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
7.100.243.1 0:0:0:0:0:ffff:764:f301
7.100.243.2 0:0:0:0:0:ffff:764:f302
7.100.243.3 0:0:0:0:0:ffff:764:f303
7.100.243.4 0:0:0:0:0:ffff:764:f304
7.100.243.5 0:0:0:0:0:ffff:764:f305
7.100.243.6 0:0:0:0:0:ffff:764:f306
7.100.243.7 0:0:0:0:0:ffff:764:f307
7.100.243.8 0:0:0:0:0:ffff:764:f308
7.100.243.9 0:0:0:0:0:ffff:764:f309
7.100.243.10 0:0:0:0:0:ffff:764:f30a
7.100.243.11 0:0:0:0:0:ffff:764:f30b
7.100.243.12 0:0:0:0:0:ffff:764:f30c
7.100.243.13 0:0:0:0:0:ffff:764:f30d
7.100.243.14 0:0:0:0:0:ffff:764:f30e
7.100.243.15 0:0:0:0:0:ffff:764:f30f
7.100.243.16 0:0:0:0:0:ffff:764:f310
7.100.243.17 0:0:0:0:0:ffff:764:f311
7.100.243.18 0:0:0:0:0:ffff:764:f312
7.100.243.19 0:0:0:0:0:ffff:764:f313
7.100.243.20 0:0:0:0:0:ffff:764:f314
7.100.243.21 0:0:0:0:0:ffff:764:f315
7.100.243.22 0:0:0:0:0:ffff:764:f316
7.100.243.23 0:0:0:0:0:ffff:764:f317
7.100.243.24 0:0:0:0:0:ffff:764:f318
7.100.243.25 0:0:0:0:0:ffff:764:f319
7.100.243.26 0:0:0:0:0:ffff:764:f31a
7.100.243.27 0:0:0:0:0:ffff:764:f31b
7.100.243.28 0:0:0:0:0:ffff:764:f31c
7.100.243.29 0:0:0:0:0:ffff:764:f31d
7.100.243.30 0:0:0:0:0:ffff:764:f31e
7.100.243.31 0:0:0:0:0:ffff:764:f31f
7.100.243.32 0:0:0:0:0:ffff:764:f320
7.100.243.33 0:0:0:0:0:ffff:764:f321
7.100.243.34 0:0:0:0:0:ffff:764:f322
7.100.243.35 0:0:0:0:0:ffff:764:f323
7.100.243.36 0:0:0:0:0:ffff:764:f324
7.100.243.37 0:0:0:0:0:ffff:764:f325
7.100.243.38 0:0:0:0:0:ffff:764:f326
7.100.243.39 0:0:0:0:0:ffff:764:f327
7.100.243.40 0:0:0:0:0:ffff:764:f328
7.100.243.41 0:0:0:0:0:ffff:764:f329
7.100.243.42 0:0:0:0:0:ffff:764:f32a
7.100.243.43 0:0:0:0:0:ffff:764:f32b
7.100.243.44 0:0:0:0:0:ffff:764:f32c
7.100.243.45 0:0:0:0:0:ffff:764:f32d
7.100.243.46 0:0:0:0:0:ffff:764:f32e
7.100.243.47 0:0:0:0:0:ffff:764:f32f
7.100.243.48 0:0:0:0:0:ffff:764:f330
7.100.243.49 0:0:0:0:0:ffff:764:f331
7.100.243.50 0:0:0:0:0:ffff:764:f332
7.100.243.51 0:0:0:0:0:ffff:764:f333
7.100.243.52 0:0:0:0:0:ffff:764:f334
7.100.243.53 0:0:0:0:0:ffff:764:f335
7.100.243.54 0:0:0:0:0:ffff:764:f336
7.100.243.55 0:0:0:0:0:ffff:764:f337
7.100.243.56 0:0:0:0:0:ffff:764:f338
7.100.243.57 0:0:0:0:0:ffff:764:f339
7.100.243.58 0:0:0:0:0:ffff:764:f33a
7.100.243.59 0:0:0:0:0:ffff:764:f33b
7.100.243.60 0:0:0:0:0:ffff:764:f33c


7.100.243.61 0:0:0:0:0:ffff:764:f33d
7.100.243.62 0:0:0:0:0:ffff:764:f33e
7.100.243.63 0:0:0:0:0:ffff:764:f33f
7.100.243.64 0:0:0:0:0:ffff:764:f340
7.100.243.65 0:0:0:0:0:ffff:764:f341
7.100.243.66 0:0:0:0:0:ffff:764:f342
7.100.243.67 0:0:0:0:0:ffff:764:f343
7.100.243.68 0:0:0:0:0:ffff:764:f344
7.100.243.69 0:0:0:0:0:ffff:764:f345
7.100.243.70 0:0:0:0:0:ffff:764:f346
7.100.243.71 0:0:0:0:0:ffff:764:f347
7.100.243.72 0:0:0:0:0:ffff:764:f348
7.100.243.73 0:0:0:0:0:ffff:764:f349
7.100.243.74 0:0:0:0:0:ffff:764:f34a
7.100.243.75 0:0:0:0:0:ffff:764:f34b
7.100.243.76 0:0:0:0:0:ffff:764:f34c
7.100.243.77 0:0:0:0:0:ffff:764:f34d
7.100.243.78 0:0:0:0:0:ffff:764:f34e
7.100.243.79 0:0:0:0:0:ffff:764:f34f
7.100.243.80 0:0:0:0:0:ffff:764:f350
7.100.243.81 0:0:0:0:0:ffff:764:f351
7.100.243.82 0:0:0:0:0:ffff:764:f352
7.100.243.83 0:0:0:0:0:ffff:764:f353
7.100.243.84 0:0:0:0:0:ffff:764:f354
7.100.243.85 0:0:0:0:0:ffff:764:f355
7.100.243.86 0:0:0:0:0:ffff:764:f356
7.100.243.87 0:0:0:0:0:ffff:764:f357
7.100.243.88 0:0:0:0:0:ffff:764:f358
7.100.243.89 0:0:0:0:0:ffff:764:f359
7.100.243.90 0:0:0:0:0:ffff:764:f35a
7.100.243.91 0:0:0:0:0:ffff:764:f35b
7.100.243.92 0:0:0:0:0:ffff:764:f35c
7.100.243.93 0:0:0:0:0:ffff:764:f35d
7.100.243.94 0:0:0:0:0:ffff:764:f35e
7.100.243.95 0:0:0:0:0:ffff:764:f35f
7.100.243.96 0:0:0:0:0:ffff:764:f360
7.100.243.97 0:0:0:0:0:ffff:764:f361
7.100.243.98 0:0:0:0:0:ffff:764:f362
7.100.243.99 0:0:0:0:0:ffff:764:f363
7.100.243.100 0:0:0:0:0:ffff:764:f364
7.100.243.101 0:0:0:0:0:ffff:764:f365
7.100.243.102 0:0:0:0:0:ffff:764:f366
7.100.243.103 0:0:0:0:0:ffff:764:f367
7.100.243.104 0:0:0:0:0:ffff:764:f368
7.100.243.105 0:0:0:0:0:ffff:764:f369
7.100.243.106 0:0:0:0:0:ffff:764:f36a
7.100.243.107 0:0:0:0:0:ffff:764:f36b
7.100.243.108 0:0:0:0:0:ffff:764:f36c
7.100.243.109 0:0:0:0:0:ffff:764:f36d
7.100.243.110 0:0:0:0:0:ffff:764:f36e
7.100.243.111 0:0:0:0:0:ffff:764:f36f
7.100.243.112 0:0:0:0:0:ffff:764:f370
7.100.243.113 0:0:0:0:0:ffff:764:f371
7.100.243.114 0:0:0:0:0:ffff:764:f372
7.100.243.115 0:0:0:0:0:ffff:764:f373
7.100.243.116 0:0:0:0:0:ffff:764:f374
7.100.243.117 0:0:0:0:0:ffff:764:f375
7.100.243.118 0:0:0:0:0:ffff:764:f376
7.100.243.119 0:0:0:0:0:ffff:764:f377
7.100.243.120 0:0:0:0:0:ffff:764:f378


7.100.243.121 0:0:0:0:0:ffff:764:f379
7.100.243.122 0:0:0:0:0:ffff:764:f37a
7.100.243.123 0:0:0:0:0:ffff:764:f37b
7.100.243.124 0:0:0:0:0:ffff:764:f37c
7.100.243.125 0:0:0:0:0:ffff:764:f37d
7.100.243.126 0:0:0:0:0:ffff:764:f37e
7.100.243.127 0:0:0:0:0:ffff:764:f37f
7.100.243.128 0:0:0:0:0:ffff:764:f380
7.100.243.129 0:0:0:0:0:ffff:764:f381
7.100.243.130 0:0:0:0:0:ffff:764:f382
7.100.243.131 0:0:0:0:0:ffff:764:f383
7.100.243.132 0:0:0:0:0:ffff:764:f384
7.100.243.133 0:0:0:0:0:ffff:764:f385
7.100.243.134 0:0:0:0:0:ffff:764:f386
7.100.243.135 0:0:0:0:0:ffff:764:f387
7.100.243.136 0:0:0:0:0:ffff:764:f388
7.100.243.137 0:0:0:0:0:ffff:764:f389
7.100.243.138 0:0:0:0:0:ffff:764:f38a
7.100.243.139 0:0:0:0:0:ffff:764:f38b
7.100.243.140 0:0:0:0:0:ffff:764:f38c
7.100.243.141 0:0:0:0:0:ffff:764:f38d
7.100.243.142 0:0:0:0:0:ffff:764:f38e
7.100.243.143 0:0:0:0:0:ffff:764:f38f
7.100.243.144 0:0:0:0:0:ffff:764:f390
7.100.243.145 0:0:0:0:0:ffff:764:f391
7.100.243.146 0:0:0:0:0:ffff:764:f392
7.100.243.147 0:0:0:0:0:ffff:764:f393
7.100.243.148 0:0:0:0:0:ffff:764:f394
7.100.243.149 0:0:0:0:0:ffff:764:f395
7.100.243.150 0:0:0:0:0:ffff:764:f396
7.100.243.151 0:0:0:0:0:ffff:764:f397
7.100.243.152 0:0:0:0:0:ffff:764:f398
7.100.243.153 0:0:0:0:0:ffff:764:f399
7.100.243.154 0:0:0:0:0:ffff:764:f39a
7.100.243.155 0:0:0:0:0:ffff:764:f39b
7.100.243.156 0:0:0:0:0:ffff:764:f39c
7.100.243.157 0:0:0:0:0:ffff:764:f39d
7.100.243.158 0:0:0:0:0:ffff:764:f39e
7.100.243.159 0:0:0:0:0:ffff:764:f39f
7.100.243.160 0:0:0:0:0:ffff:764:f3a0
7.100.243.161 0:0:0:0:0:ffff:764:f3a1
7.100.243.162 0:0:0:0:0:ffff:764:f3a2
7.100.243.163 0:0:0:0:0:ffff:764:f3a3
7.100.243.164 0:0:0:0:0:ffff:764:f3a4
7.100.243.165 0:0:0:0:0:ffff:764:f3a5
7.100.243.166 0:0:0:0:0:ffff:764:f3a6
7.100.243.167 0:0:0:0:0:ffff:764:f3a7
7.100.243.168 0:0:0:0:0:ffff:764:f3a8
7.100.243.169 0:0:0:0:0:ffff:764:f3a9
7.100.243.170 0:0:0:0:0:ffff:764:f3aa
7.100.243.171 0:0:0:0:0:ffff:764:f3ab
7.100.243.172 0:0:0:0:0:ffff:764:f3ac
7.100.243.173 0:0:0:0:0:ffff:764:f3ad
7.100.243.174 0:0:0:0:0:ffff:764:f3ae
7.100.243.175 0:0:0:0:0:ffff:764:f3af
7.100.243.176 0:0:0:0:0:ffff:764:f3b0
7.100.243.177 0:0:0:0:0:ffff:764:f3b1
7.100.243.178 0:0:0:0:0:ffff:764:f3b2
7.100.243.179 0:0:0:0:0:ffff:764:f3b3
7.100.243.180 0:0:0:0:0:ffff:764:f3b4


7.100.243.181 0:0:0:0:0:ffff:764:f3b5
7.100.243.182 0:0:0:0:0:ffff:764:f3b6
7.100.243.183 0:0:0:0:0:ffff:764:f3b7
7.100.243.184 0:0:0:0:0:ffff:764:f3b8
7.100.243.185 0:0:0:0:0:ffff:764:f3b9
7.100.243.186 0:0:0:0:0:ffff:764:f3ba
7.100.243.187 0:0:0:0:0:ffff:764:f3bb
7.100.243.188 0:0:0:0:0:ffff:764:f3bc
7.100.243.189 0:0:0:0:0:ffff:764:f3bd
7.100.243.190 0:0:0:0:0:ffff:764:f3be
7.100.243.191 0:0:0:0:0:ffff:764:f3bf
7.100.243.192 0:0:0:0:0:ffff:764:f3c0
7.100.243.193 0:0:0:0:0:ffff:764:f3c1
7.100.243.194 0:0:0:0:0:ffff:764:f3c2
7.100.243.195 0:0:0:0:0:ffff:764:f3c3
7.100.243.196 0:0:0:0:0:ffff:764:f3c4
7.100.243.197 0:0:0:0:0:ffff:764:f3c5
7.100.243.198 0:0:0:0:0:ffff:764:f3c6
7.100.243.199 0:0:0:0:0:ffff:764:f3c7
7.100.243.200 0:0:0:0:0:ffff:764:f3c8
7.100.243.201 0:0:0:0:0:ffff:764:f3c9
7.100.243.202 0:0:0:0:0:ffff:764:f3ca
7.100.243.203 0:0:0:0:0:ffff:764:f3cb
7.100.243.204 0:0:0:0:0:ffff:764:f3cc
7.100.243.205 0:0:0:0:0:ffff:764:f3cd
7.100.243.206 0:0:0:0:0:ffff:764:f3ce
7.100.243.207 0:0:0:0:0:ffff:764:f3cf
7.100.243.208 0:0:0:0:0:ffff:764:f3d0
7.100.243.209 0:0:0:0:0:ffff:764:f3d1
7.100.243.210 0:0:0:0:0:ffff:764:f3d2
7.100.243.211 0:0:0:0:0:ffff:764:f3d3
7.100.243.212 0:0:0:0:0:ffff:764:f3d4
7.100.243.213 0:0:0:0:0:ffff:764:f3d5
7.100.243.214 0:0:0:0:0:ffff:764:f3d6
7.100.243.215 0:0:0:0:0:ffff:764:f3d7
7.100.243.216 0:0:0:0:0:ffff:764:f3d8
7.100.243.217 0:0:0:0:0:ffff:764:f3d9
7.100.243.218 0:0:0:0:0:ffff:764:f3da
7.100.243.219 0:0:0:0:0:ffff:764:f3db
7.100.243.220 0:0:0:0:0:ffff:764:f3dc
7.100.243.221 0:0:0:0:0:ffff:764:f3dd
7.100.243.222 0:0:0:0:0:ffff:764:f3de
7.100.243.223 0:0:0:0:0:ffff:764:f3df
7.100.243.224 0:0:0:0:0:ffff:764:f3e0
7.100.243.225 0:0:0:0:0:ffff:764:f3e1
7.100.243.226 0:0:0:0:0:ffff:764:f3e2
7.100.243.227 0:0:0:0:0:ffff:764:f3e3
7.100.243.228 0:0:0:0:0:ffff:764:f3e4
7.100.243.229 0:0:0:0:0:ffff:764:f3e5
7.100.243.230 0:0:0:0:0:ffff:764:f3e6
7.100.243.231 0:0:0:0:0:ffff:764:f3e7
7.100.243.232 0:0:0:0:0:ffff:764:f3e8
7.100.243.233 0:0:0:0:0:ffff:764:f3e9
7.100.243.234 0:0:0:0:0:ffff:764:f3ea
7.100.243.235 0:0:0:0:0:ffff:764:f3eb
7.100.243.236 0:0:0:0:0:ffff:764:f3ec
7.100.243.237 0:0:0:0:0:ffff:764:f3ed
7.100.243.238 0:0:0:0:0:ffff:764:f3ee
7.100.243.239 0:0:0:0:0:ffff:764:f3ef
7.100.243.240 0:0:0:0:0:ffff:764:f3f0
7.100.243.241 0:0:0:0:0:ffff:764:f3f1
7.100.243.242 0:0:0:0:0:ffff:764:f3f2
7.100.243.243 0:0:0:0:0:ffff:764:f3f3
7.100.243.244 0:0:0:0:0:ffff:764:f3f4
7.100.243.245 0:0:0:0:0:ffff:764:f3f5
7.100.243.246 0:0:0:0:0:ffff:764:f3f6
7.100.243.247 0:0:0:0:0:ffff:764:f3f7
7.100.243.248 0:0:0:0:0:ffff:764:f3f8
7.100.243.249 0:0:0:0:0:ffff:764:f3f9
7.100.243.250 0:0:0:0:0:ffff:764:f3fa
7.100.243.251 0:0:0:0:0:ffff:764:f3fb
7.100.243.252 0:0:0:0:0:ffff:764:f3fc
7.100.243.253 0:0:0:0:0:ffff:764:f3fd
7.100.243.254 0:0:0:0:0:ffff:764:f3fe
7.100.243.255 0:0:0:0:0:ffff:764:f3ff


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.