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
12.31.166.1 0:0:0:0:0:ffff:c1f:a601
12.31.166.2 0:0:0:0:0:ffff:c1f:a602
12.31.166.3 0:0:0:0:0:ffff:c1f:a603
12.31.166.4 0:0:0:0:0:ffff:c1f:a604
12.31.166.5 0:0:0:0:0:ffff:c1f:a605
12.31.166.6 0:0:0:0:0:ffff:c1f:a606
12.31.166.7 0:0:0:0:0:ffff:c1f:a607
12.31.166.8 0:0:0:0:0:ffff:c1f:a608
12.31.166.9 0:0:0:0:0:ffff:c1f:a609
12.31.166.10 0:0:0:0:0:ffff:c1f:a60a
12.31.166.11 0:0:0:0:0:ffff:c1f:a60b
12.31.166.12 0:0:0:0:0:ffff:c1f:a60c
12.31.166.13 0:0:0:0:0:ffff:c1f:a60d
12.31.166.14 0:0:0:0:0:ffff:c1f:a60e
12.31.166.15 0:0:0:0:0:ffff:c1f:a60f
12.31.166.16 0:0:0:0:0:ffff:c1f:a610
12.31.166.17 0:0:0:0:0:ffff:c1f:a611
12.31.166.18 0:0:0:0:0:ffff:c1f:a612
12.31.166.19 0:0:0:0:0:ffff:c1f:a613
12.31.166.20 0:0:0:0:0:ffff:c1f:a614
12.31.166.21 0:0:0:0:0:ffff:c1f:a615
12.31.166.22 0:0:0:0:0:ffff:c1f:a616
12.31.166.23 0:0:0:0:0:ffff:c1f:a617
12.31.166.24 0:0:0:0:0:ffff:c1f:a618
12.31.166.25 0:0:0:0:0:ffff:c1f:a619
12.31.166.26 0:0:0:0:0:ffff:c1f:a61a
12.31.166.27 0:0:0:0:0:ffff:c1f:a61b
12.31.166.28 0:0:0:0:0:ffff:c1f:a61c
12.31.166.29 0:0:0:0:0:ffff:c1f:a61d
12.31.166.30 0:0:0:0:0:ffff:c1f:a61e
12.31.166.31 0:0:0:0:0:ffff:c1f:a61f
12.31.166.32 0:0:0:0:0:ffff:c1f:a620
12.31.166.33 0:0:0:0:0:ffff:c1f:a621
12.31.166.34 0:0:0:0:0:ffff:c1f:a622
12.31.166.35 0:0:0:0:0:ffff:c1f:a623
12.31.166.36 0:0:0:0:0:ffff:c1f:a624
12.31.166.37 0:0:0:0:0:ffff:c1f:a625
12.31.166.38 0:0:0:0:0:ffff:c1f:a626
12.31.166.39 0:0:0:0:0:ffff:c1f:a627
12.31.166.40 0:0:0:0:0:ffff:c1f:a628
12.31.166.41 0:0:0:0:0:ffff:c1f:a629
12.31.166.42 0:0:0:0:0:ffff:c1f:a62a
12.31.166.43 0:0:0:0:0:ffff:c1f:a62b
12.31.166.44 0:0:0:0:0:ffff:c1f:a62c
12.31.166.45 0:0:0:0:0:ffff:c1f:a62d
12.31.166.46 0:0:0:0:0:ffff:c1f:a62e
12.31.166.47 0:0:0:0:0:ffff:c1f:a62f
12.31.166.48 0:0:0:0:0:ffff:c1f:a630
12.31.166.49 0:0:0:0:0:ffff:c1f:a631
12.31.166.50 0:0:0:0:0:ffff:c1f:a632
12.31.166.51 0:0:0:0:0:ffff:c1f:a633
12.31.166.52 0:0:0:0:0:ffff:c1f:a634
12.31.166.53 0:0:0:0:0:ffff:c1f:a635
12.31.166.54 0:0:0:0:0:ffff:c1f:a636
12.31.166.55 0:0:0:0:0:ffff:c1f:a637
12.31.166.56 0:0:0:0:0:ffff:c1f:a638
12.31.166.57 0:0:0:0:0:ffff:c1f:a639
12.31.166.58 0:0:0:0:0:ffff:c1f:a63a
12.31.166.59 0:0:0:0:0:ffff:c1f:a63b
12.31.166.60 0:0:0:0:0:ffff:c1f:a63c


12.31.166.61 0:0:0:0:0:ffff:c1f:a63d
12.31.166.62 0:0:0:0:0:ffff:c1f:a63e
12.31.166.63 0:0:0:0:0:ffff:c1f:a63f
12.31.166.64 0:0:0:0:0:ffff:c1f:a640
12.31.166.65 0:0:0:0:0:ffff:c1f:a641
12.31.166.66 0:0:0:0:0:ffff:c1f:a642
12.31.166.67 0:0:0:0:0:ffff:c1f:a643
12.31.166.68 0:0:0:0:0:ffff:c1f:a644
12.31.166.69 0:0:0:0:0:ffff:c1f:a645
12.31.166.70 0:0:0:0:0:ffff:c1f:a646
12.31.166.71 0:0:0:0:0:ffff:c1f:a647
12.31.166.72 0:0:0:0:0:ffff:c1f:a648
12.31.166.73 0:0:0:0:0:ffff:c1f:a649
12.31.166.74 0:0:0:0:0:ffff:c1f:a64a
12.31.166.75 0:0:0:0:0:ffff:c1f:a64b
12.31.166.76 0:0:0:0:0:ffff:c1f:a64c
12.31.166.77 0:0:0:0:0:ffff:c1f:a64d
12.31.166.78 0:0:0:0:0:ffff:c1f:a64e
12.31.166.79 0:0:0:0:0:ffff:c1f:a64f
12.31.166.80 0:0:0:0:0:ffff:c1f:a650
12.31.166.81 0:0:0:0:0:ffff:c1f:a651
12.31.166.82 0:0:0:0:0:ffff:c1f:a652
12.31.166.83 0:0:0:0:0:ffff:c1f:a653
12.31.166.84 0:0:0:0:0:ffff:c1f:a654
12.31.166.85 0:0:0:0:0:ffff:c1f:a655
12.31.166.86 0:0:0:0:0:ffff:c1f:a656
12.31.166.87 0:0:0:0:0:ffff:c1f:a657
12.31.166.88 0:0:0:0:0:ffff:c1f:a658
12.31.166.89 0:0:0:0:0:ffff:c1f:a659
12.31.166.90 0:0:0:0:0:ffff:c1f:a65a
12.31.166.91 0:0:0:0:0:ffff:c1f:a65b
12.31.166.92 0:0:0:0:0:ffff:c1f:a65c
12.31.166.93 0:0:0:0:0:ffff:c1f:a65d
12.31.166.94 0:0:0:0:0:ffff:c1f:a65e
12.31.166.95 0:0:0:0:0:ffff:c1f:a65f
12.31.166.96 0:0:0:0:0:ffff:c1f:a660
12.31.166.97 0:0:0:0:0:ffff:c1f:a661
12.31.166.98 0:0:0:0:0:ffff:c1f:a662
12.31.166.99 0:0:0:0:0:ffff:c1f:a663
12.31.166.100 0:0:0:0:0:ffff:c1f:a664
12.31.166.101 0:0:0:0:0:ffff:c1f:a665
12.31.166.102 0:0:0:0:0:ffff:c1f:a666
12.31.166.103 0:0:0:0:0:ffff:c1f:a667
12.31.166.104 0:0:0:0:0:ffff:c1f:a668
12.31.166.105 0:0:0:0:0:ffff:c1f:a669
12.31.166.106 0:0:0:0:0:ffff:c1f:a66a
12.31.166.107 0:0:0:0:0:ffff:c1f:a66b
12.31.166.108 0:0:0:0:0:ffff:c1f:a66c
12.31.166.109 0:0:0:0:0:ffff:c1f:a66d
12.31.166.110 0:0:0:0:0:ffff:c1f:a66e
12.31.166.111 0:0:0:0:0:ffff:c1f:a66f
12.31.166.112 0:0:0:0:0:ffff:c1f:a670
12.31.166.113 0:0:0:0:0:ffff:c1f:a671
12.31.166.114 0:0:0:0:0:ffff:c1f:a672
12.31.166.115 0:0:0:0:0:ffff:c1f:a673
12.31.166.116 0:0:0:0:0:ffff:c1f:a674
12.31.166.117 0:0:0:0:0:ffff:c1f:a675
12.31.166.118 0:0:0:0:0:ffff:c1f:a676
12.31.166.119 0:0:0:0:0:ffff:c1f:a677
12.31.166.120 0:0:0:0:0:ffff:c1f:a678


12.31.166.121 0:0:0:0:0:ffff:c1f:a679
12.31.166.122 0:0:0:0:0:ffff:c1f:a67a
12.31.166.123 0:0:0:0:0:ffff:c1f:a67b
12.31.166.124 0:0:0:0:0:ffff:c1f:a67c
12.31.166.125 0:0:0:0:0:ffff:c1f:a67d
12.31.166.126 0:0:0:0:0:ffff:c1f:a67e
12.31.166.127 0:0:0:0:0:ffff:c1f:a67f
12.31.166.128 0:0:0:0:0:ffff:c1f:a680
12.31.166.129 0:0:0:0:0:ffff:c1f:a681
12.31.166.130 0:0:0:0:0:ffff:c1f:a682
12.31.166.131 0:0:0:0:0:ffff:c1f:a683
12.31.166.132 0:0:0:0:0:ffff:c1f:a684
12.31.166.133 0:0:0:0:0:ffff:c1f:a685
12.31.166.134 0:0:0:0:0:ffff:c1f:a686
12.31.166.135 0:0:0:0:0:ffff:c1f:a687
12.31.166.136 0:0:0:0:0:ffff:c1f:a688
12.31.166.137 0:0:0:0:0:ffff:c1f:a689
12.31.166.138 0:0:0:0:0:ffff:c1f:a68a
12.31.166.139 0:0:0:0:0:ffff:c1f:a68b
12.31.166.140 0:0:0:0:0:ffff:c1f:a68c
12.31.166.141 0:0:0:0:0:ffff:c1f:a68d
12.31.166.142 0:0:0:0:0:ffff:c1f:a68e
12.31.166.143 0:0:0:0:0:ffff:c1f:a68f
12.31.166.144 0:0:0:0:0:ffff:c1f:a690
12.31.166.145 0:0:0:0:0:ffff:c1f:a691
12.31.166.146 0:0:0:0:0:ffff:c1f:a692
12.31.166.147 0:0:0:0:0:ffff:c1f:a693
12.31.166.148 0:0:0:0:0:ffff:c1f:a694
12.31.166.149 0:0:0:0:0:ffff:c1f:a695
12.31.166.150 0:0:0:0:0:ffff:c1f:a696
12.31.166.151 0:0:0:0:0:ffff:c1f:a697
12.31.166.152 0:0:0:0:0:ffff:c1f:a698
12.31.166.153 0:0:0:0:0:ffff:c1f:a699
12.31.166.154 0:0:0:0:0:ffff:c1f:a69a
12.31.166.155 0:0:0:0:0:ffff:c1f:a69b
12.31.166.156 0:0:0:0:0:ffff:c1f:a69c
12.31.166.157 0:0:0:0:0:ffff:c1f:a69d
12.31.166.158 0:0:0:0:0:ffff:c1f:a69e
12.31.166.159 0:0:0:0:0:ffff:c1f:a69f
12.31.166.160 0:0:0:0:0:ffff:c1f:a6a0
12.31.166.161 0:0:0:0:0:ffff:c1f:a6a1
12.31.166.162 0:0:0:0:0:ffff:c1f:a6a2
12.31.166.163 0:0:0:0:0:ffff:c1f:a6a3
12.31.166.164 0:0:0:0:0:ffff:c1f:a6a4
12.31.166.165 0:0:0:0:0:ffff:c1f:a6a5
12.31.166.166 0:0:0:0:0:ffff:c1f:a6a6
12.31.166.167 0:0:0:0:0:ffff:c1f:a6a7
12.31.166.168 0:0:0:0:0:ffff:c1f:a6a8
12.31.166.169 0:0:0:0:0:ffff:c1f:a6a9
12.31.166.170 0:0:0:0:0:ffff:c1f:a6aa
12.31.166.171 0:0:0:0:0:ffff:c1f:a6ab
12.31.166.172 0:0:0:0:0:ffff:c1f:a6ac
12.31.166.173 0:0:0:0:0:ffff:c1f:a6ad
12.31.166.174 0:0:0:0:0:ffff:c1f:a6ae
12.31.166.175 0:0:0:0:0:ffff:c1f:a6af
12.31.166.176 0:0:0:0:0:ffff:c1f:a6b0
12.31.166.177 0:0:0:0:0:ffff:c1f:a6b1
12.31.166.178 0:0:0:0:0:ffff:c1f:a6b2
12.31.166.179 0:0:0:0:0:ffff:c1f:a6b3
12.31.166.180 0:0:0:0:0:ffff:c1f:a6b4


12.31.166.181 0:0:0:0:0:ffff:c1f:a6b5
12.31.166.182 0:0:0:0:0:ffff:c1f:a6b6
12.31.166.183 0:0:0:0:0:ffff:c1f:a6b7
12.31.166.184 0:0:0:0:0:ffff:c1f:a6b8
12.31.166.185 0:0:0:0:0:ffff:c1f:a6b9
12.31.166.186 0:0:0:0:0:ffff:c1f:a6ba
12.31.166.187 0:0:0:0:0:ffff:c1f:a6bb
12.31.166.188 0:0:0:0:0:ffff:c1f:a6bc
12.31.166.189 0:0:0:0:0:ffff:c1f:a6bd
12.31.166.190 0:0:0:0:0:ffff:c1f:a6be
12.31.166.191 0:0:0:0:0:ffff:c1f:a6bf
12.31.166.192 0:0:0:0:0:ffff:c1f:a6c0
12.31.166.193 0:0:0:0:0:ffff:c1f:a6c1
12.31.166.194 0:0:0:0:0:ffff:c1f:a6c2
12.31.166.195 0:0:0:0:0:ffff:c1f:a6c3
12.31.166.196 0:0:0:0:0:ffff:c1f:a6c4
12.31.166.197 0:0:0:0:0:ffff:c1f:a6c5
12.31.166.198 0:0:0:0:0:ffff:c1f:a6c6
12.31.166.199 0:0:0:0:0:ffff:c1f:a6c7
12.31.166.200 0:0:0:0:0:ffff:c1f:a6c8
12.31.166.201 0:0:0:0:0:ffff:c1f:a6c9
12.31.166.202 0:0:0:0:0:ffff:c1f:a6ca
12.31.166.203 0:0:0:0:0:ffff:c1f:a6cb
12.31.166.204 0:0:0:0:0:ffff:c1f:a6cc
12.31.166.205 0:0:0:0:0:ffff:c1f:a6cd
12.31.166.206 0:0:0:0:0:ffff:c1f:a6ce
12.31.166.207 0:0:0:0:0:ffff:c1f:a6cf
12.31.166.208 0:0:0:0:0:ffff:c1f:a6d0
12.31.166.209 0:0:0:0:0:ffff:c1f:a6d1
12.31.166.210 0:0:0:0:0:ffff:c1f:a6d2
12.31.166.211 0:0:0:0:0:ffff:c1f:a6d3
12.31.166.212 0:0:0:0:0:ffff:c1f:a6d4
12.31.166.213 0:0:0:0:0:ffff:c1f:a6d5
12.31.166.214 0:0:0:0:0:ffff:c1f:a6d6
12.31.166.215 0:0:0:0:0:ffff:c1f:a6d7
12.31.166.216 0:0:0:0:0:ffff:c1f:a6d8
12.31.166.217 0:0:0:0:0:ffff:c1f:a6d9
12.31.166.218 0:0:0:0:0:ffff:c1f:a6da
12.31.166.219 0:0:0:0:0:ffff:c1f:a6db
12.31.166.220 0:0:0:0:0:ffff:c1f:a6dc
12.31.166.221 0:0:0:0:0:ffff:c1f:a6dd
12.31.166.222 0:0:0:0:0:ffff:c1f:a6de
12.31.166.223 0:0:0:0:0:ffff:c1f:a6df
12.31.166.224 0:0:0:0:0:ffff:c1f:a6e0
12.31.166.225 0:0:0:0:0:ffff:c1f:a6e1
12.31.166.226 0:0:0:0:0:ffff:c1f:a6e2
12.31.166.227 0:0:0:0:0:ffff:c1f:a6e3
12.31.166.228 0:0:0:0:0:ffff:c1f:a6e4
12.31.166.229 0:0:0:0:0:ffff:c1f:a6e5
12.31.166.230 0:0:0:0:0:ffff:c1f:a6e6
12.31.166.231 0:0:0:0:0:ffff:c1f:a6e7
12.31.166.232 0:0:0:0:0:ffff:c1f:a6e8
12.31.166.233 0:0:0:0:0:ffff:c1f:a6e9
12.31.166.234 0:0:0:0:0:ffff:c1f:a6ea
12.31.166.235 0:0:0:0:0:ffff:c1f:a6eb
12.31.166.236 0:0:0:0:0:ffff:c1f:a6ec
12.31.166.237 0:0:0:0:0:ffff:c1f:a6ed
12.31.166.238 0:0:0:0:0:ffff:c1f:a6ee
12.31.166.239 0:0:0:0:0:ffff:c1f:a6ef
12.31.166.240 0:0:0:0:0:ffff:c1f:a6f0
12.31.166.241 0:0:0:0:0:ffff:c1f:a6f1
12.31.166.242 0:0:0:0:0:ffff:c1f:a6f2
12.31.166.243 0:0:0:0:0:ffff:c1f:a6f3
12.31.166.244 0:0:0:0:0:ffff:c1f:a6f4
12.31.166.245 0:0:0:0:0:ffff:c1f:a6f5
12.31.166.246 0:0:0:0:0:ffff:c1f:a6f6
12.31.166.247 0:0:0:0:0:ffff:c1f:a6f7
12.31.166.248 0:0:0:0:0:ffff:c1f:a6f8
12.31.166.249 0:0:0:0:0:ffff:c1f:a6f9
12.31.166.250 0:0:0:0:0:ffff:c1f:a6fa
12.31.166.251 0:0:0:0:0:ffff:c1f:a6fb
12.31.166.252 0:0:0:0:0:ffff:c1f:a6fc
12.31.166.253 0:0:0:0:0:ffff:c1f:a6fd
12.31.166.254 0:0:0:0:0:ffff:c1f:a6fe
12.31.166.255 0:0:0:0:0:ffff:c1f:a6ff


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.