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
165.77.213.1 0:0:0:0:0:ffff:a54d:d501
165.77.213.2 0:0:0:0:0:ffff:a54d:d502
165.77.213.3 0:0:0:0:0:ffff:a54d:d503
165.77.213.4 0:0:0:0:0:ffff:a54d:d504
165.77.213.5 0:0:0:0:0:ffff:a54d:d505
165.77.213.6 0:0:0:0:0:ffff:a54d:d506
165.77.213.7 0:0:0:0:0:ffff:a54d:d507
165.77.213.8 0:0:0:0:0:ffff:a54d:d508
165.77.213.9 0:0:0:0:0:ffff:a54d:d509
165.77.213.10 0:0:0:0:0:ffff:a54d:d50a
165.77.213.11 0:0:0:0:0:ffff:a54d:d50b
165.77.213.12 0:0:0:0:0:ffff:a54d:d50c
165.77.213.13 0:0:0:0:0:ffff:a54d:d50d
165.77.213.14 0:0:0:0:0:ffff:a54d:d50e
165.77.213.15 0:0:0:0:0:ffff:a54d:d50f
165.77.213.16 0:0:0:0:0:ffff:a54d:d510
165.77.213.17 0:0:0:0:0:ffff:a54d:d511
165.77.213.18 0:0:0:0:0:ffff:a54d:d512
165.77.213.19 0:0:0:0:0:ffff:a54d:d513
165.77.213.20 0:0:0:0:0:ffff:a54d:d514
165.77.213.21 0:0:0:0:0:ffff:a54d:d515
165.77.213.22 0:0:0:0:0:ffff:a54d:d516
165.77.213.23 0:0:0:0:0:ffff:a54d:d517
165.77.213.24 0:0:0:0:0:ffff:a54d:d518
165.77.213.25 0:0:0:0:0:ffff:a54d:d519
165.77.213.26 0:0:0:0:0:ffff:a54d:d51a
165.77.213.27 0:0:0:0:0:ffff:a54d:d51b
165.77.213.28 0:0:0:0:0:ffff:a54d:d51c
165.77.213.29 0:0:0:0:0:ffff:a54d:d51d
165.77.213.30 0:0:0:0:0:ffff:a54d:d51e
165.77.213.31 0:0:0:0:0:ffff:a54d:d51f
165.77.213.32 0:0:0:0:0:ffff:a54d:d520
165.77.213.33 0:0:0:0:0:ffff:a54d:d521
165.77.213.34 0:0:0:0:0:ffff:a54d:d522
165.77.213.35 0:0:0:0:0:ffff:a54d:d523
165.77.213.36 0:0:0:0:0:ffff:a54d:d524
165.77.213.37 0:0:0:0:0:ffff:a54d:d525
165.77.213.38 0:0:0:0:0:ffff:a54d:d526
165.77.213.39 0:0:0:0:0:ffff:a54d:d527
165.77.213.40 0:0:0:0:0:ffff:a54d:d528
165.77.213.41 0:0:0:0:0:ffff:a54d:d529
165.77.213.42 0:0:0:0:0:ffff:a54d:d52a
165.77.213.43 0:0:0:0:0:ffff:a54d:d52b
165.77.213.44 0:0:0:0:0:ffff:a54d:d52c
165.77.213.45 0:0:0:0:0:ffff:a54d:d52d
165.77.213.46 0:0:0:0:0:ffff:a54d:d52e
165.77.213.47 0:0:0:0:0:ffff:a54d:d52f
165.77.213.48 0:0:0:0:0:ffff:a54d:d530
165.77.213.49 0:0:0:0:0:ffff:a54d:d531
165.77.213.50 0:0:0:0:0:ffff:a54d:d532
165.77.213.51 0:0:0:0:0:ffff:a54d:d533
165.77.213.52 0:0:0:0:0:ffff:a54d:d534
165.77.213.53 0:0:0:0:0:ffff:a54d:d535
165.77.213.54 0:0:0:0:0:ffff:a54d:d536
165.77.213.55 0:0:0:0:0:ffff:a54d:d537
165.77.213.56 0:0:0:0:0:ffff:a54d:d538
165.77.213.57 0:0:0:0:0:ffff:a54d:d539
165.77.213.58 0:0:0:0:0:ffff:a54d:d53a
165.77.213.59 0:0:0:0:0:ffff:a54d:d53b
165.77.213.60 0:0:0:0:0:ffff:a54d:d53c


165.77.213.61 0:0:0:0:0:ffff:a54d:d53d
165.77.213.62 0:0:0:0:0:ffff:a54d:d53e
165.77.213.63 0:0:0:0:0:ffff:a54d:d53f
165.77.213.64 0:0:0:0:0:ffff:a54d:d540
165.77.213.65 0:0:0:0:0:ffff:a54d:d541
165.77.213.66 0:0:0:0:0:ffff:a54d:d542
165.77.213.67 0:0:0:0:0:ffff:a54d:d543
165.77.213.68 0:0:0:0:0:ffff:a54d:d544
165.77.213.69 0:0:0:0:0:ffff:a54d:d545
165.77.213.70 0:0:0:0:0:ffff:a54d:d546
165.77.213.71 0:0:0:0:0:ffff:a54d:d547
165.77.213.72 0:0:0:0:0:ffff:a54d:d548
165.77.213.73 0:0:0:0:0:ffff:a54d:d549
165.77.213.74 0:0:0:0:0:ffff:a54d:d54a
165.77.213.75 0:0:0:0:0:ffff:a54d:d54b
165.77.213.76 0:0:0:0:0:ffff:a54d:d54c
165.77.213.77 0:0:0:0:0:ffff:a54d:d54d
165.77.213.78 0:0:0:0:0:ffff:a54d:d54e
165.77.213.79 0:0:0:0:0:ffff:a54d:d54f
165.77.213.80 0:0:0:0:0:ffff:a54d:d550
165.77.213.81 0:0:0:0:0:ffff:a54d:d551
165.77.213.82 0:0:0:0:0:ffff:a54d:d552
165.77.213.83 0:0:0:0:0:ffff:a54d:d553
165.77.213.84 0:0:0:0:0:ffff:a54d:d554
165.77.213.85 0:0:0:0:0:ffff:a54d:d555
165.77.213.86 0:0:0:0:0:ffff:a54d:d556
165.77.213.87 0:0:0:0:0:ffff:a54d:d557
165.77.213.88 0:0:0:0:0:ffff:a54d:d558
165.77.213.89 0:0:0:0:0:ffff:a54d:d559
165.77.213.90 0:0:0:0:0:ffff:a54d:d55a
165.77.213.91 0:0:0:0:0:ffff:a54d:d55b
165.77.213.92 0:0:0:0:0:ffff:a54d:d55c
165.77.213.93 0:0:0:0:0:ffff:a54d:d55d
165.77.213.94 0:0:0:0:0:ffff:a54d:d55e
165.77.213.95 0:0:0:0:0:ffff:a54d:d55f
165.77.213.96 0:0:0:0:0:ffff:a54d:d560
165.77.213.97 0:0:0:0:0:ffff:a54d:d561
165.77.213.98 0:0:0:0:0:ffff:a54d:d562
165.77.213.99 0:0:0:0:0:ffff:a54d:d563
165.77.213.100 0:0:0:0:0:ffff:a54d:d564
165.77.213.101 0:0:0:0:0:ffff:a54d:d565
165.77.213.102 0:0:0:0:0:ffff:a54d:d566
165.77.213.103 0:0:0:0:0:ffff:a54d:d567
165.77.213.104 0:0:0:0:0:ffff:a54d:d568
165.77.213.105 0:0:0:0:0:ffff:a54d:d569
165.77.213.106 0:0:0:0:0:ffff:a54d:d56a
165.77.213.107 0:0:0:0:0:ffff:a54d:d56b
165.77.213.108 0:0:0:0:0:ffff:a54d:d56c
165.77.213.109 0:0:0:0:0:ffff:a54d:d56d
165.77.213.110 0:0:0:0:0:ffff:a54d:d56e
165.77.213.111 0:0:0:0:0:ffff:a54d:d56f
165.77.213.112 0:0:0:0:0:ffff:a54d:d570
165.77.213.113 0:0:0:0:0:ffff:a54d:d571
165.77.213.114 0:0:0:0:0:ffff:a54d:d572
165.77.213.115 0:0:0:0:0:ffff:a54d:d573
165.77.213.116 0:0:0:0:0:ffff:a54d:d574
165.77.213.117 0:0:0:0:0:ffff:a54d:d575
165.77.213.118 0:0:0:0:0:ffff:a54d:d576
165.77.213.119 0:0:0:0:0:ffff:a54d:d577
165.77.213.120 0:0:0:0:0:ffff:a54d:d578


165.77.213.121 0:0:0:0:0:ffff:a54d:d579
165.77.213.122 0:0:0:0:0:ffff:a54d:d57a
165.77.213.123 0:0:0:0:0:ffff:a54d:d57b
165.77.213.124 0:0:0:0:0:ffff:a54d:d57c
165.77.213.125 0:0:0:0:0:ffff:a54d:d57d
165.77.213.126 0:0:0:0:0:ffff:a54d:d57e
165.77.213.127 0:0:0:0:0:ffff:a54d:d57f
165.77.213.128 0:0:0:0:0:ffff:a54d:d580
165.77.213.129 0:0:0:0:0:ffff:a54d:d581
165.77.213.130 0:0:0:0:0:ffff:a54d:d582
165.77.213.131 0:0:0:0:0:ffff:a54d:d583
165.77.213.132 0:0:0:0:0:ffff:a54d:d584
165.77.213.133 0:0:0:0:0:ffff:a54d:d585
165.77.213.134 0:0:0:0:0:ffff:a54d:d586
165.77.213.135 0:0:0:0:0:ffff:a54d:d587
165.77.213.136 0:0:0:0:0:ffff:a54d:d588
165.77.213.137 0:0:0:0:0:ffff:a54d:d589
165.77.213.138 0:0:0:0:0:ffff:a54d:d58a
165.77.213.139 0:0:0:0:0:ffff:a54d:d58b
165.77.213.140 0:0:0:0:0:ffff:a54d:d58c
165.77.213.141 0:0:0:0:0:ffff:a54d:d58d
165.77.213.142 0:0:0:0:0:ffff:a54d:d58e
165.77.213.143 0:0:0:0:0:ffff:a54d:d58f
165.77.213.144 0:0:0:0:0:ffff:a54d:d590
165.77.213.145 0:0:0:0:0:ffff:a54d:d591
165.77.213.146 0:0:0:0:0:ffff:a54d:d592
165.77.213.147 0:0:0:0:0:ffff:a54d:d593
165.77.213.148 0:0:0:0:0:ffff:a54d:d594
165.77.213.149 0:0:0:0:0:ffff:a54d:d595
165.77.213.150 0:0:0:0:0:ffff:a54d:d596
165.77.213.151 0:0:0:0:0:ffff:a54d:d597
165.77.213.152 0:0:0:0:0:ffff:a54d:d598
165.77.213.153 0:0:0:0:0:ffff:a54d:d599
165.77.213.154 0:0:0:0:0:ffff:a54d:d59a
165.77.213.155 0:0:0:0:0:ffff:a54d:d59b
165.77.213.156 0:0:0:0:0:ffff:a54d:d59c
165.77.213.157 0:0:0:0:0:ffff:a54d:d59d
165.77.213.158 0:0:0:0:0:ffff:a54d:d59e
165.77.213.159 0:0:0:0:0:ffff:a54d:d59f
165.77.213.160 0:0:0:0:0:ffff:a54d:d5a0
165.77.213.161 0:0:0:0:0:ffff:a54d:d5a1
165.77.213.162 0:0:0:0:0:ffff:a54d:d5a2
165.77.213.163 0:0:0:0:0:ffff:a54d:d5a3
165.77.213.164 0:0:0:0:0:ffff:a54d:d5a4
165.77.213.165 0:0:0:0:0:ffff:a54d:d5a5
165.77.213.166 0:0:0:0:0:ffff:a54d:d5a6
165.77.213.167 0:0:0:0:0:ffff:a54d:d5a7
165.77.213.168 0:0:0:0:0:ffff:a54d:d5a8
165.77.213.169 0:0:0:0:0:ffff:a54d:d5a9
165.77.213.170 0:0:0:0:0:ffff:a54d:d5aa
165.77.213.171 0:0:0:0:0:ffff:a54d:d5ab
165.77.213.172 0:0:0:0:0:ffff:a54d:d5ac
165.77.213.173 0:0:0:0:0:ffff:a54d:d5ad
165.77.213.174 0:0:0:0:0:ffff:a54d:d5ae
165.77.213.175 0:0:0:0:0:ffff:a54d:d5af
165.77.213.176 0:0:0:0:0:ffff:a54d:d5b0
165.77.213.177 0:0:0:0:0:ffff:a54d:d5b1
165.77.213.178 0:0:0:0:0:ffff:a54d:d5b2
165.77.213.179 0:0:0:0:0:ffff:a54d:d5b3
165.77.213.180 0:0:0:0:0:ffff:a54d:d5b4


165.77.213.181 0:0:0:0:0:ffff:a54d:d5b5
165.77.213.182 0:0:0:0:0:ffff:a54d:d5b6
165.77.213.183 0:0:0:0:0:ffff:a54d:d5b7
165.77.213.184 0:0:0:0:0:ffff:a54d:d5b8
165.77.213.185 0:0:0:0:0:ffff:a54d:d5b9
165.77.213.186 0:0:0:0:0:ffff:a54d:d5ba
165.77.213.187 0:0:0:0:0:ffff:a54d:d5bb
165.77.213.188 0:0:0:0:0:ffff:a54d:d5bc
165.77.213.189 0:0:0:0:0:ffff:a54d:d5bd
165.77.213.190 0:0:0:0:0:ffff:a54d:d5be
165.77.213.191 0:0:0:0:0:ffff:a54d:d5bf
165.77.213.192 0:0:0:0:0:ffff:a54d:d5c0
165.77.213.193 0:0:0:0:0:ffff:a54d:d5c1
165.77.213.194 0:0:0:0:0:ffff:a54d:d5c2
165.77.213.195 0:0:0:0:0:ffff:a54d:d5c3
165.77.213.196 0:0:0:0:0:ffff:a54d:d5c4
165.77.213.197 0:0:0:0:0:ffff:a54d:d5c5
165.77.213.198 0:0:0:0:0:ffff:a54d:d5c6
165.77.213.199 0:0:0:0:0:ffff:a54d:d5c7
165.77.213.200 0:0:0:0:0:ffff:a54d:d5c8
165.77.213.201 0:0:0:0:0:ffff:a54d:d5c9
165.77.213.202 0:0:0:0:0:ffff:a54d:d5ca
165.77.213.203 0:0:0:0:0:ffff:a54d:d5cb
165.77.213.204 0:0:0:0:0:ffff:a54d:d5cc
165.77.213.205 0:0:0:0:0:ffff:a54d:d5cd
165.77.213.206 0:0:0:0:0:ffff:a54d:d5ce
165.77.213.207 0:0:0:0:0:ffff:a54d:d5cf
165.77.213.208 0:0:0:0:0:ffff:a54d:d5d0
165.77.213.209 0:0:0:0:0:ffff:a54d:d5d1
165.77.213.210 0:0:0:0:0:ffff:a54d:d5d2
165.77.213.211 0:0:0:0:0:ffff:a54d:d5d3
165.77.213.212 0:0:0:0:0:ffff:a54d:d5d4
165.77.213.213 0:0:0:0:0:ffff:a54d:d5d5
165.77.213.214 0:0:0:0:0:ffff:a54d:d5d6
165.77.213.215 0:0:0:0:0:ffff:a54d:d5d7
165.77.213.216 0:0:0:0:0:ffff:a54d:d5d8
165.77.213.217 0:0:0:0:0:ffff:a54d:d5d9
165.77.213.218 0:0:0:0:0:ffff:a54d:d5da
165.77.213.219 0:0:0:0:0:ffff:a54d:d5db
165.77.213.220 0:0:0:0:0:ffff:a54d:d5dc
165.77.213.221 0:0:0:0:0:ffff:a54d:d5dd
165.77.213.222 0:0:0:0:0:ffff:a54d:d5de
165.77.213.223 0:0:0:0:0:ffff:a54d:d5df
165.77.213.224 0:0:0:0:0:ffff:a54d:d5e0
165.77.213.225 0:0:0:0:0:ffff:a54d:d5e1
165.77.213.226 0:0:0:0:0:ffff:a54d:d5e2
165.77.213.227 0:0:0:0:0:ffff:a54d:d5e3
165.77.213.228 0:0:0:0:0:ffff:a54d:d5e4
165.77.213.229 0:0:0:0:0:ffff:a54d:d5e5
165.77.213.230 0:0:0:0:0:ffff:a54d:d5e6
165.77.213.231 0:0:0:0:0:ffff:a54d:d5e7
165.77.213.232 0:0:0:0:0:ffff:a54d:d5e8
165.77.213.233 0:0:0:0:0:ffff:a54d:d5e9
165.77.213.234 0:0:0:0:0:ffff:a54d:d5ea
165.77.213.235 0:0:0:0:0:ffff:a54d:d5eb
165.77.213.236 0:0:0:0:0:ffff:a54d:d5ec
165.77.213.237 0:0:0:0:0:ffff:a54d:d5ed
165.77.213.238 0:0:0:0:0:ffff:a54d:d5ee
165.77.213.239 0:0:0:0:0:ffff:a54d:d5ef
165.77.213.240 0:0:0:0:0:ffff:a54d:d5f0
165.77.213.241 0:0:0:0:0:ffff:a54d:d5f1
165.77.213.242 0:0:0:0:0:ffff:a54d:d5f2
165.77.213.243 0:0:0:0:0:ffff:a54d:d5f3
165.77.213.244 0:0:0:0:0:ffff:a54d:d5f4
165.77.213.245 0:0:0:0:0:ffff:a54d:d5f5
165.77.213.246 0:0:0:0:0:ffff:a54d:d5f6
165.77.213.247 0:0:0:0:0:ffff:a54d:d5f7
165.77.213.248 0:0:0:0:0:ffff:a54d:d5f8
165.77.213.249 0:0:0:0:0:ffff:a54d:d5f9
165.77.213.250 0:0:0:0:0:ffff:a54d:d5fa
165.77.213.251 0:0:0:0:0:ffff:a54d:d5fb
165.77.213.252 0:0:0:0:0:ffff:a54d:d5fc
165.77.213.253 0:0:0:0:0:ffff:a54d:d5fd
165.77.213.254 0:0:0:0:0:ffff:a54d:d5fe
165.77.213.255 0:0:0:0:0:ffff:a54d:d5ff


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.