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
197.151.3.1 0:0:0:0:0:ffff:c597:301
197.151.3.2 0:0:0:0:0:ffff:c597:302
197.151.3.3 0:0:0:0:0:ffff:c597:303
197.151.3.4 0:0:0:0:0:ffff:c597:304
197.151.3.5 0:0:0:0:0:ffff:c597:305
197.151.3.6 0:0:0:0:0:ffff:c597:306
197.151.3.7 0:0:0:0:0:ffff:c597:307
197.151.3.8 0:0:0:0:0:ffff:c597:308
197.151.3.9 0:0:0:0:0:ffff:c597:309
197.151.3.10 0:0:0:0:0:ffff:c597:30a
197.151.3.11 0:0:0:0:0:ffff:c597:30b
197.151.3.12 0:0:0:0:0:ffff:c597:30c
197.151.3.13 0:0:0:0:0:ffff:c597:30d
197.151.3.14 0:0:0:0:0:ffff:c597:30e
197.151.3.15 0:0:0:0:0:ffff:c597:30f
197.151.3.16 0:0:0:0:0:ffff:c597:310
197.151.3.17 0:0:0:0:0:ffff:c597:311
197.151.3.18 0:0:0:0:0:ffff:c597:312
197.151.3.19 0:0:0:0:0:ffff:c597:313
197.151.3.20 0:0:0:0:0:ffff:c597:314
197.151.3.21 0:0:0:0:0:ffff:c597:315
197.151.3.22 0:0:0:0:0:ffff:c597:316
197.151.3.23 0:0:0:0:0:ffff:c597:317
197.151.3.24 0:0:0:0:0:ffff:c597:318
197.151.3.25 0:0:0:0:0:ffff:c597:319
197.151.3.26 0:0:0:0:0:ffff:c597:31a
197.151.3.27 0:0:0:0:0:ffff:c597:31b
197.151.3.28 0:0:0:0:0:ffff:c597:31c
197.151.3.29 0:0:0:0:0:ffff:c597:31d
197.151.3.30 0:0:0:0:0:ffff:c597:31e
197.151.3.31 0:0:0:0:0:ffff:c597:31f
197.151.3.32 0:0:0:0:0:ffff:c597:320
197.151.3.33 0:0:0:0:0:ffff:c597:321
197.151.3.34 0:0:0:0:0:ffff:c597:322
197.151.3.35 0:0:0:0:0:ffff:c597:323
197.151.3.36 0:0:0:0:0:ffff:c597:324
197.151.3.37 0:0:0:0:0:ffff:c597:325
197.151.3.38 0:0:0:0:0:ffff:c597:326
197.151.3.39 0:0:0:0:0:ffff:c597:327
197.151.3.40 0:0:0:0:0:ffff:c597:328
197.151.3.41 0:0:0:0:0:ffff:c597:329
197.151.3.42 0:0:0:0:0:ffff:c597:32a
197.151.3.43 0:0:0:0:0:ffff:c597:32b
197.151.3.44 0:0:0:0:0:ffff:c597:32c
197.151.3.45 0:0:0:0:0:ffff:c597:32d
197.151.3.46 0:0:0:0:0:ffff:c597:32e
197.151.3.47 0:0:0:0:0:ffff:c597:32f
197.151.3.48 0:0:0:0:0:ffff:c597:330
197.151.3.49 0:0:0:0:0:ffff:c597:331
197.151.3.50 0:0:0:0:0:ffff:c597:332
197.151.3.51 0:0:0:0:0:ffff:c597:333
197.151.3.52 0:0:0:0:0:ffff:c597:334
197.151.3.53 0:0:0:0:0:ffff:c597:335
197.151.3.54 0:0:0:0:0:ffff:c597:336
197.151.3.55 0:0:0:0:0:ffff:c597:337
197.151.3.56 0:0:0:0:0:ffff:c597:338
197.151.3.57 0:0:0:0:0:ffff:c597:339
197.151.3.58 0:0:0:0:0:ffff:c597:33a
197.151.3.59 0:0:0:0:0:ffff:c597:33b
197.151.3.60 0:0:0:0:0:ffff:c597:33c


197.151.3.61 0:0:0:0:0:ffff:c597:33d
197.151.3.62 0:0:0:0:0:ffff:c597:33e
197.151.3.63 0:0:0:0:0:ffff:c597:33f
197.151.3.64 0:0:0:0:0:ffff:c597:340
197.151.3.65 0:0:0:0:0:ffff:c597:341
197.151.3.66 0:0:0:0:0:ffff:c597:342
197.151.3.67 0:0:0:0:0:ffff:c597:343
197.151.3.68 0:0:0:0:0:ffff:c597:344
197.151.3.69 0:0:0:0:0:ffff:c597:345
197.151.3.70 0:0:0:0:0:ffff:c597:346
197.151.3.71 0:0:0:0:0:ffff:c597:347
197.151.3.72 0:0:0:0:0:ffff:c597:348
197.151.3.73 0:0:0:0:0:ffff:c597:349
197.151.3.74 0:0:0:0:0:ffff:c597:34a
197.151.3.75 0:0:0:0:0:ffff:c597:34b
197.151.3.76 0:0:0:0:0:ffff:c597:34c
197.151.3.77 0:0:0:0:0:ffff:c597:34d
197.151.3.78 0:0:0:0:0:ffff:c597:34e
197.151.3.79 0:0:0:0:0:ffff:c597:34f
197.151.3.80 0:0:0:0:0:ffff:c597:350
197.151.3.81 0:0:0:0:0:ffff:c597:351
197.151.3.82 0:0:0:0:0:ffff:c597:352
197.151.3.83 0:0:0:0:0:ffff:c597:353
197.151.3.84 0:0:0:0:0:ffff:c597:354
197.151.3.85 0:0:0:0:0:ffff:c597:355
197.151.3.86 0:0:0:0:0:ffff:c597:356
197.151.3.87 0:0:0:0:0:ffff:c597:357
197.151.3.88 0:0:0:0:0:ffff:c597:358
197.151.3.89 0:0:0:0:0:ffff:c597:359
197.151.3.90 0:0:0:0:0:ffff:c597:35a
197.151.3.91 0:0:0:0:0:ffff:c597:35b
197.151.3.92 0:0:0:0:0:ffff:c597:35c
197.151.3.93 0:0:0:0:0:ffff:c597:35d
197.151.3.94 0:0:0:0:0:ffff:c597:35e
197.151.3.95 0:0:0:0:0:ffff:c597:35f
197.151.3.96 0:0:0:0:0:ffff:c597:360
197.151.3.97 0:0:0:0:0:ffff:c597:361
197.151.3.98 0:0:0:0:0:ffff:c597:362
197.151.3.99 0:0:0:0:0:ffff:c597:363
197.151.3.100 0:0:0:0:0:ffff:c597:364
197.151.3.101 0:0:0:0:0:ffff:c597:365
197.151.3.102 0:0:0:0:0:ffff:c597:366
197.151.3.103 0:0:0:0:0:ffff:c597:367
197.151.3.104 0:0:0:0:0:ffff:c597:368
197.151.3.105 0:0:0:0:0:ffff:c597:369
197.151.3.106 0:0:0:0:0:ffff:c597:36a
197.151.3.107 0:0:0:0:0:ffff:c597:36b
197.151.3.108 0:0:0:0:0:ffff:c597:36c
197.151.3.109 0:0:0:0:0:ffff:c597:36d
197.151.3.110 0:0:0:0:0:ffff:c597:36e
197.151.3.111 0:0:0:0:0:ffff:c597:36f
197.151.3.112 0:0:0:0:0:ffff:c597:370
197.151.3.113 0:0:0:0:0:ffff:c597:371
197.151.3.114 0:0:0:0:0:ffff:c597:372
197.151.3.115 0:0:0:0:0:ffff:c597:373
197.151.3.116 0:0:0:0:0:ffff:c597:374
197.151.3.117 0:0:0:0:0:ffff:c597:375
197.151.3.118 0:0:0:0:0:ffff:c597:376
197.151.3.119 0:0:0:0:0:ffff:c597:377
197.151.3.120 0:0:0:0:0:ffff:c597:378


197.151.3.121 0:0:0:0:0:ffff:c597:379
197.151.3.122 0:0:0:0:0:ffff:c597:37a
197.151.3.123 0:0:0:0:0:ffff:c597:37b
197.151.3.124 0:0:0:0:0:ffff:c597:37c
197.151.3.125 0:0:0:0:0:ffff:c597:37d
197.151.3.126 0:0:0:0:0:ffff:c597:37e
197.151.3.127 0:0:0:0:0:ffff:c597:37f
197.151.3.128 0:0:0:0:0:ffff:c597:380
197.151.3.129 0:0:0:0:0:ffff:c597:381
197.151.3.130 0:0:0:0:0:ffff:c597:382
197.151.3.131 0:0:0:0:0:ffff:c597:383
197.151.3.132 0:0:0:0:0:ffff:c597:384
197.151.3.133 0:0:0:0:0:ffff:c597:385
197.151.3.134 0:0:0:0:0:ffff:c597:386
197.151.3.135 0:0:0:0:0:ffff:c597:387
197.151.3.136 0:0:0:0:0:ffff:c597:388
197.151.3.137 0:0:0:0:0:ffff:c597:389
197.151.3.138 0:0:0:0:0:ffff:c597:38a
197.151.3.139 0:0:0:0:0:ffff:c597:38b
197.151.3.140 0:0:0:0:0:ffff:c597:38c
197.151.3.141 0:0:0:0:0:ffff:c597:38d
197.151.3.142 0:0:0:0:0:ffff:c597:38e
197.151.3.143 0:0:0:0:0:ffff:c597:38f
197.151.3.144 0:0:0:0:0:ffff:c597:390
197.151.3.145 0:0:0:0:0:ffff:c597:391
197.151.3.146 0:0:0:0:0:ffff:c597:392
197.151.3.147 0:0:0:0:0:ffff:c597:393
197.151.3.148 0:0:0:0:0:ffff:c597:394
197.151.3.149 0:0:0:0:0:ffff:c597:395
197.151.3.150 0:0:0:0:0:ffff:c597:396
197.151.3.151 0:0:0:0:0:ffff:c597:397
197.151.3.152 0:0:0:0:0:ffff:c597:398
197.151.3.153 0:0:0:0:0:ffff:c597:399
197.151.3.154 0:0:0:0:0:ffff:c597:39a
197.151.3.155 0:0:0:0:0:ffff:c597:39b
197.151.3.156 0:0:0:0:0:ffff:c597:39c
197.151.3.157 0:0:0:0:0:ffff:c597:39d
197.151.3.158 0:0:0:0:0:ffff:c597:39e
197.151.3.159 0:0:0:0:0:ffff:c597:39f
197.151.3.160 0:0:0:0:0:ffff:c597:3a0
197.151.3.161 0:0:0:0:0:ffff:c597:3a1
197.151.3.162 0:0:0:0:0:ffff:c597:3a2
197.151.3.163 0:0:0:0:0:ffff:c597:3a3
197.151.3.164 0:0:0:0:0:ffff:c597:3a4
197.151.3.165 0:0:0:0:0:ffff:c597:3a5
197.151.3.166 0:0:0:0:0:ffff:c597:3a6
197.151.3.167 0:0:0:0:0:ffff:c597:3a7
197.151.3.168 0:0:0:0:0:ffff:c597:3a8
197.151.3.169 0:0:0:0:0:ffff:c597:3a9
197.151.3.170 0:0:0:0:0:ffff:c597:3aa
197.151.3.171 0:0:0:0:0:ffff:c597:3ab
197.151.3.172 0:0:0:0:0:ffff:c597:3ac
197.151.3.173 0:0:0:0:0:ffff:c597:3ad
197.151.3.174 0:0:0:0:0:ffff:c597:3ae
197.151.3.175 0:0:0:0:0:ffff:c597:3af
197.151.3.176 0:0:0:0:0:ffff:c597:3b0
197.151.3.177 0:0:0:0:0:ffff:c597:3b1
197.151.3.178 0:0:0:0:0:ffff:c597:3b2
197.151.3.179 0:0:0:0:0:ffff:c597:3b3
197.151.3.180 0:0:0:0:0:ffff:c597:3b4


197.151.3.181 0:0:0:0:0:ffff:c597:3b5
197.151.3.182 0:0:0:0:0:ffff:c597:3b6
197.151.3.183 0:0:0:0:0:ffff:c597:3b7
197.151.3.184 0:0:0:0:0:ffff:c597:3b8
197.151.3.185 0:0:0:0:0:ffff:c597:3b9
197.151.3.186 0:0:0:0:0:ffff:c597:3ba
197.151.3.187 0:0:0:0:0:ffff:c597:3bb
197.151.3.188 0:0:0:0:0:ffff:c597:3bc
197.151.3.189 0:0:0:0:0:ffff:c597:3bd
197.151.3.190 0:0:0:0:0:ffff:c597:3be
197.151.3.191 0:0:0:0:0:ffff:c597:3bf
197.151.3.192 0:0:0:0:0:ffff:c597:3c0
197.151.3.193 0:0:0:0:0:ffff:c597:3c1
197.151.3.194 0:0:0:0:0:ffff:c597:3c2
197.151.3.195 0:0:0:0:0:ffff:c597:3c3
197.151.3.196 0:0:0:0:0:ffff:c597:3c4
197.151.3.197 0:0:0:0:0:ffff:c597:3c5
197.151.3.198 0:0:0:0:0:ffff:c597:3c6
197.151.3.199 0:0:0:0:0:ffff:c597:3c7
197.151.3.200 0:0:0:0:0:ffff:c597:3c8
197.151.3.201 0:0:0:0:0:ffff:c597:3c9
197.151.3.202 0:0:0:0:0:ffff:c597:3ca
197.151.3.203 0:0:0:0:0:ffff:c597:3cb
197.151.3.204 0:0:0:0:0:ffff:c597:3cc
197.151.3.205 0:0:0:0:0:ffff:c597:3cd
197.151.3.206 0:0:0:0:0:ffff:c597:3ce
197.151.3.207 0:0:0:0:0:ffff:c597:3cf
197.151.3.208 0:0:0:0:0:ffff:c597:3d0
197.151.3.209 0:0:0:0:0:ffff:c597:3d1
197.151.3.210 0:0:0:0:0:ffff:c597:3d2
197.151.3.211 0:0:0:0:0:ffff:c597:3d3
197.151.3.212 0:0:0:0:0:ffff:c597:3d4
197.151.3.213 0:0:0:0:0:ffff:c597:3d5
197.151.3.214 0:0:0:0:0:ffff:c597:3d6
197.151.3.215 0:0:0:0:0:ffff:c597:3d7
197.151.3.216 0:0:0:0:0:ffff:c597:3d8
197.151.3.217 0:0:0:0:0:ffff:c597:3d9
197.151.3.218 0:0:0:0:0:ffff:c597:3da
197.151.3.219 0:0:0:0:0:ffff:c597:3db
197.151.3.220 0:0:0:0:0:ffff:c597:3dc
197.151.3.221 0:0:0:0:0:ffff:c597:3dd
197.151.3.222 0:0:0:0:0:ffff:c597:3de
197.151.3.223 0:0:0:0:0:ffff:c597:3df
197.151.3.224 0:0:0:0:0:ffff:c597:3e0
197.151.3.225 0:0:0:0:0:ffff:c597:3e1
197.151.3.226 0:0:0:0:0:ffff:c597:3e2
197.151.3.227 0:0:0:0:0:ffff:c597:3e3
197.151.3.228 0:0:0:0:0:ffff:c597:3e4
197.151.3.229 0:0:0:0:0:ffff:c597:3e5
197.151.3.230 0:0:0:0:0:ffff:c597:3e6
197.151.3.231 0:0:0:0:0:ffff:c597:3e7
197.151.3.232 0:0:0:0:0:ffff:c597:3e8
197.151.3.233 0:0:0:0:0:ffff:c597:3e9
197.151.3.234 0:0:0:0:0:ffff:c597:3ea
197.151.3.235 0:0:0:0:0:ffff:c597:3eb
197.151.3.236 0:0:0:0:0:ffff:c597:3ec
197.151.3.237 0:0:0:0:0:ffff:c597:3ed
197.151.3.238 0:0:0:0:0:ffff:c597:3ee
197.151.3.239 0:0:0:0:0:ffff:c597:3ef
197.151.3.240 0:0:0:0:0:ffff:c597:3f0
197.151.3.241 0:0:0:0:0:ffff:c597:3f1
197.151.3.242 0:0:0:0:0:ffff:c597:3f2
197.151.3.243 0:0:0:0:0:ffff:c597:3f3
197.151.3.244 0:0:0:0:0:ffff:c597:3f4
197.151.3.245 0:0:0:0:0:ffff:c597:3f5
197.151.3.246 0:0:0:0:0:ffff:c597:3f6
197.151.3.247 0:0:0:0:0:ffff:c597:3f7
197.151.3.248 0:0:0:0:0:ffff:c597:3f8
197.151.3.249 0:0:0:0:0:ffff:c597:3f9
197.151.3.250 0:0:0:0:0:ffff:c597:3fa
197.151.3.251 0:0:0:0:0:ffff:c597:3fb
197.151.3.252 0:0:0:0:0:ffff:c597:3fc
197.151.3.253 0:0:0:0:0:ffff:c597:3fd
197.151.3.254 0:0:0:0:0:ffff:c597:3fe
197.151.3.255 0:0:0:0:0:ffff:c597:3ff


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.