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
118.142.243.1 0:0:0:0:0:ffff:768e:f301
118.142.243.2 0:0:0:0:0:ffff:768e:f302
118.142.243.3 0:0:0:0:0:ffff:768e:f303
118.142.243.4 0:0:0:0:0:ffff:768e:f304
118.142.243.5 0:0:0:0:0:ffff:768e:f305
118.142.243.6 0:0:0:0:0:ffff:768e:f306
118.142.243.7 0:0:0:0:0:ffff:768e:f307
118.142.243.8 0:0:0:0:0:ffff:768e:f308
118.142.243.9 0:0:0:0:0:ffff:768e:f309
118.142.243.10 0:0:0:0:0:ffff:768e:f30a
118.142.243.11 0:0:0:0:0:ffff:768e:f30b
118.142.243.12 0:0:0:0:0:ffff:768e:f30c
118.142.243.13 0:0:0:0:0:ffff:768e:f30d
118.142.243.14 0:0:0:0:0:ffff:768e:f30e
118.142.243.15 0:0:0:0:0:ffff:768e:f30f
118.142.243.16 0:0:0:0:0:ffff:768e:f310
118.142.243.17 0:0:0:0:0:ffff:768e:f311
118.142.243.18 0:0:0:0:0:ffff:768e:f312
118.142.243.19 0:0:0:0:0:ffff:768e:f313
118.142.243.20 0:0:0:0:0:ffff:768e:f314
118.142.243.21 0:0:0:0:0:ffff:768e:f315
118.142.243.22 0:0:0:0:0:ffff:768e:f316
118.142.243.23 0:0:0:0:0:ffff:768e:f317
118.142.243.24 0:0:0:0:0:ffff:768e:f318
118.142.243.25 0:0:0:0:0:ffff:768e:f319
118.142.243.26 0:0:0:0:0:ffff:768e:f31a
118.142.243.27 0:0:0:0:0:ffff:768e:f31b
118.142.243.28 0:0:0:0:0:ffff:768e:f31c
118.142.243.29 0:0:0:0:0:ffff:768e:f31d
118.142.243.30 0:0:0:0:0:ffff:768e:f31e
118.142.243.31 0:0:0:0:0:ffff:768e:f31f
118.142.243.32 0:0:0:0:0:ffff:768e:f320
118.142.243.33 0:0:0:0:0:ffff:768e:f321
118.142.243.34 0:0:0:0:0:ffff:768e:f322
118.142.243.35 0:0:0:0:0:ffff:768e:f323
118.142.243.36 0:0:0:0:0:ffff:768e:f324
118.142.243.37 0:0:0:0:0:ffff:768e:f325
118.142.243.38 0:0:0:0:0:ffff:768e:f326
118.142.243.39 0:0:0:0:0:ffff:768e:f327
118.142.243.40 0:0:0:0:0:ffff:768e:f328
118.142.243.41 0:0:0:0:0:ffff:768e:f329
118.142.243.42 0:0:0:0:0:ffff:768e:f32a
118.142.243.43 0:0:0:0:0:ffff:768e:f32b
118.142.243.44 0:0:0:0:0:ffff:768e:f32c
118.142.243.45 0:0:0:0:0:ffff:768e:f32d
118.142.243.46 0:0:0:0:0:ffff:768e:f32e
118.142.243.47 0:0:0:0:0:ffff:768e:f32f
118.142.243.48 0:0:0:0:0:ffff:768e:f330
118.142.243.49 0:0:0:0:0:ffff:768e:f331
118.142.243.50 0:0:0:0:0:ffff:768e:f332
118.142.243.51 0:0:0:0:0:ffff:768e:f333
118.142.243.52 0:0:0:0:0:ffff:768e:f334
118.142.243.53 0:0:0:0:0:ffff:768e:f335
118.142.243.54 0:0:0:0:0:ffff:768e:f336
118.142.243.55 0:0:0:0:0:ffff:768e:f337
118.142.243.56 0:0:0:0:0:ffff:768e:f338
118.142.243.57 0:0:0:0:0:ffff:768e:f339
118.142.243.58 0:0:0:0:0:ffff:768e:f33a
118.142.243.59 0:0:0:0:0:ffff:768e:f33b
118.142.243.60 0:0:0:0:0:ffff:768e:f33c


118.142.243.61 0:0:0:0:0:ffff:768e:f33d
118.142.243.62 0:0:0:0:0:ffff:768e:f33e
118.142.243.63 0:0:0:0:0:ffff:768e:f33f
118.142.243.64 0:0:0:0:0:ffff:768e:f340
118.142.243.65 0:0:0:0:0:ffff:768e:f341
118.142.243.66 0:0:0:0:0:ffff:768e:f342
118.142.243.67 0:0:0:0:0:ffff:768e:f343
118.142.243.68 0:0:0:0:0:ffff:768e:f344
118.142.243.69 0:0:0:0:0:ffff:768e:f345
118.142.243.70 0:0:0:0:0:ffff:768e:f346
118.142.243.71 0:0:0:0:0:ffff:768e:f347
118.142.243.72 0:0:0:0:0:ffff:768e:f348
118.142.243.73 0:0:0:0:0:ffff:768e:f349
118.142.243.74 0:0:0:0:0:ffff:768e:f34a
118.142.243.75 0:0:0:0:0:ffff:768e:f34b
118.142.243.76 0:0:0:0:0:ffff:768e:f34c
118.142.243.77 0:0:0:0:0:ffff:768e:f34d
118.142.243.78 0:0:0:0:0:ffff:768e:f34e
118.142.243.79 0:0:0:0:0:ffff:768e:f34f
118.142.243.80 0:0:0:0:0:ffff:768e:f350
118.142.243.81 0:0:0:0:0:ffff:768e:f351
118.142.243.82 0:0:0:0:0:ffff:768e:f352
118.142.243.83 0:0:0:0:0:ffff:768e:f353
118.142.243.84 0:0:0:0:0:ffff:768e:f354
118.142.243.85 0:0:0:0:0:ffff:768e:f355
118.142.243.86 0:0:0:0:0:ffff:768e:f356
118.142.243.87 0:0:0:0:0:ffff:768e:f357
118.142.243.88 0:0:0:0:0:ffff:768e:f358
118.142.243.89 0:0:0:0:0:ffff:768e:f359
118.142.243.90 0:0:0:0:0:ffff:768e:f35a
118.142.243.91 0:0:0:0:0:ffff:768e:f35b
118.142.243.92 0:0:0:0:0:ffff:768e:f35c
118.142.243.93 0:0:0:0:0:ffff:768e:f35d
118.142.243.94 0:0:0:0:0:ffff:768e:f35e
118.142.243.95 0:0:0:0:0:ffff:768e:f35f
118.142.243.96 0:0:0:0:0:ffff:768e:f360
118.142.243.97 0:0:0:0:0:ffff:768e:f361
118.142.243.98 0:0:0:0:0:ffff:768e:f362
118.142.243.99 0:0:0:0:0:ffff:768e:f363
118.142.243.100 0:0:0:0:0:ffff:768e:f364
118.142.243.101 0:0:0:0:0:ffff:768e:f365
118.142.243.102 0:0:0:0:0:ffff:768e:f366
118.142.243.103 0:0:0:0:0:ffff:768e:f367
118.142.243.104 0:0:0:0:0:ffff:768e:f368
118.142.243.105 0:0:0:0:0:ffff:768e:f369
118.142.243.106 0:0:0:0:0:ffff:768e:f36a
118.142.243.107 0:0:0:0:0:ffff:768e:f36b
118.142.243.108 0:0:0:0:0:ffff:768e:f36c
118.142.243.109 0:0:0:0:0:ffff:768e:f36d
118.142.243.110 0:0:0:0:0:ffff:768e:f36e
118.142.243.111 0:0:0:0:0:ffff:768e:f36f
118.142.243.112 0:0:0:0:0:ffff:768e:f370
118.142.243.113 0:0:0:0:0:ffff:768e:f371
118.142.243.114 0:0:0:0:0:ffff:768e:f372
118.142.243.115 0:0:0:0:0:ffff:768e:f373
118.142.243.116 0:0:0:0:0:ffff:768e:f374
118.142.243.117 0:0:0:0:0:ffff:768e:f375
118.142.243.118 0:0:0:0:0:ffff:768e:f376
118.142.243.119 0:0:0:0:0:ffff:768e:f377
118.142.243.120 0:0:0:0:0:ffff:768e:f378


118.142.243.121 0:0:0:0:0:ffff:768e:f379
118.142.243.122 0:0:0:0:0:ffff:768e:f37a
118.142.243.123 0:0:0:0:0:ffff:768e:f37b
118.142.243.124 0:0:0:0:0:ffff:768e:f37c
118.142.243.125 0:0:0:0:0:ffff:768e:f37d
118.142.243.126 0:0:0:0:0:ffff:768e:f37e
118.142.243.127 0:0:0:0:0:ffff:768e:f37f
118.142.243.128 0:0:0:0:0:ffff:768e:f380
118.142.243.129 0:0:0:0:0:ffff:768e:f381
118.142.243.130 0:0:0:0:0:ffff:768e:f382
118.142.243.131 0:0:0:0:0:ffff:768e:f383
118.142.243.132 0:0:0:0:0:ffff:768e:f384
118.142.243.133 0:0:0:0:0:ffff:768e:f385
118.142.243.134 0:0:0:0:0:ffff:768e:f386
118.142.243.135 0:0:0:0:0:ffff:768e:f387
118.142.243.136 0:0:0:0:0:ffff:768e:f388
118.142.243.137 0:0:0:0:0:ffff:768e:f389
118.142.243.138 0:0:0:0:0:ffff:768e:f38a
118.142.243.139 0:0:0:0:0:ffff:768e:f38b
118.142.243.140 0:0:0:0:0:ffff:768e:f38c
118.142.243.141 0:0:0:0:0:ffff:768e:f38d
118.142.243.142 0:0:0:0:0:ffff:768e:f38e
118.142.243.143 0:0:0:0:0:ffff:768e:f38f
118.142.243.144 0:0:0:0:0:ffff:768e:f390
118.142.243.145 0:0:0:0:0:ffff:768e:f391
118.142.243.146 0:0:0:0:0:ffff:768e:f392
118.142.243.147 0:0:0:0:0:ffff:768e:f393
118.142.243.148 0:0:0:0:0:ffff:768e:f394
118.142.243.149 0:0:0:0:0:ffff:768e:f395
118.142.243.150 0:0:0:0:0:ffff:768e:f396
118.142.243.151 0:0:0:0:0:ffff:768e:f397
118.142.243.152 0:0:0:0:0:ffff:768e:f398
118.142.243.153 0:0:0:0:0:ffff:768e:f399
118.142.243.154 0:0:0:0:0:ffff:768e:f39a
118.142.243.155 0:0:0:0:0:ffff:768e:f39b
118.142.243.156 0:0:0:0:0:ffff:768e:f39c
118.142.243.157 0:0:0:0:0:ffff:768e:f39d
118.142.243.158 0:0:0:0:0:ffff:768e:f39e
118.142.243.159 0:0:0:0:0:ffff:768e:f39f
118.142.243.160 0:0:0:0:0:ffff:768e:f3a0
118.142.243.161 0:0:0:0:0:ffff:768e:f3a1
118.142.243.162 0:0:0:0:0:ffff:768e:f3a2
118.142.243.163 0:0:0:0:0:ffff:768e:f3a3
118.142.243.164 0:0:0:0:0:ffff:768e:f3a4
118.142.243.165 0:0:0:0:0:ffff:768e:f3a5
118.142.243.166 0:0:0:0:0:ffff:768e:f3a6
118.142.243.167 0:0:0:0:0:ffff:768e:f3a7
118.142.243.168 0:0:0:0:0:ffff:768e:f3a8
118.142.243.169 0:0:0:0:0:ffff:768e:f3a9
118.142.243.170 0:0:0:0:0:ffff:768e:f3aa
118.142.243.171 0:0:0:0:0:ffff:768e:f3ab
118.142.243.172 0:0:0:0:0:ffff:768e:f3ac
118.142.243.173 0:0:0:0:0:ffff:768e:f3ad
118.142.243.174 0:0:0:0:0:ffff:768e:f3ae
118.142.243.175 0:0:0:0:0:ffff:768e:f3af
118.142.243.176 0:0:0:0:0:ffff:768e:f3b0
118.142.243.177 0:0:0:0:0:ffff:768e:f3b1
118.142.243.178 0:0:0:0:0:ffff:768e:f3b2
118.142.243.179 0:0:0:0:0:ffff:768e:f3b3
118.142.243.180 0:0:0:0:0:ffff:768e:f3b4


118.142.243.181 0:0:0:0:0:ffff:768e:f3b5
118.142.243.182 0:0:0:0:0:ffff:768e:f3b6
118.142.243.183 0:0:0:0:0:ffff:768e:f3b7
118.142.243.184 0:0:0:0:0:ffff:768e:f3b8
118.142.243.185 0:0:0:0:0:ffff:768e:f3b9
118.142.243.186 0:0:0:0:0:ffff:768e:f3ba
118.142.243.187 0:0:0:0:0:ffff:768e:f3bb
118.142.243.188 0:0:0:0:0:ffff:768e:f3bc
118.142.243.189 0:0:0:0:0:ffff:768e:f3bd
118.142.243.190 0:0:0:0:0:ffff:768e:f3be
118.142.243.191 0:0:0:0:0:ffff:768e:f3bf
118.142.243.192 0:0:0:0:0:ffff:768e:f3c0
118.142.243.193 0:0:0:0:0:ffff:768e:f3c1
118.142.243.194 0:0:0:0:0:ffff:768e:f3c2
118.142.243.195 0:0:0:0:0:ffff:768e:f3c3
118.142.243.196 0:0:0:0:0:ffff:768e:f3c4
118.142.243.197 0:0:0:0:0:ffff:768e:f3c5
118.142.243.198 0:0:0:0:0:ffff:768e:f3c6
118.142.243.199 0:0:0:0:0:ffff:768e:f3c7
118.142.243.200 0:0:0:0:0:ffff:768e:f3c8
118.142.243.201 0:0:0:0:0:ffff:768e:f3c9
118.142.243.202 0:0:0:0:0:ffff:768e:f3ca
118.142.243.203 0:0:0:0:0:ffff:768e:f3cb
118.142.243.204 0:0:0:0:0:ffff:768e:f3cc
118.142.243.205 0:0:0:0:0:ffff:768e:f3cd
118.142.243.206 0:0:0:0:0:ffff:768e:f3ce
118.142.243.207 0:0:0:0:0:ffff:768e:f3cf
118.142.243.208 0:0:0:0:0:ffff:768e:f3d0
118.142.243.209 0:0:0:0:0:ffff:768e:f3d1
118.142.243.210 0:0:0:0:0:ffff:768e:f3d2
118.142.243.211 0:0:0:0:0:ffff:768e:f3d3
118.142.243.212 0:0:0:0:0:ffff:768e:f3d4
118.142.243.213 0:0:0:0:0:ffff:768e:f3d5
118.142.243.214 0:0:0:0:0:ffff:768e:f3d6
118.142.243.215 0:0:0:0:0:ffff:768e:f3d7
118.142.243.216 0:0:0:0:0:ffff:768e:f3d8
118.142.243.217 0:0:0:0:0:ffff:768e:f3d9
118.142.243.218 0:0:0:0:0:ffff:768e:f3da
118.142.243.219 0:0:0:0:0:ffff:768e:f3db
118.142.243.220 0:0:0:0:0:ffff:768e:f3dc
118.142.243.221 0:0:0:0:0:ffff:768e:f3dd
118.142.243.222 0:0:0:0:0:ffff:768e:f3de
118.142.243.223 0:0:0:0:0:ffff:768e:f3df
118.142.243.224 0:0:0:0:0:ffff:768e:f3e0
118.142.243.225 0:0:0:0:0:ffff:768e:f3e1
118.142.243.226 0:0:0:0:0:ffff:768e:f3e2
118.142.243.227 0:0:0:0:0:ffff:768e:f3e3
118.142.243.228 0:0:0:0:0:ffff:768e:f3e4
118.142.243.229 0:0:0:0:0:ffff:768e:f3e5
118.142.243.230 0:0:0:0:0:ffff:768e:f3e6
118.142.243.231 0:0:0:0:0:ffff:768e:f3e7
118.142.243.232 0:0:0:0:0:ffff:768e:f3e8
118.142.243.233 0:0:0:0:0:ffff:768e:f3e9
118.142.243.234 0:0:0:0:0:ffff:768e:f3ea
118.142.243.235 0:0:0:0:0:ffff:768e:f3eb
118.142.243.236 0:0:0:0:0:ffff:768e:f3ec
118.142.243.237 0:0:0:0:0:ffff:768e:f3ed
118.142.243.238 0:0:0:0:0:ffff:768e:f3ee
118.142.243.239 0:0:0:0:0:ffff:768e:f3ef
118.142.243.240 0:0:0:0:0:ffff:768e:f3f0
118.142.243.241 0:0:0:0:0:ffff:768e:f3f1
118.142.243.242 0:0:0:0:0:ffff:768e:f3f2
118.142.243.243 0:0:0:0:0:ffff:768e:f3f3
118.142.243.244 0:0:0:0:0:ffff:768e:f3f4
118.142.243.245 0:0:0:0:0:ffff:768e:f3f5
118.142.243.246 0:0:0:0:0:ffff:768e:f3f6
118.142.243.247 0:0:0:0:0:ffff:768e:f3f7
118.142.243.248 0:0:0:0:0:ffff:768e:f3f8
118.142.243.249 0:0:0:0:0:ffff:768e:f3f9
118.142.243.250 0:0:0:0:0:ffff:768e:f3fa
118.142.243.251 0:0:0:0:0:ffff:768e:f3fb
118.142.243.252 0:0:0:0:0:ffff:768e:f3fc
118.142.243.253 0:0:0:0:0:ffff:768e:f3fd
118.142.243.254 0:0:0:0:0:ffff:768e:f3fe
118.142.243.255 0:0:0:0:0:ffff:768e: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.