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
203.160.18.1 0:0:0:0:0:ffff:cba0:1201
203.160.18.2 0:0:0:0:0:ffff:cba0:1202
203.160.18.3 0:0:0:0:0:ffff:cba0:1203
203.160.18.4 0:0:0:0:0:ffff:cba0:1204
203.160.18.5 0:0:0:0:0:ffff:cba0:1205
203.160.18.6 0:0:0:0:0:ffff:cba0:1206
203.160.18.7 0:0:0:0:0:ffff:cba0:1207
203.160.18.8 0:0:0:0:0:ffff:cba0:1208
203.160.18.9 0:0:0:0:0:ffff:cba0:1209
203.160.18.10 0:0:0:0:0:ffff:cba0:120a
203.160.18.11 0:0:0:0:0:ffff:cba0:120b
203.160.18.12 0:0:0:0:0:ffff:cba0:120c
203.160.18.13 0:0:0:0:0:ffff:cba0:120d
203.160.18.14 0:0:0:0:0:ffff:cba0:120e
203.160.18.15 0:0:0:0:0:ffff:cba0:120f
203.160.18.16 0:0:0:0:0:ffff:cba0:1210
203.160.18.17 0:0:0:0:0:ffff:cba0:1211
203.160.18.18 0:0:0:0:0:ffff:cba0:1212
203.160.18.19 0:0:0:0:0:ffff:cba0:1213
203.160.18.20 0:0:0:0:0:ffff:cba0:1214
203.160.18.21 0:0:0:0:0:ffff:cba0:1215
203.160.18.22 0:0:0:0:0:ffff:cba0:1216
203.160.18.23 0:0:0:0:0:ffff:cba0:1217
203.160.18.24 0:0:0:0:0:ffff:cba0:1218
203.160.18.25 0:0:0:0:0:ffff:cba0:1219
203.160.18.26 0:0:0:0:0:ffff:cba0:121a
203.160.18.27 0:0:0:0:0:ffff:cba0:121b
203.160.18.28 0:0:0:0:0:ffff:cba0:121c
203.160.18.29 0:0:0:0:0:ffff:cba0:121d
203.160.18.30 0:0:0:0:0:ffff:cba0:121e
203.160.18.31 0:0:0:0:0:ffff:cba0:121f
203.160.18.32 0:0:0:0:0:ffff:cba0:1220
203.160.18.33 0:0:0:0:0:ffff:cba0:1221
203.160.18.34 0:0:0:0:0:ffff:cba0:1222
203.160.18.35 0:0:0:0:0:ffff:cba0:1223
203.160.18.36 0:0:0:0:0:ffff:cba0:1224
203.160.18.37 0:0:0:0:0:ffff:cba0:1225
203.160.18.38 0:0:0:0:0:ffff:cba0:1226
203.160.18.39 0:0:0:0:0:ffff:cba0:1227
203.160.18.40 0:0:0:0:0:ffff:cba0:1228
203.160.18.41 0:0:0:0:0:ffff:cba0:1229
203.160.18.42 0:0:0:0:0:ffff:cba0:122a
203.160.18.43 0:0:0:0:0:ffff:cba0:122b
203.160.18.44 0:0:0:0:0:ffff:cba0:122c
203.160.18.45 0:0:0:0:0:ffff:cba0:122d
203.160.18.46 0:0:0:0:0:ffff:cba0:122e
203.160.18.47 0:0:0:0:0:ffff:cba0:122f
203.160.18.48 0:0:0:0:0:ffff:cba0:1230
203.160.18.49 0:0:0:0:0:ffff:cba0:1231
203.160.18.50 0:0:0:0:0:ffff:cba0:1232
203.160.18.51 0:0:0:0:0:ffff:cba0:1233
203.160.18.52 0:0:0:0:0:ffff:cba0:1234
203.160.18.53 0:0:0:0:0:ffff:cba0:1235
203.160.18.54 0:0:0:0:0:ffff:cba0:1236
203.160.18.55 0:0:0:0:0:ffff:cba0:1237
203.160.18.56 0:0:0:0:0:ffff:cba0:1238
203.160.18.57 0:0:0:0:0:ffff:cba0:1239
203.160.18.58 0:0:0:0:0:ffff:cba0:123a
203.160.18.59 0:0:0:0:0:ffff:cba0:123b
203.160.18.60 0:0:0:0:0:ffff:cba0:123c


203.160.18.61 0:0:0:0:0:ffff:cba0:123d
203.160.18.62 0:0:0:0:0:ffff:cba0:123e
203.160.18.63 0:0:0:0:0:ffff:cba0:123f
203.160.18.64 0:0:0:0:0:ffff:cba0:1240
203.160.18.65 0:0:0:0:0:ffff:cba0:1241
203.160.18.66 0:0:0:0:0:ffff:cba0:1242
203.160.18.67 0:0:0:0:0:ffff:cba0:1243
203.160.18.68 0:0:0:0:0:ffff:cba0:1244
203.160.18.69 0:0:0:0:0:ffff:cba0:1245
203.160.18.70 0:0:0:0:0:ffff:cba0:1246
203.160.18.71 0:0:0:0:0:ffff:cba0:1247
203.160.18.72 0:0:0:0:0:ffff:cba0:1248
203.160.18.73 0:0:0:0:0:ffff:cba0:1249
203.160.18.74 0:0:0:0:0:ffff:cba0:124a
203.160.18.75 0:0:0:0:0:ffff:cba0:124b
203.160.18.76 0:0:0:0:0:ffff:cba0:124c
203.160.18.77 0:0:0:0:0:ffff:cba0:124d
203.160.18.78 0:0:0:0:0:ffff:cba0:124e
203.160.18.79 0:0:0:0:0:ffff:cba0:124f
203.160.18.80 0:0:0:0:0:ffff:cba0:1250
203.160.18.81 0:0:0:0:0:ffff:cba0:1251
203.160.18.82 0:0:0:0:0:ffff:cba0:1252
203.160.18.83 0:0:0:0:0:ffff:cba0:1253
203.160.18.84 0:0:0:0:0:ffff:cba0:1254
203.160.18.85 0:0:0:0:0:ffff:cba0:1255
203.160.18.86 0:0:0:0:0:ffff:cba0:1256
203.160.18.87 0:0:0:0:0:ffff:cba0:1257
203.160.18.88 0:0:0:0:0:ffff:cba0:1258
203.160.18.89 0:0:0:0:0:ffff:cba0:1259
203.160.18.90 0:0:0:0:0:ffff:cba0:125a
203.160.18.91 0:0:0:0:0:ffff:cba0:125b
203.160.18.92 0:0:0:0:0:ffff:cba0:125c
203.160.18.93 0:0:0:0:0:ffff:cba0:125d
203.160.18.94 0:0:0:0:0:ffff:cba0:125e
203.160.18.95 0:0:0:0:0:ffff:cba0:125f
203.160.18.96 0:0:0:0:0:ffff:cba0:1260
203.160.18.97 0:0:0:0:0:ffff:cba0:1261
203.160.18.98 0:0:0:0:0:ffff:cba0:1262
203.160.18.99 0:0:0:0:0:ffff:cba0:1263
203.160.18.100 0:0:0:0:0:ffff:cba0:1264
203.160.18.101 0:0:0:0:0:ffff:cba0:1265
203.160.18.102 0:0:0:0:0:ffff:cba0:1266
203.160.18.103 0:0:0:0:0:ffff:cba0:1267
203.160.18.104 0:0:0:0:0:ffff:cba0:1268
203.160.18.105 0:0:0:0:0:ffff:cba0:1269
203.160.18.106 0:0:0:0:0:ffff:cba0:126a
203.160.18.107 0:0:0:0:0:ffff:cba0:126b
203.160.18.108 0:0:0:0:0:ffff:cba0:126c
203.160.18.109 0:0:0:0:0:ffff:cba0:126d
203.160.18.110 0:0:0:0:0:ffff:cba0:126e
203.160.18.111 0:0:0:0:0:ffff:cba0:126f
203.160.18.112 0:0:0:0:0:ffff:cba0:1270
203.160.18.113 0:0:0:0:0:ffff:cba0:1271
203.160.18.114 0:0:0:0:0:ffff:cba0:1272
203.160.18.115 0:0:0:0:0:ffff:cba0:1273
203.160.18.116 0:0:0:0:0:ffff:cba0:1274
203.160.18.117 0:0:0:0:0:ffff:cba0:1275
203.160.18.118 0:0:0:0:0:ffff:cba0:1276
203.160.18.119 0:0:0:0:0:ffff:cba0:1277
203.160.18.120 0:0:0:0:0:ffff:cba0:1278


203.160.18.121 0:0:0:0:0:ffff:cba0:1279
203.160.18.122 0:0:0:0:0:ffff:cba0:127a
203.160.18.123 0:0:0:0:0:ffff:cba0:127b
203.160.18.124 0:0:0:0:0:ffff:cba0:127c
203.160.18.125 0:0:0:0:0:ffff:cba0:127d
203.160.18.126 0:0:0:0:0:ffff:cba0:127e
203.160.18.127 0:0:0:0:0:ffff:cba0:127f
203.160.18.128 0:0:0:0:0:ffff:cba0:1280
203.160.18.129 0:0:0:0:0:ffff:cba0:1281
203.160.18.130 0:0:0:0:0:ffff:cba0:1282
203.160.18.131 0:0:0:0:0:ffff:cba0:1283
203.160.18.132 0:0:0:0:0:ffff:cba0:1284
203.160.18.133 0:0:0:0:0:ffff:cba0:1285
203.160.18.134 0:0:0:0:0:ffff:cba0:1286
203.160.18.135 0:0:0:0:0:ffff:cba0:1287
203.160.18.136 0:0:0:0:0:ffff:cba0:1288
203.160.18.137 0:0:0:0:0:ffff:cba0:1289
203.160.18.138 0:0:0:0:0:ffff:cba0:128a
203.160.18.139 0:0:0:0:0:ffff:cba0:128b
203.160.18.140 0:0:0:0:0:ffff:cba0:128c
203.160.18.141 0:0:0:0:0:ffff:cba0:128d
203.160.18.142 0:0:0:0:0:ffff:cba0:128e
203.160.18.143 0:0:0:0:0:ffff:cba0:128f
203.160.18.144 0:0:0:0:0:ffff:cba0:1290
203.160.18.145 0:0:0:0:0:ffff:cba0:1291
203.160.18.146 0:0:0:0:0:ffff:cba0:1292
203.160.18.147 0:0:0:0:0:ffff:cba0:1293
203.160.18.148 0:0:0:0:0:ffff:cba0:1294
203.160.18.149 0:0:0:0:0:ffff:cba0:1295
203.160.18.150 0:0:0:0:0:ffff:cba0:1296
203.160.18.151 0:0:0:0:0:ffff:cba0:1297
203.160.18.152 0:0:0:0:0:ffff:cba0:1298
203.160.18.153 0:0:0:0:0:ffff:cba0:1299
203.160.18.154 0:0:0:0:0:ffff:cba0:129a
203.160.18.155 0:0:0:0:0:ffff:cba0:129b
203.160.18.156 0:0:0:0:0:ffff:cba0:129c
203.160.18.157 0:0:0:0:0:ffff:cba0:129d
203.160.18.158 0:0:0:0:0:ffff:cba0:129e
203.160.18.159 0:0:0:0:0:ffff:cba0:129f
203.160.18.160 0:0:0:0:0:ffff:cba0:12a0
203.160.18.161 0:0:0:0:0:ffff:cba0:12a1
203.160.18.162 0:0:0:0:0:ffff:cba0:12a2
203.160.18.163 0:0:0:0:0:ffff:cba0:12a3
203.160.18.164 0:0:0:0:0:ffff:cba0:12a4
203.160.18.165 0:0:0:0:0:ffff:cba0:12a5
203.160.18.166 0:0:0:0:0:ffff:cba0:12a6
203.160.18.167 0:0:0:0:0:ffff:cba0:12a7
203.160.18.168 0:0:0:0:0:ffff:cba0:12a8
203.160.18.169 0:0:0:0:0:ffff:cba0:12a9
203.160.18.170 0:0:0:0:0:ffff:cba0:12aa
203.160.18.171 0:0:0:0:0:ffff:cba0:12ab
203.160.18.172 0:0:0:0:0:ffff:cba0:12ac
203.160.18.173 0:0:0:0:0:ffff:cba0:12ad
203.160.18.174 0:0:0:0:0:ffff:cba0:12ae
203.160.18.175 0:0:0:0:0:ffff:cba0:12af
203.160.18.176 0:0:0:0:0:ffff:cba0:12b0
203.160.18.177 0:0:0:0:0:ffff:cba0:12b1
203.160.18.178 0:0:0:0:0:ffff:cba0:12b2
203.160.18.179 0:0:0:0:0:ffff:cba0:12b3
203.160.18.180 0:0:0:0:0:ffff:cba0:12b4


203.160.18.181 0:0:0:0:0:ffff:cba0:12b5
203.160.18.182 0:0:0:0:0:ffff:cba0:12b6
203.160.18.183 0:0:0:0:0:ffff:cba0:12b7
203.160.18.184 0:0:0:0:0:ffff:cba0:12b8
203.160.18.185 0:0:0:0:0:ffff:cba0:12b9
203.160.18.186 0:0:0:0:0:ffff:cba0:12ba
203.160.18.187 0:0:0:0:0:ffff:cba0:12bb
203.160.18.188 0:0:0:0:0:ffff:cba0:12bc
203.160.18.189 0:0:0:0:0:ffff:cba0:12bd
203.160.18.190 0:0:0:0:0:ffff:cba0:12be
203.160.18.191 0:0:0:0:0:ffff:cba0:12bf
203.160.18.192 0:0:0:0:0:ffff:cba0:12c0
203.160.18.193 0:0:0:0:0:ffff:cba0:12c1
203.160.18.194 0:0:0:0:0:ffff:cba0:12c2
203.160.18.195 0:0:0:0:0:ffff:cba0:12c3
203.160.18.196 0:0:0:0:0:ffff:cba0:12c4
203.160.18.197 0:0:0:0:0:ffff:cba0:12c5
203.160.18.198 0:0:0:0:0:ffff:cba0:12c6
203.160.18.199 0:0:0:0:0:ffff:cba0:12c7
203.160.18.200 0:0:0:0:0:ffff:cba0:12c8
203.160.18.201 0:0:0:0:0:ffff:cba0:12c9
203.160.18.202 0:0:0:0:0:ffff:cba0:12ca
203.160.18.203 0:0:0:0:0:ffff:cba0:12cb
203.160.18.204 0:0:0:0:0:ffff:cba0:12cc
203.160.18.205 0:0:0:0:0:ffff:cba0:12cd
203.160.18.206 0:0:0:0:0:ffff:cba0:12ce
203.160.18.207 0:0:0:0:0:ffff:cba0:12cf
203.160.18.208 0:0:0:0:0:ffff:cba0:12d0
203.160.18.209 0:0:0:0:0:ffff:cba0:12d1
203.160.18.210 0:0:0:0:0:ffff:cba0:12d2
203.160.18.211 0:0:0:0:0:ffff:cba0:12d3
203.160.18.212 0:0:0:0:0:ffff:cba0:12d4
203.160.18.213 0:0:0:0:0:ffff:cba0:12d5
203.160.18.214 0:0:0:0:0:ffff:cba0:12d6
203.160.18.215 0:0:0:0:0:ffff:cba0:12d7
203.160.18.216 0:0:0:0:0:ffff:cba0:12d8
203.160.18.217 0:0:0:0:0:ffff:cba0:12d9
203.160.18.218 0:0:0:0:0:ffff:cba0:12da
203.160.18.219 0:0:0:0:0:ffff:cba0:12db
203.160.18.220 0:0:0:0:0:ffff:cba0:12dc
203.160.18.221 0:0:0:0:0:ffff:cba0:12dd
203.160.18.222 0:0:0:0:0:ffff:cba0:12de
203.160.18.223 0:0:0:0:0:ffff:cba0:12df
203.160.18.224 0:0:0:0:0:ffff:cba0:12e0
203.160.18.225 0:0:0:0:0:ffff:cba0:12e1
203.160.18.226 0:0:0:0:0:ffff:cba0:12e2
203.160.18.227 0:0:0:0:0:ffff:cba0:12e3
203.160.18.228 0:0:0:0:0:ffff:cba0:12e4
203.160.18.229 0:0:0:0:0:ffff:cba0:12e5
203.160.18.230 0:0:0:0:0:ffff:cba0:12e6
203.160.18.231 0:0:0:0:0:ffff:cba0:12e7
203.160.18.232 0:0:0:0:0:ffff:cba0:12e8
203.160.18.233 0:0:0:0:0:ffff:cba0:12e9
203.160.18.234 0:0:0:0:0:ffff:cba0:12ea
203.160.18.235 0:0:0:0:0:ffff:cba0:12eb
203.160.18.236 0:0:0:0:0:ffff:cba0:12ec
203.160.18.237 0:0:0:0:0:ffff:cba0:12ed
203.160.18.238 0:0:0:0:0:ffff:cba0:12ee
203.160.18.239 0:0:0:0:0:ffff:cba0:12ef
203.160.18.240 0:0:0:0:0:ffff:cba0:12f0
203.160.18.241 0:0:0:0:0:ffff:cba0:12f1
203.160.18.242 0:0:0:0:0:ffff:cba0:12f2
203.160.18.243 0:0:0:0:0:ffff:cba0:12f3
203.160.18.244 0:0:0:0:0:ffff:cba0:12f4
203.160.18.245 0:0:0:0:0:ffff:cba0:12f5
203.160.18.246 0:0:0:0:0:ffff:cba0:12f6
203.160.18.247 0:0:0:0:0:ffff:cba0:12f7
203.160.18.248 0:0:0:0:0:ffff:cba0:12f8
203.160.18.249 0:0:0:0:0:ffff:cba0:12f9
203.160.18.250 0:0:0:0:0:ffff:cba0:12fa
203.160.18.251 0:0:0:0:0:ffff:cba0:12fb
203.160.18.252 0:0:0:0:0:ffff:cba0:12fc
203.160.18.253 0:0:0:0:0:ffff:cba0:12fd
203.160.18.254 0:0:0:0:0:ffff:cba0:12fe
203.160.18.255 0:0:0:0:0:ffff:cba0:12ff


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.