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
66.43.69.1 0:0:0:0:0:ffff:422b:4501
66.43.69.2 0:0:0:0:0:ffff:422b:4502
66.43.69.3 0:0:0:0:0:ffff:422b:4503
66.43.69.4 0:0:0:0:0:ffff:422b:4504
66.43.69.5 0:0:0:0:0:ffff:422b:4505
66.43.69.6 0:0:0:0:0:ffff:422b:4506
66.43.69.7 0:0:0:0:0:ffff:422b:4507
66.43.69.8 0:0:0:0:0:ffff:422b:4508
66.43.69.9 0:0:0:0:0:ffff:422b:4509
66.43.69.10 0:0:0:0:0:ffff:422b:450a
66.43.69.11 0:0:0:0:0:ffff:422b:450b
66.43.69.12 0:0:0:0:0:ffff:422b:450c
66.43.69.13 0:0:0:0:0:ffff:422b:450d
66.43.69.14 0:0:0:0:0:ffff:422b:450e
66.43.69.15 0:0:0:0:0:ffff:422b:450f
66.43.69.16 0:0:0:0:0:ffff:422b:4510
66.43.69.17 0:0:0:0:0:ffff:422b:4511
66.43.69.18 0:0:0:0:0:ffff:422b:4512
66.43.69.19 0:0:0:0:0:ffff:422b:4513
66.43.69.20 0:0:0:0:0:ffff:422b:4514
66.43.69.21 0:0:0:0:0:ffff:422b:4515
66.43.69.22 0:0:0:0:0:ffff:422b:4516
66.43.69.23 0:0:0:0:0:ffff:422b:4517
66.43.69.24 0:0:0:0:0:ffff:422b:4518
66.43.69.25 0:0:0:0:0:ffff:422b:4519
66.43.69.26 0:0:0:0:0:ffff:422b:451a
66.43.69.27 0:0:0:0:0:ffff:422b:451b
66.43.69.28 0:0:0:0:0:ffff:422b:451c
66.43.69.29 0:0:0:0:0:ffff:422b:451d
66.43.69.30 0:0:0:0:0:ffff:422b:451e
66.43.69.31 0:0:0:0:0:ffff:422b:451f
66.43.69.32 0:0:0:0:0:ffff:422b:4520
66.43.69.33 0:0:0:0:0:ffff:422b:4521
66.43.69.34 0:0:0:0:0:ffff:422b:4522
66.43.69.35 0:0:0:0:0:ffff:422b:4523
66.43.69.36 0:0:0:0:0:ffff:422b:4524
66.43.69.37 0:0:0:0:0:ffff:422b:4525
66.43.69.38 0:0:0:0:0:ffff:422b:4526
66.43.69.39 0:0:0:0:0:ffff:422b:4527
66.43.69.40 0:0:0:0:0:ffff:422b:4528
66.43.69.41 0:0:0:0:0:ffff:422b:4529
66.43.69.42 0:0:0:0:0:ffff:422b:452a
66.43.69.43 0:0:0:0:0:ffff:422b:452b
66.43.69.44 0:0:0:0:0:ffff:422b:452c
66.43.69.45 0:0:0:0:0:ffff:422b:452d
66.43.69.46 0:0:0:0:0:ffff:422b:452e
66.43.69.47 0:0:0:0:0:ffff:422b:452f
66.43.69.48 0:0:0:0:0:ffff:422b:4530
66.43.69.49 0:0:0:0:0:ffff:422b:4531
66.43.69.50 0:0:0:0:0:ffff:422b:4532
66.43.69.51 0:0:0:0:0:ffff:422b:4533
66.43.69.52 0:0:0:0:0:ffff:422b:4534
66.43.69.53 0:0:0:0:0:ffff:422b:4535
66.43.69.54 0:0:0:0:0:ffff:422b:4536
66.43.69.55 0:0:0:0:0:ffff:422b:4537
66.43.69.56 0:0:0:0:0:ffff:422b:4538
66.43.69.57 0:0:0:0:0:ffff:422b:4539
66.43.69.58 0:0:0:0:0:ffff:422b:453a
66.43.69.59 0:0:0:0:0:ffff:422b:453b
66.43.69.60 0:0:0:0:0:ffff:422b:453c


66.43.69.61 0:0:0:0:0:ffff:422b:453d
66.43.69.62 0:0:0:0:0:ffff:422b:453e
66.43.69.63 0:0:0:0:0:ffff:422b:453f
66.43.69.64 0:0:0:0:0:ffff:422b:4540
66.43.69.65 0:0:0:0:0:ffff:422b:4541
66.43.69.66 0:0:0:0:0:ffff:422b:4542
66.43.69.67 0:0:0:0:0:ffff:422b:4543
66.43.69.68 0:0:0:0:0:ffff:422b:4544
66.43.69.69 0:0:0:0:0:ffff:422b:4545
66.43.69.70 0:0:0:0:0:ffff:422b:4546
66.43.69.71 0:0:0:0:0:ffff:422b:4547
66.43.69.72 0:0:0:0:0:ffff:422b:4548
66.43.69.73 0:0:0:0:0:ffff:422b:4549
66.43.69.74 0:0:0:0:0:ffff:422b:454a
66.43.69.75 0:0:0:0:0:ffff:422b:454b
66.43.69.76 0:0:0:0:0:ffff:422b:454c
66.43.69.77 0:0:0:0:0:ffff:422b:454d
66.43.69.78 0:0:0:0:0:ffff:422b:454e
66.43.69.79 0:0:0:0:0:ffff:422b:454f
66.43.69.80 0:0:0:0:0:ffff:422b:4550
66.43.69.81 0:0:0:0:0:ffff:422b:4551
66.43.69.82 0:0:0:0:0:ffff:422b:4552
66.43.69.83 0:0:0:0:0:ffff:422b:4553
66.43.69.84 0:0:0:0:0:ffff:422b:4554
66.43.69.85 0:0:0:0:0:ffff:422b:4555
66.43.69.86 0:0:0:0:0:ffff:422b:4556
66.43.69.87 0:0:0:0:0:ffff:422b:4557
66.43.69.88 0:0:0:0:0:ffff:422b:4558
66.43.69.89 0:0:0:0:0:ffff:422b:4559
66.43.69.90 0:0:0:0:0:ffff:422b:455a
66.43.69.91 0:0:0:0:0:ffff:422b:455b
66.43.69.92 0:0:0:0:0:ffff:422b:455c
66.43.69.93 0:0:0:0:0:ffff:422b:455d
66.43.69.94 0:0:0:0:0:ffff:422b:455e
66.43.69.95 0:0:0:0:0:ffff:422b:455f
66.43.69.96 0:0:0:0:0:ffff:422b:4560
66.43.69.97 0:0:0:0:0:ffff:422b:4561
66.43.69.98 0:0:0:0:0:ffff:422b:4562
66.43.69.99 0:0:0:0:0:ffff:422b:4563
66.43.69.100 0:0:0:0:0:ffff:422b:4564
66.43.69.101 0:0:0:0:0:ffff:422b:4565
66.43.69.102 0:0:0:0:0:ffff:422b:4566
66.43.69.103 0:0:0:0:0:ffff:422b:4567
66.43.69.104 0:0:0:0:0:ffff:422b:4568
66.43.69.105 0:0:0:0:0:ffff:422b:4569
66.43.69.106 0:0:0:0:0:ffff:422b:456a
66.43.69.107 0:0:0:0:0:ffff:422b:456b
66.43.69.108 0:0:0:0:0:ffff:422b:456c
66.43.69.109 0:0:0:0:0:ffff:422b:456d
66.43.69.110 0:0:0:0:0:ffff:422b:456e
66.43.69.111 0:0:0:0:0:ffff:422b:456f
66.43.69.112 0:0:0:0:0:ffff:422b:4570
66.43.69.113 0:0:0:0:0:ffff:422b:4571
66.43.69.114 0:0:0:0:0:ffff:422b:4572
66.43.69.115 0:0:0:0:0:ffff:422b:4573
66.43.69.116 0:0:0:0:0:ffff:422b:4574
66.43.69.117 0:0:0:0:0:ffff:422b:4575
66.43.69.118 0:0:0:0:0:ffff:422b:4576
66.43.69.119 0:0:0:0:0:ffff:422b:4577
66.43.69.120 0:0:0:0:0:ffff:422b:4578


66.43.69.121 0:0:0:0:0:ffff:422b:4579
66.43.69.122 0:0:0:0:0:ffff:422b:457a
66.43.69.123 0:0:0:0:0:ffff:422b:457b
66.43.69.124 0:0:0:0:0:ffff:422b:457c
66.43.69.125 0:0:0:0:0:ffff:422b:457d
66.43.69.126 0:0:0:0:0:ffff:422b:457e
66.43.69.127 0:0:0:0:0:ffff:422b:457f
66.43.69.128 0:0:0:0:0:ffff:422b:4580
66.43.69.129 0:0:0:0:0:ffff:422b:4581
66.43.69.130 0:0:0:0:0:ffff:422b:4582
66.43.69.131 0:0:0:0:0:ffff:422b:4583
66.43.69.132 0:0:0:0:0:ffff:422b:4584
66.43.69.133 0:0:0:0:0:ffff:422b:4585
66.43.69.134 0:0:0:0:0:ffff:422b:4586
66.43.69.135 0:0:0:0:0:ffff:422b:4587
66.43.69.136 0:0:0:0:0:ffff:422b:4588
66.43.69.137 0:0:0:0:0:ffff:422b:4589
66.43.69.138 0:0:0:0:0:ffff:422b:458a
66.43.69.139 0:0:0:0:0:ffff:422b:458b
66.43.69.140 0:0:0:0:0:ffff:422b:458c
66.43.69.141 0:0:0:0:0:ffff:422b:458d
66.43.69.142 0:0:0:0:0:ffff:422b:458e
66.43.69.143 0:0:0:0:0:ffff:422b:458f
66.43.69.144 0:0:0:0:0:ffff:422b:4590
66.43.69.145 0:0:0:0:0:ffff:422b:4591
66.43.69.146 0:0:0:0:0:ffff:422b:4592
66.43.69.147 0:0:0:0:0:ffff:422b:4593
66.43.69.148 0:0:0:0:0:ffff:422b:4594
66.43.69.149 0:0:0:0:0:ffff:422b:4595
66.43.69.150 0:0:0:0:0:ffff:422b:4596
66.43.69.151 0:0:0:0:0:ffff:422b:4597
66.43.69.152 0:0:0:0:0:ffff:422b:4598
66.43.69.153 0:0:0:0:0:ffff:422b:4599
66.43.69.154 0:0:0:0:0:ffff:422b:459a
66.43.69.155 0:0:0:0:0:ffff:422b:459b
66.43.69.156 0:0:0:0:0:ffff:422b:459c
66.43.69.157 0:0:0:0:0:ffff:422b:459d
66.43.69.158 0:0:0:0:0:ffff:422b:459e
66.43.69.159 0:0:0:0:0:ffff:422b:459f
66.43.69.160 0:0:0:0:0:ffff:422b:45a0
66.43.69.161 0:0:0:0:0:ffff:422b:45a1
66.43.69.162 0:0:0:0:0:ffff:422b:45a2
66.43.69.163 0:0:0:0:0:ffff:422b:45a3
66.43.69.164 0:0:0:0:0:ffff:422b:45a4
66.43.69.165 0:0:0:0:0:ffff:422b:45a5
66.43.69.166 0:0:0:0:0:ffff:422b:45a6
66.43.69.167 0:0:0:0:0:ffff:422b:45a7
66.43.69.168 0:0:0:0:0:ffff:422b:45a8
66.43.69.169 0:0:0:0:0:ffff:422b:45a9
66.43.69.170 0:0:0:0:0:ffff:422b:45aa
66.43.69.171 0:0:0:0:0:ffff:422b:45ab
66.43.69.172 0:0:0:0:0:ffff:422b:45ac
66.43.69.173 0:0:0:0:0:ffff:422b:45ad
66.43.69.174 0:0:0:0:0:ffff:422b:45ae
66.43.69.175 0:0:0:0:0:ffff:422b:45af
66.43.69.176 0:0:0:0:0:ffff:422b:45b0
66.43.69.177 0:0:0:0:0:ffff:422b:45b1
66.43.69.178 0:0:0:0:0:ffff:422b:45b2
66.43.69.179 0:0:0:0:0:ffff:422b:45b3
66.43.69.180 0:0:0:0:0:ffff:422b:45b4


66.43.69.181 0:0:0:0:0:ffff:422b:45b5
66.43.69.182 0:0:0:0:0:ffff:422b:45b6
66.43.69.183 0:0:0:0:0:ffff:422b:45b7
66.43.69.184 0:0:0:0:0:ffff:422b:45b8
66.43.69.185 0:0:0:0:0:ffff:422b:45b9
66.43.69.186 0:0:0:0:0:ffff:422b:45ba
66.43.69.187 0:0:0:0:0:ffff:422b:45bb
66.43.69.188 0:0:0:0:0:ffff:422b:45bc
66.43.69.189 0:0:0:0:0:ffff:422b:45bd
66.43.69.190 0:0:0:0:0:ffff:422b:45be
66.43.69.191 0:0:0:0:0:ffff:422b:45bf
66.43.69.192 0:0:0:0:0:ffff:422b:45c0
66.43.69.193 0:0:0:0:0:ffff:422b:45c1
66.43.69.194 0:0:0:0:0:ffff:422b:45c2
66.43.69.195 0:0:0:0:0:ffff:422b:45c3
66.43.69.196 0:0:0:0:0:ffff:422b:45c4
66.43.69.197 0:0:0:0:0:ffff:422b:45c5
66.43.69.198 0:0:0:0:0:ffff:422b:45c6
66.43.69.199 0:0:0:0:0:ffff:422b:45c7
66.43.69.200 0:0:0:0:0:ffff:422b:45c8
66.43.69.201 0:0:0:0:0:ffff:422b:45c9
66.43.69.202 0:0:0:0:0:ffff:422b:45ca
66.43.69.203 0:0:0:0:0:ffff:422b:45cb
66.43.69.204 0:0:0:0:0:ffff:422b:45cc
66.43.69.205 0:0:0:0:0:ffff:422b:45cd
66.43.69.206 0:0:0:0:0:ffff:422b:45ce
66.43.69.207 0:0:0:0:0:ffff:422b:45cf
66.43.69.208 0:0:0:0:0:ffff:422b:45d0
66.43.69.209 0:0:0:0:0:ffff:422b:45d1
66.43.69.210 0:0:0:0:0:ffff:422b:45d2
66.43.69.211 0:0:0:0:0:ffff:422b:45d3
66.43.69.212 0:0:0:0:0:ffff:422b:45d4
66.43.69.213 0:0:0:0:0:ffff:422b:45d5
66.43.69.214 0:0:0:0:0:ffff:422b:45d6
66.43.69.215 0:0:0:0:0:ffff:422b:45d7
66.43.69.216 0:0:0:0:0:ffff:422b:45d8
66.43.69.217 0:0:0:0:0:ffff:422b:45d9
66.43.69.218 0:0:0:0:0:ffff:422b:45da
66.43.69.219 0:0:0:0:0:ffff:422b:45db
66.43.69.220 0:0:0:0:0:ffff:422b:45dc
66.43.69.221 0:0:0:0:0:ffff:422b:45dd
66.43.69.222 0:0:0:0:0:ffff:422b:45de
66.43.69.223 0:0:0:0:0:ffff:422b:45df
66.43.69.224 0:0:0:0:0:ffff:422b:45e0
66.43.69.225 0:0:0:0:0:ffff:422b:45e1
66.43.69.226 0:0:0:0:0:ffff:422b:45e2
66.43.69.227 0:0:0:0:0:ffff:422b:45e3
66.43.69.228 0:0:0:0:0:ffff:422b:45e4
66.43.69.229 0:0:0:0:0:ffff:422b:45e5
66.43.69.230 0:0:0:0:0:ffff:422b:45e6
66.43.69.231 0:0:0:0:0:ffff:422b:45e7
66.43.69.232 0:0:0:0:0:ffff:422b:45e8
66.43.69.233 0:0:0:0:0:ffff:422b:45e9
66.43.69.234 0:0:0:0:0:ffff:422b:45ea
66.43.69.235 0:0:0:0:0:ffff:422b:45eb
66.43.69.236 0:0:0:0:0:ffff:422b:45ec
66.43.69.237 0:0:0:0:0:ffff:422b:45ed
66.43.69.238 0:0:0:0:0:ffff:422b:45ee
66.43.69.239 0:0:0:0:0:ffff:422b:45ef
66.43.69.240 0:0:0:0:0:ffff:422b:45f0
66.43.69.241 0:0:0:0:0:ffff:422b:45f1
66.43.69.242 0:0:0:0:0:ffff:422b:45f2
66.43.69.243 0:0:0:0:0:ffff:422b:45f3
66.43.69.244 0:0:0:0:0:ffff:422b:45f4
66.43.69.245 0:0:0:0:0:ffff:422b:45f5
66.43.69.246 0:0:0:0:0:ffff:422b:45f6
66.43.69.247 0:0:0:0:0:ffff:422b:45f7
66.43.69.248 0:0:0:0:0:ffff:422b:45f8
66.43.69.249 0:0:0:0:0:ffff:422b:45f9
66.43.69.250 0:0:0:0:0:ffff:422b:45fa
66.43.69.251 0:0:0:0:0:ffff:422b:45fb
66.43.69.252 0:0:0:0:0:ffff:422b:45fc
66.43.69.253 0:0:0:0:0:ffff:422b:45fd
66.43.69.254 0:0:0:0:0:ffff:422b:45fe
66.43.69.255 0:0:0:0:0:ffff:422b:45ff


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.