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
100.3.69.1 0:0:0:0:0:ffff:6403:4501
100.3.69.2 0:0:0:0:0:ffff:6403:4502
100.3.69.3 0:0:0:0:0:ffff:6403:4503
100.3.69.4 0:0:0:0:0:ffff:6403:4504
100.3.69.5 0:0:0:0:0:ffff:6403:4505
100.3.69.6 0:0:0:0:0:ffff:6403:4506
100.3.69.7 0:0:0:0:0:ffff:6403:4507
100.3.69.8 0:0:0:0:0:ffff:6403:4508
100.3.69.9 0:0:0:0:0:ffff:6403:4509
100.3.69.10 0:0:0:0:0:ffff:6403:450a
100.3.69.11 0:0:0:0:0:ffff:6403:450b
100.3.69.12 0:0:0:0:0:ffff:6403:450c
100.3.69.13 0:0:0:0:0:ffff:6403:450d
100.3.69.14 0:0:0:0:0:ffff:6403:450e
100.3.69.15 0:0:0:0:0:ffff:6403:450f
100.3.69.16 0:0:0:0:0:ffff:6403:4510
100.3.69.17 0:0:0:0:0:ffff:6403:4511
100.3.69.18 0:0:0:0:0:ffff:6403:4512
100.3.69.19 0:0:0:0:0:ffff:6403:4513
100.3.69.20 0:0:0:0:0:ffff:6403:4514
100.3.69.21 0:0:0:0:0:ffff:6403:4515
100.3.69.22 0:0:0:0:0:ffff:6403:4516
100.3.69.23 0:0:0:0:0:ffff:6403:4517
100.3.69.24 0:0:0:0:0:ffff:6403:4518
100.3.69.25 0:0:0:0:0:ffff:6403:4519
100.3.69.26 0:0:0:0:0:ffff:6403:451a
100.3.69.27 0:0:0:0:0:ffff:6403:451b
100.3.69.28 0:0:0:0:0:ffff:6403:451c
100.3.69.29 0:0:0:0:0:ffff:6403:451d
100.3.69.30 0:0:0:0:0:ffff:6403:451e
100.3.69.31 0:0:0:0:0:ffff:6403:451f
100.3.69.32 0:0:0:0:0:ffff:6403:4520
100.3.69.33 0:0:0:0:0:ffff:6403:4521
100.3.69.34 0:0:0:0:0:ffff:6403:4522
100.3.69.35 0:0:0:0:0:ffff:6403:4523
100.3.69.36 0:0:0:0:0:ffff:6403:4524
100.3.69.37 0:0:0:0:0:ffff:6403:4525
100.3.69.38 0:0:0:0:0:ffff:6403:4526
100.3.69.39 0:0:0:0:0:ffff:6403:4527
100.3.69.40 0:0:0:0:0:ffff:6403:4528
100.3.69.41 0:0:0:0:0:ffff:6403:4529
100.3.69.42 0:0:0:0:0:ffff:6403:452a
100.3.69.43 0:0:0:0:0:ffff:6403:452b
100.3.69.44 0:0:0:0:0:ffff:6403:452c
100.3.69.45 0:0:0:0:0:ffff:6403:452d
100.3.69.46 0:0:0:0:0:ffff:6403:452e
100.3.69.47 0:0:0:0:0:ffff:6403:452f
100.3.69.48 0:0:0:0:0:ffff:6403:4530
100.3.69.49 0:0:0:0:0:ffff:6403:4531
100.3.69.50 0:0:0:0:0:ffff:6403:4532
100.3.69.51 0:0:0:0:0:ffff:6403:4533
100.3.69.52 0:0:0:0:0:ffff:6403:4534
100.3.69.53 0:0:0:0:0:ffff:6403:4535
100.3.69.54 0:0:0:0:0:ffff:6403:4536
100.3.69.55 0:0:0:0:0:ffff:6403:4537
100.3.69.56 0:0:0:0:0:ffff:6403:4538
100.3.69.57 0:0:0:0:0:ffff:6403:4539
100.3.69.58 0:0:0:0:0:ffff:6403:453a
100.3.69.59 0:0:0:0:0:ffff:6403:453b
100.3.69.60 0:0:0:0:0:ffff:6403:453c


100.3.69.61 0:0:0:0:0:ffff:6403:453d
100.3.69.62 0:0:0:0:0:ffff:6403:453e
100.3.69.63 0:0:0:0:0:ffff:6403:453f
100.3.69.64 0:0:0:0:0:ffff:6403:4540
100.3.69.65 0:0:0:0:0:ffff:6403:4541
100.3.69.66 0:0:0:0:0:ffff:6403:4542
100.3.69.67 0:0:0:0:0:ffff:6403:4543
100.3.69.68 0:0:0:0:0:ffff:6403:4544
100.3.69.69 0:0:0:0:0:ffff:6403:4545
100.3.69.70 0:0:0:0:0:ffff:6403:4546
100.3.69.71 0:0:0:0:0:ffff:6403:4547
100.3.69.72 0:0:0:0:0:ffff:6403:4548
100.3.69.73 0:0:0:0:0:ffff:6403:4549
100.3.69.74 0:0:0:0:0:ffff:6403:454a
100.3.69.75 0:0:0:0:0:ffff:6403:454b
100.3.69.76 0:0:0:0:0:ffff:6403:454c
100.3.69.77 0:0:0:0:0:ffff:6403:454d
100.3.69.78 0:0:0:0:0:ffff:6403:454e
100.3.69.79 0:0:0:0:0:ffff:6403:454f
100.3.69.80 0:0:0:0:0:ffff:6403:4550
100.3.69.81 0:0:0:0:0:ffff:6403:4551
100.3.69.82 0:0:0:0:0:ffff:6403:4552
100.3.69.83 0:0:0:0:0:ffff:6403:4553
100.3.69.84 0:0:0:0:0:ffff:6403:4554
100.3.69.85 0:0:0:0:0:ffff:6403:4555
100.3.69.86 0:0:0:0:0:ffff:6403:4556
100.3.69.87 0:0:0:0:0:ffff:6403:4557
100.3.69.88 0:0:0:0:0:ffff:6403:4558
100.3.69.89 0:0:0:0:0:ffff:6403:4559
100.3.69.90 0:0:0:0:0:ffff:6403:455a
100.3.69.91 0:0:0:0:0:ffff:6403:455b
100.3.69.92 0:0:0:0:0:ffff:6403:455c
100.3.69.93 0:0:0:0:0:ffff:6403:455d
100.3.69.94 0:0:0:0:0:ffff:6403:455e
100.3.69.95 0:0:0:0:0:ffff:6403:455f
100.3.69.96 0:0:0:0:0:ffff:6403:4560
100.3.69.97 0:0:0:0:0:ffff:6403:4561
100.3.69.98 0:0:0:0:0:ffff:6403:4562
100.3.69.99 0:0:0:0:0:ffff:6403:4563
100.3.69.100 0:0:0:0:0:ffff:6403:4564
100.3.69.101 0:0:0:0:0:ffff:6403:4565
100.3.69.102 0:0:0:0:0:ffff:6403:4566
100.3.69.103 0:0:0:0:0:ffff:6403:4567
100.3.69.104 0:0:0:0:0:ffff:6403:4568
100.3.69.105 0:0:0:0:0:ffff:6403:4569
100.3.69.106 0:0:0:0:0:ffff:6403:456a
100.3.69.107 0:0:0:0:0:ffff:6403:456b
100.3.69.108 0:0:0:0:0:ffff:6403:456c
100.3.69.109 0:0:0:0:0:ffff:6403:456d
100.3.69.110 0:0:0:0:0:ffff:6403:456e
100.3.69.111 0:0:0:0:0:ffff:6403:456f
100.3.69.112 0:0:0:0:0:ffff:6403:4570
100.3.69.113 0:0:0:0:0:ffff:6403:4571
100.3.69.114 0:0:0:0:0:ffff:6403:4572
100.3.69.115 0:0:0:0:0:ffff:6403:4573
100.3.69.116 0:0:0:0:0:ffff:6403:4574
100.3.69.117 0:0:0:0:0:ffff:6403:4575
100.3.69.118 0:0:0:0:0:ffff:6403:4576
100.3.69.119 0:0:0:0:0:ffff:6403:4577
100.3.69.120 0:0:0:0:0:ffff:6403:4578


100.3.69.121 0:0:0:0:0:ffff:6403:4579
100.3.69.122 0:0:0:0:0:ffff:6403:457a
100.3.69.123 0:0:0:0:0:ffff:6403:457b
100.3.69.124 0:0:0:0:0:ffff:6403:457c
100.3.69.125 0:0:0:0:0:ffff:6403:457d
100.3.69.126 0:0:0:0:0:ffff:6403:457e
100.3.69.127 0:0:0:0:0:ffff:6403:457f
100.3.69.128 0:0:0:0:0:ffff:6403:4580
100.3.69.129 0:0:0:0:0:ffff:6403:4581
100.3.69.130 0:0:0:0:0:ffff:6403:4582
100.3.69.131 0:0:0:0:0:ffff:6403:4583
100.3.69.132 0:0:0:0:0:ffff:6403:4584
100.3.69.133 0:0:0:0:0:ffff:6403:4585
100.3.69.134 0:0:0:0:0:ffff:6403:4586
100.3.69.135 0:0:0:0:0:ffff:6403:4587
100.3.69.136 0:0:0:0:0:ffff:6403:4588
100.3.69.137 0:0:0:0:0:ffff:6403:4589
100.3.69.138 0:0:0:0:0:ffff:6403:458a
100.3.69.139 0:0:0:0:0:ffff:6403:458b
100.3.69.140 0:0:0:0:0:ffff:6403:458c
100.3.69.141 0:0:0:0:0:ffff:6403:458d
100.3.69.142 0:0:0:0:0:ffff:6403:458e
100.3.69.143 0:0:0:0:0:ffff:6403:458f
100.3.69.144 0:0:0:0:0:ffff:6403:4590
100.3.69.145 0:0:0:0:0:ffff:6403:4591
100.3.69.146 0:0:0:0:0:ffff:6403:4592
100.3.69.147 0:0:0:0:0:ffff:6403:4593
100.3.69.148 0:0:0:0:0:ffff:6403:4594
100.3.69.149 0:0:0:0:0:ffff:6403:4595
100.3.69.150 0:0:0:0:0:ffff:6403:4596
100.3.69.151 0:0:0:0:0:ffff:6403:4597
100.3.69.152 0:0:0:0:0:ffff:6403:4598
100.3.69.153 0:0:0:0:0:ffff:6403:4599
100.3.69.154 0:0:0:0:0:ffff:6403:459a
100.3.69.155 0:0:0:0:0:ffff:6403:459b
100.3.69.156 0:0:0:0:0:ffff:6403:459c
100.3.69.157 0:0:0:0:0:ffff:6403:459d
100.3.69.158 0:0:0:0:0:ffff:6403:459e
100.3.69.159 0:0:0:0:0:ffff:6403:459f
100.3.69.160 0:0:0:0:0:ffff:6403:45a0
100.3.69.161 0:0:0:0:0:ffff:6403:45a1
100.3.69.162 0:0:0:0:0:ffff:6403:45a2
100.3.69.163 0:0:0:0:0:ffff:6403:45a3
100.3.69.164 0:0:0:0:0:ffff:6403:45a4
100.3.69.165 0:0:0:0:0:ffff:6403:45a5
100.3.69.166 0:0:0:0:0:ffff:6403:45a6
100.3.69.167 0:0:0:0:0:ffff:6403:45a7
100.3.69.168 0:0:0:0:0:ffff:6403:45a8
100.3.69.169 0:0:0:0:0:ffff:6403:45a9
100.3.69.170 0:0:0:0:0:ffff:6403:45aa
100.3.69.171 0:0:0:0:0:ffff:6403:45ab
100.3.69.172 0:0:0:0:0:ffff:6403:45ac
100.3.69.173 0:0:0:0:0:ffff:6403:45ad
100.3.69.174 0:0:0:0:0:ffff:6403:45ae
100.3.69.175 0:0:0:0:0:ffff:6403:45af
100.3.69.176 0:0:0:0:0:ffff:6403:45b0
100.3.69.177 0:0:0:0:0:ffff:6403:45b1
100.3.69.178 0:0:0:0:0:ffff:6403:45b2
100.3.69.179 0:0:0:0:0:ffff:6403:45b3
100.3.69.180 0:0:0:0:0:ffff:6403:45b4


100.3.69.181 0:0:0:0:0:ffff:6403:45b5
100.3.69.182 0:0:0:0:0:ffff:6403:45b6
100.3.69.183 0:0:0:0:0:ffff:6403:45b7
100.3.69.184 0:0:0:0:0:ffff:6403:45b8
100.3.69.185 0:0:0:0:0:ffff:6403:45b9
100.3.69.186 0:0:0:0:0:ffff:6403:45ba
100.3.69.187 0:0:0:0:0:ffff:6403:45bb
100.3.69.188 0:0:0:0:0:ffff:6403:45bc
100.3.69.189 0:0:0:0:0:ffff:6403:45bd
100.3.69.190 0:0:0:0:0:ffff:6403:45be
100.3.69.191 0:0:0:0:0:ffff:6403:45bf
100.3.69.192 0:0:0:0:0:ffff:6403:45c0
100.3.69.193 0:0:0:0:0:ffff:6403:45c1
100.3.69.194 0:0:0:0:0:ffff:6403:45c2
100.3.69.195 0:0:0:0:0:ffff:6403:45c3
100.3.69.196 0:0:0:0:0:ffff:6403:45c4
100.3.69.197 0:0:0:0:0:ffff:6403:45c5
100.3.69.198 0:0:0:0:0:ffff:6403:45c6
100.3.69.199 0:0:0:0:0:ffff:6403:45c7
100.3.69.200 0:0:0:0:0:ffff:6403:45c8
100.3.69.201 0:0:0:0:0:ffff:6403:45c9
100.3.69.202 0:0:0:0:0:ffff:6403:45ca
100.3.69.203 0:0:0:0:0:ffff:6403:45cb
100.3.69.204 0:0:0:0:0:ffff:6403:45cc
100.3.69.205 0:0:0:0:0:ffff:6403:45cd
100.3.69.206 0:0:0:0:0:ffff:6403:45ce
100.3.69.207 0:0:0:0:0:ffff:6403:45cf
100.3.69.208 0:0:0:0:0:ffff:6403:45d0
100.3.69.209 0:0:0:0:0:ffff:6403:45d1
100.3.69.210 0:0:0:0:0:ffff:6403:45d2
100.3.69.211 0:0:0:0:0:ffff:6403:45d3
100.3.69.212 0:0:0:0:0:ffff:6403:45d4
100.3.69.213 0:0:0:0:0:ffff:6403:45d5
100.3.69.214 0:0:0:0:0:ffff:6403:45d6
100.3.69.215 0:0:0:0:0:ffff:6403:45d7
100.3.69.216 0:0:0:0:0:ffff:6403:45d8
100.3.69.217 0:0:0:0:0:ffff:6403:45d9
100.3.69.218 0:0:0:0:0:ffff:6403:45da
100.3.69.219 0:0:0:0:0:ffff:6403:45db
100.3.69.220 0:0:0:0:0:ffff:6403:45dc
100.3.69.221 0:0:0:0:0:ffff:6403:45dd
100.3.69.222 0:0:0:0:0:ffff:6403:45de
100.3.69.223 0:0:0:0:0:ffff:6403:45df
100.3.69.224 0:0:0:0:0:ffff:6403:45e0
100.3.69.225 0:0:0:0:0:ffff:6403:45e1
100.3.69.226 0:0:0:0:0:ffff:6403:45e2
100.3.69.227 0:0:0:0:0:ffff:6403:45e3
100.3.69.228 0:0:0:0:0:ffff:6403:45e4
100.3.69.229 0:0:0:0:0:ffff:6403:45e5
100.3.69.230 0:0:0:0:0:ffff:6403:45e6
100.3.69.231 0:0:0:0:0:ffff:6403:45e7
100.3.69.232 0:0:0:0:0:ffff:6403:45e8
100.3.69.233 0:0:0:0:0:ffff:6403:45e9
100.3.69.234 0:0:0:0:0:ffff:6403:45ea
100.3.69.235 0:0:0:0:0:ffff:6403:45eb
100.3.69.236 0:0:0:0:0:ffff:6403:45ec
100.3.69.237 0:0:0:0:0:ffff:6403:45ed
100.3.69.238 0:0:0:0:0:ffff:6403:45ee
100.3.69.239 0:0:0:0:0:ffff:6403:45ef
100.3.69.240 0:0:0:0:0:ffff:6403:45f0
100.3.69.241 0:0:0:0:0:ffff:6403:45f1
100.3.69.242 0:0:0:0:0:ffff:6403:45f2
100.3.69.243 0:0:0:0:0:ffff:6403:45f3
100.3.69.244 0:0:0:0:0:ffff:6403:45f4
100.3.69.245 0:0:0:0:0:ffff:6403:45f5
100.3.69.246 0:0:0:0:0:ffff:6403:45f6
100.3.69.247 0:0:0:0:0:ffff:6403:45f7
100.3.69.248 0:0:0:0:0:ffff:6403:45f8
100.3.69.249 0:0:0:0:0:ffff:6403:45f9
100.3.69.250 0:0:0:0:0:ffff:6403:45fa
100.3.69.251 0:0:0:0:0:ffff:6403:45fb
100.3.69.252 0:0:0:0:0:ffff:6403:45fc
100.3.69.253 0:0:0:0:0:ffff:6403:45fd
100.3.69.254 0:0:0:0:0:ffff:6403:45fe
100.3.69.255 0:0:0:0:0:ffff:6403:45ff


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.