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
37.153.19.1 0:0:0:0:0:ffff:2599:1301
37.153.19.2 0:0:0:0:0:ffff:2599:1302
37.153.19.3 0:0:0:0:0:ffff:2599:1303
37.153.19.4 0:0:0:0:0:ffff:2599:1304
37.153.19.5 0:0:0:0:0:ffff:2599:1305
37.153.19.6 0:0:0:0:0:ffff:2599:1306
37.153.19.7 0:0:0:0:0:ffff:2599:1307
37.153.19.8 0:0:0:0:0:ffff:2599:1308
37.153.19.9 0:0:0:0:0:ffff:2599:1309
37.153.19.10 0:0:0:0:0:ffff:2599:130a
37.153.19.11 0:0:0:0:0:ffff:2599:130b
37.153.19.12 0:0:0:0:0:ffff:2599:130c
37.153.19.13 0:0:0:0:0:ffff:2599:130d
37.153.19.14 0:0:0:0:0:ffff:2599:130e
37.153.19.15 0:0:0:0:0:ffff:2599:130f
37.153.19.16 0:0:0:0:0:ffff:2599:1310
37.153.19.17 0:0:0:0:0:ffff:2599:1311
37.153.19.18 0:0:0:0:0:ffff:2599:1312
37.153.19.19 0:0:0:0:0:ffff:2599:1313
37.153.19.20 0:0:0:0:0:ffff:2599:1314
37.153.19.21 0:0:0:0:0:ffff:2599:1315
37.153.19.22 0:0:0:0:0:ffff:2599:1316
37.153.19.23 0:0:0:0:0:ffff:2599:1317
37.153.19.24 0:0:0:0:0:ffff:2599:1318
37.153.19.25 0:0:0:0:0:ffff:2599:1319
37.153.19.26 0:0:0:0:0:ffff:2599:131a
37.153.19.27 0:0:0:0:0:ffff:2599:131b
37.153.19.28 0:0:0:0:0:ffff:2599:131c
37.153.19.29 0:0:0:0:0:ffff:2599:131d
37.153.19.30 0:0:0:0:0:ffff:2599:131e
37.153.19.31 0:0:0:0:0:ffff:2599:131f
37.153.19.32 0:0:0:0:0:ffff:2599:1320
37.153.19.33 0:0:0:0:0:ffff:2599:1321
37.153.19.34 0:0:0:0:0:ffff:2599:1322
37.153.19.35 0:0:0:0:0:ffff:2599:1323
37.153.19.36 0:0:0:0:0:ffff:2599:1324
37.153.19.37 0:0:0:0:0:ffff:2599:1325
37.153.19.38 0:0:0:0:0:ffff:2599:1326
37.153.19.39 0:0:0:0:0:ffff:2599:1327
37.153.19.40 0:0:0:0:0:ffff:2599:1328
37.153.19.41 0:0:0:0:0:ffff:2599:1329
37.153.19.42 0:0:0:0:0:ffff:2599:132a
37.153.19.43 0:0:0:0:0:ffff:2599:132b
37.153.19.44 0:0:0:0:0:ffff:2599:132c
37.153.19.45 0:0:0:0:0:ffff:2599:132d
37.153.19.46 0:0:0:0:0:ffff:2599:132e
37.153.19.47 0:0:0:0:0:ffff:2599:132f
37.153.19.48 0:0:0:0:0:ffff:2599:1330
37.153.19.49 0:0:0:0:0:ffff:2599:1331
37.153.19.50 0:0:0:0:0:ffff:2599:1332
37.153.19.51 0:0:0:0:0:ffff:2599:1333
37.153.19.52 0:0:0:0:0:ffff:2599:1334
37.153.19.53 0:0:0:0:0:ffff:2599:1335
37.153.19.54 0:0:0:0:0:ffff:2599:1336
37.153.19.55 0:0:0:0:0:ffff:2599:1337
37.153.19.56 0:0:0:0:0:ffff:2599:1338
37.153.19.57 0:0:0:0:0:ffff:2599:1339
37.153.19.58 0:0:0:0:0:ffff:2599:133a
37.153.19.59 0:0:0:0:0:ffff:2599:133b
37.153.19.60 0:0:0:0:0:ffff:2599:133c


37.153.19.61 0:0:0:0:0:ffff:2599:133d
37.153.19.62 0:0:0:0:0:ffff:2599:133e
37.153.19.63 0:0:0:0:0:ffff:2599:133f
37.153.19.64 0:0:0:0:0:ffff:2599:1340
37.153.19.65 0:0:0:0:0:ffff:2599:1341
37.153.19.66 0:0:0:0:0:ffff:2599:1342
37.153.19.67 0:0:0:0:0:ffff:2599:1343
37.153.19.68 0:0:0:0:0:ffff:2599:1344
37.153.19.69 0:0:0:0:0:ffff:2599:1345
37.153.19.70 0:0:0:0:0:ffff:2599:1346
37.153.19.71 0:0:0:0:0:ffff:2599:1347
37.153.19.72 0:0:0:0:0:ffff:2599:1348
37.153.19.73 0:0:0:0:0:ffff:2599:1349
37.153.19.74 0:0:0:0:0:ffff:2599:134a
37.153.19.75 0:0:0:0:0:ffff:2599:134b
37.153.19.76 0:0:0:0:0:ffff:2599:134c
37.153.19.77 0:0:0:0:0:ffff:2599:134d
37.153.19.78 0:0:0:0:0:ffff:2599:134e
37.153.19.79 0:0:0:0:0:ffff:2599:134f
37.153.19.80 0:0:0:0:0:ffff:2599:1350
37.153.19.81 0:0:0:0:0:ffff:2599:1351
37.153.19.82 0:0:0:0:0:ffff:2599:1352
37.153.19.83 0:0:0:0:0:ffff:2599:1353
37.153.19.84 0:0:0:0:0:ffff:2599:1354
37.153.19.85 0:0:0:0:0:ffff:2599:1355
37.153.19.86 0:0:0:0:0:ffff:2599:1356
37.153.19.87 0:0:0:0:0:ffff:2599:1357
37.153.19.88 0:0:0:0:0:ffff:2599:1358
37.153.19.89 0:0:0:0:0:ffff:2599:1359
37.153.19.90 0:0:0:0:0:ffff:2599:135a
37.153.19.91 0:0:0:0:0:ffff:2599:135b
37.153.19.92 0:0:0:0:0:ffff:2599:135c
37.153.19.93 0:0:0:0:0:ffff:2599:135d
37.153.19.94 0:0:0:0:0:ffff:2599:135e
37.153.19.95 0:0:0:0:0:ffff:2599:135f
37.153.19.96 0:0:0:0:0:ffff:2599:1360
37.153.19.97 0:0:0:0:0:ffff:2599:1361
37.153.19.98 0:0:0:0:0:ffff:2599:1362
37.153.19.99 0:0:0:0:0:ffff:2599:1363
37.153.19.100 0:0:0:0:0:ffff:2599:1364
37.153.19.101 0:0:0:0:0:ffff:2599:1365
37.153.19.102 0:0:0:0:0:ffff:2599:1366
37.153.19.103 0:0:0:0:0:ffff:2599:1367
37.153.19.104 0:0:0:0:0:ffff:2599:1368
37.153.19.105 0:0:0:0:0:ffff:2599:1369
37.153.19.106 0:0:0:0:0:ffff:2599:136a
37.153.19.107 0:0:0:0:0:ffff:2599:136b
37.153.19.108 0:0:0:0:0:ffff:2599:136c
37.153.19.109 0:0:0:0:0:ffff:2599:136d
37.153.19.110 0:0:0:0:0:ffff:2599:136e
37.153.19.111 0:0:0:0:0:ffff:2599:136f
37.153.19.112 0:0:0:0:0:ffff:2599:1370
37.153.19.113 0:0:0:0:0:ffff:2599:1371
37.153.19.114 0:0:0:0:0:ffff:2599:1372
37.153.19.115 0:0:0:0:0:ffff:2599:1373
37.153.19.116 0:0:0:0:0:ffff:2599:1374
37.153.19.117 0:0:0:0:0:ffff:2599:1375
37.153.19.118 0:0:0:0:0:ffff:2599:1376
37.153.19.119 0:0:0:0:0:ffff:2599:1377
37.153.19.120 0:0:0:0:0:ffff:2599:1378


37.153.19.121 0:0:0:0:0:ffff:2599:1379
37.153.19.122 0:0:0:0:0:ffff:2599:137a
37.153.19.123 0:0:0:0:0:ffff:2599:137b
37.153.19.124 0:0:0:0:0:ffff:2599:137c
37.153.19.125 0:0:0:0:0:ffff:2599:137d
37.153.19.126 0:0:0:0:0:ffff:2599:137e
37.153.19.127 0:0:0:0:0:ffff:2599:137f
37.153.19.128 0:0:0:0:0:ffff:2599:1380
37.153.19.129 0:0:0:0:0:ffff:2599:1381
37.153.19.130 0:0:0:0:0:ffff:2599:1382
37.153.19.131 0:0:0:0:0:ffff:2599:1383
37.153.19.132 0:0:0:0:0:ffff:2599:1384
37.153.19.133 0:0:0:0:0:ffff:2599:1385
37.153.19.134 0:0:0:0:0:ffff:2599:1386
37.153.19.135 0:0:0:0:0:ffff:2599:1387
37.153.19.136 0:0:0:0:0:ffff:2599:1388
37.153.19.137 0:0:0:0:0:ffff:2599:1389
37.153.19.138 0:0:0:0:0:ffff:2599:138a
37.153.19.139 0:0:0:0:0:ffff:2599:138b
37.153.19.140 0:0:0:0:0:ffff:2599:138c
37.153.19.141 0:0:0:0:0:ffff:2599:138d
37.153.19.142 0:0:0:0:0:ffff:2599:138e
37.153.19.143 0:0:0:0:0:ffff:2599:138f
37.153.19.144 0:0:0:0:0:ffff:2599:1390
37.153.19.145 0:0:0:0:0:ffff:2599:1391
37.153.19.146 0:0:0:0:0:ffff:2599:1392
37.153.19.147 0:0:0:0:0:ffff:2599:1393
37.153.19.148 0:0:0:0:0:ffff:2599:1394
37.153.19.149 0:0:0:0:0:ffff:2599:1395
37.153.19.150 0:0:0:0:0:ffff:2599:1396
37.153.19.151 0:0:0:0:0:ffff:2599:1397
37.153.19.152 0:0:0:0:0:ffff:2599:1398
37.153.19.153 0:0:0:0:0:ffff:2599:1399
37.153.19.154 0:0:0:0:0:ffff:2599:139a
37.153.19.155 0:0:0:0:0:ffff:2599:139b
37.153.19.156 0:0:0:0:0:ffff:2599:139c
37.153.19.157 0:0:0:0:0:ffff:2599:139d
37.153.19.158 0:0:0:0:0:ffff:2599:139e
37.153.19.159 0:0:0:0:0:ffff:2599:139f
37.153.19.160 0:0:0:0:0:ffff:2599:13a0
37.153.19.161 0:0:0:0:0:ffff:2599:13a1
37.153.19.162 0:0:0:0:0:ffff:2599:13a2
37.153.19.163 0:0:0:0:0:ffff:2599:13a3
37.153.19.164 0:0:0:0:0:ffff:2599:13a4
37.153.19.165 0:0:0:0:0:ffff:2599:13a5
37.153.19.166 0:0:0:0:0:ffff:2599:13a6
37.153.19.167 0:0:0:0:0:ffff:2599:13a7
37.153.19.168 0:0:0:0:0:ffff:2599:13a8
37.153.19.169 0:0:0:0:0:ffff:2599:13a9
37.153.19.170 0:0:0:0:0:ffff:2599:13aa
37.153.19.171 0:0:0:0:0:ffff:2599:13ab
37.153.19.172 0:0:0:0:0:ffff:2599:13ac
37.153.19.173 0:0:0:0:0:ffff:2599:13ad
37.153.19.174 0:0:0:0:0:ffff:2599:13ae
37.153.19.175 0:0:0:0:0:ffff:2599:13af
37.153.19.176 0:0:0:0:0:ffff:2599:13b0
37.153.19.177 0:0:0:0:0:ffff:2599:13b1
37.153.19.178 0:0:0:0:0:ffff:2599:13b2
37.153.19.179 0:0:0:0:0:ffff:2599:13b3
37.153.19.180 0:0:0:0:0:ffff:2599:13b4


37.153.19.181 0:0:0:0:0:ffff:2599:13b5
37.153.19.182 0:0:0:0:0:ffff:2599:13b6
37.153.19.183 0:0:0:0:0:ffff:2599:13b7
37.153.19.184 0:0:0:0:0:ffff:2599:13b8
37.153.19.185 0:0:0:0:0:ffff:2599:13b9
37.153.19.186 0:0:0:0:0:ffff:2599:13ba
37.153.19.187 0:0:0:0:0:ffff:2599:13bb
37.153.19.188 0:0:0:0:0:ffff:2599:13bc
37.153.19.189 0:0:0:0:0:ffff:2599:13bd
37.153.19.190 0:0:0:0:0:ffff:2599:13be
37.153.19.191 0:0:0:0:0:ffff:2599:13bf
37.153.19.192 0:0:0:0:0:ffff:2599:13c0
37.153.19.193 0:0:0:0:0:ffff:2599:13c1
37.153.19.194 0:0:0:0:0:ffff:2599:13c2
37.153.19.195 0:0:0:0:0:ffff:2599:13c3
37.153.19.196 0:0:0:0:0:ffff:2599:13c4
37.153.19.197 0:0:0:0:0:ffff:2599:13c5
37.153.19.198 0:0:0:0:0:ffff:2599:13c6
37.153.19.199 0:0:0:0:0:ffff:2599:13c7
37.153.19.200 0:0:0:0:0:ffff:2599:13c8
37.153.19.201 0:0:0:0:0:ffff:2599:13c9
37.153.19.202 0:0:0:0:0:ffff:2599:13ca
37.153.19.203 0:0:0:0:0:ffff:2599:13cb
37.153.19.204 0:0:0:0:0:ffff:2599:13cc
37.153.19.205 0:0:0:0:0:ffff:2599:13cd
37.153.19.206 0:0:0:0:0:ffff:2599:13ce
37.153.19.207 0:0:0:0:0:ffff:2599:13cf
37.153.19.208 0:0:0:0:0:ffff:2599:13d0
37.153.19.209 0:0:0:0:0:ffff:2599:13d1
37.153.19.210 0:0:0:0:0:ffff:2599:13d2
37.153.19.211 0:0:0:0:0:ffff:2599:13d3
37.153.19.212 0:0:0:0:0:ffff:2599:13d4
37.153.19.213 0:0:0:0:0:ffff:2599:13d5
37.153.19.214 0:0:0:0:0:ffff:2599:13d6
37.153.19.215 0:0:0:0:0:ffff:2599:13d7
37.153.19.216 0:0:0:0:0:ffff:2599:13d8
37.153.19.217 0:0:0:0:0:ffff:2599:13d9
37.153.19.218 0:0:0:0:0:ffff:2599:13da
37.153.19.219 0:0:0:0:0:ffff:2599:13db
37.153.19.220 0:0:0:0:0:ffff:2599:13dc
37.153.19.221 0:0:0:0:0:ffff:2599:13dd
37.153.19.222 0:0:0:0:0:ffff:2599:13de
37.153.19.223 0:0:0:0:0:ffff:2599:13df
37.153.19.224 0:0:0:0:0:ffff:2599:13e0
37.153.19.225 0:0:0:0:0:ffff:2599:13e1
37.153.19.226 0:0:0:0:0:ffff:2599:13e2
37.153.19.227 0:0:0:0:0:ffff:2599:13e3
37.153.19.228 0:0:0:0:0:ffff:2599:13e4
37.153.19.229 0:0:0:0:0:ffff:2599:13e5
37.153.19.230 0:0:0:0:0:ffff:2599:13e6
37.153.19.231 0:0:0:0:0:ffff:2599:13e7
37.153.19.232 0:0:0:0:0:ffff:2599:13e8
37.153.19.233 0:0:0:0:0:ffff:2599:13e9
37.153.19.234 0:0:0:0:0:ffff:2599:13ea
37.153.19.235 0:0:0:0:0:ffff:2599:13eb
37.153.19.236 0:0:0:0:0:ffff:2599:13ec
37.153.19.237 0:0:0:0:0:ffff:2599:13ed
37.153.19.238 0:0:0:0:0:ffff:2599:13ee
37.153.19.239 0:0:0:0:0:ffff:2599:13ef
37.153.19.240 0:0:0:0:0:ffff:2599:13f0
37.153.19.241 0:0:0:0:0:ffff:2599:13f1
37.153.19.242 0:0:0:0:0:ffff:2599:13f2
37.153.19.243 0:0:0:0:0:ffff:2599:13f3
37.153.19.244 0:0:0:0:0:ffff:2599:13f4
37.153.19.245 0:0:0:0:0:ffff:2599:13f5
37.153.19.246 0:0:0:0:0:ffff:2599:13f6
37.153.19.247 0:0:0:0:0:ffff:2599:13f7
37.153.19.248 0:0:0:0:0:ffff:2599:13f8
37.153.19.249 0:0:0:0:0:ffff:2599:13f9
37.153.19.250 0:0:0:0:0:ffff:2599:13fa
37.153.19.251 0:0:0:0:0:ffff:2599:13fb
37.153.19.252 0:0:0:0:0:ffff:2599:13fc
37.153.19.253 0:0:0:0:0:ffff:2599:13fd
37.153.19.254 0:0:0:0:0:ffff:2599:13fe
37.153.19.255 0:0:0:0:0:ffff:2599:13ff


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.