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
236.166.165.1 0:0:0:0:0:ffff:eca6:a501
236.166.165.2 0:0:0:0:0:ffff:eca6:a502
236.166.165.3 0:0:0:0:0:ffff:eca6:a503
236.166.165.4 0:0:0:0:0:ffff:eca6:a504
236.166.165.5 0:0:0:0:0:ffff:eca6:a505
236.166.165.6 0:0:0:0:0:ffff:eca6:a506
236.166.165.7 0:0:0:0:0:ffff:eca6:a507
236.166.165.8 0:0:0:0:0:ffff:eca6:a508
236.166.165.9 0:0:0:0:0:ffff:eca6:a509
236.166.165.10 0:0:0:0:0:ffff:eca6:a50a
236.166.165.11 0:0:0:0:0:ffff:eca6:a50b
236.166.165.12 0:0:0:0:0:ffff:eca6:a50c
236.166.165.13 0:0:0:0:0:ffff:eca6:a50d
236.166.165.14 0:0:0:0:0:ffff:eca6:a50e
236.166.165.15 0:0:0:0:0:ffff:eca6:a50f
236.166.165.16 0:0:0:0:0:ffff:eca6:a510
236.166.165.17 0:0:0:0:0:ffff:eca6:a511
236.166.165.18 0:0:0:0:0:ffff:eca6:a512
236.166.165.19 0:0:0:0:0:ffff:eca6:a513
236.166.165.20 0:0:0:0:0:ffff:eca6:a514
236.166.165.21 0:0:0:0:0:ffff:eca6:a515
236.166.165.22 0:0:0:0:0:ffff:eca6:a516
236.166.165.23 0:0:0:0:0:ffff:eca6:a517
236.166.165.24 0:0:0:0:0:ffff:eca6:a518
236.166.165.25 0:0:0:0:0:ffff:eca6:a519
236.166.165.26 0:0:0:0:0:ffff:eca6:a51a
236.166.165.27 0:0:0:0:0:ffff:eca6:a51b
236.166.165.28 0:0:0:0:0:ffff:eca6:a51c
236.166.165.29 0:0:0:0:0:ffff:eca6:a51d
236.166.165.30 0:0:0:0:0:ffff:eca6:a51e
236.166.165.31 0:0:0:0:0:ffff:eca6:a51f
236.166.165.32 0:0:0:0:0:ffff:eca6:a520
236.166.165.33 0:0:0:0:0:ffff:eca6:a521
236.166.165.34 0:0:0:0:0:ffff:eca6:a522
236.166.165.35 0:0:0:0:0:ffff:eca6:a523
236.166.165.36 0:0:0:0:0:ffff:eca6:a524
236.166.165.37 0:0:0:0:0:ffff:eca6:a525
236.166.165.38 0:0:0:0:0:ffff:eca6:a526
236.166.165.39 0:0:0:0:0:ffff:eca6:a527
236.166.165.40 0:0:0:0:0:ffff:eca6:a528
236.166.165.41 0:0:0:0:0:ffff:eca6:a529
236.166.165.42 0:0:0:0:0:ffff:eca6:a52a
236.166.165.43 0:0:0:0:0:ffff:eca6:a52b
236.166.165.44 0:0:0:0:0:ffff:eca6:a52c
236.166.165.45 0:0:0:0:0:ffff:eca6:a52d
236.166.165.46 0:0:0:0:0:ffff:eca6:a52e
236.166.165.47 0:0:0:0:0:ffff:eca6:a52f
236.166.165.48 0:0:0:0:0:ffff:eca6:a530
236.166.165.49 0:0:0:0:0:ffff:eca6:a531
236.166.165.50 0:0:0:0:0:ffff:eca6:a532
236.166.165.51 0:0:0:0:0:ffff:eca6:a533
236.166.165.52 0:0:0:0:0:ffff:eca6:a534
236.166.165.53 0:0:0:0:0:ffff:eca6:a535
236.166.165.54 0:0:0:0:0:ffff:eca6:a536
236.166.165.55 0:0:0:0:0:ffff:eca6:a537
236.166.165.56 0:0:0:0:0:ffff:eca6:a538
236.166.165.57 0:0:0:0:0:ffff:eca6:a539
236.166.165.58 0:0:0:0:0:ffff:eca6:a53a
236.166.165.59 0:0:0:0:0:ffff:eca6:a53b
236.166.165.60 0:0:0:0:0:ffff:eca6:a53c


236.166.165.61 0:0:0:0:0:ffff:eca6:a53d
236.166.165.62 0:0:0:0:0:ffff:eca6:a53e
236.166.165.63 0:0:0:0:0:ffff:eca6:a53f
236.166.165.64 0:0:0:0:0:ffff:eca6:a540
236.166.165.65 0:0:0:0:0:ffff:eca6:a541
236.166.165.66 0:0:0:0:0:ffff:eca6:a542
236.166.165.67 0:0:0:0:0:ffff:eca6:a543
236.166.165.68 0:0:0:0:0:ffff:eca6:a544
236.166.165.69 0:0:0:0:0:ffff:eca6:a545
236.166.165.70 0:0:0:0:0:ffff:eca6:a546
236.166.165.71 0:0:0:0:0:ffff:eca6:a547
236.166.165.72 0:0:0:0:0:ffff:eca6:a548
236.166.165.73 0:0:0:0:0:ffff:eca6:a549
236.166.165.74 0:0:0:0:0:ffff:eca6:a54a
236.166.165.75 0:0:0:0:0:ffff:eca6:a54b
236.166.165.76 0:0:0:0:0:ffff:eca6:a54c
236.166.165.77 0:0:0:0:0:ffff:eca6:a54d
236.166.165.78 0:0:0:0:0:ffff:eca6:a54e
236.166.165.79 0:0:0:0:0:ffff:eca6:a54f
236.166.165.80 0:0:0:0:0:ffff:eca6:a550
236.166.165.81 0:0:0:0:0:ffff:eca6:a551
236.166.165.82 0:0:0:0:0:ffff:eca6:a552
236.166.165.83 0:0:0:0:0:ffff:eca6:a553
236.166.165.84 0:0:0:0:0:ffff:eca6:a554
236.166.165.85 0:0:0:0:0:ffff:eca6:a555
236.166.165.86 0:0:0:0:0:ffff:eca6:a556
236.166.165.87 0:0:0:0:0:ffff:eca6:a557
236.166.165.88 0:0:0:0:0:ffff:eca6:a558
236.166.165.89 0:0:0:0:0:ffff:eca6:a559
236.166.165.90 0:0:0:0:0:ffff:eca6:a55a
236.166.165.91 0:0:0:0:0:ffff:eca6:a55b
236.166.165.92 0:0:0:0:0:ffff:eca6:a55c
236.166.165.93 0:0:0:0:0:ffff:eca6:a55d
236.166.165.94 0:0:0:0:0:ffff:eca6:a55e
236.166.165.95 0:0:0:0:0:ffff:eca6:a55f
236.166.165.96 0:0:0:0:0:ffff:eca6:a560
236.166.165.97 0:0:0:0:0:ffff:eca6:a561
236.166.165.98 0:0:0:0:0:ffff:eca6:a562
236.166.165.99 0:0:0:0:0:ffff:eca6:a563
236.166.165.100 0:0:0:0:0:ffff:eca6:a564
236.166.165.101 0:0:0:0:0:ffff:eca6:a565
236.166.165.102 0:0:0:0:0:ffff:eca6:a566
236.166.165.103 0:0:0:0:0:ffff:eca6:a567
236.166.165.104 0:0:0:0:0:ffff:eca6:a568
236.166.165.105 0:0:0:0:0:ffff:eca6:a569
236.166.165.106 0:0:0:0:0:ffff:eca6:a56a
236.166.165.107 0:0:0:0:0:ffff:eca6:a56b
236.166.165.108 0:0:0:0:0:ffff:eca6:a56c
236.166.165.109 0:0:0:0:0:ffff:eca6:a56d
236.166.165.110 0:0:0:0:0:ffff:eca6:a56e
236.166.165.111 0:0:0:0:0:ffff:eca6:a56f
236.166.165.112 0:0:0:0:0:ffff:eca6:a570
236.166.165.113 0:0:0:0:0:ffff:eca6:a571
236.166.165.114 0:0:0:0:0:ffff:eca6:a572
236.166.165.115 0:0:0:0:0:ffff:eca6:a573
236.166.165.116 0:0:0:0:0:ffff:eca6:a574
236.166.165.117 0:0:0:0:0:ffff:eca6:a575
236.166.165.118 0:0:0:0:0:ffff:eca6:a576
236.166.165.119 0:0:0:0:0:ffff:eca6:a577
236.166.165.120 0:0:0:0:0:ffff:eca6:a578


236.166.165.121 0:0:0:0:0:ffff:eca6:a579
236.166.165.122 0:0:0:0:0:ffff:eca6:a57a
236.166.165.123 0:0:0:0:0:ffff:eca6:a57b
236.166.165.124 0:0:0:0:0:ffff:eca6:a57c
236.166.165.125 0:0:0:0:0:ffff:eca6:a57d
236.166.165.126 0:0:0:0:0:ffff:eca6:a57e
236.166.165.127 0:0:0:0:0:ffff:eca6:a57f
236.166.165.128 0:0:0:0:0:ffff:eca6:a580
236.166.165.129 0:0:0:0:0:ffff:eca6:a581
236.166.165.130 0:0:0:0:0:ffff:eca6:a582
236.166.165.131 0:0:0:0:0:ffff:eca6:a583
236.166.165.132 0:0:0:0:0:ffff:eca6:a584
236.166.165.133 0:0:0:0:0:ffff:eca6:a585
236.166.165.134 0:0:0:0:0:ffff:eca6:a586
236.166.165.135 0:0:0:0:0:ffff:eca6:a587
236.166.165.136 0:0:0:0:0:ffff:eca6:a588
236.166.165.137 0:0:0:0:0:ffff:eca6:a589
236.166.165.138 0:0:0:0:0:ffff:eca6:a58a
236.166.165.139 0:0:0:0:0:ffff:eca6:a58b
236.166.165.140 0:0:0:0:0:ffff:eca6:a58c
236.166.165.141 0:0:0:0:0:ffff:eca6:a58d
236.166.165.142 0:0:0:0:0:ffff:eca6:a58e
236.166.165.143 0:0:0:0:0:ffff:eca6:a58f
236.166.165.144 0:0:0:0:0:ffff:eca6:a590
236.166.165.145 0:0:0:0:0:ffff:eca6:a591
236.166.165.146 0:0:0:0:0:ffff:eca6:a592
236.166.165.147 0:0:0:0:0:ffff:eca6:a593
236.166.165.148 0:0:0:0:0:ffff:eca6:a594
236.166.165.149 0:0:0:0:0:ffff:eca6:a595
236.166.165.150 0:0:0:0:0:ffff:eca6:a596
236.166.165.151 0:0:0:0:0:ffff:eca6:a597
236.166.165.152 0:0:0:0:0:ffff:eca6:a598
236.166.165.153 0:0:0:0:0:ffff:eca6:a599
236.166.165.154 0:0:0:0:0:ffff:eca6:a59a
236.166.165.155 0:0:0:0:0:ffff:eca6:a59b
236.166.165.156 0:0:0:0:0:ffff:eca6:a59c
236.166.165.157 0:0:0:0:0:ffff:eca6:a59d
236.166.165.158 0:0:0:0:0:ffff:eca6:a59e
236.166.165.159 0:0:0:0:0:ffff:eca6:a59f
236.166.165.160 0:0:0:0:0:ffff:eca6:a5a0
236.166.165.161 0:0:0:0:0:ffff:eca6:a5a1
236.166.165.162 0:0:0:0:0:ffff:eca6:a5a2
236.166.165.163 0:0:0:0:0:ffff:eca6:a5a3
236.166.165.164 0:0:0:0:0:ffff:eca6:a5a4
236.166.165.165 0:0:0:0:0:ffff:eca6:a5a5
236.166.165.166 0:0:0:0:0:ffff:eca6:a5a6
236.166.165.167 0:0:0:0:0:ffff:eca6:a5a7
236.166.165.168 0:0:0:0:0:ffff:eca6:a5a8
236.166.165.169 0:0:0:0:0:ffff:eca6:a5a9
236.166.165.170 0:0:0:0:0:ffff:eca6:a5aa
236.166.165.171 0:0:0:0:0:ffff:eca6:a5ab
236.166.165.172 0:0:0:0:0:ffff:eca6:a5ac
236.166.165.173 0:0:0:0:0:ffff:eca6:a5ad
236.166.165.174 0:0:0:0:0:ffff:eca6:a5ae
236.166.165.175 0:0:0:0:0:ffff:eca6:a5af
236.166.165.176 0:0:0:0:0:ffff:eca6:a5b0
236.166.165.177 0:0:0:0:0:ffff:eca6:a5b1
236.166.165.178 0:0:0:0:0:ffff:eca6:a5b2
236.166.165.179 0:0:0:0:0:ffff:eca6:a5b3
236.166.165.180 0:0:0:0:0:ffff:eca6:a5b4


236.166.165.181 0:0:0:0:0:ffff:eca6:a5b5
236.166.165.182 0:0:0:0:0:ffff:eca6:a5b6
236.166.165.183 0:0:0:0:0:ffff:eca6:a5b7
236.166.165.184 0:0:0:0:0:ffff:eca6:a5b8
236.166.165.185 0:0:0:0:0:ffff:eca6:a5b9
236.166.165.186 0:0:0:0:0:ffff:eca6:a5ba
236.166.165.187 0:0:0:0:0:ffff:eca6:a5bb
236.166.165.188 0:0:0:0:0:ffff:eca6:a5bc
236.166.165.189 0:0:0:0:0:ffff:eca6:a5bd
236.166.165.190 0:0:0:0:0:ffff:eca6:a5be
236.166.165.191 0:0:0:0:0:ffff:eca6:a5bf
236.166.165.192 0:0:0:0:0:ffff:eca6:a5c0
236.166.165.193 0:0:0:0:0:ffff:eca6:a5c1
236.166.165.194 0:0:0:0:0:ffff:eca6:a5c2
236.166.165.195 0:0:0:0:0:ffff:eca6:a5c3
236.166.165.196 0:0:0:0:0:ffff:eca6:a5c4
236.166.165.197 0:0:0:0:0:ffff:eca6:a5c5
236.166.165.198 0:0:0:0:0:ffff:eca6:a5c6
236.166.165.199 0:0:0:0:0:ffff:eca6:a5c7
236.166.165.200 0:0:0:0:0:ffff:eca6:a5c8
236.166.165.201 0:0:0:0:0:ffff:eca6:a5c9
236.166.165.202 0:0:0:0:0:ffff:eca6:a5ca
236.166.165.203 0:0:0:0:0:ffff:eca6:a5cb
236.166.165.204 0:0:0:0:0:ffff:eca6:a5cc
236.166.165.205 0:0:0:0:0:ffff:eca6:a5cd
236.166.165.206 0:0:0:0:0:ffff:eca6:a5ce
236.166.165.207 0:0:0:0:0:ffff:eca6:a5cf
236.166.165.208 0:0:0:0:0:ffff:eca6:a5d0
236.166.165.209 0:0:0:0:0:ffff:eca6:a5d1
236.166.165.210 0:0:0:0:0:ffff:eca6:a5d2
236.166.165.211 0:0:0:0:0:ffff:eca6:a5d3
236.166.165.212 0:0:0:0:0:ffff:eca6:a5d4
236.166.165.213 0:0:0:0:0:ffff:eca6:a5d5
236.166.165.214 0:0:0:0:0:ffff:eca6:a5d6
236.166.165.215 0:0:0:0:0:ffff:eca6:a5d7
236.166.165.216 0:0:0:0:0:ffff:eca6:a5d8
236.166.165.217 0:0:0:0:0:ffff:eca6:a5d9
236.166.165.218 0:0:0:0:0:ffff:eca6:a5da
236.166.165.219 0:0:0:0:0:ffff:eca6:a5db
236.166.165.220 0:0:0:0:0:ffff:eca6:a5dc
236.166.165.221 0:0:0:0:0:ffff:eca6:a5dd
236.166.165.222 0:0:0:0:0:ffff:eca6:a5de
236.166.165.223 0:0:0:0:0:ffff:eca6:a5df
236.166.165.224 0:0:0:0:0:ffff:eca6:a5e0
236.166.165.225 0:0:0:0:0:ffff:eca6:a5e1
236.166.165.226 0:0:0:0:0:ffff:eca6:a5e2
236.166.165.227 0:0:0:0:0:ffff:eca6:a5e3
236.166.165.228 0:0:0:0:0:ffff:eca6:a5e4
236.166.165.229 0:0:0:0:0:ffff:eca6:a5e5
236.166.165.230 0:0:0:0:0:ffff:eca6:a5e6
236.166.165.231 0:0:0:0:0:ffff:eca6:a5e7
236.166.165.232 0:0:0:0:0:ffff:eca6:a5e8
236.166.165.233 0:0:0:0:0:ffff:eca6:a5e9
236.166.165.234 0:0:0:0:0:ffff:eca6:a5ea
236.166.165.235 0:0:0:0:0:ffff:eca6:a5eb
236.166.165.236 0:0:0:0:0:ffff:eca6:a5ec
236.166.165.237 0:0:0:0:0:ffff:eca6:a5ed
236.166.165.238 0:0:0:0:0:ffff:eca6:a5ee
236.166.165.239 0:0:0:0:0:ffff:eca6:a5ef
236.166.165.240 0:0:0:0:0:ffff:eca6:a5f0
236.166.165.241 0:0:0:0:0:ffff:eca6:a5f1
236.166.165.242 0:0:0:0:0:ffff:eca6:a5f2
236.166.165.243 0:0:0:0:0:ffff:eca6:a5f3
236.166.165.244 0:0:0:0:0:ffff:eca6:a5f4
236.166.165.245 0:0:0:0:0:ffff:eca6:a5f5
236.166.165.246 0:0:0:0:0:ffff:eca6:a5f6
236.166.165.247 0:0:0:0:0:ffff:eca6:a5f7
236.166.165.248 0:0:0:0:0:ffff:eca6:a5f8
236.166.165.249 0:0:0:0:0:ffff:eca6:a5f9
236.166.165.250 0:0:0:0:0:ffff:eca6:a5fa
236.166.165.251 0:0:0:0:0:ffff:eca6:a5fb
236.166.165.252 0:0:0:0:0:ffff:eca6:a5fc
236.166.165.253 0:0:0:0:0:ffff:eca6:a5fd
236.166.165.254 0:0:0:0:0:ffff:eca6:a5fe
236.166.165.255 0:0:0:0:0:ffff:eca6: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.