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
65.76.20.1 0:0:0:0:0:ffff:414c:1401
65.76.20.2 0:0:0:0:0:ffff:414c:1402
65.76.20.3 0:0:0:0:0:ffff:414c:1403
65.76.20.4 0:0:0:0:0:ffff:414c:1404
65.76.20.5 0:0:0:0:0:ffff:414c:1405
65.76.20.6 0:0:0:0:0:ffff:414c:1406
65.76.20.7 0:0:0:0:0:ffff:414c:1407
65.76.20.8 0:0:0:0:0:ffff:414c:1408
65.76.20.9 0:0:0:0:0:ffff:414c:1409
65.76.20.10 0:0:0:0:0:ffff:414c:140a
65.76.20.11 0:0:0:0:0:ffff:414c:140b
65.76.20.12 0:0:0:0:0:ffff:414c:140c
65.76.20.13 0:0:0:0:0:ffff:414c:140d
65.76.20.14 0:0:0:0:0:ffff:414c:140e
65.76.20.15 0:0:0:0:0:ffff:414c:140f
65.76.20.16 0:0:0:0:0:ffff:414c:1410
65.76.20.17 0:0:0:0:0:ffff:414c:1411
65.76.20.18 0:0:0:0:0:ffff:414c:1412
65.76.20.19 0:0:0:0:0:ffff:414c:1413
65.76.20.20 0:0:0:0:0:ffff:414c:1414
65.76.20.21 0:0:0:0:0:ffff:414c:1415
65.76.20.22 0:0:0:0:0:ffff:414c:1416
65.76.20.23 0:0:0:0:0:ffff:414c:1417
65.76.20.24 0:0:0:0:0:ffff:414c:1418
65.76.20.25 0:0:0:0:0:ffff:414c:1419
65.76.20.26 0:0:0:0:0:ffff:414c:141a
65.76.20.27 0:0:0:0:0:ffff:414c:141b
65.76.20.28 0:0:0:0:0:ffff:414c:141c
65.76.20.29 0:0:0:0:0:ffff:414c:141d
65.76.20.30 0:0:0:0:0:ffff:414c:141e
65.76.20.31 0:0:0:0:0:ffff:414c:141f
65.76.20.32 0:0:0:0:0:ffff:414c:1420
65.76.20.33 0:0:0:0:0:ffff:414c:1421
65.76.20.34 0:0:0:0:0:ffff:414c:1422
65.76.20.35 0:0:0:0:0:ffff:414c:1423
65.76.20.36 0:0:0:0:0:ffff:414c:1424
65.76.20.37 0:0:0:0:0:ffff:414c:1425
65.76.20.38 0:0:0:0:0:ffff:414c:1426
65.76.20.39 0:0:0:0:0:ffff:414c:1427
65.76.20.40 0:0:0:0:0:ffff:414c:1428
65.76.20.41 0:0:0:0:0:ffff:414c:1429
65.76.20.42 0:0:0:0:0:ffff:414c:142a
65.76.20.43 0:0:0:0:0:ffff:414c:142b
65.76.20.44 0:0:0:0:0:ffff:414c:142c
65.76.20.45 0:0:0:0:0:ffff:414c:142d
65.76.20.46 0:0:0:0:0:ffff:414c:142e
65.76.20.47 0:0:0:0:0:ffff:414c:142f
65.76.20.48 0:0:0:0:0:ffff:414c:1430
65.76.20.49 0:0:0:0:0:ffff:414c:1431
65.76.20.50 0:0:0:0:0:ffff:414c:1432
65.76.20.51 0:0:0:0:0:ffff:414c:1433
65.76.20.52 0:0:0:0:0:ffff:414c:1434
65.76.20.53 0:0:0:0:0:ffff:414c:1435
65.76.20.54 0:0:0:0:0:ffff:414c:1436
65.76.20.55 0:0:0:0:0:ffff:414c:1437
65.76.20.56 0:0:0:0:0:ffff:414c:1438
65.76.20.57 0:0:0:0:0:ffff:414c:1439
65.76.20.58 0:0:0:0:0:ffff:414c:143a
65.76.20.59 0:0:0:0:0:ffff:414c:143b
65.76.20.60 0:0:0:0:0:ffff:414c:143c


65.76.20.61 0:0:0:0:0:ffff:414c:143d
65.76.20.62 0:0:0:0:0:ffff:414c:143e
65.76.20.63 0:0:0:0:0:ffff:414c:143f
65.76.20.64 0:0:0:0:0:ffff:414c:1440
65.76.20.65 0:0:0:0:0:ffff:414c:1441
65.76.20.66 0:0:0:0:0:ffff:414c:1442
65.76.20.67 0:0:0:0:0:ffff:414c:1443
65.76.20.68 0:0:0:0:0:ffff:414c:1444
65.76.20.69 0:0:0:0:0:ffff:414c:1445
65.76.20.70 0:0:0:0:0:ffff:414c:1446
65.76.20.71 0:0:0:0:0:ffff:414c:1447
65.76.20.72 0:0:0:0:0:ffff:414c:1448
65.76.20.73 0:0:0:0:0:ffff:414c:1449
65.76.20.74 0:0:0:0:0:ffff:414c:144a
65.76.20.75 0:0:0:0:0:ffff:414c:144b
65.76.20.76 0:0:0:0:0:ffff:414c:144c
65.76.20.77 0:0:0:0:0:ffff:414c:144d
65.76.20.78 0:0:0:0:0:ffff:414c:144e
65.76.20.79 0:0:0:0:0:ffff:414c:144f
65.76.20.80 0:0:0:0:0:ffff:414c:1450
65.76.20.81 0:0:0:0:0:ffff:414c:1451
65.76.20.82 0:0:0:0:0:ffff:414c:1452
65.76.20.83 0:0:0:0:0:ffff:414c:1453
65.76.20.84 0:0:0:0:0:ffff:414c:1454
65.76.20.85 0:0:0:0:0:ffff:414c:1455
65.76.20.86 0:0:0:0:0:ffff:414c:1456
65.76.20.87 0:0:0:0:0:ffff:414c:1457
65.76.20.88 0:0:0:0:0:ffff:414c:1458
65.76.20.89 0:0:0:0:0:ffff:414c:1459
65.76.20.90 0:0:0:0:0:ffff:414c:145a
65.76.20.91 0:0:0:0:0:ffff:414c:145b
65.76.20.92 0:0:0:0:0:ffff:414c:145c
65.76.20.93 0:0:0:0:0:ffff:414c:145d
65.76.20.94 0:0:0:0:0:ffff:414c:145e
65.76.20.95 0:0:0:0:0:ffff:414c:145f
65.76.20.96 0:0:0:0:0:ffff:414c:1460
65.76.20.97 0:0:0:0:0:ffff:414c:1461
65.76.20.98 0:0:0:0:0:ffff:414c:1462
65.76.20.99 0:0:0:0:0:ffff:414c:1463
65.76.20.100 0:0:0:0:0:ffff:414c:1464
65.76.20.101 0:0:0:0:0:ffff:414c:1465
65.76.20.102 0:0:0:0:0:ffff:414c:1466
65.76.20.103 0:0:0:0:0:ffff:414c:1467
65.76.20.104 0:0:0:0:0:ffff:414c:1468
65.76.20.105 0:0:0:0:0:ffff:414c:1469
65.76.20.106 0:0:0:0:0:ffff:414c:146a
65.76.20.107 0:0:0:0:0:ffff:414c:146b
65.76.20.108 0:0:0:0:0:ffff:414c:146c
65.76.20.109 0:0:0:0:0:ffff:414c:146d
65.76.20.110 0:0:0:0:0:ffff:414c:146e
65.76.20.111 0:0:0:0:0:ffff:414c:146f
65.76.20.112 0:0:0:0:0:ffff:414c:1470
65.76.20.113 0:0:0:0:0:ffff:414c:1471
65.76.20.114 0:0:0:0:0:ffff:414c:1472
65.76.20.115 0:0:0:0:0:ffff:414c:1473
65.76.20.116 0:0:0:0:0:ffff:414c:1474
65.76.20.117 0:0:0:0:0:ffff:414c:1475
65.76.20.118 0:0:0:0:0:ffff:414c:1476
65.76.20.119 0:0:0:0:0:ffff:414c:1477
65.76.20.120 0:0:0:0:0:ffff:414c:1478


65.76.20.121 0:0:0:0:0:ffff:414c:1479
65.76.20.122 0:0:0:0:0:ffff:414c:147a
65.76.20.123 0:0:0:0:0:ffff:414c:147b
65.76.20.124 0:0:0:0:0:ffff:414c:147c
65.76.20.125 0:0:0:0:0:ffff:414c:147d
65.76.20.126 0:0:0:0:0:ffff:414c:147e
65.76.20.127 0:0:0:0:0:ffff:414c:147f
65.76.20.128 0:0:0:0:0:ffff:414c:1480
65.76.20.129 0:0:0:0:0:ffff:414c:1481
65.76.20.130 0:0:0:0:0:ffff:414c:1482
65.76.20.131 0:0:0:0:0:ffff:414c:1483
65.76.20.132 0:0:0:0:0:ffff:414c:1484
65.76.20.133 0:0:0:0:0:ffff:414c:1485
65.76.20.134 0:0:0:0:0:ffff:414c:1486
65.76.20.135 0:0:0:0:0:ffff:414c:1487
65.76.20.136 0:0:0:0:0:ffff:414c:1488
65.76.20.137 0:0:0:0:0:ffff:414c:1489
65.76.20.138 0:0:0:0:0:ffff:414c:148a
65.76.20.139 0:0:0:0:0:ffff:414c:148b
65.76.20.140 0:0:0:0:0:ffff:414c:148c
65.76.20.141 0:0:0:0:0:ffff:414c:148d
65.76.20.142 0:0:0:0:0:ffff:414c:148e
65.76.20.143 0:0:0:0:0:ffff:414c:148f
65.76.20.144 0:0:0:0:0:ffff:414c:1490
65.76.20.145 0:0:0:0:0:ffff:414c:1491
65.76.20.146 0:0:0:0:0:ffff:414c:1492
65.76.20.147 0:0:0:0:0:ffff:414c:1493
65.76.20.148 0:0:0:0:0:ffff:414c:1494
65.76.20.149 0:0:0:0:0:ffff:414c:1495
65.76.20.150 0:0:0:0:0:ffff:414c:1496
65.76.20.151 0:0:0:0:0:ffff:414c:1497
65.76.20.152 0:0:0:0:0:ffff:414c:1498
65.76.20.153 0:0:0:0:0:ffff:414c:1499
65.76.20.154 0:0:0:0:0:ffff:414c:149a
65.76.20.155 0:0:0:0:0:ffff:414c:149b
65.76.20.156 0:0:0:0:0:ffff:414c:149c
65.76.20.157 0:0:0:0:0:ffff:414c:149d
65.76.20.158 0:0:0:0:0:ffff:414c:149e
65.76.20.159 0:0:0:0:0:ffff:414c:149f
65.76.20.160 0:0:0:0:0:ffff:414c:14a0
65.76.20.161 0:0:0:0:0:ffff:414c:14a1
65.76.20.162 0:0:0:0:0:ffff:414c:14a2
65.76.20.163 0:0:0:0:0:ffff:414c:14a3
65.76.20.164 0:0:0:0:0:ffff:414c:14a4
65.76.20.165 0:0:0:0:0:ffff:414c:14a5
65.76.20.166 0:0:0:0:0:ffff:414c:14a6
65.76.20.167 0:0:0:0:0:ffff:414c:14a7
65.76.20.168 0:0:0:0:0:ffff:414c:14a8
65.76.20.169 0:0:0:0:0:ffff:414c:14a9
65.76.20.170 0:0:0:0:0:ffff:414c:14aa
65.76.20.171 0:0:0:0:0:ffff:414c:14ab
65.76.20.172 0:0:0:0:0:ffff:414c:14ac
65.76.20.173 0:0:0:0:0:ffff:414c:14ad
65.76.20.174 0:0:0:0:0:ffff:414c:14ae
65.76.20.175 0:0:0:0:0:ffff:414c:14af
65.76.20.176 0:0:0:0:0:ffff:414c:14b0
65.76.20.177 0:0:0:0:0:ffff:414c:14b1
65.76.20.178 0:0:0:0:0:ffff:414c:14b2
65.76.20.179 0:0:0:0:0:ffff:414c:14b3
65.76.20.180 0:0:0:0:0:ffff:414c:14b4


65.76.20.181 0:0:0:0:0:ffff:414c:14b5
65.76.20.182 0:0:0:0:0:ffff:414c:14b6
65.76.20.183 0:0:0:0:0:ffff:414c:14b7
65.76.20.184 0:0:0:0:0:ffff:414c:14b8
65.76.20.185 0:0:0:0:0:ffff:414c:14b9
65.76.20.186 0:0:0:0:0:ffff:414c:14ba
65.76.20.187 0:0:0:0:0:ffff:414c:14bb
65.76.20.188 0:0:0:0:0:ffff:414c:14bc
65.76.20.189 0:0:0:0:0:ffff:414c:14bd
65.76.20.190 0:0:0:0:0:ffff:414c:14be
65.76.20.191 0:0:0:0:0:ffff:414c:14bf
65.76.20.192 0:0:0:0:0:ffff:414c:14c0
65.76.20.193 0:0:0:0:0:ffff:414c:14c1
65.76.20.194 0:0:0:0:0:ffff:414c:14c2
65.76.20.195 0:0:0:0:0:ffff:414c:14c3
65.76.20.196 0:0:0:0:0:ffff:414c:14c4
65.76.20.197 0:0:0:0:0:ffff:414c:14c5
65.76.20.198 0:0:0:0:0:ffff:414c:14c6
65.76.20.199 0:0:0:0:0:ffff:414c:14c7
65.76.20.200 0:0:0:0:0:ffff:414c:14c8
65.76.20.201 0:0:0:0:0:ffff:414c:14c9
65.76.20.202 0:0:0:0:0:ffff:414c:14ca
65.76.20.203 0:0:0:0:0:ffff:414c:14cb
65.76.20.204 0:0:0:0:0:ffff:414c:14cc
65.76.20.205 0:0:0:0:0:ffff:414c:14cd
65.76.20.206 0:0:0:0:0:ffff:414c:14ce
65.76.20.207 0:0:0:0:0:ffff:414c:14cf
65.76.20.208 0:0:0:0:0:ffff:414c:14d0
65.76.20.209 0:0:0:0:0:ffff:414c:14d1
65.76.20.210 0:0:0:0:0:ffff:414c:14d2
65.76.20.211 0:0:0:0:0:ffff:414c:14d3
65.76.20.212 0:0:0:0:0:ffff:414c:14d4
65.76.20.213 0:0:0:0:0:ffff:414c:14d5
65.76.20.214 0:0:0:0:0:ffff:414c:14d6
65.76.20.215 0:0:0:0:0:ffff:414c:14d7
65.76.20.216 0:0:0:0:0:ffff:414c:14d8
65.76.20.217 0:0:0:0:0:ffff:414c:14d9
65.76.20.218 0:0:0:0:0:ffff:414c:14da
65.76.20.219 0:0:0:0:0:ffff:414c:14db
65.76.20.220 0:0:0:0:0:ffff:414c:14dc
65.76.20.221 0:0:0:0:0:ffff:414c:14dd
65.76.20.222 0:0:0:0:0:ffff:414c:14de
65.76.20.223 0:0:0:0:0:ffff:414c:14df
65.76.20.224 0:0:0:0:0:ffff:414c:14e0
65.76.20.225 0:0:0:0:0:ffff:414c:14e1
65.76.20.226 0:0:0:0:0:ffff:414c:14e2
65.76.20.227 0:0:0:0:0:ffff:414c:14e3
65.76.20.228 0:0:0:0:0:ffff:414c:14e4
65.76.20.229 0:0:0:0:0:ffff:414c:14e5
65.76.20.230 0:0:0:0:0:ffff:414c:14e6
65.76.20.231 0:0:0:0:0:ffff:414c:14e7
65.76.20.232 0:0:0:0:0:ffff:414c:14e8
65.76.20.233 0:0:0:0:0:ffff:414c:14e9
65.76.20.234 0:0:0:0:0:ffff:414c:14ea
65.76.20.235 0:0:0:0:0:ffff:414c:14eb
65.76.20.236 0:0:0:0:0:ffff:414c:14ec
65.76.20.237 0:0:0:0:0:ffff:414c:14ed
65.76.20.238 0:0:0:0:0:ffff:414c:14ee
65.76.20.239 0:0:0:0:0:ffff:414c:14ef
65.76.20.240 0:0:0:0:0:ffff:414c:14f0
65.76.20.241 0:0:0:0:0:ffff:414c:14f1
65.76.20.242 0:0:0:0:0:ffff:414c:14f2
65.76.20.243 0:0:0:0:0:ffff:414c:14f3
65.76.20.244 0:0:0:0:0:ffff:414c:14f4
65.76.20.245 0:0:0:0:0:ffff:414c:14f5
65.76.20.246 0:0:0:0:0:ffff:414c:14f6
65.76.20.247 0:0:0:0:0:ffff:414c:14f7
65.76.20.248 0:0:0:0:0:ffff:414c:14f8
65.76.20.249 0:0:0:0:0:ffff:414c:14f9
65.76.20.250 0:0:0:0:0:ffff:414c:14fa
65.76.20.251 0:0:0:0:0:ffff:414c:14fb
65.76.20.252 0:0:0:0:0:ffff:414c:14fc
65.76.20.253 0:0:0:0:0:ffff:414c:14fd
65.76.20.254 0:0:0:0:0:ffff:414c:14fe
65.76.20.255 0:0:0:0:0:ffff:414c:14ff


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.