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
40.42.166.1 0:0:0:0:0:ffff:282a:a601
40.42.166.2 0:0:0:0:0:ffff:282a:a602
40.42.166.3 0:0:0:0:0:ffff:282a:a603
40.42.166.4 0:0:0:0:0:ffff:282a:a604
40.42.166.5 0:0:0:0:0:ffff:282a:a605
40.42.166.6 0:0:0:0:0:ffff:282a:a606
40.42.166.7 0:0:0:0:0:ffff:282a:a607
40.42.166.8 0:0:0:0:0:ffff:282a:a608
40.42.166.9 0:0:0:0:0:ffff:282a:a609
40.42.166.10 0:0:0:0:0:ffff:282a:a60a
40.42.166.11 0:0:0:0:0:ffff:282a:a60b
40.42.166.12 0:0:0:0:0:ffff:282a:a60c
40.42.166.13 0:0:0:0:0:ffff:282a:a60d
40.42.166.14 0:0:0:0:0:ffff:282a:a60e
40.42.166.15 0:0:0:0:0:ffff:282a:a60f
40.42.166.16 0:0:0:0:0:ffff:282a:a610
40.42.166.17 0:0:0:0:0:ffff:282a:a611
40.42.166.18 0:0:0:0:0:ffff:282a:a612
40.42.166.19 0:0:0:0:0:ffff:282a:a613
40.42.166.20 0:0:0:0:0:ffff:282a:a614
40.42.166.21 0:0:0:0:0:ffff:282a:a615
40.42.166.22 0:0:0:0:0:ffff:282a:a616
40.42.166.23 0:0:0:0:0:ffff:282a:a617
40.42.166.24 0:0:0:0:0:ffff:282a:a618
40.42.166.25 0:0:0:0:0:ffff:282a:a619
40.42.166.26 0:0:0:0:0:ffff:282a:a61a
40.42.166.27 0:0:0:0:0:ffff:282a:a61b
40.42.166.28 0:0:0:0:0:ffff:282a:a61c
40.42.166.29 0:0:0:0:0:ffff:282a:a61d
40.42.166.30 0:0:0:0:0:ffff:282a:a61e
40.42.166.31 0:0:0:0:0:ffff:282a:a61f
40.42.166.32 0:0:0:0:0:ffff:282a:a620
40.42.166.33 0:0:0:0:0:ffff:282a:a621
40.42.166.34 0:0:0:0:0:ffff:282a:a622
40.42.166.35 0:0:0:0:0:ffff:282a:a623
40.42.166.36 0:0:0:0:0:ffff:282a:a624
40.42.166.37 0:0:0:0:0:ffff:282a:a625
40.42.166.38 0:0:0:0:0:ffff:282a:a626
40.42.166.39 0:0:0:0:0:ffff:282a:a627
40.42.166.40 0:0:0:0:0:ffff:282a:a628
40.42.166.41 0:0:0:0:0:ffff:282a:a629
40.42.166.42 0:0:0:0:0:ffff:282a:a62a
40.42.166.43 0:0:0:0:0:ffff:282a:a62b
40.42.166.44 0:0:0:0:0:ffff:282a:a62c
40.42.166.45 0:0:0:0:0:ffff:282a:a62d
40.42.166.46 0:0:0:0:0:ffff:282a:a62e
40.42.166.47 0:0:0:0:0:ffff:282a:a62f
40.42.166.48 0:0:0:0:0:ffff:282a:a630
40.42.166.49 0:0:0:0:0:ffff:282a:a631
40.42.166.50 0:0:0:0:0:ffff:282a:a632
40.42.166.51 0:0:0:0:0:ffff:282a:a633
40.42.166.52 0:0:0:0:0:ffff:282a:a634
40.42.166.53 0:0:0:0:0:ffff:282a:a635
40.42.166.54 0:0:0:0:0:ffff:282a:a636
40.42.166.55 0:0:0:0:0:ffff:282a:a637
40.42.166.56 0:0:0:0:0:ffff:282a:a638
40.42.166.57 0:0:0:0:0:ffff:282a:a639
40.42.166.58 0:0:0:0:0:ffff:282a:a63a
40.42.166.59 0:0:0:0:0:ffff:282a:a63b
40.42.166.60 0:0:0:0:0:ffff:282a:a63c


40.42.166.61 0:0:0:0:0:ffff:282a:a63d
40.42.166.62 0:0:0:0:0:ffff:282a:a63e
40.42.166.63 0:0:0:0:0:ffff:282a:a63f
40.42.166.64 0:0:0:0:0:ffff:282a:a640
40.42.166.65 0:0:0:0:0:ffff:282a:a641
40.42.166.66 0:0:0:0:0:ffff:282a:a642
40.42.166.67 0:0:0:0:0:ffff:282a:a643
40.42.166.68 0:0:0:0:0:ffff:282a:a644
40.42.166.69 0:0:0:0:0:ffff:282a:a645
40.42.166.70 0:0:0:0:0:ffff:282a:a646
40.42.166.71 0:0:0:0:0:ffff:282a:a647
40.42.166.72 0:0:0:0:0:ffff:282a:a648
40.42.166.73 0:0:0:0:0:ffff:282a:a649
40.42.166.74 0:0:0:0:0:ffff:282a:a64a
40.42.166.75 0:0:0:0:0:ffff:282a:a64b
40.42.166.76 0:0:0:0:0:ffff:282a:a64c
40.42.166.77 0:0:0:0:0:ffff:282a:a64d
40.42.166.78 0:0:0:0:0:ffff:282a:a64e
40.42.166.79 0:0:0:0:0:ffff:282a:a64f
40.42.166.80 0:0:0:0:0:ffff:282a:a650
40.42.166.81 0:0:0:0:0:ffff:282a:a651
40.42.166.82 0:0:0:0:0:ffff:282a:a652
40.42.166.83 0:0:0:0:0:ffff:282a:a653
40.42.166.84 0:0:0:0:0:ffff:282a:a654
40.42.166.85 0:0:0:0:0:ffff:282a:a655
40.42.166.86 0:0:0:0:0:ffff:282a:a656
40.42.166.87 0:0:0:0:0:ffff:282a:a657
40.42.166.88 0:0:0:0:0:ffff:282a:a658
40.42.166.89 0:0:0:0:0:ffff:282a:a659
40.42.166.90 0:0:0:0:0:ffff:282a:a65a
40.42.166.91 0:0:0:0:0:ffff:282a:a65b
40.42.166.92 0:0:0:0:0:ffff:282a:a65c
40.42.166.93 0:0:0:0:0:ffff:282a:a65d
40.42.166.94 0:0:0:0:0:ffff:282a:a65e
40.42.166.95 0:0:0:0:0:ffff:282a:a65f
40.42.166.96 0:0:0:0:0:ffff:282a:a660
40.42.166.97 0:0:0:0:0:ffff:282a:a661
40.42.166.98 0:0:0:0:0:ffff:282a:a662
40.42.166.99 0:0:0:0:0:ffff:282a:a663
40.42.166.100 0:0:0:0:0:ffff:282a:a664
40.42.166.101 0:0:0:0:0:ffff:282a:a665
40.42.166.102 0:0:0:0:0:ffff:282a:a666
40.42.166.103 0:0:0:0:0:ffff:282a:a667
40.42.166.104 0:0:0:0:0:ffff:282a:a668
40.42.166.105 0:0:0:0:0:ffff:282a:a669
40.42.166.106 0:0:0:0:0:ffff:282a:a66a
40.42.166.107 0:0:0:0:0:ffff:282a:a66b
40.42.166.108 0:0:0:0:0:ffff:282a:a66c
40.42.166.109 0:0:0:0:0:ffff:282a:a66d
40.42.166.110 0:0:0:0:0:ffff:282a:a66e
40.42.166.111 0:0:0:0:0:ffff:282a:a66f
40.42.166.112 0:0:0:0:0:ffff:282a:a670
40.42.166.113 0:0:0:0:0:ffff:282a:a671
40.42.166.114 0:0:0:0:0:ffff:282a:a672
40.42.166.115 0:0:0:0:0:ffff:282a:a673
40.42.166.116 0:0:0:0:0:ffff:282a:a674
40.42.166.117 0:0:0:0:0:ffff:282a:a675
40.42.166.118 0:0:0:0:0:ffff:282a:a676
40.42.166.119 0:0:0:0:0:ffff:282a:a677
40.42.166.120 0:0:0:0:0:ffff:282a:a678


40.42.166.121 0:0:0:0:0:ffff:282a:a679
40.42.166.122 0:0:0:0:0:ffff:282a:a67a
40.42.166.123 0:0:0:0:0:ffff:282a:a67b
40.42.166.124 0:0:0:0:0:ffff:282a:a67c
40.42.166.125 0:0:0:0:0:ffff:282a:a67d
40.42.166.126 0:0:0:0:0:ffff:282a:a67e
40.42.166.127 0:0:0:0:0:ffff:282a:a67f
40.42.166.128 0:0:0:0:0:ffff:282a:a680
40.42.166.129 0:0:0:0:0:ffff:282a:a681
40.42.166.130 0:0:0:0:0:ffff:282a:a682
40.42.166.131 0:0:0:0:0:ffff:282a:a683
40.42.166.132 0:0:0:0:0:ffff:282a:a684
40.42.166.133 0:0:0:0:0:ffff:282a:a685
40.42.166.134 0:0:0:0:0:ffff:282a:a686
40.42.166.135 0:0:0:0:0:ffff:282a:a687
40.42.166.136 0:0:0:0:0:ffff:282a:a688
40.42.166.137 0:0:0:0:0:ffff:282a:a689
40.42.166.138 0:0:0:0:0:ffff:282a:a68a
40.42.166.139 0:0:0:0:0:ffff:282a:a68b
40.42.166.140 0:0:0:0:0:ffff:282a:a68c
40.42.166.141 0:0:0:0:0:ffff:282a:a68d
40.42.166.142 0:0:0:0:0:ffff:282a:a68e
40.42.166.143 0:0:0:0:0:ffff:282a:a68f
40.42.166.144 0:0:0:0:0:ffff:282a:a690
40.42.166.145 0:0:0:0:0:ffff:282a:a691
40.42.166.146 0:0:0:0:0:ffff:282a:a692
40.42.166.147 0:0:0:0:0:ffff:282a:a693
40.42.166.148 0:0:0:0:0:ffff:282a:a694
40.42.166.149 0:0:0:0:0:ffff:282a:a695
40.42.166.150 0:0:0:0:0:ffff:282a:a696
40.42.166.151 0:0:0:0:0:ffff:282a:a697
40.42.166.152 0:0:0:0:0:ffff:282a:a698
40.42.166.153 0:0:0:0:0:ffff:282a:a699
40.42.166.154 0:0:0:0:0:ffff:282a:a69a
40.42.166.155 0:0:0:0:0:ffff:282a:a69b
40.42.166.156 0:0:0:0:0:ffff:282a:a69c
40.42.166.157 0:0:0:0:0:ffff:282a:a69d
40.42.166.158 0:0:0:0:0:ffff:282a:a69e
40.42.166.159 0:0:0:0:0:ffff:282a:a69f
40.42.166.160 0:0:0:0:0:ffff:282a:a6a0
40.42.166.161 0:0:0:0:0:ffff:282a:a6a1
40.42.166.162 0:0:0:0:0:ffff:282a:a6a2
40.42.166.163 0:0:0:0:0:ffff:282a:a6a3
40.42.166.164 0:0:0:0:0:ffff:282a:a6a4
40.42.166.165 0:0:0:0:0:ffff:282a:a6a5
40.42.166.166 0:0:0:0:0:ffff:282a:a6a6
40.42.166.167 0:0:0:0:0:ffff:282a:a6a7
40.42.166.168 0:0:0:0:0:ffff:282a:a6a8
40.42.166.169 0:0:0:0:0:ffff:282a:a6a9
40.42.166.170 0:0:0:0:0:ffff:282a:a6aa
40.42.166.171 0:0:0:0:0:ffff:282a:a6ab
40.42.166.172 0:0:0:0:0:ffff:282a:a6ac
40.42.166.173 0:0:0:0:0:ffff:282a:a6ad
40.42.166.174 0:0:0:0:0:ffff:282a:a6ae
40.42.166.175 0:0:0:0:0:ffff:282a:a6af
40.42.166.176 0:0:0:0:0:ffff:282a:a6b0
40.42.166.177 0:0:0:0:0:ffff:282a:a6b1
40.42.166.178 0:0:0:0:0:ffff:282a:a6b2
40.42.166.179 0:0:0:0:0:ffff:282a:a6b3
40.42.166.180 0:0:0:0:0:ffff:282a:a6b4


40.42.166.181 0:0:0:0:0:ffff:282a:a6b5
40.42.166.182 0:0:0:0:0:ffff:282a:a6b6
40.42.166.183 0:0:0:0:0:ffff:282a:a6b7
40.42.166.184 0:0:0:0:0:ffff:282a:a6b8
40.42.166.185 0:0:0:0:0:ffff:282a:a6b9
40.42.166.186 0:0:0:0:0:ffff:282a:a6ba
40.42.166.187 0:0:0:0:0:ffff:282a:a6bb
40.42.166.188 0:0:0:0:0:ffff:282a:a6bc
40.42.166.189 0:0:0:0:0:ffff:282a:a6bd
40.42.166.190 0:0:0:0:0:ffff:282a:a6be
40.42.166.191 0:0:0:0:0:ffff:282a:a6bf
40.42.166.192 0:0:0:0:0:ffff:282a:a6c0
40.42.166.193 0:0:0:0:0:ffff:282a:a6c1
40.42.166.194 0:0:0:0:0:ffff:282a:a6c2
40.42.166.195 0:0:0:0:0:ffff:282a:a6c3
40.42.166.196 0:0:0:0:0:ffff:282a:a6c4
40.42.166.197 0:0:0:0:0:ffff:282a:a6c5
40.42.166.198 0:0:0:0:0:ffff:282a:a6c6
40.42.166.199 0:0:0:0:0:ffff:282a:a6c7
40.42.166.200 0:0:0:0:0:ffff:282a:a6c8
40.42.166.201 0:0:0:0:0:ffff:282a:a6c9
40.42.166.202 0:0:0:0:0:ffff:282a:a6ca
40.42.166.203 0:0:0:0:0:ffff:282a:a6cb
40.42.166.204 0:0:0:0:0:ffff:282a:a6cc
40.42.166.205 0:0:0:0:0:ffff:282a:a6cd
40.42.166.206 0:0:0:0:0:ffff:282a:a6ce
40.42.166.207 0:0:0:0:0:ffff:282a:a6cf
40.42.166.208 0:0:0:0:0:ffff:282a:a6d0
40.42.166.209 0:0:0:0:0:ffff:282a:a6d1
40.42.166.210 0:0:0:0:0:ffff:282a:a6d2
40.42.166.211 0:0:0:0:0:ffff:282a:a6d3
40.42.166.212 0:0:0:0:0:ffff:282a:a6d4
40.42.166.213 0:0:0:0:0:ffff:282a:a6d5
40.42.166.214 0:0:0:0:0:ffff:282a:a6d6
40.42.166.215 0:0:0:0:0:ffff:282a:a6d7
40.42.166.216 0:0:0:0:0:ffff:282a:a6d8
40.42.166.217 0:0:0:0:0:ffff:282a:a6d9
40.42.166.218 0:0:0:0:0:ffff:282a:a6da
40.42.166.219 0:0:0:0:0:ffff:282a:a6db
40.42.166.220 0:0:0:0:0:ffff:282a:a6dc
40.42.166.221 0:0:0:0:0:ffff:282a:a6dd
40.42.166.222 0:0:0:0:0:ffff:282a:a6de
40.42.166.223 0:0:0:0:0:ffff:282a:a6df
40.42.166.224 0:0:0:0:0:ffff:282a:a6e0
40.42.166.225 0:0:0:0:0:ffff:282a:a6e1
40.42.166.226 0:0:0:0:0:ffff:282a:a6e2
40.42.166.227 0:0:0:0:0:ffff:282a:a6e3
40.42.166.228 0:0:0:0:0:ffff:282a:a6e4
40.42.166.229 0:0:0:0:0:ffff:282a:a6e5
40.42.166.230 0:0:0:0:0:ffff:282a:a6e6
40.42.166.231 0:0:0:0:0:ffff:282a:a6e7
40.42.166.232 0:0:0:0:0:ffff:282a:a6e8
40.42.166.233 0:0:0:0:0:ffff:282a:a6e9
40.42.166.234 0:0:0:0:0:ffff:282a:a6ea
40.42.166.235 0:0:0:0:0:ffff:282a:a6eb
40.42.166.236 0:0:0:0:0:ffff:282a:a6ec
40.42.166.237 0:0:0:0:0:ffff:282a:a6ed
40.42.166.238 0:0:0:0:0:ffff:282a:a6ee
40.42.166.239 0:0:0:0:0:ffff:282a:a6ef
40.42.166.240 0:0:0:0:0:ffff:282a:a6f0
40.42.166.241 0:0:0:0:0:ffff:282a:a6f1
40.42.166.242 0:0:0:0:0:ffff:282a:a6f2
40.42.166.243 0:0:0:0:0:ffff:282a:a6f3
40.42.166.244 0:0:0:0:0:ffff:282a:a6f4
40.42.166.245 0:0:0:0:0:ffff:282a:a6f5
40.42.166.246 0:0:0:0:0:ffff:282a:a6f6
40.42.166.247 0:0:0:0:0:ffff:282a:a6f7
40.42.166.248 0:0:0:0:0:ffff:282a:a6f8
40.42.166.249 0:0:0:0:0:ffff:282a:a6f9
40.42.166.250 0:0:0:0:0:ffff:282a:a6fa
40.42.166.251 0:0:0:0:0:ffff:282a:a6fb
40.42.166.252 0:0:0:0:0:ffff:282a:a6fc
40.42.166.253 0:0:0:0:0:ffff:282a:a6fd
40.42.166.254 0:0:0:0:0:ffff:282a:a6fe
40.42.166.255 0:0:0:0:0:ffff:282a: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.