0:0:0:0:ffff:1f57:a813
31.87.168.20 0:0:0:0:0:ffff:1f57:a814
31.87.168.21 0:0:0:0:0:ffff:1f57:a815
31.87.168.22 0:0:0:0:0:ffff:1f57:a816
31.87.168.23 0:0:0:0:0:ffff:1f57:a817
31.87.168.24 0:0:0:0:0:ffff:1f57:a818
31.87.168.25 0:0:0:0:0:ffff:1f57:a819
31.87.168.26 0:0:0:0:0:ffff:1f57:a81a
31.87.168.27 0:0:0:0:0:ffff:1f57:a81b
31.87.168.28 0:0:0:0:0:ffff:1f57:a81c
31.87.168.29 0:0:0:0:0:ffff:1f57:a81d
31.87.168.30 0:0:0:0:0:ffff:1f57:a81e
31.87.168.31 0:0:0:0:0:ffff:1f57:a81f
31.87.168.32 0:0:0:0:0:ffff:1f57:a820
31.87.168.33 0:0:0:0:0:ffff:1f57:a821
31.87.168.34 0:0:0:0:0:ffff:1f57:a822
31.87.168.35 0:0:0:0:0:ffff:1f57:a823
31.87.168.36 0:0:0:0:0:ffff:1f57:a824
31.87.168.37 0:0:0:0:0:ffff:1f57:a825
31.87.168.38 0:0:0:0:0:ffff:1f57:a826
31.87.168.39 0:0:0:0:0:ffff:1f57:a827
31.87.168.40 0:0:0:0:0:ffff:1f57:a828
31.87.168.41 0:0:0:0:0:ffff:1f57:a829
31.87.168.42 0:0:0:0:0:ffff:1f57:a82a
31.87.168.43 0:0:0:0:0:ffff:1f57:a82b
31.87.168.44 0:0:0:0:0:ffff:1f57:a82c
31.87.168.45 0:0:0:0:0:ffff:1f57:a82d
31.87.168.46 0:0:0:0:0:ffff:1f57:a82e
31.87.168.47 0:0:0:0:0:ffff:1f57:a82f
31.87.168.48 0:0:0:0:0:ffff:1f57:a830
31.87.168.49 0:0:0:0:0:ffff:1f57:a831
31.87.168.50 0:0:0:0:0:ffff:1f57:a832
31.87.168.51 0:0:0:0:0:ffff:1f57:a833
31.87.168.52 0:0:0:0:0:ffff:1f57:a834
31.87.168.53 0:0:0:0:0:ffff:1f57:a835
31.87.168.54 0:0:0:0:0:ffff:1f57:a836
31.87.168.55 0:0:0:0:0:ffff:1f57:a837
31.87.168.56 0:0:0:0:0:ffff:1f57:a838
31.87.168.57 0:0:0:0:0:ffff:1f57:a839
31.87.168.58 0:0:0:0:0:ffff:1f57:a83a
31.87.168.59 0:0:0:0:0:ffff:1f57:a83b
31.87.168.60 0:0:0:0:0:ffff:1f57:a83c


31.87.168.61 0:0:0:0:0:ffff:1f57:a83d
31.87.168.62 0:0:0:0:0:ffff:1f57:a83e
31.87.168.63 0:0:0:0:0:ffff:1f57:a83f
31.87.168.64 0:0:0:0:0:ffff:1f57:a840
31.87.168.65 0:0:0:0:0:ffff:1f57:a841
31.87.168.66 0:0:0:0:0:ffff:1f57:a842
31.87.168.67 0:0:0:0:0:ffff:1f57:a843
31.87.168.68 0:0:0:0:0:ffff:1f57:a844
31.87.168.69 0:0:0:0:0:ffff:1f57:a845
31.87.168.70 0:0:0:0:0:ffff:1f57:a846
31.87.168.71 0:0:0:0:0:ffff:1f57:a847
31.87.168.72 0:0:0:0:0:ffff:1f57:a848
31.87.168.73 0:0:0:0:0:ffff:1f57:a849
31.87.168.74 0:0:0:0:0:ffff:1f57:a84a
31.87.168.75 0:0:0:0:0:ffff:1f57:a84b
31.87.168.76 0:0:0:0:0:ffff:1f57:a84c
31.87.168.77 0:0:0:0:0:ffff:1f57:a84d
31.87.168.78 0:0:0:0:0:ffff:1f57:a84e
31.87.168.79 0:0:0:0:0:ffff:1f57:a84f
31.87.168.80 0:0:0:0:0:ffff:1f57:a850
31.87.168.81 0:0:0:0:0:ffff:1f57:a851
31.87.168.82 0:0:0:0:0:ffff:1f57:a852
31.87.168.83 0:0:0:0:0:ffff:1f57:a853
31.87.168.84 0:0:0:0:0:ffff:1f57:a854
31.87.168.85 0:0:0:0:0:ffff:1f57:a855
31.87.168.86 0:0:0:0:0:ffff:1f57:a856
31.87.168.87 0:0:0:0:0:ffff:1f57:a857
31.87.168.88 0:0:0:0:0:ffff:1f57:a858
31.87.168.89 0:0:0:0:0:ffff:1f57:a859
31.87.168.90 0:0:0:0:0:ffff:1f57:a85a
31.87.168.91 0:0:0:0:0:ffff:1f57:a85b
31.87.168.92 0:0:0:0:0:ffff:1f57:a85c
31.87.168.93 0:0:0:0:0:ffff:1f57:a85d
31.87.168.94 0:0:0:0:0:ffff:1f57:a85e
31.87.168.95 0:0:0:0:0:ffff:1f57:a85f
31.87.168.96 0:0:0:0:0:ffff:1f57:a860
31.87.168.97 0:0:0:0:0:ffff:1f57:a861
31.87.168.98 0:0:0:0:0:ffff:1f57:a862
31.87.168.99 0:0:0:0:0:ffff:1f57:a863
31.87.168.100 0:0:0:0:0:ffff:1f57:a864
31.87.168.101 0:0:0:0:0:ffff:1f57:a865
31.87.168.102 0:0:0:0:0:ffff:1f57:a866
31.87.168.103 0:0:0:0:0:ffff:1f57:a867
31.87.168.104 0:0:0:0:0:ffff:1f57:a868
31.87.168.105 0:0:0:0:0:ffff:1f57:a869
31.87.168.106 0:0:0:0:0:ffff:1f57:a86a
31.87.168.107 0:0:0:0:0:ffff:1f57:a86b
31.87.168.108 0:0:0:0:0:ffff:1f57:a86c
31.87.168.109 0:0:0:0:0:ffff:1f57:a86d
31.87.168.110 0:0:0:0:0:ffff:1f57:a86e
31.87.168.111 0:0:0:0:0:ffff:1f57:a86f
31.87.168.112 0:0:0:0:0:ffff:1f57:a870
31.87.168.113 0:0:0:0:0:ffff:1f57:a871
31.87.168.114 0:0:0:0:0:ffff:1f57:a872
31.87.168.115 0:0:0:0:0:ffff:1f57:a873
31.87.168.116 0:0:0:0:0:ffff:1f57:a874
31.87.168.117 0:0:0:0:0:ffff:1f57:a875
31.87.168.118 0:0:0:0:0:ffff:1f57:a876
31.87.168.119 0:0:0:0:0:ffff:1f57:a877
31.87.168.120 0:0:0:0:0:ffff:1f57:a878


31.87.168.121 0:0:0:0:0:ffff:1f57:a879
31.87.168.122 0:0:0:0:0:ffff:1f57:a87a
31.87.168.123 0:0:0:0:0:ffff:1f57:a87b
31.87.168.124 0:0:0:0:0:ffff:1f57:a87c
31.87.168.125 0:0:0:0:0:ffff:1f57:a87d
31.87.168.126 0:0:0:0:0:ffff:1f57:a87e
31.87.168.127 0:0:0:0:0:ffff:1f57:a87f
31.87.168.128 0:0:0:0:0:ffff:1f57:a880
31.87.168.129 0:0:0:0:0:ffff:1f57:a881
31.87.168.130 0:0:0:0:0:ffff:1f57:a882
31.87.168.131 0:0:0:0:0:ffff:1f57:a883
31.87.168.132 0:0:0:0:0:ffff:1f57:a884
31.87.168.133 0:0:0:0:0:ffff:1f57:a885
31.87.168.134 0:0:0:0:0:ffff:1f57:a886
31.87.168.135 0:0:0:0:0:ffff:1f57:a887
31.87.168.136 0:0:0:0:0:ffff:1f57:a888
31.87.168.137 0:0:0:0:0:ffff:1f57:a889
31.87.168.138 0:0:0:0:0:ffff:1f57:a88a
31.87.168.139 0:0:0:0:0:ffff:1f57:a88b
31.87.168.140 0:0:0:0:0:ffff:1f57:a88c
31.87.168.141 0:0:0:0:0:ffff:1f57:a88d
31.87.168.142 0:0:0:0:0:ffff:1f57:a88e
31.87.168.143 0:0:0:0:0:ffff:1f57:a88f
31.87.168.144 0:0:0:0:0:ffff:1f57:a890
31.87.168.145 0:0:0:0:0:ffff:1f57:a891
31.87.168.146 0:0:0:0:0:ffff:1f57:a892
31.87.168.147 0:0:0:0:0:ffff:1f57:a893
31.87.168.148 0:0:0:0:0:ffff:1f57:a894
31.87.168.149 0:0:0:0:0:ffff:1f57:a895
31.87.168.150 0:0:0:0:0:ffff:1f57:a896
31.87.168.151 0:0:0:0:0:ffff:1f57:a897
31.87.168.152 0:0:0:0:0:ffff:1f57:a898
31.87.168.153 0:0:0:0:0:ffff:1f57:a899
31.87.168.154 0:0:0:0:0:ffff:1f57:a89a
31.87.168.155 0:0:0:0:0:ffff:1f57:a89b
31.87.168.156 0:0:0:0:0:ffff:1f57:a89c
31.87.168.157 0:0:0:0:0:ffff:1f57:a89d
31.87.168.158 0:0:0:0:0:ffff:1f57:a89e
31.87.168.159 0:0:0:0:0:ffff:1f57:a89f
31.87.168.160 0:0:0:0:0:ffff:1f57:a8a0
31.87.168.161 0:0:0:0:0:ffff:1f57:a8a1
31.87.168.162 0:0:0:0:0:ffff:1f57:a8a2
31.87.168.163 0:0:0:0:0:ffff:1f57:a8a3
31.87.168.164 0:0:0:0:0:ffff:1f57:a8a4
31.87.168.165 0:0:0:0:0:ffff:1f57:a8a5
31.87.168.166 0:0:0:0:0:ffff:1f57:a8a6
31.87.168.167 0:0:0:0:0:ffff:1f57:a8a7
31.87.168.168 0:0:0:0:0:ffff:1f57:a8a8
31.87.168.169 0:0:0:0:0:ffff:1f57:a8a9
31.87.168.170 0:0:0:0:0:ffff:1f57:a8aa
31.87.168.171 0:0:0:0:0:ffff:1f57:a8ab
31.87.168.172 0:0:0:0:0:ffff:1f57:a8ac
31.87.168.173 0:0:0:0:0:ffff:1f57:a8ad
31.87.168.174 0:0:0:0:0:ffff:1f57:a8ae
31.87.168.175 0:0:0:0:0:ffff:1f57:a8af
31.87.168.176 0:0:0:0:0:ffff:1f57:a8b0
31.87.168.177 0:0:0:0:0:ffff:1f57:a8b1
31.87.168.178 0:0:0:0:0:ffff:1f57:a8b2
31.87.168.179 0:0:0:0:0:ffff:1f57:a8b3
31.87.168.180 0:0:0:0:0:ffff:1f57:a8b4


31.87.168.181 0:0:0:0:0:ffff:1f57:a8b5
31.87.168.182 0:0:0:0:0:ffff:1f57:a8b6
31.87.168.183 0:0:0:0:0:ffff:1f57:a8b7
31.87.168.184 0:0:0:0:0:ffff:1f57:a8b8
31.87.168.185 0:0:0:0:0:ffff:1f57:a8b9
31.87.168.186 0:0:0:0:0:ffff:1f57:a8ba
31.87.168.187 0:0:0:0:0:ffff:1f57:a8bb
31.87.168.188 0:0:0:0:0:ffff:1f57:a8bc
31.87.168.189 0:0:0:0:0:ffff:1f57:a8bd
31.87.168.190 0:0:0:0:0:ffff:1f57:a8be
31.87.168.191 0:0:0:0:0:ffff:1f57:a8bf
31.87.168.192 0:0:0:0:0:ffff:1f57:a8c0
31.87.168.193 0:0:0:0:0:ffff:1f57:a8c1
31.87.168.194 0:0:0:0:0:ffff:1f57:a8c2
31.87.168.195 0:0:0:0:0:ffff:1f57:a8c3
31.87.168.196 0:0:0:0:0:ffff:1f57:a8c4
31.87.168.197 0:0:0:0:0:ffff:1f57:a8c5
31.87.168.198 0:0:0:0:0:ffff:1f57:a8c6
31.87.168.199 0:0:0:0:0:ffff:1f57:a8c7
31.87.168.200 0:0:0:0:0:ffff:1f57:a8c8
31.87.168.201 0:0:0:0:0:ffff:1f57:a8c9
31.87.168.202 0:0:0:0:0:ffff:1f57:a8ca
31.87.168.203 0:0:0:0:0:ffff:1f57:a8cb
31.87.168.204 0:0:0:0:0:ffff:1f57:a8cc
31.87.168.205 0:0:0:0:0:ffff:1f57:a8cd
31.87.168.206 0:0:0:0:0:ffff:1f57:a8ce
31.87.168.207 0:0:0:0:0:ffff:1f57:a8cf
31.87.168.208 0:0:0:0:0:ffff:1f57:a8d0
31.87.168.209 0:0:0:0:0:ffff:1f57:a8d1
31.87.168.210 0:0:0:0:0:ffff:1f57:a8d2
31.87.168.211 0:0:0:0:0:ffff:1f57:a8d3
31.87.168.212 0:0:0:0:0:ffff:1f57:a8d4
31.87.168.213 0:0:0:0:0:ffff:1f57:a8d5
31.87.168.214 0:0:0:0:0:ffff:1f57:a8d6
31.87.168.215 0:0:0:0:0:ffff:1f57:a8d7
31.87.168.216 0:0:0:0:0:ffff:1f57:a8d8
31.87.168.217 0:0:0:0:0:ffff:1f57:a8d9
31.87.168.218 0:0:0:0:0:ffff:1f57:a8da
31.87.168.219 0:0:0:0:0:ffff:1f57:a8db
31.87.168.220 0:0:0:0:0:ffff:1f57:a8dc
31.87.168.221 0:0:0:0:0:ffff:1f57:a8dd
31.87.168.222 0:0:0:0:0:ffff:1f57:a8de
31.87.168.223 0:0:0:0:0:ffff:1f57:a8df
31.87.168.224 0:0:0:0:0:ffff:1f57:a8e0
31.87.168.225 0:0:0:0:0:ffff:1f57:a8e1
31.87.168.226 0:0:0:0:0:ffff:1f57:a8e2
31.87.168.227 0:0:0:0:0:ffff:1f57:a8e3
31.87.168.228 0:0:0:0:0:ffff:1f57:a8e4
31.87.168.229 0:0:0:0:0:ffff:1f57:a8e5
31.87.168.230 0:0:0:0:0:ffff:1f57:a8e6
31.87.168.231 0:0:0:0:0:ffff:1f57:a8e7
31.87.168.232 0:0:0:0:0:ffff:1f57:a8e8
31.87.168.233 0:0:0:0:0:ffff:1f57:a8e9
31.87.168.234 0:0:0:0:0:ffff:1f57:a8ea
31.87.168.235 0:0:0:0:0:ffff:1f57:a8eb
31.87.168.236 0:0:0:0:0:ffff:1f57:a8ec
31.87.168.237 0:0:0:0:0:ffff:1f57:a8ed
31.87.168.238 0:0:0:0:0:ffff:1f57:a8ee
31.87.168.239 0:0:0:0:0:ffff:1f57:a8ef
31.87.168.240 0:0:0:0:0:ffff:1f57:a8f0
31.87.168.241 0:0:0:0:0:ffff:1f57:a8f1
31.87.168.242 0:0:0:0:0:ffff:1f57:a8f2
31.87.168.243 0:0:0:0:0:ffff:1f57:a8f3
31.87.168.244 0:0:0:0:0:ffff:1f57:a8f4
31.87.168.245 0:0:0:0:0:ffff:1f57:a8f5
31.87.168.246 0:0:0:0:0:ffff:1f57:a8f6
31.87.168.247 0:0:0:0:0:ffff:1f57:a8f7
31.87.168.248 0:0:0:0:0:ffff:1f57:a8f8
31.87.168.249 0:0:0:0:0:ffff:1f57:a8f9
31.87.168.250 0:0:0:0:0:ffff:1f57:a8fa
31.87.168.251 0:0:0:0:0:ffff:1f57:a8fb
31.87.168.252 0:0:0:0:0:ffff:1f57:a8fc
31.87.168.253 0:0:0:0:0:ffff:1f57:a8fd
31.87.168.254 0:0:0:0:0:ffff:1f57:a8fe
31.87.168.255 0:0:0:0:0:ffff:1f57:a8ff


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.