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
2.139.181.1 0:0:0:0:0:ffff:28b:b501
2.139.181.2 0:0:0:0:0:ffff:28b:b502
2.139.181.3 0:0:0:0:0:ffff:28b:b503
2.139.181.4 0:0:0:0:0:ffff:28b:b504
2.139.181.5 0:0:0:0:0:ffff:28b:b505
2.139.181.6 0:0:0:0:0:ffff:28b:b506
2.139.181.7 0:0:0:0:0:ffff:28b:b507
2.139.181.8 0:0:0:0:0:ffff:28b:b508
2.139.181.9 0:0:0:0:0:ffff:28b:b509
2.139.181.10 0:0:0:0:0:ffff:28b:b50a
2.139.181.11 0:0:0:0:0:ffff:28b:b50b
2.139.181.12 0:0:0:0:0:ffff:28b:b50c
2.139.181.13 0:0:0:0:0:ffff:28b:b50d
2.139.181.14 0:0:0:0:0:ffff:28b:b50e
2.139.181.15 0:0:0:0:0:ffff:28b:b50f
2.139.181.16 0:0:0:0:0:ffff:28b:b510
2.139.181.17 0:0:0:0:0:ffff:28b:b511
2.139.181.18 0:0:0:0:0:ffff:28b:b512
2.139.181.19 0:0:0:0:0:ffff:28b:b513
2.139.181.20 0:0:0:0:0:ffff:28b:b514
2.139.181.21 0:0:0:0:0:ffff:28b:b515
2.139.181.22 0:0:0:0:0:ffff:28b:b516
2.139.181.23 0:0:0:0:0:ffff:28b:b517
2.139.181.24 0:0:0:0:0:ffff:28b:b518
2.139.181.25 0:0:0:0:0:ffff:28b:b519
2.139.181.26 0:0:0:0:0:ffff:28b:b51a
2.139.181.27 0:0:0:0:0:ffff:28b:b51b
2.139.181.28 0:0:0:0:0:ffff:28b:b51c
2.139.181.29 0:0:0:0:0:ffff:28b:b51d
2.139.181.30 0:0:0:0:0:ffff:28b:b51e
2.139.181.31 0:0:0:0:0:ffff:28b:b51f
2.139.181.32 0:0:0:0:0:ffff:28b:b520
2.139.181.33 0:0:0:0:0:ffff:28b:b521
2.139.181.34 0:0:0:0:0:ffff:28b:b522
2.139.181.35 0:0:0:0:0:ffff:28b:b523
2.139.181.36 0:0:0:0:0:ffff:28b:b524
2.139.181.37 0:0:0:0:0:ffff:28b:b525
2.139.181.38 0:0:0:0:0:ffff:28b:b526
2.139.181.39 0:0:0:0:0:ffff:28b:b527
2.139.181.40 0:0:0:0:0:ffff:28b:b528
2.139.181.41 0:0:0:0:0:ffff:28b:b529
2.139.181.42 0:0:0:0:0:ffff:28b:b52a
2.139.181.43 0:0:0:0:0:ffff:28b:b52b
2.139.181.44 0:0:0:0:0:ffff:28b:b52c
2.139.181.45 0:0:0:0:0:ffff:28b:b52d
2.139.181.46 0:0:0:0:0:ffff:28b:b52e
2.139.181.47 0:0:0:0:0:ffff:28b:b52f
2.139.181.48 0:0:0:0:0:ffff:28b:b530
2.139.181.49 0:0:0:0:0:ffff:28b:b531
2.139.181.50 0:0:0:0:0:ffff:28b:b532
2.139.181.51 0:0:0:0:0:ffff:28b:b533
2.139.181.52 0:0:0:0:0:ffff:28b:b534
2.139.181.53 0:0:0:0:0:ffff:28b:b535
2.139.181.54 0:0:0:0:0:ffff:28b:b536
2.139.181.55 0:0:0:0:0:ffff:28b:b537
2.139.181.56 0:0:0:0:0:ffff:28b:b538
2.139.181.57 0:0:0:0:0:ffff:28b:b539
2.139.181.58 0:0:0:0:0:ffff:28b:b53a
2.139.181.59 0:0:0:0:0:ffff:28b:b53b
2.139.181.60 0:0:0:0:0:ffff:28b:b53c


2.139.181.61 0:0:0:0:0:ffff:28b:b53d
2.139.181.62 0:0:0:0:0:ffff:28b:b53e
2.139.181.63 0:0:0:0:0:ffff:28b:b53f
2.139.181.64 0:0:0:0:0:ffff:28b:b540
2.139.181.65 0:0:0:0:0:ffff:28b:b541
2.139.181.66 0:0:0:0:0:ffff:28b:b542
2.139.181.67 0:0:0:0:0:ffff:28b:b543
2.139.181.68 0:0:0:0:0:ffff:28b:b544
2.139.181.69 0:0:0:0:0:ffff:28b:b545
2.139.181.70 0:0:0:0:0:ffff:28b:b546
2.139.181.71 0:0:0:0:0:ffff:28b:b547
2.139.181.72 0:0:0:0:0:ffff:28b:b548
2.139.181.73 0:0:0:0:0:ffff:28b:b549
2.139.181.74 0:0:0:0:0:ffff:28b:b54a
2.139.181.75 0:0:0:0:0:ffff:28b:b54b
2.139.181.76 0:0:0:0:0:ffff:28b:b54c
2.139.181.77 0:0:0:0:0:ffff:28b:b54d
2.139.181.78 0:0:0:0:0:ffff:28b:b54e
2.139.181.79 0:0:0:0:0:ffff:28b:b54f
2.139.181.80 0:0:0:0:0:ffff:28b:b550
2.139.181.81 0:0:0:0:0:ffff:28b:b551
2.139.181.82 0:0:0:0:0:ffff:28b:b552
2.139.181.83 0:0:0:0:0:ffff:28b:b553
2.139.181.84 0:0:0:0:0:ffff:28b:b554
2.139.181.85 0:0:0:0:0:ffff:28b:b555
2.139.181.86 0:0:0:0:0:ffff:28b:b556
2.139.181.87 0:0:0:0:0:ffff:28b:b557
2.139.181.88 0:0:0:0:0:ffff:28b:b558
2.139.181.89 0:0:0:0:0:ffff:28b:b559
2.139.181.90 0:0:0:0:0:ffff:28b:b55a
2.139.181.91 0:0:0:0:0:ffff:28b:b55b
2.139.181.92 0:0:0:0:0:ffff:28b:b55c
2.139.181.93 0:0:0:0:0:ffff:28b:b55d
2.139.181.94 0:0:0:0:0:ffff:28b:b55e
2.139.181.95 0:0:0:0:0:ffff:28b:b55f
2.139.181.96 0:0:0:0:0:ffff:28b:b560
2.139.181.97 0:0:0:0:0:ffff:28b:b561
2.139.181.98 0:0:0:0:0:ffff:28b:b562
2.139.181.99 0:0:0:0:0:ffff:28b:b563
2.139.181.100 0:0:0:0:0:ffff:28b:b564
2.139.181.101 0:0:0:0:0:ffff:28b:b565
2.139.181.102 0:0:0:0:0:ffff:28b:b566
2.139.181.103 0:0:0:0:0:ffff:28b:b567
2.139.181.104 0:0:0:0:0:ffff:28b:b568
2.139.181.105 0:0:0:0:0:ffff:28b:b569
2.139.181.106 0:0:0:0:0:ffff:28b:b56a
2.139.181.107 0:0:0:0:0:ffff:28b:b56b
2.139.181.108 0:0:0:0:0:ffff:28b:b56c
2.139.181.109 0:0:0:0:0:ffff:28b:b56d
2.139.181.110 0:0:0:0:0:ffff:28b:b56e
2.139.181.111 0:0:0:0:0:ffff:28b:b56f
2.139.181.112 0:0:0:0:0:ffff:28b:b570
2.139.181.113 0:0:0:0:0:ffff:28b:b571
2.139.181.114 0:0:0:0:0:ffff:28b:b572
2.139.181.115 0:0:0:0:0:ffff:28b:b573
2.139.181.116 0:0:0:0:0:ffff:28b:b574
2.139.181.117 0:0:0:0:0:ffff:28b:b575
2.139.181.118 0:0:0:0:0:ffff:28b:b576
2.139.181.119 0:0:0:0:0:ffff:28b:b577
2.139.181.120 0:0:0:0:0:ffff:28b:b578


2.139.181.121 0:0:0:0:0:ffff:28b:b579
2.139.181.122 0:0:0:0:0:ffff:28b:b57a
2.139.181.123 0:0:0:0:0:ffff:28b:b57b
2.139.181.124 0:0:0:0:0:ffff:28b:b57c
2.139.181.125 0:0:0:0:0:ffff:28b:b57d
2.139.181.126 0:0:0:0:0:ffff:28b:b57e
2.139.181.127 0:0:0:0:0:ffff:28b:b57f
2.139.181.128 0:0:0:0:0:ffff:28b:b580
2.139.181.129 0:0:0:0:0:ffff:28b:b581
2.139.181.130 0:0:0:0:0:ffff:28b:b582
2.139.181.131 0:0:0:0:0:ffff:28b:b583
2.139.181.132 0:0:0:0:0:ffff:28b:b584
2.139.181.133 0:0:0:0:0:ffff:28b:b585
2.139.181.134 0:0:0:0:0:ffff:28b:b586
2.139.181.135 0:0:0:0:0:ffff:28b:b587
2.139.181.136 0:0:0:0:0:ffff:28b:b588
2.139.181.137 0:0:0:0:0:ffff:28b:b589
2.139.181.138 0:0:0:0:0:ffff:28b:b58a
2.139.181.139 0:0:0:0:0:ffff:28b:b58b
2.139.181.140 0:0:0:0:0:ffff:28b:b58c
2.139.181.141 0:0:0:0:0:ffff:28b:b58d
2.139.181.142 0:0:0:0:0:ffff:28b:b58e
2.139.181.143 0:0:0:0:0:ffff:28b:b58f
2.139.181.144 0:0:0:0:0:ffff:28b:b590
2.139.181.145 0:0:0:0:0:ffff:28b:b591
2.139.181.146 0:0:0:0:0:ffff:28b:b592
2.139.181.147 0:0:0:0:0:ffff:28b:b593
2.139.181.148 0:0:0:0:0:ffff:28b:b594
2.139.181.149 0:0:0:0:0:ffff:28b:b595
2.139.181.150 0:0:0:0:0:ffff:28b:b596
2.139.181.151 0:0:0:0:0:ffff:28b:b597
2.139.181.152 0:0:0:0:0:ffff:28b:b598
2.139.181.153 0:0:0:0:0:ffff:28b:b599
2.139.181.154 0:0:0:0:0:ffff:28b:b59a
2.139.181.155 0:0:0:0:0:ffff:28b:b59b
2.139.181.156 0:0:0:0:0:ffff:28b:b59c
2.139.181.157 0:0:0:0:0:ffff:28b:b59d
2.139.181.158 0:0:0:0:0:ffff:28b:b59e
2.139.181.159 0:0:0:0:0:ffff:28b:b59f
2.139.181.160 0:0:0:0:0:ffff:28b:b5a0
2.139.181.161 0:0:0:0:0:ffff:28b:b5a1
2.139.181.162 0:0:0:0:0:ffff:28b:b5a2
2.139.181.163 0:0:0:0:0:ffff:28b:b5a3
2.139.181.164 0:0:0:0:0:ffff:28b:b5a4
2.139.181.165 0:0:0:0:0:ffff:28b:b5a5
2.139.181.166 0:0:0:0:0:ffff:28b:b5a6
2.139.181.167 0:0:0:0:0:ffff:28b:b5a7
2.139.181.168 0:0:0:0:0:ffff:28b:b5a8
2.139.181.169 0:0:0:0:0:ffff:28b:b5a9
2.139.181.170 0:0:0:0:0:ffff:28b:b5aa
2.139.181.171 0:0:0:0:0:ffff:28b:b5ab
2.139.181.172 0:0:0:0:0:ffff:28b:b5ac
2.139.181.173 0:0:0:0:0:ffff:28b:b5ad
2.139.181.174 0:0:0:0:0:ffff:28b:b5ae
2.139.181.175 0:0:0:0:0:ffff:28b:b5af
2.139.181.176 0:0:0:0:0:ffff:28b:b5b0
2.139.181.177 0:0:0:0:0:ffff:28b:b5b1
2.139.181.178 0:0:0:0:0:ffff:28b:b5b2
2.139.181.179 0:0:0:0:0:ffff:28b:b5b3
2.139.181.180 0:0:0:0:0:ffff:28b:b5b4


2.139.181.181 0:0:0:0:0:ffff:28b:b5b5
2.139.181.182 0:0:0:0:0:ffff:28b:b5b6
2.139.181.183 0:0:0:0:0:ffff:28b:b5b7
2.139.181.184 0:0:0:0:0:ffff:28b:b5b8
2.139.181.185 0:0:0:0:0:ffff:28b:b5b9
2.139.181.186 0:0:0:0:0:ffff:28b:b5ba
2.139.181.187 0:0:0:0:0:ffff:28b:b5bb
2.139.181.188 0:0:0:0:0:ffff:28b:b5bc
2.139.181.189 0:0:0:0:0:ffff:28b:b5bd
2.139.181.190 0:0:0:0:0:ffff:28b:b5be
2.139.181.191 0:0:0:0:0:ffff:28b:b5bf
2.139.181.192 0:0:0:0:0:ffff:28b:b5c0
2.139.181.193 0:0:0:0:0:ffff:28b:b5c1
2.139.181.194 0:0:0:0:0:ffff:28b:b5c2
2.139.181.195 0:0:0:0:0:ffff:28b:b5c3
2.139.181.196 0:0:0:0:0:ffff:28b:b5c4
2.139.181.197 0:0:0:0:0:ffff:28b:b5c5
2.139.181.198 0:0:0:0:0:ffff:28b:b5c6
2.139.181.199 0:0:0:0:0:ffff:28b:b5c7
2.139.181.200 0:0:0:0:0:ffff:28b:b5c8
2.139.181.201 0:0:0:0:0:ffff:28b:b5c9
2.139.181.202 0:0:0:0:0:ffff:28b:b5ca
2.139.181.203 0:0:0:0:0:ffff:28b:b5cb
2.139.181.204 0:0:0:0:0:ffff:28b:b5cc
2.139.181.205 0:0:0:0:0:ffff:28b:b5cd
2.139.181.206 0:0:0:0:0:ffff:28b:b5ce
2.139.181.207 0:0:0:0:0:ffff:28b:b5cf
2.139.181.208 0:0:0:0:0:ffff:28b:b5d0
2.139.181.209 0:0:0:0:0:ffff:28b:b5d1
2.139.181.210 0:0:0:0:0:ffff:28b:b5d2
2.139.181.211 0:0:0:0:0:ffff:28b:b5d3
2.139.181.212 0:0:0:0:0:ffff:28b:b5d4
2.139.181.213 0:0:0:0:0:ffff:28b:b5d5
2.139.181.214 0:0:0:0:0:ffff:28b:b5d6
2.139.181.215 0:0:0:0:0:ffff:28b:b5d7
2.139.181.216 0:0:0:0:0:ffff:28b:b5d8
2.139.181.217 0:0:0:0:0:ffff:28b:b5d9
2.139.181.218 0:0:0:0:0:ffff:28b:b5da
2.139.181.219 0:0:0:0:0:ffff:28b:b5db
2.139.181.220 0:0:0:0:0:ffff:28b:b5dc
2.139.181.221 0:0:0:0:0:ffff:28b:b5dd
2.139.181.222 0:0:0:0:0:ffff:28b:b5de
2.139.181.223 0:0:0:0:0:ffff:28b:b5df
2.139.181.224 0:0:0:0:0:ffff:28b:b5e0
2.139.181.225 0:0:0:0:0:ffff:28b:b5e1
2.139.181.226 0:0:0:0:0:ffff:28b:b5e2
2.139.181.227 0:0:0:0:0:ffff:28b:b5e3
2.139.181.228 0:0:0:0:0:ffff:28b:b5e4
2.139.181.229 0:0:0:0:0:ffff:28b:b5e5
2.139.181.230 0:0:0:0:0:ffff:28b:b5e6
2.139.181.231 0:0:0:0:0:ffff:28b:b5e7
2.139.181.232 0:0:0:0:0:ffff:28b:b5e8
2.139.181.233 0:0:0:0:0:ffff:28b:b5e9
2.139.181.234 0:0:0:0:0:ffff:28b:b5ea
2.139.181.235 0:0:0:0:0:ffff:28b:b5eb
2.139.181.236 0:0:0:0:0:ffff:28b:b5ec
2.139.181.237 0:0:0:0:0:ffff:28b:b5ed
2.139.181.238 0:0:0:0:0:ffff:28b:b5ee
2.139.181.239 0:0:0:0:0:ffff:28b:b5ef
2.139.181.240 0:0:0:0:0:ffff:28b:b5f0
2.139.181.241 0:0:0:0:0:ffff:28b:b5f1
2.139.181.242 0:0:0:0:0:ffff:28b:b5f2
2.139.181.243 0:0:0:0:0:ffff:28b:b5f3
2.139.181.244 0:0:0:0:0:ffff:28b:b5f4
2.139.181.245 0:0:0:0:0:ffff:28b:b5f5
2.139.181.246 0:0:0:0:0:ffff:28b:b5f6
2.139.181.247 0:0:0:0:0:ffff:28b:b5f7
2.139.181.248 0:0:0:0:0:ffff:28b:b5f8
2.139.181.249 0:0:0:0:0:ffff:28b:b5f9
2.139.181.250 0:0:0:0:0:ffff:28b:b5fa
2.139.181.251 0:0:0:0:0:ffff:28b:b5fb
2.139.181.252 0:0:0:0:0:ffff:28b:b5fc
2.139.181.253 0:0:0:0:0:ffff:28b:b5fd
2.139.181.254 0:0:0:0:0:ffff:28b:b5fe
2.139.181.255 0:0:0:0:0:ffff:28b:b5ff


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.