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
157.127.99.1 0:0:0:0:0:ffff:9d7f:6301
157.127.99.2 0:0:0:0:0:ffff:9d7f:6302
157.127.99.3 0:0:0:0:0:ffff:9d7f:6303
157.127.99.4 0:0:0:0:0:ffff:9d7f:6304
157.127.99.5 0:0:0:0:0:ffff:9d7f:6305
157.127.99.6 0:0:0:0:0:ffff:9d7f:6306
157.127.99.7 0:0:0:0:0:ffff:9d7f:6307
157.127.99.8 0:0:0:0:0:ffff:9d7f:6308
157.127.99.9 0:0:0:0:0:ffff:9d7f:6309
157.127.99.10 0:0:0:0:0:ffff:9d7f:630a
157.127.99.11 0:0:0:0:0:ffff:9d7f:630b
157.127.99.12 0:0:0:0:0:ffff:9d7f:630c
157.127.99.13 0:0:0:0:0:ffff:9d7f:630d
157.127.99.14 0:0:0:0:0:ffff:9d7f:630e
157.127.99.15 0:0:0:0:0:ffff:9d7f:630f
157.127.99.16 0:0:0:0:0:ffff:9d7f:6310
157.127.99.17 0:0:0:0:0:ffff:9d7f:6311
157.127.99.18 0:0:0:0:0:ffff:9d7f:6312
157.127.99.19 0:0:0:0:0:ffff:9d7f:6313
157.127.99.20 0:0:0:0:0:ffff:9d7f:6314
157.127.99.21 0:0:0:0:0:ffff:9d7f:6315
157.127.99.22 0:0:0:0:0:ffff:9d7f:6316
157.127.99.23 0:0:0:0:0:ffff:9d7f:6317
157.127.99.24 0:0:0:0:0:ffff:9d7f:6318
157.127.99.25 0:0:0:0:0:ffff:9d7f:6319
157.127.99.26 0:0:0:0:0:ffff:9d7f:631a
157.127.99.27 0:0:0:0:0:ffff:9d7f:631b
157.127.99.28 0:0:0:0:0:ffff:9d7f:631c
157.127.99.29 0:0:0:0:0:ffff:9d7f:631d
157.127.99.30 0:0:0:0:0:ffff:9d7f:631e
157.127.99.31 0:0:0:0:0:ffff:9d7f:631f
157.127.99.32 0:0:0:0:0:ffff:9d7f:6320
157.127.99.33 0:0:0:0:0:ffff:9d7f:6321
157.127.99.34 0:0:0:0:0:ffff:9d7f:6322
157.127.99.35 0:0:0:0:0:ffff:9d7f:6323
157.127.99.36 0:0:0:0:0:ffff:9d7f:6324
157.127.99.37 0:0:0:0:0:ffff:9d7f:6325
157.127.99.38 0:0:0:0:0:ffff:9d7f:6326
157.127.99.39 0:0:0:0:0:ffff:9d7f:6327
157.127.99.40 0:0:0:0:0:ffff:9d7f:6328
157.127.99.41 0:0:0:0:0:ffff:9d7f:6329
157.127.99.42 0:0:0:0:0:ffff:9d7f:632a
157.127.99.43 0:0:0:0:0:ffff:9d7f:632b
157.127.99.44 0:0:0:0:0:ffff:9d7f:632c
157.127.99.45 0:0:0:0:0:ffff:9d7f:632d
157.127.99.46 0:0:0:0:0:ffff:9d7f:632e
157.127.99.47 0:0:0:0:0:ffff:9d7f:632f
157.127.99.48 0:0:0:0:0:ffff:9d7f:6330
157.127.99.49 0:0:0:0:0:ffff:9d7f:6331
157.127.99.50 0:0:0:0:0:ffff:9d7f:6332
157.127.99.51 0:0:0:0:0:ffff:9d7f:6333
157.127.99.52 0:0:0:0:0:ffff:9d7f:6334
157.127.99.53 0:0:0:0:0:ffff:9d7f:6335
157.127.99.54 0:0:0:0:0:ffff:9d7f:6336
157.127.99.55 0:0:0:0:0:ffff:9d7f:6337
157.127.99.56 0:0:0:0:0:ffff:9d7f:6338
157.127.99.57 0:0:0:0:0:ffff:9d7f:6339
157.127.99.58 0:0:0:0:0:ffff:9d7f:633a
157.127.99.59 0:0:0:0:0:ffff:9d7f:633b
157.127.99.60 0:0:0:0:0:ffff:9d7f:633c


157.127.99.61 0:0:0:0:0:ffff:9d7f:633d
157.127.99.62 0:0:0:0:0:ffff:9d7f:633e
157.127.99.63 0:0:0:0:0:ffff:9d7f:633f
157.127.99.64 0:0:0:0:0:ffff:9d7f:6340
157.127.99.65 0:0:0:0:0:ffff:9d7f:6341
157.127.99.66 0:0:0:0:0:ffff:9d7f:6342
157.127.99.67 0:0:0:0:0:ffff:9d7f:6343
157.127.99.68 0:0:0:0:0:ffff:9d7f:6344
157.127.99.69 0:0:0:0:0:ffff:9d7f:6345
157.127.99.70 0:0:0:0:0:ffff:9d7f:6346
157.127.99.71 0:0:0:0:0:ffff:9d7f:6347
157.127.99.72 0:0:0:0:0:ffff:9d7f:6348
157.127.99.73 0:0:0:0:0:ffff:9d7f:6349
157.127.99.74 0:0:0:0:0:ffff:9d7f:634a
157.127.99.75 0:0:0:0:0:ffff:9d7f:634b
157.127.99.76 0:0:0:0:0:ffff:9d7f:634c
157.127.99.77 0:0:0:0:0:ffff:9d7f:634d
157.127.99.78 0:0:0:0:0:ffff:9d7f:634e
157.127.99.79 0:0:0:0:0:ffff:9d7f:634f
157.127.99.80 0:0:0:0:0:ffff:9d7f:6350
157.127.99.81 0:0:0:0:0:ffff:9d7f:6351
157.127.99.82 0:0:0:0:0:ffff:9d7f:6352
157.127.99.83 0:0:0:0:0:ffff:9d7f:6353
157.127.99.84 0:0:0:0:0:ffff:9d7f:6354
157.127.99.85 0:0:0:0:0:ffff:9d7f:6355
157.127.99.86 0:0:0:0:0:ffff:9d7f:6356
157.127.99.87 0:0:0:0:0:ffff:9d7f:6357
157.127.99.88 0:0:0:0:0:ffff:9d7f:6358
157.127.99.89 0:0:0:0:0:ffff:9d7f:6359
157.127.99.90 0:0:0:0:0:ffff:9d7f:635a
157.127.99.91 0:0:0:0:0:ffff:9d7f:635b
157.127.99.92 0:0:0:0:0:ffff:9d7f:635c
157.127.99.93 0:0:0:0:0:ffff:9d7f:635d
157.127.99.94 0:0:0:0:0:ffff:9d7f:635e
157.127.99.95 0:0:0:0:0:ffff:9d7f:635f
157.127.99.96 0:0:0:0:0:ffff:9d7f:6360
157.127.99.97 0:0:0:0:0:ffff:9d7f:6361
157.127.99.98 0:0:0:0:0:ffff:9d7f:6362
157.127.99.99 0:0:0:0:0:ffff:9d7f:6363
157.127.99.100 0:0:0:0:0:ffff:9d7f:6364
157.127.99.101 0:0:0:0:0:ffff:9d7f:6365
157.127.99.102 0:0:0:0:0:ffff:9d7f:6366
157.127.99.103 0:0:0:0:0:ffff:9d7f:6367
157.127.99.104 0:0:0:0:0:ffff:9d7f:6368
157.127.99.105 0:0:0:0:0:ffff:9d7f:6369
157.127.99.106 0:0:0:0:0:ffff:9d7f:636a
157.127.99.107 0:0:0:0:0:ffff:9d7f:636b
157.127.99.108 0:0:0:0:0:ffff:9d7f:636c
157.127.99.109 0:0:0:0:0:ffff:9d7f:636d
157.127.99.110 0:0:0:0:0:ffff:9d7f:636e
157.127.99.111 0:0:0:0:0:ffff:9d7f:636f
157.127.99.112 0:0:0:0:0:ffff:9d7f:6370
157.127.99.113 0:0:0:0:0:ffff:9d7f:6371
157.127.99.114 0:0:0:0:0:ffff:9d7f:6372
157.127.99.115 0:0:0:0:0:ffff:9d7f:6373
157.127.99.116 0:0:0:0:0:ffff:9d7f:6374
157.127.99.117 0:0:0:0:0:ffff:9d7f:6375
157.127.99.118 0:0:0:0:0:ffff:9d7f:6376
157.127.99.119 0:0:0:0:0:ffff:9d7f:6377
157.127.99.120 0:0:0:0:0:ffff:9d7f:6378


157.127.99.121 0:0:0:0:0:ffff:9d7f:6379
157.127.99.122 0:0:0:0:0:ffff:9d7f:637a
157.127.99.123 0:0:0:0:0:ffff:9d7f:637b
157.127.99.124 0:0:0:0:0:ffff:9d7f:637c
157.127.99.125 0:0:0:0:0:ffff:9d7f:637d
157.127.99.126 0:0:0:0:0:ffff:9d7f:637e
157.127.99.127 0:0:0:0:0:ffff:9d7f:637f
157.127.99.128 0:0:0:0:0:ffff:9d7f:6380
157.127.99.129 0:0:0:0:0:ffff:9d7f:6381
157.127.99.130 0:0:0:0:0:ffff:9d7f:6382
157.127.99.131 0:0:0:0:0:ffff:9d7f:6383
157.127.99.132 0:0:0:0:0:ffff:9d7f:6384
157.127.99.133 0:0:0:0:0:ffff:9d7f:6385
157.127.99.134 0:0:0:0:0:ffff:9d7f:6386
157.127.99.135 0:0:0:0:0:ffff:9d7f:6387
157.127.99.136 0:0:0:0:0:ffff:9d7f:6388
157.127.99.137 0:0:0:0:0:ffff:9d7f:6389
157.127.99.138 0:0:0:0:0:ffff:9d7f:638a
157.127.99.139 0:0:0:0:0:ffff:9d7f:638b
157.127.99.140 0:0:0:0:0:ffff:9d7f:638c
157.127.99.141 0:0:0:0:0:ffff:9d7f:638d
157.127.99.142 0:0:0:0:0:ffff:9d7f:638e
157.127.99.143 0:0:0:0:0:ffff:9d7f:638f
157.127.99.144 0:0:0:0:0:ffff:9d7f:6390
157.127.99.145 0:0:0:0:0:ffff:9d7f:6391
157.127.99.146 0:0:0:0:0:ffff:9d7f:6392
157.127.99.147 0:0:0:0:0:ffff:9d7f:6393
157.127.99.148 0:0:0:0:0:ffff:9d7f:6394
157.127.99.149 0:0:0:0:0:ffff:9d7f:6395
157.127.99.150 0:0:0:0:0:ffff:9d7f:6396
157.127.99.151 0:0:0:0:0:ffff:9d7f:6397
157.127.99.152 0:0:0:0:0:ffff:9d7f:6398
157.127.99.153 0:0:0:0:0:ffff:9d7f:6399
157.127.99.154 0:0:0:0:0:ffff:9d7f:639a
157.127.99.155 0:0:0:0:0:ffff:9d7f:639b
157.127.99.156 0:0:0:0:0:ffff:9d7f:639c
157.127.99.157 0:0:0:0:0:ffff:9d7f:639d
157.127.99.158 0:0:0:0:0:ffff:9d7f:639e
157.127.99.159 0:0:0:0:0:ffff:9d7f:639f
157.127.99.160 0:0:0:0:0:ffff:9d7f:63a0
157.127.99.161 0:0:0:0:0:ffff:9d7f:63a1
157.127.99.162 0:0:0:0:0:ffff:9d7f:63a2
157.127.99.163 0:0:0:0:0:ffff:9d7f:63a3
157.127.99.164 0:0:0:0:0:ffff:9d7f:63a4
157.127.99.165 0:0:0:0:0:ffff:9d7f:63a5
157.127.99.166 0:0:0:0:0:ffff:9d7f:63a6
157.127.99.167 0:0:0:0:0:ffff:9d7f:63a7
157.127.99.168 0:0:0:0:0:ffff:9d7f:63a8
157.127.99.169 0:0:0:0:0:ffff:9d7f:63a9
157.127.99.170 0:0:0:0:0:ffff:9d7f:63aa
157.127.99.171 0:0:0:0:0:ffff:9d7f:63ab
157.127.99.172 0:0:0:0:0:ffff:9d7f:63ac
157.127.99.173 0:0:0:0:0:ffff:9d7f:63ad
157.127.99.174 0:0:0:0:0:ffff:9d7f:63ae
157.127.99.175 0:0:0:0:0:ffff:9d7f:63af
157.127.99.176 0:0:0:0:0:ffff:9d7f:63b0
157.127.99.177 0:0:0:0:0:ffff:9d7f:63b1
157.127.99.178 0:0:0:0:0:ffff:9d7f:63b2
157.127.99.179 0:0:0:0:0:ffff:9d7f:63b3
157.127.99.180 0:0:0:0:0:ffff:9d7f:63b4


157.127.99.181 0:0:0:0:0:ffff:9d7f:63b5
157.127.99.182 0:0:0:0:0:ffff:9d7f:63b6
157.127.99.183 0:0:0:0:0:ffff:9d7f:63b7
157.127.99.184 0:0:0:0:0:ffff:9d7f:63b8
157.127.99.185 0:0:0:0:0:ffff:9d7f:63b9
157.127.99.186 0:0:0:0:0:ffff:9d7f:63ba
157.127.99.187 0:0:0:0:0:ffff:9d7f:63bb
157.127.99.188 0:0:0:0:0:ffff:9d7f:63bc
157.127.99.189 0:0:0:0:0:ffff:9d7f:63bd
157.127.99.190 0:0:0:0:0:ffff:9d7f:63be
157.127.99.191 0:0:0:0:0:ffff:9d7f:63bf
157.127.99.192 0:0:0:0:0:ffff:9d7f:63c0
157.127.99.193 0:0:0:0:0:ffff:9d7f:63c1
157.127.99.194 0:0:0:0:0:ffff:9d7f:63c2
157.127.99.195 0:0:0:0:0:ffff:9d7f:63c3
157.127.99.196 0:0:0:0:0:ffff:9d7f:63c4
157.127.99.197 0:0:0:0:0:ffff:9d7f:63c5
157.127.99.198 0:0:0:0:0:ffff:9d7f:63c6
157.127.99.199 0:0:0:0:0:ffff:9d7f:63c7
157.127.99.200 0:0:0:0:0:ffff:9d7f:63c8
157.127.99.201 0:0:0:0:0:ffff:9d7f:63c9
157.127.99.202 0:0:0:0:0:ffff:9d7f:63ca
157.127.99.203 0:0:0:0:0:ffff:9d7f:63cb
157.127.99.204 0:0:0:0:0:ffff:9d7f:63cc
157.127.99.205 0:0:0:0:0:ffff:9d7f:63cd
157.127.99.206 0:0:0:0:0:ffff:9d7f:63ce
157.127.99.207 0:0:0:0:0:ffff:9d7f:63cf
157.127.99.208 0:0:0:0:0:ffff:9d7f:63d0
157.127.99.209 0:0:0:0:0:ffff:9d7f:63d1
157.127.99.210 0:0:0:0:0:ffff:9d7f:63d2
157.127.99.211 0:0:0:0:0:ffff:9d7f:63d3
157.127.99.212 0:0:0:0:0:ffff:9d7f:63d4
157.127.99.213 0:0:0:0:0:ffff:9d7f:63d5
157.127.99.214 0:0:0:0:0:ffff:9d7f:63d6
157.127.99.215 0:0:0:0:0:ffff:9d7f:63d7
157.127.99.216 0:0:0:0:0:ffff:9d7f:63d8
157.127.99.217 0:0:0:0:0:ffff:9d7f:63d9
157.127.99.218 0:0:0:0:0:ffff:9d7f:63da
157.127.99.219 0:0:0:0:0:ffff:9d7f:63db
157.127.99.220 0:0:0:0:0:ffff:9d7f:63dc
157.127.99.221 0:0:0:0:0:ffff:9d7f:63dd
157.127.99.222 0:0:0:0:0:ffff:9d7f:63de
157.127.99.223 0:0:0:0:0:ffff:9d7f:63df
157.127.99.224 0:0:0:0:0:ffff:9d7f:63e0
157.127.99.225 0:0:0:0:0:ffff:9d7f:63e1
157.127.99.226 0:0:0:0:0:ffff:9d7f:63e2
157.127.99.227 0:0:0:0:0:ffff:9d7f:63e3
157.127.99.228 0:0:0:0:0:ffff:9d7f:63e4
157.127.99.229 0:0:0:0:0:ffff:9d7f:63e5
157.127.99.230 0:0:0:0:0:ffff:9d7f:63e6
157.127.99.231 0:0:0:0:0:ffff:9d7f:63e7
157.127.99.232 0:0:0:0:0:ffff:9d7f:63e8
157.127.99.233 0:0:0:0:0:ffff:9d7f:63e9
157.127.99.234 0:0:0:0:0:ffff:9d7f:63ea
157.127.99.235 0:0:0:0:0:ffff:9d7f:63eb
157.127.99.236 0:0:0:0:0:ffff:9d7f:63ec
157.127.99.237 0:0:0:0:0:ffff:9d7f:63ed
157.127.99.238 0:0:0:0:0:ffff:9d7f:63ee
157.127.99.239 0:0:0:0:0:ffff:9d7f:63ef
157.127.99.240 0:0:0:0:0:ffff:9d7f:63f0
157.127.99.241 0:0:0:0:0:ffff:9d7f:63f1
157.127.99.242 0:0:0:0:0:ffff:9d7f:63f2
157.127.99.243 0:0:0:0:0:ffff:9d7f:63f3
157.127.99.244 0:0:0:0:0:ffff:9d7f:63f4
157.127.99.245 0:0:0:0:0:ffff:9d7f:63f5
157.127.99.246 0:0:0:0:0:ffff:9d7f:63f6
157.127.99.247 0:0:0:0:0:ffff:9d7f:63f7
157.127.99.248 0:0:0:0:0:ffff:9d7f:63f8
157.127.99.249 0:0:0:0:0:ffff:9d7f:63f9
157.127.99.250 0:0:0:0:0:ffff:9d7f:63fa
157.127.99.251 0:0:0:0:0:ffff:9d7f:63fb
157.127.99.252 0:0:0:0:0:ffff:9d7f:63fc
157.127.99.253 0:0:0:0:0:ffff:9d7f:63fd
157.127.99.254 0:0:0:0:0:ffff:9d7f:63fe
157.127.99.255 0:0:0:0:0:ffff:9d7f:63ff


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.