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
165.77.4.1 0:0:0:0:0:ffff:a54d:401
165.77.4.2 0:0:0:0:0:ffff:a54d:402
165.77.4.3 0:0:0:0:0:ffff:a54d:403
165.77.4.4 0:0:0:0:0:ffff:a54d:404
165.77.4.5 0:0:0:0:0:ffff:a54d:405
165.77.4.6 0:0:0:0:0:ffff:a54d:406
165.77.4.7 0:0:0:0:0:ffff:a54d:407
165.77.4.8 0:0:0:0:0:ffff:a54d:408
165.77.4.9 0:0:0:0:0:ffff:a54d:409
165.77.4.10 0:0:0:0:0:ffff:a54d:40a
165.77.4.11 0:0:0:0:0:ffff:a54d:40b
165.77.4.12 0:0:0:0:0:ffff:a54d:40c
165.77.4.13 0:0:0:0:0:ffff:a54d:40d
165.77.4.14 0:0:0:0:0:ffff:a54d:40e
165.77.4.15 0:0:0:0:0:ffff:a54d:40f
165.77.4.16 0:0:0:0:0:ffff:a54d:410
165.77.4.17 0:0:0:0:0:ffff:a54d:411
165.77.4.18 0:0:0:0:0:ffff:a54d:412
165.77.4.19 0:0:0:0:0:ffff:a54d:413
165.77.4.20 0:0:0:0:0:ffff:a54d:414
165.77.4.21 0:0:0:0:0:ffff:a54d:415
165.77.4.22 0:0:0:0:0:ffff:a54d:416
165.77.4.23 0:0:0:0:0:ffff:a54d:417
165.77.4.24 0:0:0:0:0:ffff:a54d:418
165.77.4.25 0:0:0:0:0:ffff:a54d:419
165.77.4.26 0:0:0:0:0:ffff:a54d:41a
165.77.4.27 0:0:0:0:0:ffff:a54d:41b
165.77.4.28 0:0:0:0:0:ffff:a54d:41c
165.77.4.29 0:0:0:0:0:ffff:a54d:41d
165.77.4.30 0:0:0:0:0:ffff:a54d:41e
165.77.4.31 0:0:0:0:0:ffff:a54d:41f
165.77.4.32 0:0:0:0:0:ffff:a54d:420
165.77.4.33 0:0:0:0:0:ffff:a54d:421
165.77.4.34 0:0:0:0:0:ffff:a54d:422
165.77.4.35 0:0:0:0:0:ffff:a54d:423
165.77.4.36 0:0:0:0:0:ffff:a54d:424
165.77.4.37 0:0:0:0:0:ffff:a54d:425
165.77.4.38 0:0:0:0:0:ffff:a54d:426
165.77.4.39 0:0:0:0:0:ffff:a54d:427
165.77.4.40 0:0:0:0:0:ffff:a54d:428
165.77.4.41 0:0:0:0:0:ffff:a54d:429
165.77.4.42 0:0:0:0:0:ffff:a54d:42a
165.77.4.43 0:0:0:0:0:ffff:a54d:42b
165.77.4.44 0:0:0:0:0:ffff:a54d:42c
165.77.4.45 0:0:0:0:0:ffff:a54d:42d
165.77.4.46 0:0:0:0:0:ffff:a54d:42e
165.77.4.47 0:0:0:0:0:ffff:a54d:42f
165.77.4.48 0:0:0:0:0:ffff:a54d:430
165.77.4.49 0:0:0:0:0:ffff:a54d:431
165.77.4.50 0:0:0:0:0:ffff:a54d:432
165.77.4.51 0:0:0:0:0:ffff:a54d:433
165.77.4.52 0:0:0:0:0:ffff:a54d:434
165.77.4.53 0:0:0:0:0:ffff:a54d:435
165.77.4.54 0:0:0:0:0:ffff:a54d:436
165.77.4.55 0:0:0:0:0:ffff:a54d:437
165.77.4.56 0:0:0:0:0:ffff:a54d:438
165.77.4.57 0:0:0:0:0:ffff:a54d:439
165.77.4.58 0:0:0:0:0:ffff:a54d:43a
165.77.4.59 0:0:0:0:0:ffff:a54d:43b
165.77.4.60 0:0:0:0:0:ffff:a54d:43c


165.77.4.61 0:0:0:0:0:ffff:a54d:43d
165.77.4.62 0:0:0:0:0:ffff:a54d:43e
165.77.4.63 0:0:0:0:0:ffff:a54d:43f
165.77.4.64 0:0:0:0:0:ffff:a54d:440
165.77.4.65 0:0:0:0:0:ffff:a54d:441
165.77.4.66 0:0:0:0:0:ffff:a54d:442
165.77.4.67 0:0:0:0:0:ffff:a54d:443
165.77.4.68 0:0:0:0:0:ffff:a54d:444
165.77.4.69 0:0:0:0:0:ffff:a54d:445
165.77.4.70 0:0:0:0:0:ffff:a54d:446
165.77.4.71 0:0:0:0:0:ffff:a54d:447
165.77.4.72 0:0:0:0:0:ffff:a54d:448
165.77.4.73 0:0:0:0:0:ffff:a54d:449
165.77.4.74 0:0:0:0:0:ffff:a54d:44a
165.77.4.75 0:0:0:0:0:ffff:a54d:44b
165.77.4.76 0:0:0:0:0:ffff:a54d:44c
165.77.4.77 0:0:0:0:0:ffff:a54d:44d
165.77.4.78 0:0:0:0:0:ffff:a54d:44e
165.77.4.79 0:0:0:0:0:ffff:a54d:44f
165.77.4.80 0:0:0:0:0:ffff:a54d:450
165.77.4.81 0:0:0:0:0:ffff:a54d:451
165.77.4.82 0:0:0:0:0:ffff:a54d:452
165.77.4.83 0:0:0:0:0:ffff:a54d:453
165.77.4.84 0:0:0:0:0:ffff:a54d:454
165.77.4.85 0:0:0:0:0:ffff:a54d:455
165.77.4.86 0:0:0:0:0:ffff:a54d:456
165.77.4.87 0:0:0:0:0:ffff:a54d:457
165.77.4.88 0:0:0:0:0:ffff:a54d:458
165.77.4.89 0:0:0:0:0:ffff:a54d:459
165.77.4.90 0:0:0:0:0:ffff:a54d:45a
165.77.4.91 0:0:0:0:0:ffff:a54d:45b
165.77.4.92 0:0:0:0:0:ffff:a54d:45c
165.77.4.93 0:0:0:0:0:ffff:a54d:45d
165.77.4.94 0:0:0:0:0:ffff:a54d:45e
165.77.4.95 0:0:0:0:0:ffff:a54d:45f
165.77.4.96 0:0:0:0:0:ffff:a54d:460
165.77.4.97 0:0:0:0:0:ffff:a54d:461
165.77.4.98 0:0:0:0:0:ffff:a54d:462
165.77.4.99 0:0:0:0:0:ffff:a54d:463
165.77.4.100 0:0:0:0:0:ffff:a54d:464
165.77.4.101 0:0:0:0:0:ffff:a54d:465
165.77.4.102 0:0:0:0:0:ffff:a54d:466
165.77.4.103 0:0:0:0:0:ffff:a54d:467
165.77.4.104 0:0:0:0:0:ffff:a54d:468
165.77.4.105 0:0:0:0:0:ffff:a54d:469
165.77.4.106 0:0:0:0:0:ffff:a54d:46a
165.77.4.107 0:0:0:0:0:ffff:a54d:46b
165.77.4.108 0:0:0:0:0:ffff:a54d:46c
165.77.4.109 0:0:0:0:0:ffff:a54d:46d
165.77.4.110 0:0:0:0:0:ffff:a54d:46e
165.77.4.111 0:0:0:0:0:ffff:a54d:46f
165.77.4.112 0:0:0:0:0:ffff:a54d:470
165.77.4.113 0:0:0:0:0:ffff:a54d:471
165.77.4.114 0:0:0:0:0:ffff:a54d:472
165.77.4.115 0:0:0:0:0:ffff:a54d:473
165.77.4.116 0:0:0:0:0:ffff:a54d:474
165.77.4.117 0:0:0:0:0:ffff:a54d:475
165.77.4.118 0:0:0:0:0:ffff:a54d:476
165.77.4.119 0:0:0:0:0:ffff:a54d:477
165.77.4.120 0:0:0:0:0:ffff:a54d:478


165.77.4.121 0:0:0:0:0:ffff:a54d:479
165.77.4.122 0:0:0:0:0:ffff:a54d:47a
165.77.4.123 0:0:0:0:0:ffff:a54d:47b
165.77.4.124 0:0:0:0:0:ffff:a54d:47c
165.77.4.125 0:0:0:0:0:ffff:a54d:47d
165.77.4.126 0:0:0:0:0:ffff:a54d:47e
165.77.4.127 0:0:0:0:0:ffff:a54d:47f
165.77.4.128 0:0:0:0:0:ffff:a54d:480
165.77.4.129 0:0:0:0:0:ffff:a54d:481
165.77.4.130 0:0:0:0:0:ffff:a54d:482
165.77.4.131 0:0:0:0:0:ffff:a54d:483
165.77.4.132 0:0:0:0:0:ffff:a54d:484
165.77.4.133 0:0:0:0:0:ffff:a54d:485
165.77.4.134 0:0:0:0:0:ffff:a54d:486
165.77.4.135 0:0:0:0:0:ffff:a54d:487
165.77.4.136 0:0:0:0:0:ffff:a54d:488
165.77.4.137 0:0:0:0:0:ffff:a54d:489
165.77.4.138 0:0:0:0:0:ffff:a54d:48a
165.77.4.139 0:0:0:0:0:ffff:a54d:48b
165.77.4.140 0:0:0:0:0:ffff:a54d:48c
165.77.4.141 0:0:0:0:0:ffff:a54d:48d
165.77.4.142 0:0:0:0:0:ffff:a54d:48e
165.77.4.143 0:0:0:0:0:ffff:a54d:48f
165.77.4.144 0:0:0:0:0:ffff:a54d:490
165.77.4.145 0:0:0:0:0:ffff:a54d:491
165.77.4.146 0:0:0:0:0:ffff:a54d:492
165.77.4.147 0:0:0:0:0:ffff:a54d:493
165.77.4.148 0:0:0:0:0:ffff:a54d:494
165.77.4.149 0:0:0:0:0:ffff:a54d:495
165.77.4.150 0:0:0:0:0:ffff:a54d:496
165.77.4.151 0:0:0:0:0:ffff:a54d:497
165.77.4.152 0:0:0:0:0:ffff:a54d:498
165.77.4.153 0:0:0:0:0:ffff:a54d:499
165.77.4.154 0:0:0:0:0:ffff:a54d:49a
165.77.4.155 0:0:0:0:0:ffff:a54d:49b
165.77.4.156 0:0:0:0:0:ffff:a54d:49c
165.77.4.157 0:0:0:0:0:ffff:a54d:49d
165.77.4.158 0:0:0:0:0:ffff:a54d:49e
165.77.4.159 0:0:0:0:0:ffff:a54d:49f
165.77.4.160 0:0:0:0:0:ffff:a54d:4a0
165.77.4.161 0:0:0:0:0:ffff:a54d:4a1
165.77.4.162 0:0:0:0:0:ffff:a54d:4a2
165.77.4.163 0:0:0:0:0:ffff:a54d:4a3
165.77.4.164 0:0:0:0:0:ffff:a54d:4a4
165.77.4.165 0:0:0:0:0:ffff:a54d:4a5
165.77.4.166 0:0:0:0:0:ffff:a54d:4a6
165.77.4.167 0:0:0:0:0:ffff:a54d:4a7
165.77.4.168 0:0:0:0:0:ffff:a54d:4a8
165.77.4.169 0:0:0:0:0:ffff:a54d:4a9
165.77.4.170 0:0:0:0:0:ffff:a54d:4aa
165.77.4.171 0:0:0:0:0:ffff:a54d:4ab
165.77.4.172 0:0:0:0:0:ffff:a54d:4ac
165.77.4.173 0:0:0:0:0:ffff:a54d:4ad
165.77.4.174 0:0:0:0:0:ffff:a54d:4ae
165.77.4.175 0:0:0:0:0:ffff:a54d:4af
165.77.4.176 0:0:0:0:0:ffff:a54d:4b0
165.77.4.177 0:0:0:0:0:ffff:a54d:4b1
165.77.4.178 0:0:0:0:0:ffff:a54d:4b2
165.77.4.179 0:0:0:0:0:ffff:a54d:4b3
165.77.4.180 0:0:0:0:0:ffff:a54d:4b4


165.77.4.181 0:0:0:0:0:ffff:a54d:4b5
165.77.4.182 0:0:0:0:0:ffff:a54d:4b6
165.77.4.183 0:0:0:0:0:ffff:a54d:4b7
165.77.4.184 0:0:0:0:0:ffff:a54d:4b8
165.77.4.185 0:0:0:0:0:ffff:a54d:4b9
165.77.4.186 0:0:0:0:0:ffff:a54d:4ba
165.77.4.187 0:0:0:0:0:ffff:a54d:4bb
165.77.4.188 0:0:0:0:0:ffff:a54d:4bc
165.77.4.189 0:0:0:0:0:ffff:a54d:4bd
165.77.4.190 0:0:0:0:0:ffff:a54d:4be
165.77.4.191 0:0:0:0:0:ffff:a54d:4bf
165.77.4.192 0:0:0:0:0:ffff:a54d:4c0
165.77.4.193 0:0:0:0:0:ffff:a54d:4c1
165.77.4.194 0:0:0:0:0:ffff:a54d:4c2
165.77.4.195 0:0:0:0:0:ffff:a54d:4c3
165.77.4.196 0:0:0:0:0:ffff:a54d:4c4
165.77.4.197 0:0:0:0:0:ffff:a54d:4c5
165.77.4.198 0:0:0:0:0:ffff:a54d:4c6
165.77.4.199 0:0:0:0:0:ffff:a54d:4c7
165.77.4.200 0:0:0:0:0:ffff:a54d:4c8
165.77.4.201 0:0:0:0:0:ffff:a54d:4c9
165.77.4.202 0:0:0:0:0:ffff:a54d:4ca
165.77.4.203 0:0:0:0:0:ffff:a54d:4cb
165.77.4.204 0:0:0:0:0:ffff:a54d:4cc
165.77.4.205 0:0:0:0:0:ffff:a54d:4cd
165.77.4.206 0:0:0:0:0:ffff:a54d:4ce
165.77.4.207 0:0:0:0:0:ffff:a54d:4cf
165.77.4.208 0:0:0:0:0:ffff:a54d:4d0
165.77.4.209 0:0:0:0:0:ffff:a54d:4d1
165.77.4.210 0:0:0:0:0:ffff:a54d:4d2
165.77.4.211 0:0:0:0:0:ffff:a54d:4d3
165.77.4.212 0:0:0:0:0:ffff:a54d:4d4
165.77.4.213 0:0:0:0:0:ffff:a54d:4d5
165.77.4.214 0:0:0:0:0:ffff:a54d:4d6
165.77.4.215 0:0:0:0:0:ffff:a54d:4d7
165.77.4.216 0:0:0:0:0:ffff:a54d:4d8
165.77.4.217 0:0:0:0:0:ffff:a54d:4d9
165.77.4.218 0:0:0:0:0:ffff:a54d:4da
165.77.4.219 0:0:0:0:0:ffff:a54d:4db
165.77.4.220 0:0:0:0:0:ffff:a54d:4dc
165.77.4.221 0:0:0:0:0:ffff:a54d:4dd
165.77.4.222 0:0:0:0:0:ffff:a54d:4de
165.77.4.223 0:0:0:0:0:ffff:a54d:4df
165.77.4.224 0:0:0:0:0:ffff:a54d:4e0
165.77.4.225 0:0:0:0:0:ffff:a54d:4e1
165.77.4.226 0:0:0:0:0:ffff:a54d:4e2
165.77.4.227 0:0:0:0:0:ffff:a54d:4e3
165.77.4.228 0:0:0:0:0:ffff:a54d:4e4
165.77.4.229 0:0:0:0:0:ffff:a54d:4e5
165.77.4.230 0:0:0:0:0:ffff:a54d:4e6
165.77.4.231 0:0:0:0:0:ffff:a54d:4e7
165.77.4.232 0:0:0:0:0:ffff:a54d:4e8
165.77.4.233 0:0:0:0:0:ffff:a54d:4e9
165.77.4.234 0:0:0:0:0:ffff:a54d:4ea
165.77.4.235 0:0:0:0:0:ffff:a54d:4eb
165.77.4.236 0:0:0:0:0:ffff:a54d:4ec
165.77.4.237 0:0:0:0:0:ffff:a54d:4ed
165.77.4.238 0:0:0:0:0:ffff:a54d:4ee
165.77.4.239 0:0:0:0:0:ffff:a54d:4ef
165.77.4.240 0:0:0:0:0:ffff:a54d:4f0
165.77.4.241 0:0:0:0:0:ffff:a54d:4f1
165.77.4.242 0:0:0:0:0:ffff:a54d:4f2
165.77.4.243 0:0:0:0:0:ffff:a54d:4f3
165.77.4.244 0:0:0:0:0:ffff:a54d:4f4
165.77.4.245 0:0:0:0:0:ffff:a54d:4f5
165.77.4.246 0:0:0:0:0:ffff:a54d:4f6
165.77.4.247 0:0:0:0:0:ffff:a54d:4f7
165.77.4.248 0:0:0:0:0:ffff:a54d:4f8
165.77.4.249 0:0:0:0:0:ffff:a54d:4f9
165.77.4.250 0:0:0:0:0:ffff:a54d:4fa
165.77.4.251 0:0:0:0:0:ffff:a54d:4fb
165.77.4.252 0:0:0:0:0:ffff:a54d:4fc
165.77.4.253 0:0:0:0:0:ffff:a54d:4fd
165.77.4.254 0:0:0:0:0:ffff:a54d:4fe
165.77.4.255 0:0:0:0:0:ffff:a54d:4ff


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.