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
144.21.244.1 0:0:0:0:0:ffff:9015:f401
144.21.244.2 0:0:0:0:0:ffff:9015:f402
144.21.244.3 0:0:0:0:0:ffff:9015:f403
144.21.244.4 0:0:0:0:0:ffff:9015:f404
144.21.244.5 0:0:0:0:0:ffff:9015:f405
144.21.244.6 0:0:0:0:0:ffff:9015:f406
144.21.244.7 0:0:0:0:0:ffff:9015:f407
144.21.244.8 0:0:0:0:0:ffff:9015:f408
144.21.244.9 0:0:0:0:0:ffff:9015:f409
144.21.244.10 0:0:0:0:0:ffff:9015:f40a
144.21.244.11 0:0:0:0:0:ffff:9015:f40b
144.21.244.12 0:0:0:0:0:ffff:9015:f40c
144.21.244.13 0:0:0:0:0:ffff:9015:f40d
144.21.244.14 0:0:0:0:0:ffff:9015:f40e
144.21.244.15 0:0:0:0:0:ffff:9015:f40f
144.21.244.16 0:0:0:0:0:ffff:9015:f410
144.21.244.17 0:0:0:0:0:ffff:9015:f411
144.21.244.18 0:0:0:0:0:ffff:9015:f412
144.21.244.19 0:0:0:0:0:ffff:9015:f413
144.21.244.20 0:0:0:0:0:ffff:9015:f414
144.21.244.21 0:0:0:0:0:ffff:9015:f415
144.21.244.22 0:0:0:0:0:ffff:9015:f416
144.21.244.23 0:0:0:0:0:ffff:9015:f417
144.21.244.24 0:0:0:0:0:ffff:9015:f418
144.21.244.25 0:0:0:0:0:ffff:9015:f419
144.21.244.26 0:0:0:0:0:ffff:9015:f41a
144.21.244.27 0:0:0:0:0:ffff:9015:f41b
144.21.244.28 0:0:0:0:0:ffff:9015:f41c
144.21.244.29 0:0:0:0:0:ffff:9015:f41d
144.21.244.30 0:0:0:0:0:ffff:9015:f41e
144.21.244.31 0:0:0:0:0:ffff:9015:f41f
144.21.244.32 0:0:0:0:0:ffff:9015:f420
144.21.244.33 0:0:0:0:0:ffff:9015:f421
144.21.244.34 0:0:0:0:0:ffff:9015:f422
144.21.244.35 0:0:0:0:0:ffff:9015:f423
144.21.244.36 0:0:0:0:0:ffff:9015:f424
144.21.244.37 0:0:0:0:0:ffff:9015:f425
144.21.244.38 0:0:0:0:0:ffff:9015:f426
144.21.244.39 0:0:0:0:0:ffff:9015:f427
144.21.244.40 0:0:0:0:0:ffff:9015:f428
144.21.244.41 0:0:0:0:0:ffff:9015:f429
144.21.244.42 0:0:0:0:0:ffff:9015:f42a
144.21.244.43 0:0:0:0:0:ffff:9015:f42b
144.21.244.44 0:0:0:0:0:ffff:9015:f42c
144.21.244.45 0:0:0:0:0:ffff:9015:f42d
144.21.244.46 0:0:0:0:0:ffff:9015:f42e
144.21.244.47 0:0:0:0:0:ffff:9015:f42f
144.21.244.48 0:0:0:0:0:ffff:9015:f430
144.21.244.49 0:0:0:0:0:ffff:9015:f431
144.21.244.50 0:0:0:0:0:ffff:9015:f432
144.21.244.51 0:0:0:0:0:ffff:9015:f433
144.21.244.52 0:0:0:0:0:ffff:9015:f434
144.21.244.53 0:0:0:0:0:ffff:9015:f435
144.21.244.54 0:0:0:0:0:ffff:9015:f436
144.21.244.55 0:0:0:0:0:ffff:9015:f437
144.21.244.56 0:0:0:0:0:ffff:9015:f438
144.21.244.57 0:0:0:0:0:ffff:9015:f439
144.21.244.58 0:0:0:0:0:ffff:9015:f43a
144.21.244.59 0:0:0:0:0:ffff:9015:f43b
144.21.244.60 0:0:0:0:0:ffff:9015:f43c


144.21.244.61 0:0:0:0:0:ffff:9015:f43d
144.21.244.62 0:0:0:0:0:ffff:9015:f43e
144.21.244.63 0:0:0:0:0:ffff:9015:f43f
144.21.244.64 0:0:0:0:0:ffff:9015:f440
144.21.244.65 0:0:0:0:0:ffff:9015:f441
144.21.244.66 0:0:0:0:0:ffff:9015:f442
144.21.244.67 0:0:0:0:0:ffff:9015:f443
144.21.244.68 0:0:0:0:0:ffff:9015:f444
144.21.244.69 0:0:0:0:0:ffff:9015:f445
144.21.244.70 0:0:0:0:0:ffff:9015:f446
144.21.244.71 0:0:0:0:0:ffff:9015:f447
144.21.244.72 0:0:0:0:0:ffff:9015:f448
144.21.244.73 0:0:0:0:0:ffff:9015:f449
144.21.244.74 0:0:0:0:0:ffff:9015:f44a
144.21.244.75 0:0:0:0:0:ffff:9015:f44b
144.21.244.76 0:0:0:0:0:ffff:9015:f44c
144.21.244.77 0:0:0:0:0:ffff:9015:f44d
144.21.244.78 0:0:0:0:0:ffff:9015:f44e
144.21.244.79 0:0:0:0:0:ffff:9015:f44f
144.21.244.80 0:0:0:0:0:ffff:9015:f450
144.21.244.81 0:0:0:0:0:ffff:9015:f451
144.21.244.82 0:0:0:0:0:ffff:9015:f452
144.21.244.83 0:0:0:0:0:ffff:9015:f453
144.21.244.84 0:0:0:0:0:ffff:9015:f454
144.21.244.85 0:0:0:0:0:ffff:9015:f455
144.21.244.86 0:0:0:0:0:ffff:9015:f456
144.21.244.87 0:0:0:0:0:ffff:9015:f457
144.21.244.88 0:0:0:0:0:ffff:9015:f458
144.21.244.89 0:0:0:0:0:ffff:9015:f459
144.21.244.90 0:0:0:0:0:ffff:9015:f45a
144.21.244.91 0:0:0:0:0:ffff:9015:f45b
144.21.244.92 0:0:0:0:0:ffff:9015:f45c
144.21.244.93 0:0:0:0:0:ffff:9015:f45d
144.21.244.94 0:0:0:0:0:ffff:9015:f45e
144.21.244.95 0:0:0:0:0:ffff:9015:f45f
144.21.244.96 0:0:0:0:0:ffff:9015:f460
144.21.244.97 0:0:0:0:0:ffff:9015:f461
144.21.244.98 0:0:0:0:0:ffff:9015:f462
144.21.244.99 0:0:0:0:0:ffff:9015:f463
144.21.244.100 0:0:0:0:0:ffff:9015:f464
144.21.244.101 0:0:0:0:0:ffff:9015:f465
144.21.244.102 0:0:0:0:0:ffff:9015:f466
144.21.244.103 0:0:0:0:0:ffff:9015:f467
144.21.244.104 0:0:0:0:0:ffff:9015:f468
144.21.244.105 0:0:0:0:0:ffff:9015:f469
144.21.244.106 0:0:0:0:0:ffff:9015:f46a
144.21.244.107 0:0:0:0:0:ffff:9015:f46b
144.21.244.108 0:0:0:0:0:ffff:9015:f46c
144.21.244.109 0:0:0:0:0:ffff:9015:f46d
144.21.244.110 0:0:0:0:0:ffff:9015:f46e
144.21.244.111 0:0:0:0:0:ffff:9015:f46f
144.21.244.112 0:0:0:0:0:ffff:9015:f470
144.21.244.113 0:0:0:0:0:ffff:9015:f471
144.21.244.114 0:0:0:0:0:ffff:9015:f472
144.21.244.115 0:0:0:0:0:ffff:9015:f473
144.21.244.116 0:0:0:0:0:ffff:9015:f474
144.21.244.117 0:0:0:0:0:ffff:9015:f475
144.21.244.118 0:0:0:0:0:ffff:9015:f476
144.21.244.119 0:0:0:0:0:ffff:9015:f477
144.21.244.120 0:0:0:0:0:ffff:9015:f478


144.21.244.121 0:0:0:0:0:ffff:9015:f479
144.21.244.122 0:0:0:0:0:ffff:9015:f47a
144.21.244.123 0:0:0:0:0:ffff:9015:f47b
144.21.244.124 0:0:0:0:0:ffff:9015:f47c
144.21.244.125 0:0:0:0:0:ffff:9015:f47d
144.21.244.126 0:0:0:0:0:ffff:9015:f47e
144.21.244.127 0:0:0:0:0:ffff:9015:f47f
144.21.244.128 0:0:0:0:0:ffff:9015:f480
144.21.244.129 0:0:0:0:0:ffff:9015:f481
144.21.244.130 0:0:0:0:0:ffff:9015:f482
144.21.244.131 0:0:0:0:0:ffff:9015:f483
144.21.244.132 0:0:0:0:0:ffff:9015:f484
144.21.244.133 0:0:0:0:0:ffff:9015:f485
144.21.244.134 0:0:0:0:0:ffff:9015:f486
144.21.244.135 0:0:0:0:0:ffff:9015:f487
144.21.244.136 0:0:0:0:0:ffff:9015:f488
144.21.244.137 0:0:0:0:0:ffff:9015:f489
144.21.244.138 0:0:0:0:0:ffff:9015:f48a
144.21.244.139 0:0:0:0:0:ffff:9015:f48b
144.21.244.140 0:0:0:0:0:ffff:9015:f48c
144.21.244.141 0:0:0:0:0:ffff:9015:f48d
144.21.244.142 0:0:0:0:0:ffff:9015:f48e
144.21.244.143 0:0:0:0:0:ffff:9015:f48f
144.21.244.144 0:0:0:0:0:ffff:9015:f490
144.21.244.145 0:0:0:0:0:ffff:9015:f491
144.21.244.146 0:0:0:0:0:ffff:9015:f492
144.21.244.147 0:0:0:0:0:ffff:9015:f493
144.21.244.148 0:0:0:0:0:ffff:9015:f494
144.21.244.149 0:0:0:0:0:ffff:9015:f495
144.21.244.150 0:0:0:0:0:ffff:9015:f496
144.21.244.151 0:0:0:0:0:ffff:9015:f497
144.21.244.152 0:0:0:0:0:ffff:9015:f498
144.21.244.153 0:0:0:0:0:ffff:9015:f499
144.21.244.154 0:0:0:0:0:ffff:9015:f49a
144.21.244.155 0:0:0:0:0:ffff:9015:f49b
144.21.244.156 0:0:0:0:0:ffff:9015:f49c
144.21.244.157 0:0:0:0:0:ffff:9015:f49d
144.21.244.158 0:0:0:0:0:ffff:9015:f49e
144.21.244.159 0:0:0:0:0:ffff:9015:f49f
144.21.244.160 0:0:0:0:0:ffff:9015:f4a0
144.21.244.161 0:0:0:0:0:ffff:9015:f4a1
144.21.244.162 0:0:0:0:0:ffff:9015:f4a2
144.21.244.163 0:0:0:0:0:ffff:9015:f4a3
144.21.244.164 0:0:0:0:0:ffff:9015:f4a4
144.21.244.165 0:0:0:0:0:ffff:9015:f4a5
144.21.244.166 0:0:0:0:0:ffff:9015:f4a6
144.21.244.167 0:0:0:0:0:ffff:9015:f4a7
144.21.244.168 0:0:0:0:0:ffff:9015:f4a8
144.21.244.169 0:0:0:0:0:ffff:9015:f4a9
144.21.244.170 0:0:0:0:0:ffff:9015:f4aa
144.21.244.171 0:0:0:0:0:ffff:9015:f4ab
144.21.244.172 0:0:0:0:0:ffff:9015:f4ac
144.21.244.173 0:0:0:0:0:ffff:9015:f4ad
144.21.244.174 0:0:0:0:0:ffff:9015:f4ae
144.21.244.175 0:0:0:0:0:ffff:9015:f4af
144.21.244.176 0:0:0:0:0:ffff:9015:f4b0
144.21.244.177 0:0:0:0:0:ffff:9015:f4b1
144.21.244.178 0:0:0:0:0:ffff:9015:f4b2
144.21.244.179 0:0:0:0:0:ffff:9015:f4b3
144.21.244.180 0:0:0:0:0:ffff:9015:f4b4


144.21.244.181 0:0:0:0:0:ffff:9015:f4b5
144.21.244.182 0:0:0:0:0:ffff:9015:f4b6
144.21.244.183 0:0:0:0:0:ffff:9015:f4b7
144.21.244.184 0:0:0:0:0:ffff:9015:f4b8
144.21.244.185 0:0:0:0:0:ffff:9015:f4b9
144.21.244.186 0:0:0:0:0:ffff:9015:f4ba
144.21.244.187 0:0:0:0:0:ffff:9015:f4bb
144.21.244.188 0:0:0:0:0:ffff:9015:f4bc
144.21.244.189 0:0:0:0:0:ffff:9015:f4bd
144.21.244.190 0:0:0:0:0:ffff:9015:f4be
144.21.244.191 0:0:0:0:0:ffff:9015:f4bf
144.21.244.192 0:0:0:0:0:ffff:9015:f4c0
144.21.244.193 0:0:0:0:0:ffff:9015:f4c1
144.21.244.194 0:0:0:0:0:ffff:9015:f4c2
144.21.244.195 0:0:0:0:0:ffff:9015:f4c3
144.21.244.196 0:0:0:0:0:ffff:9015:f4c4
144.21.244.197 0:0:0:0:0:ffff:9015:f4c5
144.21.244.198 0:0:0:0:0:ffff:9015:f4c6
144.21.244.199 0:0:0:0:0:ffff:9015:f4c7
144.21.244.200 0:0:0:0:0:ffff:9015:f4c8
144.21.244.201 0:0:0:0:0:ffff:9015:f4c9
144.21.244.202 0:0:0:0:0:ffff:9015:f4ca
144.21.244.203 0:0:0:0:0:ffff:9015:f4cb
144.21.244.204 0:0:0:0:0:ffff:9015:f4cc
144.21.244.205 0:0:0:0:0:ffff:9015:f4cd
144.21.244.206 0:0:0:0:0:ffff:9015:f4ce
144.21.244.207 0:0:0:0:0:ffff:9015:f4cf
144.21.244.208 0:0:0:0:0:ffff:9015:f4d0
144.21.244.209 0:0:0:0:0:ffff:9015:f4d1
144.21.244.210 0:0:0:0:0:ffff:9015:f4d2
144.21.244.211 0:0:0:0:0:ffff:9015:f4d3
144.21.244.212 0:0:0:0:0:ffff:9015:f4d4
144.21.244.213 0:0:0:0:0:ffff:9015:f4d5
144.21.244.214 0:0:0:0:0:ffff:9015:f4d6
144.21.244.215 0:0:0:0:0:ffff:9015:f4d7
144.21.244.216 0:0:0:0:0:ffff:9015:f4d8
144.21.244.217 0:0:0:0:0:ffff:9015:f4d9
144.21.244.218 0:0:0:0:0:ffff:9015:f4da
144.21.244.219 0:0:0:0:0:ffff:9015:f4db
144.21.244.220 0:0:0:0:0:ffff:9015:f4dc
144.21.244.221 0:0:0:0:0:ffff:9015:f4dd
144.21.244.222 0:0:0:0:0:ffff:9015:f4de
144.21.244.223 0:0:0:0:0:ffff:9015:f4df
144.21.244.224 0:0:0:0:0:ffff:9015:f4e0
144.21.244.225 0:0:0:0:0:ffff:9015:f4e1
144.21.244.226 0:0:0:0:0:ffff:9015:f4e2
144.21.244.227 0:0:0:0:0:ffff:9015:f4e3
144.21.244.228 0:0:0:0:0:ffff:9015:f4e4
144.21.244.229 0:0:0:0:0:ffff:9015:f4e5
144.21.244.230 0:0:0:0:0:ffff:9015:f4e6
144.21.244.231 0:0:0:0:0:ffff:9015:f4e7
144.21.244.232 0:0:0:0:0:ffff:9015:f4e8
144.21.244.233 0:0:0:0:0:ffff:9015:f4e9
144.21.244.234 0:0:0:0:0:ffff:9015:f4ea
144.21.244.235 0:0:0:0:0:ffff:9015:f4eb
144.21.244.236 0:0:0:0:0:ffff:9015:f4ec
144.21.244.237 0:0:0:0:0:ffff:9015:f4ed
144.21.244.238 0:0:0:0:0:ffff:9015:f4ee
144.21.244.239 0:0:0:0:0:ffff:9015:f4ef
144.21.244.240 0:0:0:0:0:ffff:9015:f4f0
144.21.244.241 0:0:0:0:0:ffff:9015:f4f1
144.21.244.242 0:0:0:0:0:ffff:9015:f4f2
144.21.244.243 0:0:0:0:0:ffff:9015:f4f3
144.21.244.244 0:0:0:0:0:ffff:9015:f4f4
144.21.244.245 0:0:0:0:0:ffff:9015:f4f5
144.21.244.246 0:0:0:0:0:ffff:9015:f4f6
144.21.244.247 0:0:0:0:0:ffff:9015:f4f7
144.21.244.248 0:0:0:0:0:ffff:9015:f4f8
144.21.244.249 0:0:0:0:0:ffff:9015:f4f9
144.21.244.250 0:0:0:0:0:ffff:9015:f4fa
144.21.244.251 0:0:0:0:0:ffff:9015:f4fb
144.21.244.252 0:0:0:0:0:ffff:9015:f4fc
144.21.244.253 0:0:0:0:0:ffff:9015:f4fd
144.21.244.254 0:0:0:0:0:ffff:9015:f4fe
144.21.244.255 0:0:0:0:0:ffff:9015:f4ff


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.