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
65.76.213.1 0:0:0:0:0:ffff:414c:d501
65.76.213.2 0:0:0:0:0:ffff:414c:d502
65.76.213.3 0:0:0:0:0:ffff:414c:d503
65.76.213.4 0:0:0:0:0:ffff:414c:d504
65.76.213.5 0:0:0:0:0:ffff:414c:d505
65.76.213.6 0:0:0:0:0:ffff:414c:d506
65.76.213.7 0:0:0:0:0:ffff:414c:d507
65.76.213.8 0:0:0:0:0:ffff:414c:d508
65.76.213.9 0:0:0:0:0:ffff:414c:d509
65.76.213.10 0:0:0:0:0:ffff:414c:d50a
65.76.213.11 0:0:0:0:0:ffff:414c:d50b
65.76.213.12 0:0:0:0:0:ffff:414c:d50c
65.76.213.13 0:0:0:0:0:ffff:414c:d50d
65.76.213.14 0:0:0:0:0:ffff:414c:d50e
65.76.213.15 0:0:0:0:0:ffff:414c:d50f
65.76.213.16 0:0:0:0:0:ffff:414c:d510
65.76.213.17 0:0:0:0:0:ffff:414c:d511
65.76.213.18 0:0:0:0:0:ffff:414c:d512
65.76.213.19 0:0:0:0:0:ffff:414c:d513
65.76.213.20 0:0:0:0:0:ffff:414c:d514
65.76.213.21 0:0:0:0:0:ffff:414c:d515
65.76.213.22 0:0:0:0:0:ffff:414c:d516
65.76.213.23 0:0:0:0:0:ffff:414c:d517
65.76.213.24 0:0:0:0:0:ffff:414c:d518
65.76.213.25 0:0:0:0:0:ffff:414c:d519
65.76.213.26 0:0:0:0:0:ffff:414c:d51a
65.76.213.27 0:0:0:0:0:ffff:414c:d51b
65.76.213.28 0:0:0:0:0:ffff:414c:d51c
65.76.213.29 0:0:0:0:0:ffff:414c:d51d
65.76.213.30 0:0:0:0:0:ffff:414c:d51e
65.76.213.31 0:0:0:0:0:ffff:414c:d51f
65.76.213.32 0:0:0:0:0:ffff:414c:d520
65.76.213.33 0:0:0:0:0:ffff:414c:d521
65.76.213.34 0:0:0:0:0:ffff:414c:d522
65.76.213.35 0:0:0:0:0:ffff:414c:d523
65.76.213.36 0:0:0:0:0:ffff:414c:d524
65.76.213.37 0:0:0:0:0:ffff:414c:d525
65.76.213.38 0:0:0:0:0:ffff:414c:d526
65.76.213.39 0:0:0:0:0:ffff:414c:d527
65.76.213.40 0:0:0:0:0:ffff:414c:d528
65.76.213.41 0:0:0:0:0:ffff:414c:d529
65.76.213.42 0:0:0:0:0:ffff:414c:d52a
65.76.213.43 0:0:0:0:0:ffff:414c:d52b
65.76.213.44 0:0:0:0:0:ffff:414c:d52c
65.76.213.45 0:0:0:0:0:ffff:414c:d52d
65.76.213.46 0:0:0:0:0:ffff:414c:d52e
65.76.213.47 0:0:0:0:0:ffff:414c:d52f
65.76.213.48 0:0:0:0:0:ffff:414c:d530
65.76.213.49 0:0:0:0:0:ffff:414c:d531
65.76.213.50 0:0:0:0:0:ffff:414c:d532
65.76.213.51 0:0:0:0:0:ffff:414c:d533
65.76.213.52 0:0:0:0:0:ffff:414c:d534
65.76.213.53 0:0:0:0:0:ffff:414c:d535
65.76.213.54 0:0:0:0:0:ffff:414c:d536
65.76.213.55 0:0:0:0:0:ffff:414c:d537
65.76.213.56 0:0:0:0:0:ffff:414c:d538
65.76.213.57 0:0:0:0:0:ffff:414c:d539
65.76.213.58 0:0:0:0:0:ffff:414c:d53a
65.76.213.59 0:0:0:0:0:ffff:414c:d53b
65.76.213.60 0:0:0:0:0:ffff:414c:d53c


65.76.213.61 0:0:0:0:0:ffff:414c:d53d
65.76.213.62 0:0:0:0:0:ffff:414c:d53e
65.76.213.63 0:0:0:0:0:ffff:414c:d53f
65.76.213.64 0:0:0:0:0:ffff:414c:d540
65.76.213.65 0:0:0:0:0:ffff:414c:d541
65.76.213.66 0:0:0:0:0:ffff:414c:d542
65.76.213.67 0:0:0:0:0:ffff:414c:d543
65.76.213.68 0:0:0:0:0:ffff:414c:d544
65.76.213.69 0:0:0:0:0:ffff:414c:d545
65.76.213.70 0:0:0:0:0:ffff:414c:d546
65.76.213.71 0:0:0:0:0:ffff:414c:d547
65.76.213.72 0:0:0:0:0:ffff:414c:d548
65.76.213.73 0:0:0:0:0:ffff:414c:d549
65.76.213.74 0:0:0:0:0:ffff:414c:d54a
65.76.213.75 0:0:0:0:0:ffff:414c:d54b
65.76.213.76 0:0:0:0:0:ffff:414c:d54c
65.76.213.77 0:0:0:0:0:ffff:414c:d54d
65.76.213.78 0:0:0:0:0:ffff:414c:d54e
65.76.213.79 0:0:0:0:0:ffff:414c:d54f
65.76.213.80 0:0:0:0:0:ffff:414c:d550
65.76.213.81 0:0:0:0:0:ffff:414c:d551
65.76.213.82 0:0:0:0:0:ffff:414c:d552
65.76.213.83 0:0:0:0:0:ffff:414c:d553
65.76.213.84 0:0:0:0:0:ffff:414c:d554
65.76.213.85 0:0:0:0:0:ffff:414c:d555
65.76.213.86 0:0:0:0:0:ffff:414c:d556
65.76.213.87 0:0:0:0:0:ffff:414c:d557
65.76.213.88 0:0:0:0:0:ffff:414c:d558
65.76.213.89 0:0:0:0:0:ffff:414c:d559
65.76.213.90 0:0:0:0:0:ffff:414c:d55a
65.76.213.91 0:0:0:0:0:ffff:414c:d55b
65.76.213.92 0:0:0:0:0:ffff:414c:d55c
65.76.213.93 0:0:0:0:0:ffff:414c:d55d
65.76.213.94 0:0:0:0:0:ffff:414c:d55e
65.76.213.95 0:0:0:0:0:ffff:414c:d55f
65.76.213.96 0:0:0:0:0:ffff:414c:d560
65.76.213.97 0:0:0:0:0:ffff:414c:d561
65.76.213.98 0:0:0:0:0:ffff:414c:d562
65.76.213.99 0:0:0:0:0:ffff:414c:d563
65.76.213.100 0:0:0:0:0:ffff:414c:d564
65.76.213.101 0:0:0:0:0:ffff:414c:d565
65.76.213.102 0:0:0:0:0:ffff:414c:d566
65.76.213.103 0:0:0:0:0:ffff:414c:d567
65.76.213.104 0:0:0:0:0:ffff:414c:d568
65.76.213.105 0:0:0:0:0:ffff:414c:d569
65.76.213.106 0:0:0:0:0:ffff:414c:d56a
65.76.213.107 0:0:0:0:0:ffff:414c:d56b
65.76.213.108 0:0:0:0:0:ffff:414c:d56c
65.76.213.109 0:0:0:0:0:ffff:414c:d56d
65.76.213.110 0:0:0:0:0:ffff:414c:d56e
65.76.213.111 0:0:0:0:0:ffff:414c:d56f
65.76.213.112 0:0:0:0:0:ffff:414c:d570
65.76.213.113 0:0:0:0:0:ffff:414c:d571
65.76.213.114 0:0:0:0:0:ffff:414c:d572
65.76.213.115 0:0:0:0:0:ffff:414c:d573
65.76.213.116 0:0:0:0:0:ffff:414c:d574
65.76.213.117 0:0:0:0:0:ffff:414c:d575
65.76.213.118 0:0:0:0:0:ffff:414c:d576
65.76.213.119 0:0:0:0:0:ffff:414c:d577
65.76.213.120 0:0:0:0:0:ffff:414c:d578


65.76.213.121 0:0:0:0:0:ffff:414c:d579
65.76.213.122 0:0:0:0:0:ffff:414c:d57a
65.76.213.123 0:0:0:0:0:ffff:414c:d57b
65.76.213.124 0:0:0:0:0:ffff:414c:d57c
65.76.213.125 0:0:0:0:0:ffff:414c:d57d
65.76.213.126 0:0:0:0:0:ffff:414c:d57e
65.76.213.127 0:0:0:0:0:ffff:414c:d57f
65.76.213.128 0:0:0:0:0:ffff:414c:d580
65.76.213.129 0:0:0:0:0:ffff:414c:d581
65.76.213.130 0:0:0:0:0:ffff:414c:d582
65.76.213.131 0:0:0:0:0:ffff:414c:d583
65.76.213.132 0:0:0:0:0:ffff:414c:d584
65.76.213.133 0:0:0:0:0:ffff:414c:d585
65.76.213.134 0:0:0:0:0:ffff:414c:d586
65.76.213.135 0:0:0:0:0:ffff:414c:d587
65.76.213.136 0:0:0:0:0:ffff:414c:d588
65.76.213.137 0:0:0:0:0:ffff:414c:d589
65.76.213.138 0:0:0:0:0:ffff:414c:d58a
65.76.213.139 0:0:0:0:0:ffff:414c:d58b
65.76.213.140 0:0:0:0:0:ffff:414c:d58c
65.76.213.141 0:0:0:0:0:ffff:414c:d58d
65.76.213.142 0:0:0:0:0:ffff:414c:d58e
65.76.213.143 0:0:0:0:0:ffff:414c:d58f
65.76.213.144 0:0:0:0:0:ffff:414c:d590
65.76.213.145 0:0:0:0:0:ffff:414c:d591
65.76.213.146 0:0:0:0:0:ffff:414c:d592
65.76.213.147 0:0:0:0:0:ffff:414c:d593
65.76.213.148 0:0:0:0:0:ffff:414c:d594
65.76.213.149 0:0:0:0:0:ffff:414c:d595
65.76.213.150 0:0:0:0:0:ffff:414c:d596
65.76.213.151 0:0:0:0:0:ffff:414c:d597
65.76.213.152 0:0:0:0:0:ffff:414c:d598
65.76.213.153 0:0:0:0:0:ffff:414c:d599
65.76.213.154 0:0:0:0:0:ffff:414c:d59a
65.76.213.155 0:0:0:0:0:ffff:414c:d59b
65.76.213.156 0:0:0:0:0:ffff:414c:d59c
65.76.213.157 0:0:0:0:0:ffff:414c:d59d
65.76.213.158 0:0:0:0:0:ffff:414c:d59e
65.76.213.159 0:0:0:0:0:ffff:414c:d59f
65.76.213.160 0:0:0:0:0:ffff:414c:d5a0
65.76.213.161 0:0:0:0:0:ffff:414c:d5a1
65.76.213.162 0:0:0:0:0:ffff:414c:d5a2
65.76.213.163 0:0:0:0:0:ffff:414c:d5a3
65.76.213.164 0:0:0:0:0:ffff:414c:d5a4
65.76.213.165 0:0:0:0:0:ffff:414c:d5a5
65.76.213.166 0:0:0:0:0:ffff:414c:d5a6
65.76.213.167 0:0:0:0:0:ffff:414c:d5a7
65.76.213.168 0:0:0:0:0:ffff:414c:d5a8
65.76.213.169 0:0:0:0:0:ffff:414c:d5a9
65.76.213.170 0:0:0:0:0:ffff:414c:d5aa
65.76.213.171 0:0:0:0:0:ffff:414c:d5ab
65.76.213.172 0:0:0:0:0:ffff:414c:d5ac
65.76.213.173 0:0:0:0:0:ffff:414c:d5ad
65.76.213.174 0:0:0:0:0:ffff:414c:d5ae
65.76.213.175 0:0:0:0:0:ffff:414c:d5af
65.76.213.176 0:0:0:0:0:ffff:414c:d5b0
65.76.213.177 0:0:0:0:0:ffff:414c:d5b1
65.76.213.178 0:0:0:0:0:ffff:414c:d5b2
65.76.213.179 0:0:0:0:0:ffff:414c:d5b3
65.76.213.180 0:0:0:0:0:ffff:414c:d5b4


65.76.213.181 0:0:0:0:0:ffff:414c:d5b5
65.76.213.182 0:0:0:0:0:ffff:414c:d5b6
65.76.213.183 0:0:0:0:0:ffff:414c:d5b7
65.76.213.184 0:0:0:0:0:ffff:414c:d5b8
65.76.213.185 0:0:0:0:0:ffff:414c:d5b9
65.76.213.186 0:0:0:0:0:ffff:414c:d5ba
65.76.213.187 0:0:0:0:0:ffff:414c:d5bb
65.76.213.188 0:0:0:0:0:ffff:414c:d5bc
65.76.213.189 0:0:0:0:0:ffff:414c:d5bd
65.76.213.190 0:0:0:0:0:ffff:414c:d5be
65.76.213.191 0:0:0:0:0:ffff:414c:d5bf
65.76.213.192 0:0:0:0:0:ffff:414c:d5c0
65.76.213.193 0:0:0:0:0:ffff:414c:d5c1
65.76.213.194 0:0:0:0:0:ffff:414c:d5c2
65.76.213.195 0:0:0:0:0:ffff:414c:d5c3
65.76.213.196 0:0:0:0:0:ffff:414c:d5c4
65.76.213.197 0:0:0:0:0:ffff:414c:d5c5
65.76.213.198 0:0:0:0:0:ffff:414c:d5c6
65.76.213.199 0:0:0:0:0:ffff:414c:d5c7
65.76.213.200 0:0:0:0:0:ffff:414c:d5c8
65.76.213.201 0:0:0:0:0:ffff:414c:d5c9
65.76.213.202 0:0:0:0:0:ffff:414c:d5ca
65.76.213.203 0:0:0:0:0:ffff:414c:d5cb
65.76.213.204 0:0:0:0:0:ffff:414c:d5cc
65.76.213.205 0:0:0:0:0:ffff:414c:d5cd
65.76.213.206 0:0:0:0:0:ffff:414c:d5ce
65.76.213.207 0:0:0:0:0:ffff:414c:d5cf
65.76.213.208 0:0:0:0:0:ffff:414c:d5d0
65.76.213.209 0:0:0:0:0:ffff:414c:d5d1
65.76.213.210 0:0:0:0:0:ffff:414c:d5d2
65.76.213.211 0:0:0:0:0:ffff:414c:d5d3
65.76.213.212 0:0:0:0:0:ffff:414c:d5d4
65.76.213.213 0:0:0:0:0:ffff:414c:d5d5
65.76.213.214 0:0:0:0:0:ffff:414c:d5d6
65.76.213.215 0:0:0:0:0:ffff:414c:d5d7
65.76.213.216 0:0:0:0:0:ffff:414c:d5d8
65.76.213.217 0:0:0:0:0:ffff:414c:d5d9
65.76.213.218 0:0:0:0:0:ffff:414c:d5da
65.76.213.219 0:0:0:0:0:ffff:414c:d5db
65.76.213.220 0:0:0:0:0:ffff:414c:d5dc
65.76.213.221 0:0:0:0:0:ffff:414c:d5dd
65.76.213.222 0:0:0:0:0:ffff:414c:d5de
65.76.213.223 0:0:0:0:0:ffff:414c:d5df
65.76.213.224 0:0:0:0:0:ffff:414c:d5e0
65.76.213.225 0:0:0:0:0:ffff:414c:d5e1
65.76.213.226 0:0:0:0:0:ffff:414c:d5e2
65.76.213.227 0:0:0:0:0:ffff:414c:d5e3
65.76.213.228 0:0:0:0:0:ffff:414c:d5e4
65.76.213.229 0:0:0:0:0:ffff:414c:d5e5
65.76.213.230 0:0:0:0:0:ffff:414c:d5e6
65.76.213.231 0:0:0:0:0:ffff:414c:d5e7
65.76.213.232 0:0:0:0:0:ffff:414c:d5e8
65.76.213.233 0:0:0:0:0:ffff:414c:d5e9
65.76.213.234 0:0:0:0:0:ffff:414c:d5ea
65.76.213.235 0:0:0:0:0:ffff:414c:d5eb
65.76.213.236 0:0:0:0:0:ffff:414c:d5ec
65.76.213.237 0:0:0:0:0:ffff:414c:d5ed
65.76.213.238 0:0:0:0:0:ffff:414c:d5ee
65.76.213.239 0:0:0:0:0:ffff:414c:d5ef
65.76.213.240 0:0:0:0:0:ffff:414c:d5f0
65.76.213.241 0:0:0:0:0:ffff:414c:d5f1
65.76.213.242 0:0:0:0:0:ffff:414c:d5f2
65.76.213.243 0:0:0:0:0:ffff:414c:d5f3
65.76.213.244 0:0:0:0:0:ffff:414c:d5f4
65.76.213.245 0:0:0:0:0:ffff:414c:d5f5
65.76.213.246 0:0:0:0:0:ffff:414c:d5f6
65.76.213.247 0:0:0:0:0:ffff:414c:d5f7
65.76.213.248 0:0:0:0:0:ffff:414c:d5f8
65.76.213.249 0:0:0:0:0:ffff:414c:d5f9
65.76.213.250 0:0:0:0:0:ffff:414c:d5fa
65.76.213.251 0:0:0:0:0:ffff:414c:d5fb
65.76.213.252 0:0:0:0:0:ffff:414c:d5fc
65.76.213.253 0:0:0:0:0:ffff:414c:d5fd
65.76.213.254 0:0:0:0:0:ffff:414c:d5fe
65.76.213.255 0:0:0:0:0:ffff:414c: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.