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
199.145.146.1 0:0:0:0:0:ffff:c791:9201
199.145.146.2 0:0:0:0:0:ffff:c791:9202
199.145.146.3 0:0:0:0:0:ffff:c791:9203
199.145.146.4 0:0:0:0:0:ffff:c791:9204
199.145.146.5 0:0:0:0:0:ffff:c791:9205
199.145.146.6 0:0:0:0:0:ffff:c791:9206
199.145.146.7 0:0:0:0:0:ffff:c791:9207
199.145.146.8 0:0:0:0:0:ffff:c791:9208
199.145.146.9 0:0:0:0:0:ffff:c791:9209
199.145.146.10 0:0:0:0:0:ffff:c791:920a
199.145.146.11 0:0:0:0:0:ffff:c791:920b
199.145.146.12 0:0:0:0:0:ffff:c791:920c
199.145.146.13 0:0:0:0:0:ffff:c791:920d
199.145.146.14 0:0:0:0:0:ffff:c791:920e
199.145.146.15 0:0:0:0:0:ffff:c791:920f
199.145.146.16 0:0:0:0:0:ffff:c791:9210
199.145.146.17 0:0:0:0:0:ffff:c791:9211
199.145.146.18 0:0:0:0:0:ffff:c791:9212
199.145.146.19 0:0:0:0:0:ffff:c791:9213
199.145.146.20 0:0:0:0:0:ffff:c791:9214
199.145.146.21 0:0:0:0:0:ffff:c791:9215
199.145.146.22 0:0:0:0:0:ffff:c791:9216
199.145.146.23 0:0:0:0:0:ffff:c791:9217
199.145.146.24 0:0:0:0:0:ffff:c791:9218
199.145.146.25 0:0:0:0:0:ffff:c791:9219
199.145.146.26 0:0:0:0:0:ffff:c791:921a
199.145.146.27 0:0:0:0:0:ffff:c791:921b
199.145.146.28 0:0:0:0:0:ffff:c791:921c
199.145.146.29 0:0:0:0:0:ffff:c791:921d
199.145.146.30 0:0:0:0:0:ffff:c791:921e
199.145.146.31 0:0:0:0:0:ffff:c791:921f
199.145.146.32 0:0:0:0:0:ffff:c791:9220
199.145.146.33 0:0:0:0:0:ffff:c791:9221
199.145.146.34 0:0:0:0:0:ffff:c791:9222
199.145.146.35 0:0:0:0:0:ffff:c791:9223
199.145.146.36 0:0:0:0:0:ffff:c791:9224
199.145.146.37 0:0:0:0:0:ffff:c791:9225
199.145.146.38 0:0:0:0:0:ffff:c791:9226
199.145.146.39 0:0:0:0:0:ffff:c791:9227
199.145.146.40 0:0:0:0:0:ffff:c791:9228
199.145.146.41 0:0:0:0:0:ffff:c791:9229
199.145.146.42 0:0:0:0:0:ffff:c791:922a
199.145.146.43 0:0:0:0:0:ffff:c791:922b
199.145.146.44 0:0:0:0:0:ffff:c791:922c
199.145.146.45 0:0:0:0:0:ffff:c791:922d
199.145.146.46 0:0:0:0:0:ffff:c791:922e
199.145.146.47 0:0:0:0:0:ffff:c791:922f
199.145.146.48 0:0:0:0:0:ffff:c791:9230
199.145.146.49 0:0:0:0:0:ffff:c791:9231
199.145.146.50 0:0:0:0:0:ffff:c791:9232
199.145.146.51 0:0:0:0:0:ffff:c791:9233
199.145.146.52 0:0:0:0:0:ffff:c791:9234
199.145.146.53 0:0:0:0:0:ffff:c791:9235
199.145.146.54 0:0:0:0:0:ffff:c791:9236
199.145.146.55 0:0:0:0:0:ffff:c791:9237
199.145.146.56 0:0:0:0:0:ffff:c791:9238
199.145.146.57 0:0:0:0:0:ffff:c791:9239
199.145.146.58 0:0:0:0:0:ffff:c791:923a
199.145.146.59 0:0:0:0:0:ffff:c791:923b
199.145.146.60 0:0:0:0:0:ffff:c791:923c


199.145.146.61 0:0:0:0:0:ffff:c791:923d
199.145.146.62 0:0:0:0:0:ffff:c791:923e
199.145.146.63 0:0:0:0:0:ffff:c791:923f
199.145.146.64 0:0:0:0:0:ffff:c791:9240
199.145.146.65 0:0:0:0:0:ffff:c791:9241
199.145.146.66 0:0:0:0:0:ffff:c791:9242
199.145.146.67 0:0:0:0:0:ffff:c791:9243
199.145.146.68 0:0:0:0:0:ffff:c791:9244
199.145.146.69 0:0:0:0:0:ffff:c791:9245
199.145.146.70 0:0:0:0:0:ffff:c791:9246
199.145.146.71 0:0:0:0:0:ffff:c791:9247
199.145.146.72 0:0:0:0:0:ffff:c791:9248
199.145.146.73 0:0:0:0:0:ffff:c791:9249
199.145.146.74 0:0:0:0:0:ffff:c791:924a
199.145.146.75 0:0:0:0:0:ffff:c791:924b
199.145.146.76 0:0:0:0:0:ffff:c791:924c
199.145.146.77 0:0:0:0:0:ffff:c791:924d
199.145.146.78 0:0:0:0:0:ffff:c791:924e
199.145.146.79 0:0:0:0:0:ffff:c791:924f
199.145.146.80 0:0:0:0:0:ffff:c791:9250
199.145.146.81 0:0:0:0:0:ffff:c791:9251
199.145.146.82 0:0:0:0:0:ffff:c791:9252
199.145.146.83 0:0:0:0:0:ffff:c791:9253
199.145.146.84 0:0:0:0:0:ffff:c791:9254
199.145.146.85 0:0:0:0:0:ffff:c791:9255
199.145.146.86 0:0:0:0:0:ffff:c791:9256
199.145.146.87 0:0:0:0:0:ffff:c791:9257
199.145.146.88 0:0:0:0:0:ffff:c791:9258
199.145.146.89 0:0:0:0:0:ffff:c791:9259
199.145.146.90 0:0:0:0:0:ffff:c791:925a
199.145.146.91 0:0:0:0:0:ffff:c791:925b
199.145.146.92 0:0:0:0:0:ffff:c791:925c
199.145.146.93 0:0:0:0:0:ffff:c791:925d
199.145.146.94 0:0:0:0:0:ffff:c791:925e
199.145.146.95 0:0:0:0:0:ffff:c791:925f
199.145.146.96 0:0:0:0:0:ffff:c791:9260
199.145.146.97 0:0:0:0:0:ffff:c791:9261
199.145.146.98 0:0:0:0:0:ffff:c791:9262
199.145.146.99 0:0:0:0:0:ffff:c791:9263
199.145.146.100 0:0:0:0:0:ffff:c791:9264
199.145.146.101 0:0:0:0:0:ffff:c791:9265
199.145.146.102 0:0:0:0:0:ffff:c791:9266
199.145.146.103 0:0:0:0:0:ffff:c791:9267
199.145.146.104 0:0:0:0:0:ffff:c791:9268
199.145.146.105 0:0:0:0:0:ffff:c791:9269
199.145.146.106 0:0:0:0:0:ffff:c791:926a
199.145.146.107 0:0:0:0:0:ffff:c791:926b
199.145.146.108 0:0:0:0:0:ffff:c791:926c
199.145.146.109 0:0:0:0:0:ffff:c791:926d
199.145.146.110 0:0:0:0:0:ffff:c791:926e
199.145.146.111 0:0:0:0:0:ffff:c791:926f
199.145.146.112 0:0:0:0:0:ffff:c791:9270
199.145.146.113 0:0:0:0:0:ffff:c791:9271
199.145.146.114 0:0:0:0:0:ffff:c791:9272
199.145.146.115 0:0:0:0:0:ffff:c791:9273
199.145.146.116 0:0:0:0:0:ffff:c791:9274
199.145.146.117 0:0:0:0:0:ffff:c791:9275
199.145.146.118 0:0:0:0:0:ffff:c791:9276
199.145.146.119 0:0:0:0:0:ffff:c791:9277
199.145.146.120 0:0:0:0:0:ffff:c791:9278


199.145.146.121 0:0:0:0:0:ffff:c791:9279
199.145.146.122 0:0:0:0:0:ffff:c791:927a
199.145.146.123 0:0:0:0:0:ffff:c791:927b
199.145.146.124 0:0:0:0:0:ffff:c791:927c
199.145.146.125 0:0:0:0:0:ffff:c791:927d
199.145.146.126 0:0:0:0:0:ffff:c791:927e
199.145.146.127 0:0:0:0:0:ffff:c791:927f
199.145.146.128 0:0:0:0:0:ffff:c791:9280
199.145.146.129 0:0:0:0:0:ffff:c791:9281
199.145.146.130 0:0:0:0:0:ffff:c791:9282
199.145.146.131 0:0:0:0:0:ffff:c791:9283
199.145.146.132 0:0:0:0:0:ffff:c791:9284
199.145.146.133 0:0:0:0:0:ffff:c791:9285
199.145.146.134 0:0:0:0:0:ffff:c791:9286
199.145.146.135 0:0:0:0:0:ffff:c791:9287
199.145.146.136 0:0:0:0:0:ffff:c791:9288
199.145.146.137 0:0:0:0:0:ffff:c791:9289
199.145.146.138 0:0:0:0:0:ffff:c791:928a
199.145.146.139 0:0:0:0:0:ffff:c791:928b
199.145.146.140 0:0:0:0:0:ffff:c791:928c
199.145.146.141 0:0:0:0:0:ffff:c791:928d
199.145.146.142 0:0:0:0:0:ffff:c791:928e
199.145.146.143 0:0:0:0:0:ffff:c791:928f
199.145.146.144 0:0:0:0:0:ffff:c791:9290
199.145.146.145 0:0:0:0:0:ffff:c791:9291
199.145.146.146 0:0:0:0:0:ffff:c791:9292
199.145.146.147 0:0:0:0:0:ffff:c791:9293
199.145.146.148 0:0:0:0:0:ffff:c791:9294
199.145.146.149 0:0:0:0:0:ffff:c791:9295
199.145.146.150 0:0:0:0:0:ffff:c791:9296
199.145.146.151 0:0:0:0:0:ffff:c791:9297
199.145.146.152 0:0:0:0:0:ffff:c791:9298
199.145.146.153 0:0:0:0:0:ffff:c791:9299
199.145.146.154 0:0:0:0:0:ffff:c791:929a
199.145.146.155 0:0:0:0:0:ffff:c791:929b
199.145.146.156 0:0:0:0:0:ffff:c791:929c
199.145.146.157 0:0:0:0:0:ffff:c791:929d
199.145.146.158 0:0:0:0:0:ffff:c791:929e
199.145.146.159 0:0:0:0:0:ffff:c791:929f
199.145.146.160 0:0:0:0:0:ffff:c791:92a0
199.145.146.161 0:0:0:0:0:ffff:c791:92a1
199.145.146.162 0:0:0:0:0:ffff:c791:92a2
199.145.146.163 0:0:0:0:0:ffff:c791:92a3
199.145.146.164 0:0:0:0:0:ffff:c791:92a4
199.145.146.165 0:0:0:0:0:ffff:c791:92a5
199.145.146.166 0:0:0:0:0:ffff:c791:92a6
199.145.146.167 0:0:0:0:0:ffff:c791:92a7
199.145.146.168 0:0:0:0:0:ffff:c791:92a8
199.145.146.169 0:0:0:0:0:ffff:c791:92a9
199.145.146.170 0:0:0:0:0:ffff:c791:92aa
199.145.146.171 0:0:0:0:0:ffff:c791:92ab
199.145.146.172 0:0:0:0:0:ffff:c791:92ac
199.145.146.173 0:0:0:0:0:ffff:c791:92ad
199.145.146.174 0:0:0:0:0:ffff:c791:92ae
199.145.146.175 0:0:0:0:0:ffff:c791:92af
199.145.146.176 0:0:0:0:0:ffff:c791:92b0
199.145.146.177 0:0:0:0:0:ffff:c791:92b1
199.145.146.178 0:0:0:0:0:ffff:c791:92b2
199.145.146.179 0:0:0:0:0:ffff:c791:92b3
199.145.146.180 0:0:0:0:0:ffff:c791:92b4


199.145.146.181 0:0:0:0:0:ffff:c791:92b5
199.145.146.182 0:0:0:0:0:ffff:c791:92b6
199.145.146.183 0:0:0:0:0:ffff:c791:92b7
199.145.146.184 0:0:0:0:0:ffff:c791:92b8
199.145.146.185 0:0:0:0:0:ffff:c791:92b9
199.145.146.186 0:0:0:0:0:ffff:c791:92ba
199.145.146.187 0:0:0:0:0:ffff:c791:92bb
199.145.146.188 0:0:0:0:0:ffff:c791:92bc
199.145.146.189 0:0:0:0:0:ffff:c791:92bd
199.145.146.190 0:0:0:0:0:ffff:c791:92be
199.145.146.191 0:0:0:0:0:ffff:c791:92bf
199.145.146.192 0:0:0:0:0:ffff:c791:92c0
199.145.146.193 0:0:0:0:0:ffff:c791:92c1
199.145.146.194 0:0:0:0:0:ffff:c791:92c2
199.145.146.195 0:0:0:0:0:ffff:c791:92c3
199.145.146.196 0:0:0:0:0:ffff:c791:92c4
199.145.146.197 0:0:0:0:0:ffff:c791:92c5
199.145.146.198 0:0:0:0:0:ffff:c791:92c6
199.145.146.199 0:0:0:0:0:ffff:c791:92c7
199.145.146.200 0:0:0:0:0:ffff:c791:92c8
199.145.146.201 0:0:0:0:0:ffff:c791:92c9
199.145.146.202 0:0:0:0:0:ffff:c791:92ca
199.145.146.203 0:0:0:0:0:ffff:c791:92cb
199.145.146.204 0:0:0:0:0:ffff:c791:92cc
199.145.146.205 0:0:0:0:0:ffff:c791:92cd
199.145.146.206 0:0:0:0:0:ffff:c791:92ce
199.145.146.207 0:0:0:0:0:ffff:c791:92cf
199.145.146.208 0:0:0:0:0:ffff:c791:92d0
199.145.146.209 0:0:0:0:0:ffff:c791:92d1
199.145.146.210 0:0:0:0:0:ffff:c791:92d2
199.145.146.211 0:0:0:0:0:ffff:c791:92d3
199.145.146.212 0:0:0:0:0:ffff:c791:92d4
199.145.146.213 0:0:0:0:0:ffff:c791:92d5
199.145.146.214 0:0:0:0:0:ffff:c791:92d6
199.145.146.215 0:0:0:0:0:ffff:c791:92d7
199.145.146.216 0:0:0:0:0:ffff:c791:92d8
199.145.146.217 0:0:0:0:0:ffff:c791:92d9
199.145.146.218 0:0:0:0:0:ffff:c791:92da
199.145.146.219 0:0:0:0:0:ffff:c791:92db
199.145.146.220 0:0:0:0:0:ffff:c791:92dc
199.145.146.221 0:0:0:0:0:ffff:c791:92dd
199.145.146.222 0:0:0:0:0:ffff:c791:92de
199.145.146.223 0:0:0:0:0:ffff:c791:92df
199.145.146.224 0:0:0:0:0:ffff:c791:92e0
199.145.146.225 0:0:0:0:0:ffff:c791:92e1
199.145.146.226 0:0:0:0:0:ffff:c791:92e2
199.145.146.227 0:0:0:0:0:ffff:c791:92e3
199.145.146.228 0:0:0:0:0:ffff:c791:92e4
199.145.146.229 0:0:0:0:0:ffff:c791:92e5
199.145.146.230 0:0:0:0:0:ffff:c791:92e6
199.145.146.231 0:0:0:0:0:ffff:c791:92e7
199.145.146.232 0:0:0:0:0:ffff:c791:92e8
199.145.146.233 0:0:0:0:0:ffff:c791:92e9
199.145.146.234 0:0:0:0:0:ffff:c791:92ea
199.145.146.235 0:0:0:0:0:ffff:c791:92eb
199.145.146.236 0:0:0:0:0:ffff:c791:92ec
199.145.146.237 0:0:0:0:0:ffff:c791:92ed
199.145.146.238 0:0:0:0:0:ffff:c791:92ee
199.145.146.239 0:0:0:0:0:ffff:c791:92ef
199.145.146.240 0:0:0:0:0:ffff:c791:92f0
199.145.146.241 0:0:0:0:0:ffff:c791:92f1
199.145.146.242 0:0:0:0:0:ffff:c791:92f2
199.145.146.243 0:0:0:0:0:ffff:c791:92f3
199.145.146.244 0:0:0:0:0:ffff:c791:92f4
199.145.146.245 0:0:0:0:0:ffff:c791:92f5
199.145.146.246 0:0:0:0:0:ffff:c791:92f6
199.145.146.247 0:0:0:0:0:ffff:c791:92f7
199.145.146.248 0:0:0:0:0:ffff:c791:92f8
199.145.146.249 0:0:0:0:0:ffff:c791:92f9
199.145.146.250 0:0:0:0:0:ffff:c791:92fa
199.145.146.251 0:0:0:0:0:ffff:c791:92fb
199.145.146.252 0:0:0:0:0:ffff:c791:92fc
199.145.146.253 0:0:0:0:0:ffff:c791:92fd
199.145.146.254 0:0:0:0:0:ffff:c791:92fe
199.145.146.255 0:0:0:0:0:ffff:c791:92ff


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.