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
19.73.3.1 0:0:0:0:0:ffff:1349:301
19.73.3.2 0:0:0:0:0:ffff:1349:302
19.73.3.3 0:0:0:0:0:ffff:1349:303
19.73.3.4 0:0:0:0:0:ffff:1349:304
19.73.3.5 0:0:0:0:0:ffff:1349:305
19.73.3.6 0:0:0:0:0:ffff:1349:306
19.73.3.7 0:0:0:0:0:ffff:1349:307
19.73.3.8 0:0:0:0:0:ffff:1349:308
19.73.3.9 0:0:0:0:0:ffff:1349:309
19.73.3.10 0:0:0:0:0:ffff:1349:30a
19.73.3.11 0:0:0:0:0:ffff:1349:30b
19.73.3.12 0:0:0:0:0:ffff:1349:30c
19.73.3.13 0:0:0:0:0:ffff:1349:30d
19.73.3.14 0:0:0:0:0:ffff:1349:30e
19.73.3.15 0:0:0:0:0:ffff:1349:30f
19.73.3.16 0:0:0:0:0:ffff:1349:310
19.73.3.17 0:0:0:0:0:ffff:1349:311
19.73.3.18 0:0:0:0:0:ffff:1349:312
19.73.3.19 0:0:0:0:0:ffff:1349:313
19.73.3.20 0:0:0:0:0:ffff:1349:314
19.73.3.21 0:0:0:0:0:ffff:1349:315
19.73.3.22 0:0:0:0:0:ffff:1349:316
19.73.3.23 0:0:0:0:0:ffff:1349:317
19.73.3.24 0:0:0:0:0:ffff:1349:318
19.73.3.25 0:0:0:0:0:ffff:1349:319
19.73.3.26 0:0:0:0:0:ffff:1349:31a
19.73.3.27 0:0:0:0:0:ffff:1349:31b
19.73.3.28 0:0:0:0:0:ffff:1349:31c
19.73.3.29 0:0:0:0:0:ffff:1349:31d
19.73.3.30 0:0:0:0:0:ffff:1349:31e
19.73.3.31 0:0:0:0:0:ffff:1349:31f
19.73.3.32 0:0:0:0:0:ffff:1349:320
19.73.3.33 0:0:0:0:0:ffff:1349:321
19.73.3.34 0:0:0:0:0:ffff:1349:322
19.73.3.35 0:0:0:0:0:ffff:1349:323
19.73.3.36 0:0:0:0:0:ffff:1349:324
19.73.3.37 0:0:0:0:0:ffff:1349:325
19.73.3.38 0:0:0:0:0:ffff:1349:326
19.73.3.39 0:0:0:0:0:ffff:1349:327
19.73.3.40 0:0:0:0:0:ffff:1349:328
19.73.3.41 0:0:0:0:0:ffff:1349:329
19.73.3.42 0:0:0:0:0:ffff:1349:32a
19.73.3.43 0:0:0:0:0:ffff:1349:32b
19.73.3.44 0:0:0:0:0:ffff:1349:32c
19.73.3.45 0:0:0:0:0:ffff:1349:32d
19.73.3.46 0:0:0:0:0:ffff:1349:32e
19.73.3.47 0:0:0:0:0:ffff:1349:32f
19.73.3.48 0:0:0:0:0:ffff:1349:330
19.73.3.49 0:0:0:0:0:ffff:1349:331
19.73.3.50 0:0:0:0:0:ffff:1349:332
19.73.3.51 0:0:0:0:0:ffff:1349:333
19.73.3.52 0:0:0:0:0:ffff:1349:334
19.73.3.53 0:0:0:0:0:ffff:1349:335
19.73.3.54 0:0:0:0:0:ffff:1349:336
19.73.3.55 0:0:0:0:0:ffff:1349:337
19.73.3.56 0:0:0:0:0:ffff:1349:338
19.73.3.57 0:0:0:0:0:ffff:1349:339
19.73.3.58 0:0:0:0:0:ffff:1349:33a
19.73.3.59 0:0:0:0:0:ffff:1349:33b
19.73.3.60 0:0:0:0:0:ffff:1349:33c


19.73.3.61 0:0:0:0:0:ffff:1349:33d
19.73.3.62 0:0:0:0:0:ffff:1349:33e
19.73.3.63 0:0:0:0:0:ffff:1349:33f
19.73.3.64 0:0:0:0:0:ffff:1349:340
19.73.3.65 0:0:0:0:0:ffff:1349:341
19.73.3.66 0:0:0:0:0:ffff:1349:342
19.73.3.67 0:0:0:0:0:ffff:1349:343
19.73.3.68 0:0:0:0:0:ffff:1349:344
19.73.3.69 0:0:0:0:0:ffff:1349:345
19.73.3.70 0:0:0:0:0:ffff:1349:346
19.73.3.71 0:0:0:0:0:ffff:1349:347
19.73.3.72 0:0:0:0:0:ffff:1349:348
19.73.3.73 0:0:0:0:0:ffff:1349:349
19.73.3.74 0:0:0:0:0:ffff:1349:34a
19.73.3.75 0:0:0:0:0:ffff:1349:34b
19.73.3.76 0:0:0:0:0:ffff:1349:34c
19.73.3.77 0:0:0:0:0:ffff:1349:34d
19.73.3.78 0:0:0:0:0:ffff:1349:34e
19.73.3.79 0:0:0:0:0:ffff:1349:34f
19.73.3.80 0:0:0:0:0:ffff:1349:350
19.73.3.81 0:0:0:0:0:ffff:1349:351
19.73.3.82 0:0:0:0:0:ffff:1349:352
19.73.3.83 0:0:0:0:0:ffff:1349:353
19.73.3.84 0:0:0:0:0:ffff:1349:354
19.73.3.85 0:0:0:0:0:ffff:1349:355
19.73.3.86 0:0:0:0:0:ffff:1349:356
19.73.3.87 0:0:0:0:0:ffff:1349:357
19.73.3.88 0:0:0:0:0:ffff:1349:358
19.73.3.89 0:0:0:0:0:ffff:1349:359
19.73.3.90 0:0:0:0:0:ffff:1349:35a
19.73.3.91 0:0:0:0:0:ffff:1349:35b
19.73.3.92 0:0:0:0:0:ffff:1349:35c
19.73.3.93 0:0:0:0:0:ffff:1349:35d
19.73.3.94 0:0:0:0:0:ffff:1349:35e
19.73.3.95 0:0:0:0:0:ffff:1349:35f
19.73.3.96 0:0:0:0:0:ffff:1349:360
19.73.3.97 0:0:0:0:0:ffff:1349:361
19.73.3.98 0:0:0:0:0:ffff:1349:362
19.73.3.99 0:0:0:0:0:ffff:1349:363
19.73.3.100 0:0:0:0:0:ffff:1349:364
19.73.3.101 0:0:0:0:0:ffff:1349:365
19.73.3.102 0:0:0:0:0:ffff:1349:366
19.73.3.103 0:0:0:0:0:ffff:1349:367
19.73.3.104 0:0:0:0:0:ffff:1349:368
19.73.3.105 0:0:0:0:0:ffff:1349:369
19.73.3.106 0:0:0:0:0:ffff:1349:36a
19.73.3.107 0:0:0:0:0:ffff:1349:36b
19.73.3.108 0:0:0:0:0:ffff:1349:36c
19.73.3.109 0:0:0:0:0:ffff:1349:36d
19.73.3.110 0:0:0:0:0:ffff:1349:36e
19.73.3.111 0:0:0:0:0:ffff:1349:36f
19.73.3.112 0:0:0:0:0:ffff:1349:370
19.73.3.113 0:0:0:0:0:ffff:1349:371
19.73.3.114 0:0:0:0:0:ffff:1349:372
19.73.3.115 0:0:0:0:0:ffff:1349:373
19.73.3.116 0:0:0:0:0:ffff:1349:374
19.73.3.117 0:0:0:0:0:ffff:1349:375
19.73.3.118 0:0:0:0:0:ffff:1349:376
19.73.3.119 0:0:0:0:0:ffff:1349:377
19.73.3.120 0:0:0:0:0:ffff:1349:378


19.73.3.121 0:0:0:0:0:ffff:1349:379
19.73.3.122 0:0:0:0:0:ffff:1349:37a
19.73.3.123 0:0:0:0:0:ffff:1349:37b
19.73.3.124 0:0:0:0:0:ffff:1349:37c
19.73.3.125 0:0:0:0:0:ffff:1349:37d
19.73.3.126 0:0:0:0:0:ffff:1349:37e
19.73.3.127 0:0:0:0:0:ffff:1349:37f
19.73.3.128 0:0:0:0:0:ffff:1349:380
19.73.3.129 0:0:0:0:0:ffff:1349:381
19.73.3.130 0:0:0:0:0:ffff:1349:382
19.73.3.131 0:0:0:0:0:ffff:1349:383
19.73.3.132 0:0:0:0:0:ffff:1349:384
19.73.3.133 0:0:0:0:0:ffff:1349:385
19.73.3.134 0:0:0:0:0:ffff:1349:386
19.73.3.135 0:0:0:0:0:ffff:1349:387
19.73.3.136 0:0:0:0:0:ffff:1349:388
19.73.3.137 0:0:0:0:0:ffff:1349:389
19.73.3.138 0:0:0:0:0:ffff:1349:38a
19.73.3.139 0:0:0:0:0:ffff:1349:38b
19.73.3.140 0:0:0:0:0:ffff:1349:38c
19.73.3.141 0:0:0:0:0:ffff:1349:38d
19.73.3.142 0:0:0:0:0:ffff:1349:38e
19.73.3.143 0:0:0:0:0:ffff:1349:38f
19.73.3.144 0:0:0:0:0:ffff:1349:390
19.73.3.145 0:0:0:0:0:ffff:1349:391
19.73.3.146 0:0:0:0:0:ffff:1349:392
19.73.3.147 0:0:0:0:0:ffff:1349:393
19.73.3.148 0:0:0:0:0:ffff:1349:394
19.73.3.149 0:0:0:0:0:ffff:1349:395
19.73.3.150 0:0:0:0:0:ffff:1349:396
19.73.3.151 0:0:0:0:0:ffff:1349:397
19.73.3.152 0:0:0:0:0:ffff:1349:398
19.73.3.153 0:0:0:0:0:ffff:1349:399
19.73.3.154 0:0:0:0:0:ffff:1349:39a
19.73.3.155 0:0:0:0:0:ffff:1349:39b
19.73.3.156 0:0:0:0:0:ffff:1349:39c
19.73.3.157 0:0:0:0:0:ffff:1349:39d
19.73.3.158 0:0:0:0:0:ffff:1349:39e
19.73.3.159 0:0:0:0:0:ffff:1349:39f
19.73.3.160 0:0:0:0:0:ffff:1349:3a0
19.73.3.161 0:0:0:0:0:ffff:1349:3a1
19.73.3.162 0:0:0:0:0:ffff:1349:3a2
19.73.3.163 0:0:0:0:0:ffff:1349:3a3
19.73.3.164 0:0:0:0:0:ffff:1349:3a4
19.73.3.165 0:0:0:0:0:ffff:1349:3a5
19.73.3.166 0:0:0:0:0:ffff:1349:3a6
19.73.3.167 0:0:0:0:0:ffff:1349:3a7
19.73.3.168 0:0:0:0:0:ffff:1349:3a8
19.73.3.169 0:0:0:0:0:ffff:1349:3a9
19.73.3.170 0:0:0:0:0:ffff:1349:3aa
19.73.3.171 0:0:0:0:0:ffff:1349:3ab
19.73.3.172 0:0:0:0:0:ffff:1349:3ac
19.73.3.173 0:0:0:0:0:ffff:1349:3ad
19.73.3.174 0:0:0:0:0:ffff:1349:3ae
19.73.3.175 0:0:0:0:0:ffff:1349:3af
19.73.3.176 0:0:0:0:0:ffff:1349:3b0
19.73.3.177 0:0:0:0:0:ffff:1349:3b1
19.73.3.178 0:0:0:0:0:ffff:1349:3b2
19.73.3.179 0:0:0:0:0:ffff:1349:3b3
19.73.3.180 0:0:0:0:0:ffff:1349:3b4


19.73.3.181 0:0:0:0:0:ffff:1349:3b5
19.73.3.182 0:0:0:0:0:ffff:1349:3b6
19.73.3.183 0:0:0:0:0:ffff:1349:3b7
19.73.3.184 0:0:0:0:0:ffff:1349:3b8
19.73.3.185 0:0:0:0:0:ffff:1349:3b9
19.73.3.186 0:0:0:0:0:ffff:1349:3ba
19.73.3.187 0:0:0:0:0:ffff:1349:3bb
19.73.3.188 0:0:0:0:0:ffff:1349:3bc
19.73.3.189 0:0:0:0:0:ffff:1349:3bd
19.73.3.190 0:0:0:0:0:ffff:1349:3be
19.73.3.191 0:0:0:0:0:ffff:1349:3bf
19.73.3.192 0:0:0:0:0:ffff:1349:3c0
19.73.3.193 0:0:0:0:0:ffff:1349:3c1
19.73.3.194 0:0:0:0:0:ffff:1349:3c2
19.73.3.195 0:0:0:0:0:ffff:1349:3c3
19.73.3.196 0:0:0:0:0:ffff:1349:3c4
19.73.3.197 0:0:0:0:0:ffff:1349:3c5
19.73.3.198 0:0:0:0:0:ffff:1349:3c6
19.73.3.199 0:0:0:0:0:ffff:1349:3c7
19.73.3.200 0:0:0:0:0:ffff:1349:3c8
19.73.3.201 0:0:0:0:0:ffff:1349:3c9
19.73.3.202 0:0:0:0:0:ffff:1349:3ca
19.73.3.203 0:0:0:0:0:ffff:1349:3cb
19.73.3.204 0:0:0:0:0:ffff:1349:3cc
19.73.3.205 0:0:0:0:0:ffff:1349:3cd
19.73.3.206 0:0:0:0:0:ffff:1349:3ce
19.73.3.207 0:0:0:0:0:ffff:1349:3cf
19.73.3.208 0:0:0:0:0:ffff:1349:3d0
19.73.3.209 0:0:0:0:0:ffff:1349:3d1
19.73.3.210 0:0:0:0:0:ffff:1349:3d2
19.73.3.211 0:0:0:0:0:ffff:1349:3d3
19.73.3.212 0:0:0:0:0:ffff:1349:3d4
19.73.3.213 0:0:0:0:0:ffff:1349:3d5
19.73.3.214 0:0:0:0:0:ffff:1349:3d6
19.73.3.215 0:0:0:0:0:ffff:1349:3d7
19.73.3.216 0:0:0:0:0:ffff:1349:3d8
19.73.3.217 0:0:0:0:0:ffff:1349:3d9
19.73.3.218 0:0:0:0:0:ffff:1349:3da
19.73.3.219 0:0:0:0:0:ffff:1349:3db
19.73.3.220 0:0:0:0:0:ffff:1349:3dc
19.73.3.221 0:0:0:0:0:ffff:1349:3dd
19.73.3.222 0:0:0:0:0:ffff:1349:3de
19.73.3.223 0:0:0:0:0:ffff:1349:3df
19.73.3.224 0:0:0:0:0:ffff:1349:3e0
19.73.3.225 0:0:0:0:0:ffff:1349:3e1
19.73.3.226 0:0:0:0:0:ffff:1349:3e2
19.73.3.227 0:0:0:0:0:ffff:1349:3e3
19.73.3.228 0:0:0:0:0:ffff:1349:3e4
19.73.3.229 0:0:0:0:0:ffff:1349:3e5
19.73.3.230 0:0:0:0:0:ffff:1349:3e6
19.73.3.231 0:0:0:0:0:ffff:1349:3e7
19.73.3.232 0:0:0:0:0:ffff:1349:3e8
19.73.3.233 0:0:0:0:0:ffff:1349:3e9
19.73.3.234 0:0:0:0:0:ffff:1349:3ea
19.73.3.235 0:0:0:0:0:ffff:1349:3eb
19.73.3.236 0:0:0:0:0:ffff:1349:3ec
19.73.3.237 0:0:0:0:0:ffff:1349:3ed
19.73.3.238 0:0:0:0:0:ffff:1349:3ee
19.73.3.239 0:0:0:0:0:ffff:1349:3ef
19.73.3.240 0:0:0:0:0:ffff:1349:3f0
19.73.3.241 0:0:0:0:0:ffff:1349:3f1
19.73.3.242 0:0:0:0:0:ffff:1349:3f2
19.73.3.243 0:0:0:0:0:ffff:1349:3f3
19.73.3.244 0:0:0:0:0:ffff:1349:3f4
19.73.3.245 0:0:0:0:0:ffff:1349:3f5
19.73.3.246 0:0:0:0:0:ffff:1349:3f6
19.73.3.247 0:0:0:0:0:ffff:1349:3f7
19.73.3.248 0:0:0:0:0:ffff:1349:3f8
19.73.3.249 0:0:0:0:0:ffff:1349:3f9
19.73.3.250 0:0:0:0:0:ffff:1349:3fa
19.73.3.251 0:0:0:0:0:ffff:1349:3fb
19.73.3.252 0:0:0:0:0:ffff:1349:3fc
19.73.3.253 0:0:0:0:0:ffff:1349:3fd
19.73.3.254 0:0:0:0:0:ffff:1349:3fe
19.73.3.255 0:0:0:0:0:ffff:1349:3ff


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.