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
2.139.243.1 0:0:0:0:0:ffff:28b:f301
2.139.243.2 0:0:0:0:0:ffff:28b:f302
2.139.243.3 0:0:0:0:0:ffff:28b:f303
2.139.243.4 0:0:0:0:0:ffff:28b:f304
2.139.243.5 0:0:0:0:0:ffff:28b:f305
2.139.243.6 0:0:0:0:0:ffff:28b:f306
2.139.243.7 0:0:0:0:0:ffff:28b:f307
2.139.243.8 0:0:0:0:0:ffff:28b:f308
2.139.243.9 0:0:0:0:0:ffff:28b:f309
2.139.243.10 0:0:0:0:0:ffff:28b:f30a
2.139.243.11 0:0:0:0:0:ffff:28b:f30b
2.139.243.12 0:0:0:0:0:ffff:28b:f30c
2.139.243.13 0:0:0:0:0:ffff:28b:f30d
2.139.243.14 0:0:0:0:0:ffff:28b:f30e
2.139.243.15 0:0:0:0:0:ffff:28b:f30f
2.139.243.16 0:0:0:0:0:ffff:28b:f310
2.139.243.17 0:0:0:0:0:ffff:28b:f311
2.139.243.18 0:0:0:0:0:ffff:28b:f312
2.139.243.19 0:0:0:0:0:ffff:28b:f313
2.139.243.20 0:0:0:0:0:ffff:28b:f314
2.139.243.21 0:0:0:0:0:ffff:28b:f315
2.139.243.22 0:0:0:0:0:ffff:28b:f316
2.139.243.23 0:0:0:0:0:ffff:28b:f317
2.139.243.24 0:0:0:0:0:ffff:28b:f318
2.139.243.25 0:0:0:0:0:ffff:28b:f319
2.139.243.26 0:0:0:0:0:ffff:28b:f31a
2.139.243.27 0:0:0:0:0:ffff:28b:f31b
2.139.243.28 0:0:0:0:0:ffff:28b:f31c
2.139.243.29 0:0:0:0:0:ffff:28b:f31d
2.139.243.30 0:0:0:0:0:ffff:28b:f31e
2.139.243.31 0:0:0:0:0:ffff:28b:f31f
2.139.243.32 0:0:0:0:0:ffff:28b:f320
2.139.243.33 0:0:0:0:0:ffff:28b:f321
2.139.243.34 0:0:0:0:0:ffff:28b:f322
2.139.243.35 0:0:0:0:0:ffff:28b:f323
2.139.243.36 0:0:0:0:0:ffff:28b:f324
2.139.243.37 0:0:0:0:0:ffff:28b:f325
2.139.243.38 0:0:0:0:0:ffff:28b:f326
2.139.243.39 0:0:0:0:0:ffff:28b:f327
2.139.243.40 0:0:0:0:0:ffff:28b:f328
2.139.243.41 0:0:0:0:0:ffff:28b:f329
2.139.243.42 0:0:0:0:0:ffff:28b:f32a
2.139.243.43 0:0:0:0:0:ffff:28b:f32b
2.139.243.44 0:0:0:0:0:ffff:28b:f32c
2.139.243.45 0:0:0:0:0:ffff:28b:f32d
2.139.243.46 0:0:0:0:0:ffff:28b:f32e
2.139.243.47 0:0:0:0:0:ffff:28b:f32f
2.139.243.48 0:0:0:0:0:ffff:28b:f330
2.139.243.49 0:0:0:0:0:ffff:28b:f331
2.139.243.50 0:0:0:0:0:ffff:28b:f332
2.139.243.51 0:0:0:0:0:ffff:28b:f333
2.139.243.52 0:0:0:0:0:ffff:28b:f334
2.139.243.53 0:0:0:0:0:ffff:28b:f335
2.139.243.54 0:0:0:0:0:ffff:28b:f336
2.139.243.55 0:0:0:0:0:ffff:28b:f337
2.139.243.56 0:0:0:0:0:ffff:28b:f338
2.139.243.57 0:0:0:0:0:ffff:28b:f339
2.139.243.58 0:0:0:0:0:ffff:28b:f33a
2.139.243.59 0:0:0:0:0:ffff:28b:f33b
2.139.243.60 0:0:0:0:0:ffff:28b:f33c


2.139.243.61 0:0:0:0:0:ffff:28b:f33d
2.139.243.62 0:0:0:0:0:ffff:28b:f33e
2.139.243.63 0:0:0:0:0:ffff:28b:f33f
2.139.243.64 0:0:0:0:0:ffff:28b:f340
2.139.243.65 0:0:0:0:0:ffff:28b:f341
2.139.243.66 0:0:0:0:0:ffff:28b:f342
2.139.243.67 0:0:0:0:0:ffff:28b:f343
2.139.243.68 0:0:0:0:0:ffff:28b:f344
2.139.243.69 0:0:0:0:0:ffff:28b:f345
2.139.243.70 0:0:0:0:0:ffff:28b:f346
2.139.243.71 0:0:0:0:0:ffff:28b:f347
2.139.243.72 0:0:0:0:0:ffff:28b:f348
2.139.243.73 0:0:0:0:0:ffff:28b:f349
2.139.243.74 0:0:0:0:0:ffff:28b:f34a
2.139.243.75 0:0:0:0:0:ffff:28b:f34b
2.139.243.76 0:0:0:0:0:ffff:28b:f34c
2.139.243.77 0:0:0:0:0:ffff:28b:f34d
2.139.243.78 0:0:0:0:0:ffff:28b:f34e
2.139.243.79 0:0:0:0:0:ffff:28b:f34f
2.139.243.80 0:0:0:0:0:ffff:28b:f350
2.139.243.81 0:0:0:0:0:ffff:28b:f351
2.139.243.82 0:0:0:0:0:ffff:28b:f352
2.139.243.83 0:0:0:0:0:ffff:28b:f353
2.139.243.84 0:0:0:0:0:ffff:28b:f354
2.139.243.85 0:0:0:0:0:ffff:28b:f355
2.139.243.86 0:0:0:0:0:ffff:28b:f356
2.139.243.87 0:0:0:0:0:ffff:28b:f357
2.139.243.88 0:0:0:0:0:ffff:28b:f358
2.139.243.89 0:0:0:0:0:ffff:28b:f359
2.139.243.90 0:0:0:0:0:ffff:28b:f35a
2.139.243.91 0:0:0:0:0:ffff:28b:f35b
2.139.243.92 0:0:0:0:0:ffff:28b:f35c
2.139.243.93 0:0:0:0:0:ffff:28b:f35d
2.139.243.94 0:0:0:0:0:ffff:28b:f35e
2.139.243.95 0:0:0:0:0:ffff:28b:f35f
2.139.243.96 0:0:0:0:0:ffff:28b:f360
2.139.243.97 0:0:0:0:0:ffff:28b:f361
2.139.243.98 0:0:0:0:0:ffff:28b:f362
2.139.243.99 0:0:0:0:0:ffff:28b:f363
2.139.243.100 0:0:0:0:0:ffff:28b:f364
2.139.243.101 0:0:0:0:0:ffff:28b:f365
2.139.243.102 0:0:0:0:0:ffff:28b:f366
2.139.243.103 0:0:0:0:0:ffff:28b:f367
2.139.243.104 0:0:0:0:0:ffff:28b:f368
2.139.243.105 0:0:0:0:0:ffff:28b:f369
2.139.243.106 0:0:0:0:0:ffff:28b:f36a
2.139.243.107 0:0:0:0:0:ffff:28b:f36b
2.139.243.108 0:0:0:0:0:ffff:28b:f36c
2.139.243.109 0:0:0:0:0:ffff:28b:f36d
2.139.243.110 0:0:0:0:0:ffff:28b:f36e
2.139.243.111 0:0:0:0:0:ffff:28b:f36f
2.139.243.112 0:0:0:0:0:ffff:28b:f370
2.139.243.113 0:0:0:0:0:ffff:28b:f371
2.139.243.114 0:0:0:0:0:ffff:28b:f372
2.139.243.115 0:0:0:0:0:ffff:28b:f373
2.139.243.116 0:0:0:0:0:ffff:28b:f374
2.139.243.117 0:0:0:0:0:ffff:28b:f375
2.139.243.118 0:0:0:0:0:ffff:28b:f376
2.139.243.119 0:0:0:0:0:ffff:28b:f377
2.139.243.120 0:0:0:0:0:ffff:28b:f378


2.139.243.121 0:0:0:0:0:ffff:28b:f379
2.139.243.122 0:0:0:0:0:ffff:28b:f37a
2.139.243.123 0:0:0:0:0:ffff:28b:f37b
2.139.243.124 0:0:0:0:0:ffff:28b:f37c
2.139.243.125 0:0:0:0:0:ffff:28b:f37d
2.139.243.126 0:0:0:0:0:ffff:28b:f37e
2.139.243.127 0:0:0:0:0:ffff:28b:f37f
2.139.243.128 0:0:0:0:0:ffff:28b:f380
2.139.243.129 0:0:0:0:0:ffff:28b:f381
2.139.243.130 0:0:0:0:0:ffff:28b:f382
2.139.243.131 0:0:0:0:0:ffff:28b:f383
2.139.243.132 0:0:0:0:0:ffff:28b:f384
2.139.243.133 0:0:0:0:0:ffff:28b:f385
2.139.243.134 0:0:0:0:0:ffff:28b:f386
2.139.243.135 0:0:0:0:0:ffff:28b:f387
2.139.243.136 0:0:0:0:0:ffff:28b:f388
2.139.243.137 0:0:0:0:0:ffff:28b:f389
2.139.243.138 0:0:0:0:0:ffff:28b:f38a
2.139.243.139 0:0:0:0:0:ffff:28b:f38b
2.139.243.140 0:0:0:0:0:ffff:28b:f38c
2.139.243.141 0:0:0:0:0:ffff:28b:f38d
2.139.243.142 0:0:0:0:0:ffff:28b:f38e
2.139.243.143 0:0:0:0:0:ffff:28b:f38f
2.139.243.144 0:0:0:0:0:ffff:28b:f390
2.139.243.145 0:0:0:0:0:ffff:28b:f391
2.139.243.146 0:0:0:0:0:ffff:28b:f392
2.139.243.147 0:0:0:0:0:ffff:28b:f393
2.139.243.148 0:0:0:0:0:ffff:28b:f394
2.139.243.149 0:0:0:0:0:ffff:28b:f395
2.139.243.150 0:0:0:0:0:ffff:28b:f396
2.139.243.151 0:0:0:0:0:ffff:28b:f397
2.139.243.152 0:0:0:0:0:ffff:28b:f398
2.139.243.153 0:0:0:0:0:ffff:28b:f399
2.139.243.154 0:0:0:0:0:ffff:28b:f39a
2.139.243.155 0:0:0:0:0:ffff:28b:f39b
2.139.243.156 0:0:0:0:0:ffff:28b:f39c
2.139.243.157 0:0:0:0:0:ffff:28b:f39d
2.139.243.158 0:0:0:0:0:ffff:28b:f39e
2.139.243.159 0:0:0:0:0:ffff:28b:f39f
2.139.243.160 0:0:0:0:0:ffff:28b:f3a0
2.139.243.161 0:0:0:0:0:ffff:28b:f3a1
2.139.243.162 0:0:0:0:0:ffff:28b:f3a2
2.139.243.163 0:0:0:0:0:ffff:28b:f3a3
2.139.243.164 0:0:0:0:0:ffff:28b:f3a4
2.139.243.165 0:0:0:0:0:ffff:28b:f3a5
2.139.243.166 0:0:0:0:0:ffff:28b:f3a6
2.139.243.167 0:0:0:0:0:ffff:28b:f3a7
2.139.243.168 0:0:0:0:0:ffff:28b:f3a8
2.139.243.169 0:0:0:0:0:ffff:28b:f3a9
2.139.243.170 0:0:0:0:0:ffff:28b:f3aa
2.139.243.171 0:0:0:0:0:ffff:28b:f3ab
2.139.243.172 0:0:0:0:0:ffff:28b:f3ac
2.139.243.173 0:0:0:0:0:ffff:28b:f3ad
2.139.243.174 0:0:0:0:0:ffff:28b:f3ae
2.139.243.175 0:0:0:0:0:ffff:28b:f3af
2.139.243.176 0:0:0:0:0:ffff:28b:f3b0
2.139.243.177 0:0:0:0:0:ffff:28b:f3b1
2.139.243.178 0:0:0:0:0:ffff:28b:f3b2
2.139.243.179 0:0:0:0:0:ffff:28b:f3b3
2.139.243.180 0:0:0:0:0:ffff:28b:f3b4


2.139.243.181 0:0:0:0:0:ffff:28b:f3b5
2.139.243.182 0:0:0:0:0:ffff:28b:f3b6
2.139.243.183 0:0:0:0:0:ffff:28b:f3b7
2.139.243.184 0:0:0:0:0:ffff:28b:f3b8
2.139.243.185 0:0:0:0:0:ffff:28b:f3b9
2.139.243.186 0:0:0:0:0:ffff:28b:f3ba
2.139.243.187 0:0:0:0:0:ffff:28b:f3bb
2.139.243.188 0:0:0:0:0:ffff:28b:f3bc
2.139.243.189 0:0:0:0:0:ffff:28b:f3bd
2.139.243.190 0:0:0:0:0:ffff:28b:f3be
2.139.243.191 0:0:0:0:0:ffff:28b:f3bf
2.139.243.192 0:0:0:0:0:ffff:28b:f3c0
2.139.243.193 0:0:0:0:0:ffff:28b:f3c1
2.139.243.194 0:0:0:0:0:ffff:28b:f3c2
2.139.243.195 0:0:0:0:0:ffff:28b:f3c3
2.139.243.196 0:0:0:0:0:ffff:28b:f3c4
2.139.243.197 0:0:0:0:0:ffff:28b:f3c5
2.139.243.198 0:0:0:0:0:ffff:28b:f3c6
2.139.243.199 0:0:0:0:0:ffff:28b:f3c7
2.139.243.200 0:0:0:0:0:ffff:28b:f3c8
2.139.243.201 0:0:0:0:0:ffff:28b:f3c9
2.139.243.202 0:0:0:0:0:ffff:28b:f3ca
2.139.243.203 0:0:0:0:0:ffff:28b:f3cb
2.139.243.204 0:0:0:0:0:ffff:28b:f3cc
2.139.243.205 0:0:0:0:0:ffff:28b:f3cd
2.139.243.206 0:0:0:0:0:ffff:28b:f3ce
2.139.243.207 0:0:0:0:0:ffff:28b:f3cf
2.139.243.208 0:0:0:0:0:ffff:28b:f3d0
2.139.243.209 0:0:0:0:0:ffff:28b:f3d1
2.139.243.210 0:0:0:0:0:ffff:28b:f3d2
2.139.243.211 0:0:0:0:0:ffff:28b:f3d3
2.139.243.212 0:0:0:0:0:ffff:28b:f3d4
2.139.243.213 0:0:0:0:0:ffff:28b:f3d5
2.139.243.214 0:0:0:0:0:ffff:28b:f3d6
2.139.243.215 0:0:0:0:0:ffff:28b:f3d7
2.139.243.216 0:0:0:0:0:ffff:28b:f3d8
2.139.243.217 0:0:0:0:0:ffff:28b:f3d9
2.139.243.218 0:0:0:0:0:ffff:28b:f3da
2.139.243.219 0:0:0:0:0:ffff:28b:f3db
2.139.243.220 0:0:0:0:0:ffff:28b:f3dc
2.139.243.221 0:0:0:0:0:ffff:28b:f3dd
2.139.243.222 0:0:0:0:0:ffff:28b:f3de
2.139.243.223 0:0:0:0:0:ffff:28b:f3df
2.139.243.224 0:0:0:0:0:ffff:28b:f3e0
2.139.243.225 0:0:0:0:0:ffff:28b:f3e1
2.139.243.226 0:0:0:0:0:ffff:28b:f3e2
2.139.243.227 0:0:0:0:0:ffff:28b:f3e3
2.139.243.228 0:0:0:0:0:ffff:28b:f3e4
2.139.243.229 0:0:0:0:0:ffff:28b:f3e5
2.139.243.230 0:0:0:0:0:ffff:28b:f3e6
2.139.243.231 0:0:0:0:0:ffff:28b:f3e7
2.139.243.232 0:0:0:0:0:ffff:28b:f3e8
2.139.243.233 0:0:0:0:0:ffff:28b:f3e9
2.139.243.234 0:0:0:0:0:ffff:28b:f3ea
2.139.243.235 0:0:0:0:0:ffff:28b:f3eb
2.139.243.236 0:0:0:0:0:ffff:28b:f3ec
2.139.243.237 0:0:0:0:0:ffff:28b:f3ed
2.139.243.238 0:0:0:0:0:ffff:28b:f3ee
2.139.243.239 0:0:0:0:0:ffff:28b:f3ef
2.139.243.240 0:0:0:0:0:ffff:28b:f3f0
2.139.243.241 0:0:0:0:0:ffff:28b:f3f1
2.139.243.242 0:0:0:0:0:ffff:28b:f3f2
2.139.243.243 0:0:0:0:0:ffff:28b:f3f3
2.139.243.244 0:0:0:0:0:ffff:28b:f3f4
2.139.243.245 0:0:0:0:0:ffff:28b:f3f5
2.139.243.246 0:0:0:0:0:ffff:28b:f3f6
2.139.243.247 0:0:0:0:0:ffff:28b:f3f7
2.139.243.248 0:0:0:0:0:ffff:28b:f3f8
2.139.243.249 0:0:0:0:0:ffff:28b:f3f9
2.139.243.250 0:0:0:0:0:ffff:28b:f3fa
2.139.243.251 0:0:0:0:0:ffff:28b:f3fb
2.139.243.252 0:0:0:0:0:ffff:28b:f3fc
2.139.243.253 0:0:0:0:0:ffff:28b:f3fd
2.139.243.254 0:0:0:0:0:ffff:28b:f3fe
2.139.243.255 0:0:0:0:0:ffff:28b: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.