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
111.243.165.1 0:0:0:0:0:ffff:6ff3:a501
111.243.165.2 0:0:0:0:0:ffff:6ff3:a502
111.243.165.3 0:0:0:0:0:ffff:6ff3:a503
111.243.165.4 0:0:0:0:0:ffff:6ff3:a504
111.243.165.5 0:0:0:0:0:ffff:6ff3:a505
111.243.165.6 0:0:0:0:0:ffff:6ff3:a506
111.243.165.7 0:0:0:0:0:ffff:6ff3:a507
111.243.165.8 0:0:0:0:0:ffff:6ff3:a508
111.243.165.9 0:0:0:0:0:ffff:6ff3:a509
111.243.165.10 0:0:0:0:0:ffff:6ff3:a50a
111.243.165.11 0:0:0:0:0:ffff:6ff3:a50b
111.243.165.12 0:0:0:0:0:ffff:6ff3:a50c
111.243.165.13 0:0:0:0:0:ffff:6ff3:a50d
111.243.165.14 0:0:0:0:0:ffff:6ff3:a50e
111.243.165.15 0:0:0:0:0:ffff:6ff3:a50f
111.243.165.16 0:0:0:0:0:ffff:6ff3:a510
111.243.165.17 0:0:0:0:0:ffff:6ff3:a511
111.243.165.18 0:0:0:0:0:ffff:6ff3:a512
111.243.165.19 0:0:0:0:0:ffff:6ff3:a513
111.243.165.20 0:0:0:0:0:ffff:6ff3:a514
111.243.165.21 0:0:0:0:0:ffff:6ff3:a515
111.243.165.22 0:0:0:0:0:ffff:6ff3:a516
111.243.165.23 0:0:0:0:0:ffff:6ff3:a517
111.243.165.24 0:0:0:0:0:ffff:6ff3:a518
111.243.165.25 0:0:0:0:0:ffff:6ff3:a519
111.243.165.26 0:0:0:0:0:ffff:6ff3:a51a
111.243.165.27 0:0:0:0:0:ffff:6ff3:a51b
111.243.165.28 0:0:0:0:0:ffff:6ff3:a51c
111.243.165.29 0:0:0:0:0:ffff:6ff3:a51d
111.243.165.30 0:0:0:0:0:ffff:6ff3:a51e
111.243.165.31 0:0:0:0:0:ffff:6ff3:a51f
111.243.165.32 0:0:0:0:0:ffff:6ff3:a520
111.243.165.33 0:0:0:0:0:ffff:6ff3:a521
111.243.165.34 0:0:0:0:0:ffff:6ff3:a522
111.243.165.35 0:0:0:0:0:ffff:6ff3:a523
111.243.165.36 0:0:0:0:0:ffff:6ff3:a524
111.243.165.37 0:0:0:0:0:ffff:6ff3:a525
111.243.165.38 0:0:0:0:0:ffff:6ff3:a526
111.243.165.39 0:0:0:0:0:ffff:6ff3:a527
111.243.165.40 0:0:0:0:0:ffff:6ff3:a528
111.243.165.41 0:0:0:0:0:ffff:6ff3:a529
111.243.165.42 0:0:0:0:0:ffff:6ff3:a52a
111.243.165.43 0:0:0:0:0:ffff:6ff3:a52b
111.243.165.44 0:0:0:0:0:ffff:6ff3:a52c
111.243.165.45 0:0:0:0:0:ffff:6ff3:a52d
111.243.165.46 0:0:0:0:0:ffff:6ff3:a52e
111.243.165.47 0:0:0:0:0:ffff:6ff3:a52f
111.243.165.48 0:0:0:0:0:ffff:6ff3:a530
111.243.165.49 0:0:0:0:0:ffff:6ff3:a531
111.243.165.50 0:0:0:0:0:ffff:6ff3:a532
111.243.165.51 0:0:0:0:0:ffff:6ff3:a533
111.243.165.52 0:0:0:0:0:ffff:6ff3:a534
111.243.165.53 0:0:0:0:0:ffff:6ff3:a535
111.243.165.54 0:0:0:0:0:ffff:6ff3:a536
111.243.165.55 0:0:0:0:0:ffff:6ff3:a537
111.243.165.56 0:0:0:0:0:ffff:6ff3:a538
111.243.165.57 0:0:0:0:0:ffff:6ff3:a539
111.243.165.58 0:0:0:0:0:ffff:6ff3:a53a
111.243.165.59 0:0:0:0:0:ffff:6ff3:a53b
111.243.165.60 0:0:0:0:0:ffff:6ff3:a53c


111.243.165.61 0:0:0:0:0:ffff:6ff3:a53d
111.243.165.62 0:0:0:0:0:ffff:6ff3:a53e
111.243.165.63 0:0:0:0:0:ffff:6ff3:a53f
111.243.165.64 0:0:0:0:0:ffff:6ff3:a540
111.243.165.65 0:0:0:0:0:ffff:6ff3:a541
111.243.165.66 0:0:0:0:0:ffff:6ff3:a542
111.243.165.67 0:0:0:0:0:ffff:6ff3:a543
111.243.165.68 0:0:0:0:0:ffff:6ff3:a544
111.243.165.69 0:0:0:0:0:ffff:6ff3:a545
111.243.165.70 0:0:0:0:0:ffff:6ff3:a546
111.243.165.71 0:0:0:0:0:ffff:6ff3:a547
111.243.165.72 0:0:0:0:0:ffff:6ff3:a548
111.243.165.73 0:0:0:0:0:ffff:6ff3:a549
111.243.165.74 0:0:0:0:0:ffff:6ff3:a54a
111.243.165.75 0:0:0:0:0:ffff:6ff3:a54b
111.243.165.76 0:0:0:0:0:ffff:6ff3:a54c
111.243.165.77 0:0:0:0:0:ffff:6ff3:a54d
111.243.165.78 0:0:0:0:0:ffff:6ff3:a54e
111.243.165.79 0:0:0:0:0:ffff:6ff3:a54f
111.243.165.80 0:0:0:0:0:ffff:6ff3:a550
111.243.165.81 0:0:0:0:0:ffff:6ff3:a551
111.243.165.82 0:0:0:0:0:ffff:6ff3:a552
111.243.165.83 0:0:0:0:0:ffff:6ff3:a553
111.243.165.84 0:0:0:0:0:ffff:6ff3:a554
111.243.165.85 0:0:0:0:0:ffff:6ff3:a555
111.243.165.86 0:0:0:0:0:ffff:6ff3:a556
111.243.165.87 0:0:0:0:0:ffff:6ff3:a557
111.243.165.88 0:0:0:0:0:ffff:6ff3:a558
111.243.165.89 0:0:0:0:0:ffff:6ff3:a559
111.243.165.90 0:0:0:0:0:ffff:6ff3:a55a
111.243.165.91 0:0:0:0:0:ffff:6ff3:a55b
111.243.165.92 0:0:0:0:0:ffff:6ff3:a55c
111.243.165.93 0:0:0:0:0:ffff:6ff3:a55d
111.243.165.94 0:0:0:0:0:ffff:6ff3:a55e
111.243.165.95 0:0:0:0:0:ffff:6ff3:a55f
111.243.165.96 0:0:0:0:0:ffff:6ff3:a560
111.243.165.97 0:0:0:0:0:ffff:6ff3:a561
111.243.165.98 0:0:0:0:0:ffff:6ff3:a562
111.243.165.99 0:0:0:0:0:ffff:6ff3:a563
111.243.165.100 0:0:0:0:0:ffff:6ff3:a564
111.243.165.101 0:0:0:0:0:ffff:6ff3:a565
111.243.165.102 0:0:0:0:0:ffff:6ff3:a566
111.243.165.103 0:0:0:0:0:ffff:6ff3:a567
111.243.165.104 0:0:0:0:0:ffff:6ff3:a568
111.243.165.105 0:0:0:0:0:ffff:6ff3:a569
111.243.165.106 0:0:0:0:0:ffff:6ff3:a56a
111.243.165.107 0:0:0:0:0:ffff:6ff3:a56b
111.243.165.108 0:0:0:0:0:ffff:6ff3:a56c
111.243.165.109 0:0:0:0:0:ffff:6ff3:a56d
111.243.165.110 0:0:0:0:0:ffff:6ff3:a56e
111.243.165.111 0:0:0:0:0:ffff:6ff3:a56f
111.243.165.112 0:0:0:0:0:ffff:6ff3:a570
111.243.165.113 0:0:0:0:0:ffff:6ff3:a571
111.243.165.114 0:0:0:0:0:ffff:6ff3:a572
111.243.165.115 0:0:0:0:0:ffff:6ff3:a573
111.243.165.116 0:0:0:0:0:ffff:6ff3:a574
111.243.165.117 0:0:0:0:0:ffff:6ff3:a575
111.243.165.118 0:0:0:0:0:ffff:6ff3:a576
111.243.165.119 0:0:0:0:0:ffff:6ff3:a577
111.243.165.120 0:0:0:0:0:ffff:6ff3:a578


111.243.165.121 0:0:0:0:0:ffff:6ff3:a579
111.243.165.122 0:0:0:0:0:ffff:6ff3:a57a
111.243.165.123 0:0:0:0:0:ffff:6ff3:a57b
111.243.165.124 0:0:0:0:0:ffff:6ff3:a57c
111.243.165.125 0:0:0:0:0:ffff:6ff3:a57d
111.243.165.126 0:0:0:0:0:ffff:6ff3:a57e
111.243.165.127 0:0:0:0:0:ffff:6ff3:a57f
111.243.165.128 0:0:0:0:0:ffff:6ff3:a580
111.243.165.129 0:0:0:0:0:ffff:6ff3:a581
111.243.165.130 0:0:0:0:0:ffff:6ff3:a582
111.243.165.131 0:0:0:0:0:ffff:6ff3:a583
111.243.165.132 0:0:0:0:0:ffff:6ff3:a584
111.243.165.133 0:0:0:0:0:ffff:6ff3:a585
111.243.165.134 0:0:0:0:0:ffff:6ff3:a586
111.243.165.135 0:0:0:0:0:ffff:6ff3:a587
111.243.165.136 0:0:0:0:0:ffff:6ff3:a588
111.243.165.137 0:0:0:0:0:ffff:6ff3:a589
111.243.165.138 0:0:0:0:0:ffff:6ff3:a58a
111.243.165.139 0:0:0:0:0:ffff:6ff3:a58b
111.243.165.140 0:0:0:0:0:ffff:6ff3:a58c
111.243.165.141 0:0:0:0:0:ffff:6ff3:a58d
111.243.165.142 0:0:0:0:0:ffff:6ff3:a58e
111.243.165.143 0:0:0:0:0:ffff:6ff3:a58f
111.243.165.144 0:0:0:0:0:ffff:6ff3:a590
111.243.165.145 0:0:0:0:0:ffff:6ff3:a591
111.243.165.146 0:0:0:0:0:ffff:6ff3:a592
111.243.165.147 0:0:0:0:0:ffff:6ff3:a593
111.243.165.148 0:0:0:0:0:ffff:6ff3:a594
111.243.165.149 0:0:0:0:0:ffff:6ff3:a595
111.243.165.150 0:0:0:0:0:ffff:6ff3:a596
111.243.165.151 0:0:0:0:0:ffff:6ff3:a597
111.243.165.152 0:0:0:0:0:ffff:6ff3:a598
111.243.165.153 0:0:0:0:0:ffff:6ff3:a599
111.243.165.154 0:0:0:0:0:ffff:6ff3:a59a
111.243.165.155 0:0:0:0:0:ffff:6ff3:a59b
111.243.165.156 0:0:0:0:0:ffff:6ff3:a59c
111.243.165.157 0:0:0:0:0:ffff:6ff3:a59d
111.243.165.158 0:0:0:0:0:ffff:6ff3:a59e
111.243.165.159 0:0:0:0:0:ffff:6ff3:a59f
111.243.165.160 0:0:0:0:0:ffff:6ff3:a5a0
111.243.165.161 0:0:0:0:0:ffff:6ff3:a5a1
111.243.165.162 0:0:0:0:0:ffff:6ff3:a5a2
111.243.165.163 0:0:0:0:0:ffff:6ff3:a5a3
111.243.165.164 0:0:0:0:0:ffff:6ff3:a5a4
111.243.165.165 0:0:0:0:0:ffff:6ff3:a5a5
111.243.165.166 0:0:0:0:0:ffff:6ff3:a5a6
111.243.165.167 0:0:0:0:0:ffff:6ff3:a5a7
111.243.165.168 0:0:0:0:0:ffff:6ff3:a5a8
111.243.165.169 0:0:0:0:0:ffff:6ff3:a5a9
111.243.165.170 0:0:0:0:0:ffff:6ff3:a5aa
111.243.165.171 0:0:0:0:0:ffff:6ff3:a5ab
111.243.165.172 0:0:0:0:0:ffff:6ff3:a5ac
111.243.165.173 0:0:0:0:0:ffff:6ff3:a5ad
111.243.165.174 0:0:0:0:0:ffff:6ff3:a5ae
111.243.165.175 0:0:0:0:0:ffff:6ff3:a5af
111.243.165.176 0:0:0:0:0:ffff:6ff3:a5b0
111.243.165.177 0:0:0:0:0:ffff:6ff3:a5b1
111.243.165.178 0:0:0:0:0:ffff:6ff3:a5b2
111.243.165.179 0:0:0:0:0:ffff:6ff3:a5b3
111.243.165.180 0:0:0:0:0:ffff:6ff3:a5b4


111.243.165.181 0:0:0:0:0:ffff:6ff3:a5b5
111.243.165.182 0:0:0:0:0:ffff:6ff3:a5b6
111.243.165.183 0:0:0:0:0:ffff:6ff3:a5b7
111.243.165.184 0:0:0:0:0:ffff:6ff3:a5b8
111.243.165.185 0:0:0:0:0:ffff:6ff3:a5b9
111.243.165.186 0:0:0:0:0:ffff:6ff3:a5ba
111.243.165.187 0:0:0:0:0:ffff:6ff3:a5bb
111.243.165.188 0:0:0:0:0:ffff:6ff3:a5bc
111.243.165.189 0:0:0:0:0:ffff:6ff3:a5bd
111.243.165.190 0:0:0:0:0:ffff:6ff3:a5be
111.243.165.191 0:0:0:0:0:ffff:6ff3:a5bf
111.243.165.192 0:0:0:0:0:ffff:6ff3:a5c0
111.243.165.193 0:0:0:0:0:ffff:6ff3:a5c1
111.243.165.194 0:0:0:0:0:ffff:6ff3:a5c2
111.243.165.195 0:0:0:0:0:ffff:6ff3:a5c3
111.243.165.196 0:0:0:0:0:ffff:6ff3:a5c4
111.243.165.197 0:0:0:0:0:ffff:6ff3:a5c5
111.243.165.198 0:0:0:0:0:ffff:6ff3:a5c6
111.243.165.199 0:0:0:0:0:ffff:6ff3:a5c7
111.243.165.200 0:0:0:0:0:ffff:6ff3:a5c8
111.243.165.201 0:0:0:0:0:ffff:6ff3:a5c9
111.243.165.202 0:0:0:0:0:ffff:6ff3:a5ca
111.243.165.203 0:0:0:0:0:ffff:6ff3:a5cb
111.243.165.204 0:0:0:0:0:ffff:6ff3:a5cc
111.243.165.205 0:0:0:0:0:ffff:6ff3:a5cd
111.243.165.206 0:0:0:0:0:ffff:6ff3:a5ce
111.243.165.207 0:0:0:0:0:ffff:6ff3:a5cf
111.243.165.208 0:0:0:0:0:ffff:6ff3:a5d0
111.243.165.209 0:0:0:0:0:ffff:6ff3:a5d1
111.243.165.210 0:0:0:0:0:ffff:6ff3:a5d2
111.243.165.211 0:0:0:0:0:ffff:6ff3:a5d3
111.243.165.212 0:0:0:0:0:ffff:6ff3:a5d4
111.243.165.213 0:0:0:0:0:ffff:6ff3:a5d5
111.243.165.214 0:0:0:0:0:ffff:6ff3:a5d6
111.243.165.215 0:0:0:0:0:ffff:6ff3:a5d7
111.243.165.216 0:0:0:0:0:ffff:6ff3:a5d8
111.243.165.217 0:0:0:0:0:ffff:6ff3:a5d9
111.243.165.218 0:0:0:0:0:ffff:6ff3:a5da
111.243.165.219 0:0:0:0:0:ffff:6ff3:a5db
111.243.165.220 0:0:0:0:0:ffff:6ff3:a5dc
111.243.165.221 0:0:0:0:0:ffff:6ff3:a5dd
111.243.165.222 0:0:0:0:0:ffff:6ff3:a5de
111.243.165.223 0:0:0:0:0:ffff:6ff3:a5df
111.243.165.224 0:0:0:0:0:ffff:6ff3:a5e0
111.243.165.225 0:0:0:0:0:ffff:6ff3:a5e1
111.243.165.226 0:0:0:0:0:ffff:6ff3:a5e2
111.243.165.227 0:0:0:0:0:ffff:6ff3:a5e3
111.243.165.228 0:0:0:0:0:ffff:6ff3:a5e4
111.243.165.229 0:0:0:0:0:ffff:6ff3:a5e5
111.243.165.230 0:0:0:0:0:ffff:6ff3:a5e6
111.243.165.231 0:0:0:0:0:ffff:6ff3:a5e7
111.243.165.232 0:0:0:0:0:ffff:6ff3:a5e8
111.243.165.233 0:0:0:0:0:ffff:6ff3:a5e9
111.243.165.234 0:0:0:0:0:ffff:6ff3:a5ea
111.243.165.235 0:0:0:0:0:ffff:6ff3:a5eb
111.243.165.236 0:0:0:0:0:ffff:6ff3:a5ec
111.243.165.237 0:0:0:0:0:ffff:6ff3:a5ed
111.243.165.238 0:0:0:0:0:ffff:6ff3:a5ee
111.243.165.239 0:0:0:0:0:ffff:6ff3:a5ef
111.243.165.240 0:0:0:0:0:ffff:6ff3:a5f0
111.243.165.241 0:0:0:0:0:ffff:6ff3:a5f1
111.243.165.242 0:0:0:0:0:ffff:6ff3:a5f2
111.243.165.243 0:0:0:0:0:ffff:6ff3:a5f3
111.243.165.244 0:0:0:0:0:ffff:6ff3:a5f4
111.243.165.245 0:0:0:0:0:ffff:6ff3:a5f5
111.243.165.246 0:0:0:0:0:ffff:6ff3:a5f6
111.243.165.247 0:0:0:0:0:ffff:6ff3:a5f7
111.243.165.248 0:0:0:0:0:ffff:6ff3:a5f8
111.243.165.249 0:0:0:0:0:ffff:6ff3:a5f9
111.243.165.250 0:0:0:0:0:ffff:6ff3:a5fa
111.243.165.251 0:0:0:0:0:ffff:6ff3:a5fb
111.243.165.252 0:0:0:0:0:ffff:6ff3:a5fc
111.243.165.253 0:0:0:0:0:ffff:6ff3:a5fd
111.243.165.254 0:0:0:0:0:ffff:6ff3:a5fe
111.243.165.255 0:0:0:0:0:ffff:6ff3:a5ff


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.