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
166.90.213.1 0:0:0:0:0:ffff:a65a:d501
166.90.213.2 0:0:0:0:0:ffff:a65a:d502
166.90.213.3 0:0:0:0:0:ffff:a65a:d503
166.90.213.4 0:0:0:0:0:ffff:a65a:d504
166.90.213.5 0:0:0:0:0:ffff:a65a:d505
166.90.213.6 0:0:0:0:0:ffff:a65a:d506
166.90.213.7 0:0:0:0:0:ffff:a65a:d507
166.90.213.8 0:0:0:0:0:ffff:a65a:d508
166.90.213.9 0:0:0:0:0:ffff:a65a:d509
166.90.213.10 0:0:0:0:0:ffff:a65a:d50a
166.90.213.11 0:0:0:0:0:ffff:a65a:d50b
166.90.213.12 0:0:0:0:0:ffff:a65a:d50c
166.90.213.13 0:0:0:0:0:ffff:a65a:d50d
166.90.213.14 0:0:0:0:0:ffff:a65a:d50e
166.90.213.15 0:0:0:0:0:ffff:a65a:d50f
166.90.213.16 0:0:0:0:0:ffff:a65a:d510
166.90.213.17 0:0:0:0:0:ffff:a65a:d511
166.90.213.18 0:0:0:0:0:ffff:a65a:d512
166.90.213.19 0:0:0:0:0:ffff:a65a:d513
166.90.213.20 0:0:0:0:0:ffff:a65a:d514
166.90.213.21 0:0:0:0:0:ffff:a65a:d515
166.90.213.22 0:0:0:0:0:ffff:a65a:d516
166.90.213.23 0:0:0:0:0:ffff:a65a:d517
166.90.213.24 0:0:0:0:0:ffff:a65a:d518
166.90.213.25 0:0:0:0:0:ffff:a65a:d519
166.90.213.26 0:0:0:0:0:ffff:a65a:d51a
166.90.213.27 0:0:0:0:0:ffff:a65a:d51b
166.90.213.28 0:0:0:0:0:ffff:a65a:d51c
166.90.213.29 0:0:0:0:0:ffff:a65a:d51d
166.90.213.30 0:0:0:0:0:ffff:a65a:d51e
166.90.213.31 0:0:0:0:0:ffff:a65a:d51f
166.90.213.32 0:0:0:0:0:ffff:a65a:d520
166.90.213.33 0:0:0:0:0:ffff:a65a:d521
166.90.213.34 0:0:0:0:0:ffff:a65a:d522
166.90.213.35 0:0:0:0:0:ffff:a65a:d523
166.90.213.36 0:0:0:0:0:ffff:a65a:d524
166.90.213.37 0:0:0:0:0:ffff:a65a:d525
166.90.213.38 0:0:0:0:0:ffff:a65a:d526
166.90.213.39 0:0:0:0:0:ffff:a65a:d527
166.90.213.40 0:0:0:0:0:ffff:a65a:d528
166.90.213.41 0:0:0:0:0:ffff:a65a:d529
166.90.213.42 0:0:0:0:0:ffff:a65a:d52a
166.90.213.43 0:0:0:0:0:ffff:a65a:d52b
166.90.213.44 0:0:0:0:0:ffff:a65a:d52c
166.90.213.45 0:0:0:0:0:ffff:a65a:d52d
166.90.213.46 0:0:0:0:0:ffff:a65a:d52e
166.90.213.47 0:0:0:0:0:ffff:a65a:d52f
166.90.213.48 0:0:0:0:0:ffff:a65a:d530
166.90.213.49 0:0:0:0:0:ffff:a65a:d531
166.90.213.50 0:0:0:0:0:ffff:a65a:d532
166.90.213.51 0:0:0:0:0:ffff:a65a:d533
166.90.213.52 0:0:0:0:0:ffff:a65a:d534
166.90.213.53 0:0:0:0:0:ffff:a65a:d535
166.90.213.54 0:0:0:0:0:ffff:a65a:d536
166.90.213.55 0:0:0:0:0:ffff:a65a:d537
166.90.213.56 0:0:0:0:0:ffff:a65a:d538
166.90.213.57 0:0:0:0:0:ffff:a65a:d539
166.90.213.58 0:0:0:0:0:ffff:a65a:d53a
166.90.213.59 0:0:0:0:0:ffff:a65a:d53b
166.90.213.60 0:0:0:0:0:ffff:a65a:d53c


166.90.213.61 0:0:0:0:0:ffff:a65a:d53d
166.90.213.62 0:0:0:0:0:ffff:a65a:d53e
166.90.213.63 0:0:0:0:0:ffff:a65a:d53f
166.90.213.64 0:0:0:0:0:ffff:a65a:d540
166.90.213.65 0:0:0:0:0:ffff:a65a:d541
166.90.213.66 0:0:0:0:0:ffff:a65a:d542
166.90.213.67 0:0:0:0:0:ffff:a65a:d543
166.90.213.68 0:0:0:0:0:ffff:a65a:d544
166.90.213.69 0:0:0:0:0:ffff:a65a:d545
166.90.213.70 0:0:0:0:0:ffff:a65a:d546
166.90.213.71 0:0:0:0:0:ffff:a65a:d547
166.90.213.72 0:0:0:0:0:ffff:a65a:d548
166.90.213.73 0:0:0:0:0:ffff:a65a:d549
166.90.213.74 0:0:0:0:0:ffff:a65a:d54a
166.90.213.75 0:0:0:0:0:ffff:a65a:d54b
166.90.213.76 0:0:0:0:0:ffff:a65a:d54c
166.90.213.77 0:0:0:0:0:ffff:a65a:d54d
166.90.213.78 0:0:0:0:0:ffff:a65a:d54e
166.90.213.79 0:0:0:0:0:ffff:a65a:d54f
166.90.213.80 0:0:0:0:0:ffff:a65a:d550
166.90.213.81 0:0:0:0:0:ffff:a65a:d551
166.90.213.82 0:0:0:0:0:ffff:a65a:d552
166.90.213.83 0:0:0:0:0:ffff:a65a:d553
166.90.213.84 0:0:0:0:0:ffff:a65a:d554
166.90.213.85 0:0:0:0:0:ffff:a65a:d555
166.90.213.86 0:0:0:0:0:ffff:a65a:d556
166.90.213.87 0:0:0:0:0:ffff:a65a:d557
166.90.213.88 0:0:0:0:0:ffff:a65a:d558
166.90.213.89 0:0:0:0:0:ffff:a65a:d559
166.90.213.90 0:0:0:0:0:ffff:a65a:d55a
166.90.213.91 0:0:0:0:0:ffff:a65a:d55b
166.90.213.92 0:0:0:0:0:ffff:a65a:d55c
166.90.213.93 0:0:0:0:0:ffff:a65a:d55d
166.90.213.94 0:0:0:0:0:ffff:a65a:d55e
166.90.213.95 0:0:0:0:0:ffff:a65a:d55f
166.90.213.96 0:0:0:0:0:ffff:a65a:d560
166.90.213.97 0:0:0:0:0:ffff:a65a:d561
166.90.213.98 0:0:0:0:0:ffff:a65a:d562
166.90.213.99 0:0:0:0:0:ffff:a65a:d563
166.90.213.100 0:0:0:0:0:ffff:a65a:d564
166.90.213.101 0:0:0:0:0:ffff:a65a:d565
166.90.213.102 0:0:0:0:0:ffff:a65a:d566
166.90.213.103 0:0:0:0:0:ffff:a65a:d567
166.90.213.104 0:0:0:0:0:ffff:a65a:d568
166.90.213.105 0:0:0:0:0:ffff:a65a:d569
166.90.213.106 0:0:0:0:0:ffff:a65a:d56a
166.90.213.107 0:0:0:0:0:ffff:a65a:d56b
166.90.213.108 0:0:0:0:0:ffff:a65a:d56c
166.90.213.109 0:0:0:0:0:ffff:a65a:d56d
166.90.213.110 0:0:0:0:0:ffff:a65a:d56e
166.90.213.111 0:0:0:0:0:ffff:a65a:d56f
166.90.213.112 0:0:0:0:0:ffff:a65a:d570
166.90.213.113 0:0:0:0:0:ffff:a65a:d571
166.90.213.114 0:0:0:0:0:ffff:a65a:d572
166.90.213.115 0:0:0:0:0:ffff:a65a:d573
166.90.213.116 0:0:0:0:0:ffff:a65a:d574
166.90.213.117 0:0:0:0:0:ffff:a65a:d575
166.90.213.118 0:0:0:0:0:ffff:a65a:d576
166.90.213.119 0:0:0:0:0:ffff:a65a:d577
166.90.213.120 0:0:0:0:0:ffff:a65a:d578


166.90.213.121 0:0:0:0:0:ffff:a65a:d579
166.90.213.122 0:0:0:0:0:ffff:a65a:d57a
166.90.213.123 0:0:0:0:0:ffff:a65a:d57b
166.90.213.124 0:0:0:0:0:ffff:a65a:d57c
166.90.213.125 0:0:0:0:0:ffff:a65a:d57d
166.90.213.126 0:0:0:0:0:ffff:a65a:d57e
166.90.213.127 0:0:0:0:0:ffff:a65a:d57f
166.90.213.128 0:0:0:0:0:ffff:a65a:d580
166.90.213.129 0:0:0:0:0:ffff:a65a:d581
166.90.213.130 0:0:0:0:0:ffff:a65a:d582
166.90.213.131 0:0:0:0:0:ffff:a65a:d583
166.90.213.132 0:0:0:0:0:ffff:a65a:d584
166.90.213.133 0:0:0:0:0:ffff:a65a:d585
166.90.213.134 0:0:0:0:0:ffff:a65a:d586
166.90.213.135 0:0:0:0:0:ffff:a65a:d587
166.90.213.136 0:0:0:0:0:ffff:a65a:d588
166.90.213.137 0:0:0:0:0:ffff:a65a:d589
166.90.213.138 0:0:0:0:0:ffff:a65a:d58a
166.90.213.139 0:0:0:0:0:ffff:a65a:d58b
166.90.213.140 0:0:0:0:0:ffff:a65a:d58c
166.90.213.141 0:0:0:0:0:ffff:a65a:d58d
166.90.213.142 0:0:0:0:0:ffff:a65a:d58e
166.90.213.143 0:0:0:0:0:ffff:a65a:d58f
166.90.213.144 0:0:0:0:0:ffff:a65a:d590
166.90.213.145 0:0:0:0:0:ffff:a65a:d591
166.90.213.146 0:0:0:0:0:ffff:a65a:d592
166.90.213.147 0:0:0:0:0:ffff:a65a:d593
166.90.213.148 0:0:0:0:0:ffff:a65a:d594
166.90.213.149 0:0:0:0:0:ffff:a65a:d595
166.90.213.150 0:0:0:0:0:ffff:a65a:d596
166.90.213.151 0:0:0:0:0:ffff:a65a:d597
166.90.213.152 0:0:0:0:0:ffff:a65a:d598
166.90.213.153 0:0:0:0:0:ffff:a65a:d599
166.90.213.154 0:0:0:0:0:ffff:a65a:d59a
166.90.213.155 0:0:0:0:0:ffff:a65a:d59b
166.90.213.156 0:0:0:0:0:ffff:a65a:d59c
166.90.213.157 0:0:0:0:0:ffff:a65a:d59d
166.90.213.158 0:0:0:0:0:ffff:a65a:d59e
166.90.213.159 0:0:0:0:0:ffff:a65a:d59f
166.90.213.160 0:0:0:0:0:ffff:a65a:d5a0
166.90.213.161 0:0:0:0:0:ffff:a65a:d5a1
166.90.213.162 0:0:0:0:0:ffff:a65a:d5a2
166.90.213.163 0:0:0:0:0:ffff:a65a:d5a3
166.90.213.164 0:0:0:0:0:ffff:a65a:d5a4
166.90.213.165 0:0:0:0:0:ffff:a65a:d5a5
166.90.213.166 0:0:0:0:0:ffff:a65a:d5a6
166.90.213.167 0:0:0:0:0:ffff:a65a:d5a7
166.90.213.168 0:0:0:0:0:ffff:a65a:d5a8
166.90.213.169 0:0:0:0:0:ffff:a65a:d5a9
166.90.213.170 0:0:0:0:0:ffff:a65a:d5aa
166.90.213.171 0:0:0:0:0:ffff:a65a:d5ab
166.90.213.172 0:0:0:0:0:ffff:a65a:d5ac
166.90.213.173 0:0:0:0:0:ffff:a65a:d5ad
166.90.213.174 0:0:0:0:0:ffff:a65a:d5ae
166.90.213.175 0:0:0:0:0:ffff:a65a:d5af
166.90.213.176 0:0:0:0:0:ffff:a65a:d5b0
166.90.213.177 0:0:0:0:0:ffff:a65a:d5b1
166.90.213.178 0:0:0:0:0:ffff:a65a:d5b2
166.90.213.179 0:0:0:0:0:ffff:a65a:d5b3
166.90.213.180 0:0:0:0:0:ffff:a65a:d5b4


166.90.213.181 0:0:0:0:0:ffff:a65a:d5b5
166.90.213.182 0:0:0:0:0:ffff:a65a:d5b6
166.90.213.183 0:0:0:0:0:ffff:a65a:d5b7
166.90.213.184 0:0:0:0:0:ffff:a65a:d5b8
166.90.213.185 0:0:0:0:0:ffff:a65a:d5b9
166.90.213.186 0:0:0:0:0:ffff:a65a:d5ba
166.90.213.187 0:0:0:0:0:ffff:a65a:d5bb
166.90.213.188 0:0:0:0:0:ffff:a65a:d5bc
166.90.213.189 0:0:0:0:0:ffff:a65a:d5bd
166.90.213.190 0:0:0:0:0:ffff:a65a:d5be
166.90.213.191 0:0:0:0:0:ffff:a65a:d5bf
166.90.213.192 0:0:0:0:0:ffff:a65a:d5c0
166.90.213.193 0:0:0:0:0:ffff:a65a:d5c1
166.90.213.194 0:0:0:0:0:ffff:a65a:d5c2
166.90.213.195 0:0:0:0:0:ffff:a65a:d5c3
166.90.213.196 0:0:0:0:0:ffff:a65a:d5c4
166.90.213.197 0:0:0:0:0:ffff:a65a:d5c5
166.90.213.198 0:0:0:0:0:ffff:a65a:d5c6
166.90.213.199 0:0:0:0:0:ffff:a65a:d5c7
166.90.213.200 0:0:0:0:0:ffff:a65a:d5c8
166.90.213.201 0:0:0:0:0:ffff:a65a:d5c9
166.90.213.202 0:0:0:0:0:ffff:a65a:d5ca
166.90.213.203 0:0:0:0:0:ffff:a65a:d5cb
166.90.213.204 0:0:0:0:0:ffff:a65a:d5cc
166.90.213.205 0:0:0:0:0:ffff:a65a:d5cd
166.90.213.206 0:0:0:0:0:ffff:a65a:d5ce
166.90.213.207 0:0:0:0:0:ffff:a65a:d5cf
166.90.213.208 0:0:0:0:0:ffff:a65a:d5d0
166.90.213.209 0:0:0:0:0:ffff:a65a:d5d1
166.90.213.210 0:0:0:0:0:ffff:a65a:d5d2
166.90.213.211 0:0:0:0:0:ffff:a65a:d5d3
166.90.213.212 0:0:0:0:0:ffff:a65a:d5d4
166.90.213.213 0:0:0:0:0:ffff:a65a:d5d5
166.90.213.214 0:0:0:0:0:ffff:a65a:d5d6
166.90.213.215 0:0:0:0:0:ffff:a65a:d5d7
166.90.213.216 0:0:0:0:0:ffff:a65a:d5d8
166.90.213.217 0:0:0:0:0:ffff:a65a:d5d9
166.90.213.218 0:0:0:0:0:ffff:a65a:d5da
166.90.213.219 0:0:0:0:0:ffff:a65a:d5db
166.90.213.220 0:0:0:0:0:ffff:a65a:d5dc
166.90.213.221 0:0:0:0:0:ffff:a65a:d5dd
166.90.213.222 0:0:0:0:0:ffff:a65a:d5de
166.90.213.223 0:0:0:0:0:ffff:a65a:d5df
166.90.213.224 0:0:0:0:0:ffff:a65a:d5e0
166.90.213.225 0:0:0:0:0:ffff:a65a:d5e1
166.90.213.226 0:0:0:0:0:ffff:a65a:d5e2
166.90.213.227 0:0:0:0:0:ffff:a65a:d5e3
166.90.213.228 0:0:0:0:0:ffff:a65a:d5e4
166.90.213.229 0:0:0:0:0:ffff:a65a:d5e5
166.90.213.230 0:0:0:0:0:ffff:a65a:d5e6
166.90.213.231 0:0:0:0:0:ffff:a65a:d5e7
166.90.213.232 0:0:0:0:0:ffff:a65a:d5e8
166.90.213.233 0:0:0:0:0:ffff:a65a:d5e9
166.90.213.234 0:0:0:0:0:ffff:a65a:d5ea
166.90.213.235 0:0:0:0:0:ffff:a65a:d5eb
166.90.213.236 0:0:0:0:0:ffff:a65a:d5ec
166.90.213.237 0:0:0:0:0:ffff:a65a:d5ed
166.90.213.238 0:0:0:0:0:ffff:a65a:d5ee
166.90.213.239 0:0:0:0:0:ffff:a65a:d5ef
166.90.213.240 0:0:0:0:0:ffff:a65a:d5f0
166.90.213.241 0:0:0:0:0:ffff:a65a:d5f1
166.90.213.242 0:0:0:0:0:ffff:a65a:d5f2
166.90.213.243 0:0:0:0:0:ffff:a65a:d5f3
166.90.213.244 0:0:0:0:0:ffff:a65a:d5f4
166.90.213.245 0:0:0:0:0:ffff:a65a:d5f5
166.90.213.246 0:0:0:0:0:ffff:a65a:d5f6
166.90.213.247 0:0:0:0:0:ffff:a65a:d5f7
166.90.213.248 0:0:0:0:0:ffff:a65a:d5f8
166.90.213.249 0:0:0:0:0:ffff:a65a:d5f9
166.90.213.250 0:0:0:0:0:ffff:a65a:d5fa
166.90.213.251 0:0:0:0:0:ffff:a65a:d5fb
166.90.213.252 0:0:0:0:0:ffff:a65a:d5fc
166.90.213.253 0:0:0:0:0:ffff:a65a:d5fd
166.90.213.254 0:0:0:0:0:ffff:a65a:d5fe
166.90.213.255 0:0:0:0:0:ffff:a65a:d5ff


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.