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
199.145.131.1 0:0:0:0:0:ffff:c791:8301
199.145.131.2 0:0:0:0:0:ffff:c791:8302
199.145.131.3 0:0:0:0:0:ffff:c791:8303
199.145.131.4 0:0:0:0:0:ffff:c791:8304
199.145.131.5 0:0:0:0:0:ffff:c791:8305
199.145.131.6 0:0:0:0:0:ffff:c791:8306
199.145.131.7 0:0:0:0:0:ffff:c791:8307
199.145.131.8 0:0:0:0:0:ffff:c791:8308
199.145.131.9 0:0:0:0:0:ffff:c791:8309
199.145.131.10 0:0:0:0:0:ffff:c791:830a
199.145.131.11 0:0:0:0:0:ffff:c791:830b
199.145.131.12 0:0:0:0:0:ffff:c791:830c
199.145.131.13 0:0:0:0:0:ffff:c791:830d
199.145.131.14 0:0:0:0:0:ffff:c791:830e
199.145.131.15 0:0:0:0:0:ffff:c791:830f
199.145.131.16 0:0:0:0:0:ffff:c791:8310
199.145.131.17 0:0:0:0:0:ffff:c791:8311
199.145.131.18 0:0:0:0:0:ffff:c791:8312
199.145.131.19 0:0:0:0:0:ffff:c791:8313
199.145.131.20 0:0:0:0:0:ffff:c791:8314
199.145.131.21 0:0:0:0:0:ffff:c791:8315
199.145.131.22 0:0:0:0:0:ffff:c791:8316
199.145.131.23 0:0:0:0:0:ffff:c791:8317
199.145.131.24 0:0:0:0:0:ffff:c791:8318
199.145.131.25 0:0:0:0:0:ffff:c791:8319
199.145.131.26 0:0:0:0:0:ffff:c791:831a
199.145.131.27 0:0:0:0:0:ffff:c791:831b
199.145.131.28 0:0:0:0:0:ffff:c791:831c
199.145.131.29 0:0:0:0:0:ffff:c791:831d
199.145.131.30 0:0:0:0:0:ffff:c791:831e
199.145.131.31 0:0:0:0:0:ffff:c791:831f
199.145.131.32 0:0:0:0:0:ffff:c791:8320
199.145.131.33 0:0:0:0:0:ffff:c791:8321
199.145.131.34 0:0:0:0:0:ffff:c791:8322
199.145.131.35 0:0:0:0:0:ffff:c791:8323
199.145.131.36 0:0:0:0:0:ffff:c791:8324
199.145.131.37 0:0:0:0:0:ffff:c791:8325
199.145.131.38 0:0:0:0:0:ffff:c791:8326
199.145.131.39 0:0:0:0:0:ffff:c791:8327
199.145.131.40 0:0:0:0:0:ffff:c791:8328
199.145.131.41 0:0:0:0:0:ffff:c791:8329
199.145.131.42 0:0:0:0:0:ffff:c791:832a
199.145.131.43 0:0:0:0:0:ffff:c791:832b
199.145.131.44 0:0:0:0:0:ffff:c791:832c
199.145.131.45 0:0:0:0:0:ffff:c791:832d
199.145.131.46 0:0:0:0:0:ffff:c791:832e
199.145.131.47 0:0:0:0:0:ffff:c791:832f
199.145.131.48 0:0:0:0:0:ffff:c791:8330
199.145.131.49 0:0:0:0:0:ffff:c791:8331
199.145.131.50 0:0:0:0:0:ffff:c791:8332
199.145.131.51 0:0:0:0:0:ffff:c791:8333
199.145.131.52 0:0:0:0:0:ffff:c791:8334
199.145.131.53 0:0:0:0:0:ffff:c791:8335
199.145.131.54 0:0:0:0:0:ffff:c791:8336
199.145.131.55 0:0:0:0:0:ffff:c791:8337
199.145.131.56 0:0:0:0:0:ffff:c791:8338
199.145.131.57 0:0:0:0:0:ffff:c791:8339
199.145.131.58 0:0:0:0:0:ffff:c791:833a
199.145.131.59 0:0:0:0:0:ffff:c791:833b
199.145.131.60 0:0:0:0:0:ffff:c791:833c


199.145.131.61 0:0:0:0:0:ffff:c791:833d
199.145.131.62 0:0:0:0:0:ffff:c791:833e
199.145.131.63 0:0:0:0:0:ffff:c791:833f
199.145.131.64 0:0:0:0:0:ffff:c791:8340
199.145.131.65 0:0:0:0:0:ffff:c791:8341
199.145.131.66 0:0:0:0:0:ffff:c791:8342
199.145.131.67 0:0:0:0:0:ffff:c791:8343
199.145.131.68 0:0:0:0:0:ffff:c791:8344
199.145.131.69 0:0:0:0:0:ffff:c791:8345
199.145.131.70 0:0:0:0:0:ffff:c791:8346
199.145.131.71 0:0:0:0:0:ffff:c791:8347
199.145.131.72 0:0:0:0:0:ffff:c791:8348
199.145.131.73 0:0:0:0:0:ffff:c791:8349
199.145.131.74 0:0:0:0:0:ffff:c791:834a
199.145.131.75 0:0:0:0:0:ffff:c791:834b
199.145.131.76 0:0:0:0:0:ffff:c791:834c
199.145.131.77 0:0:0:0:0:ffff:c791:834d
199.145.131.78 0:0:0:0:0:ffff:c791:834e
199.145.131.79 0:0:0:0:0:ffff:c791:834f
199.145.131.80 0:0:0:0:0:ffff:c791:8350
199.145.131.81 0:0:0:0:0:ffff:c791:8351
199.145.131.82 0:0:0:0:0:ffff:c791:8352
199.145.131.83 0:0:0:0:0:ffff:c791:8353
199.145.131.84 0:0:0:0:0:ffff:c791:8354
199.145.131.85 0:0:0:0:0:ffff:c791:8355
199.145.131.86 0:0:0:0:0:ffff:c791:8356
199.145.131.87 0:0:0:0:0:ffff:c791:8357
199.145.131.88 0:0:0:0:0:ffff:c791:8358
199.145.131.89 0:0:0:0:0:ffff:c791:8359
199.145.131.90 0:0:0:0:0:ffff:c791:835a
199.145.131.91 0:0:0:0:0:ffff:c791:835b
199.145.131.92 0:0:0:0:0:ffff:c791:835c
199.145.131.93 0:0:0:0:0:ffff:c791:835d
199.145.131.94 0:0:0:0:0:ffff:c791:835e
199.145.131.95 0:0:0:0:0:ffff:c791:835f
199.145.131.96 0:0:0:0:0:ffff:c791:8360
199.145.131.97 0:0:0:0:0:ffff:c791:8361
199.145.131.98 0:0:0:0:0:ffff:c791:8362
199.145.131.99 0:0:0:0:0:ffff:c791:8363
199.145.131.100 0:0:0:0:0:ffff:c791:8364
199.145.131.101 0:0:0:0:0:ffff:c791:8365
199.145.131.102 0:0:0:0:0:ffff:c791:8366
199.145.131.103 0:0:0:0:0:ffff:c791:8367
199.145.131.104 0:0:0:0:0:ffff:c791:8368
199.145.131.105 0:0:0:0:0:ffff:c791:8369
199.145.131.106 0:0:0:0:0:ffff:c791:836a
199.145.131.107 0:0:0:0:0:ffff:c791:836b
199.145.131.108 0:0:0:0:0:ffff:c791:836c
199.145.131.109 0:0:0:0:0:ffff:c791:836d
199.145.131.110 0:0:0:0:0:ffff:c791:836e
199.145.131.111 0:0:0:0:0:ffff:c791:836f
199.145.131.112 0:0:0:0:0:ffff:c791:8370
199.145.131.113 0:0:0:0:0:ffff:c791:8371
199.145.131.114 0:0:0:0:0:ffff:c791:8372
199.145.131.115 0:0:0:0:0:ffff:c791:8373
199.145.131.116 0:0:0:0:0:ffff:c791:8374
199.145.131.117 0:0:0:0:0:ffff:c791:8375
199.145.131.118 0:0:0:0:0:ffff:c791:8376
199.145.131.119 0:0:0:0:0:ffff:c791:8377
199.145.131.120 0:0:0:0:0:ffff:c791:8378


199.145.131.121 0:0:0:0:0:ffff:c791:8379
199.145.131.122 0:0:0:0:0:ffff:c791:837a
199.145.131.123 0:0:0:0:0:ffff:c791:837b
199.145.131.124 0:0:0:0:0:ffff:c791:837c
199.145.131.125 0:0:0:0:0:ffff:c791:837d
199.145.131.126 0:0:0:0:0:ffff:c791:837e
199.145.131.127 0:0:0:0:0:ffff:c791:837f
199.145.131.128 0:0:0:0:0:ffff:c791:8380
199.145.131.129 0:0:0:0:0:ffff:c791:8381
199.145.131.130 0:0:0:0:0:ffff:c791:8382
199.145.131.131 0:0:0:0:0:ffff:c791:8383
199.145.131.132 0:0:0:0:0:ffff:c791:8384
199.145.131.133 0:0:0:0:0:ffff:c791:8385
199.145.131.134 0:0:0:0:0:ffff:c791:8386
199.145.131.135 0:0:0:0:0:ffff:c791:8387
199.145.131.136 0:0:0:0:0:ffff:c791:8388
199.145.131.137 0:0:0:0:0:ffff:c791:8389
199.145.131.138 0:0:0:0:0:ffff:c791:838a
199.145.131.139 0:0:0:0:0:ffff:c791:838b
199.145.131.140 0:0:0:0:0:ffff:c791:838c
199.145.131.141 0:0:0:0:0:ffff:c791:838d
199.145.131.142 0:0:0:0:0:ffff:c791:838e
199.145.131.143 0:0:0:0:0:ffff:c791:838f
199.145.131.144 0:0:0:0:0:ffff:c791:8390
199.145.131.145 0:0:0:0:0:ffff:c791:8391
199.145.131.146 0:0:0:0:0:ffff:c791:8392
199.145.131.147 0:0:0:0:0:ffff:c791:8393
199.145.131.148 0:0:0:0:0:ffff:c791:8394
199.145.131.149 0:0:0:0:0:ffff:c791:8395
199.145.131.150 0:0:0:0:0:ffff:c791:8396
199.145.131.151 0:0:0:0:0:ffff:c791:8397
199.145.131.152 0:0:0:0:0:ffff:c791:8398
199.145.131.153 0:0:0:0:0:ffff:c791:8399
199.145.131.154 0:0:0:0:0:ffff:c791:839a
199.145.131.155 0:0:0:0:0:ffff:c791:839b
199.145.131.156 0:0:0:0:0:ffff:c791:839c
199.145.131.157 0:0:0:0:0:ffff:c791:839d
199.145.131.158 0:0:0:0:0:ffff:c791:839e
199.145.131.159 0:0:0:0:0:ffff:c791:839f
199.145.131.160 0:0:0:0:0:ffff:c791:83a0
199.145.131.161 0:0:0:0:0:ffff:c791:83a1
199.145.131.162 0:0:0:0:0:ffff:c791:83a2
199.145.131.163 0:0:0:0:0:ffff:c791:83a3
199.145.131.164 0:0:0:0:0:ffff:c791:83a4
199.145.131.165 0:0:0:0:0:ffff:c791:83a5
199.145.131.166 0:0:0:0:0:ffff:c791:83a6
199.145.131.167 0:0:0:0:0:ffff:c791:83a7
199.145.131.168 0:0:0:0:0:ffff:c791:83a8
199.145.131.169 0:0:0:0:0:ffff:c791:83a9
199.145.131.170 0:0:0:0:0:ffff:c791:83aa
199.145.131.171 0:0:0:0:0:ffff:c791:83ab
199.145.131.172 0:0:0:0:0:ffff:c791:83ac
199.145.131.173 0:0:0:0:0:ffff:c791:83ad
199.145.131.174 0:0:0:0:0:ffff:c791:83ae
199.145.131.175 0:0:0:0:0:ffff:c791:83af
199.145.131.176 0:0:0:0:0:ffff:c791:83b0
199.145.131.177 0:0:0:0:0:ffff:c791:83b1
199.145.131.178 0:0:0:0:0:ffff:c791:83b2
199.145.131.179 0:0:0:0:0:ffff:c791:83b3
199.145.131.180 0:0:0:0:0:ffff:c791:83b4


199.145.131.181 0:0:0:0:0:ffff:c791:83b5
199.145.131.182 0:0:0:0:0:ffff:c791:83b6
199.145.131.183 0:0:0:0:0:ffff:c791:83b7
199.145.131.184 0:0:0:0:0:ffff:c791:83b8
199.145.131.185 0:0:0:0:0:ffff:c791:83b9
199.145.131.186 0:0:0:0:0:ffff:c791:83ba
199.145.131.187 0:0:0:0:0:ffff:c791:83bb
199.145.131.188 0:0:0:0:0:ffff:c791:83bc
199.145.131.189 0:0:0:0:0:ffff:c791:83bd
199.145.131.190 0:0:0:0:0:ffff:c791:83be
199.145.131.191 0:0:0:0:0:ffff:c791:83bf
199.145.131.192 0:0:0:0:0:ffff:c791:83c0
199.145.131.193 0:0:0:0:0:ffff:c791:83c1
199.145.131.194 0:0:0:0:0:ffff:c791:83c2
199.145.131.195 0:0:0:0:0:ffff:c791:83c3
199.145.131.196 0:0:0:0:0:ffff:c791:83c4
199.145.131.197 0:0:0:0:0:ffff:c791:83c5
199.145.131.198 0:0:0:0:0:ffff:c791:83c6
199.145.131.199 0:0:0:0:0:ffff:c791:83c7
199.145.131.200 0:0:0:0:0:ffff:c791:83c8
199.145.131.201 0:0:0:0:0:ffff:c791:83c9
199.145.131.202 0:0:0:0:0:ffff:c791:83ca
199.145.131.203 0:0:0:0:0:ffff:c791:83cb
199.145.131.204 0:0:0:0:0:ffff:c791:83cc
199.145.131.205 0:0:0:0:0:ffff:c791:83cd
199.145.131.206 0:0:0:0:0:ffff:c791:83ce
199.145.131.207 0:0:0:0:0:ffff:c791:83cf
199.145.131.208 0:0:0:0:0:ffff:c791:83d0
199.145.131.209 0:0:0:0:0:ffff:c791:83d1
199.145.131.210 0:0:0:0:0:ffff:c791:83d2
199.145.131.211 0:0:0:0:0:ffff:c791:83d3
199.145.131.212 0:0:0:0:0:ffff:c791:83d4
199.145.131.213 0:0:0:0:0:ffff:c791:83d5
199.145.131.214 0:0:0:0:0:ffff:c791:83d6
199.145.131.215 0:0:0:0:0:ffff:c791:83d7
199.145.131.216 0:0:0:0:0:ffff:c791:83d8
199.145.131.217 0:0:0:0:0:ffff:c791:83d9
199.145.131.218 0:0:0:0:0:ffff:c791:83da
199.145.131.219 0:0:0:0:0:ffff:c791:83db
199.145.131.220 0:0:0:0:0:ffff:c791:83dc
199.145.131.221 0:0:0:0:0:ffff:c791:83dd
199.145.131.222 0:0:0:0:0:ffff:c791:83de
199.145.131.223 0:0:0:0:0:ffff:c791:83df
199.145.131.224 0:0:0:0:0:ffff:c791:83e0
199.145.131.225 0:0:0:0:0:ffff:c791:83e1
199.145.131.226 0:0:0:0:0:ffff:c791:83e2
199.145.131.227 0:0:0:0:0:ffff:c791:83e3
199.145.131.228 0:0:0:0:0:ffff:c791:83e4
199.145.131.229 0:0:0:0:0:ffff:c791:83e5
199.145.131.230 0:0:0:0:0:ffff:c791:83e6
199.145.131.231 0:0:0:0:0:ffff:c791:83e7
199.145.131.232 0:0:0:0:0:ffff:c791:83e8
199.145.131.233 0:0:0:0:0:ffff:c791:83e9
199.145.131.234 0:0:0:0:0:ffff:c791:83ea
199.145.131.235 0:0:0:0:0:ffff:c791:83eb
199.145.131.236 0:0:0:0:0:ffff:c791:83ec
199.145.131.237 0:0:0:0:0:ffff:c791:83ed
199.145.131.238 0:0:0:0:0:ffff:c791:83ee
199.145.131.239 0:0:0:0:0:ffff:c791:83ef
199.145.131.240 0:0:0:0:0:ffff:c791:83f0
199.145.131.241 0:0:0:0:0:ffff:c791:83f1
199.145.131.242 0:0:0:0:0:ffff:c791:83f2
199.145.131.243 0:0:0:0:0:ffff:c791:83f3
199.145.131.244 0:0:0:0:0:ffff:c791:83f4
199.145.131.245 0:0:0:0:0:ffff:c791:83f5
199.145.131.246 0:0:0:0:0:ffff:c791:83f6
199.145.131.247 0:0:0:0:0:ffff:c791:83f7
199.145.131.248 0:0:0:0:0:ffff:c791:83f8
199.145.131.249 0:0:0:0:0:ffff:c791:83f9
199.145.131.250 0:0:0:0:0:ffff:c791:83fa
199.145.131.251 0:0:0:0:0:ffff:c791:83fb
199.145.131.252 0:0:0:0:0:ffff:c791:83fc
199.145.131.253 0:0:0:0:0:ffff:c791:83fd
199.145.131.254 0:0:0:0:0:ffff:c791:83fe
199.145.131.255 0:0:0:0:0:ffff:c791:83ff


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.