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
123.215.38.1 0:0:0:0:0:ffff:7bd7:2601
123.215.38.2 0:0:0:0:0:ffff:7bd7:2602
123.215.38.3 0:0:0:0:0:ffff:7bd7:2603
123.215.38.4 0:0:0:0:0:ffff:7bd7:2604
123.215.38.5 0:0:0:0:0:ffff:7bd7:2605
123.215.38.6 0:0:0:0:0:ffff:7bd7:2606
123.215.38.7 0:0:0:0:0:ffff:7bd7:2607
123.215.38.8 0:0:0:0:0:ffff:7bd7:2608
123.215.38.9 0:0:0:0:0:ffff:7bd7:2609
123.215.38.10 0:0:0:0:0:ffff:7bd7:260a
123.215.38.11 0:0:0:0:0:ffff:7bd7:260b
123.215.38.12 0:0:0:0:0:ffff:7bd7:260c
123.215.38.13 0:0:0:0:0:ffff:7bd7:260d
123.215.38.14 0:0:0:0:0:ffff:7bd7:260e
123.215.38.15 0:0:0:0:0:ffff:7bd7:260f
123.215.38.16 0:0:0:0:0:ffff:7bd7:2610
123.215.38.17 0:0:0:0:0:ffff:7bd7:2611
123.215.38.18 0:0:0:0:0:ffff:7bd7:2612
123.215.38.19 0:0:0:0:0:ffff:7bd7:2613
123.215.38.20 0:0:0:0:0:ffff:7bd7:2614
123.215.38.21 0:0:0:0:0:ffff:7bd7:2615
123.215.38.22 0:0:0:0:0:ffff:7bd7:2616
123.215.38.23 0:0:0:0:0:ffff:7bd7:2617
123.215.38.24 0:0:0:0:0:ffff:7bd7:2618
123.215.38.25 0:0:0:0:0:ffff:7bd7:2619
123.215.38.26 0:0:0:0:0:ffff:7bd7:261a
123.215.38.27 0:0:0:0:0:ffff:7bd7:261b
123.215.38.28 0:0:0:0:0:ffff:7bd7:261c
123.215.38.29 0:0:0:0:0:ffff:7bd7:261d
123.215.38.30 0:0:0:0:0:ffff:7bd7:261e
123.215.38.31 0:0:0:0:0:ffff:7bd7:261f
123.215.38.32 0:0:0:0:0:ffff:7bd7:2620
123.215.38.33 0:0:0:0:0:ffff:7bd7:2621
123.215.38.34 0:0:0:0:0:ffff:7bd7:2622
123.215.38.35 0:0:0:0:0:ffff:7bd7:2623
123.215.38.36 0:0:0:0:0:ffff:7bd7:2624
123.215.38.37 0:0:0:0:0:ffff:7bd7:2625
123.215.38.38 0:0:0:0:0:ffff:7bd7:2626
123.215.38.39 0:0:0:0:0:ffff:7bd7:2627
123.215.38.40 0:0:0:0:0:ffff:7bd7:2628
123.215.38.41 0:0:0:0:0:ffff:7bd7:2629
123.215.38.42 0:0:0:0:0:ffff:7bd7:262a
123.215.38.43 0:0:0:0:0:ffff:7bd7:262b
123.215.38.44 0:0:0:0:0:ffff:7bd7:262c
123.215.38.45 0:0:0:0:0:ffff:7bd7:262d
123.215.38.46 0:0:0:0:0:ffff:7bd7:262e
123.215.38.47 0:0:0:0:0:ffff:7bd7:262f
123.215.38.48 0:0:0:0:0:ffff:7bd7:2630
123.215.38.49 0:0:0:0:0:ffff:7bd7:2631
123.215.38.50 0:0:0:0:0:ffff:7bd7:2632
123.215.38.51 0:0:0:0:0:ffff:7bd7:2633
123.215.38.52 0:0:0:0:0:ffff:7bd7:2634
123.215.38.53 0:0:0:0:0:ffff:7bd7:2635
123.215.38.54 0:0:0:0:0:ffff:7bd7:2636
123.215.38.55 0:0:0:0:0:ffff:7bd7:2637
123.215.38.56 0:0:0:0:0:ffff:7bd7:2638
123.215.38.57 0:0:0:0:0:ffff:7bd7:2639
123.215.38.58 0:0:0:0:0:ffff:7bd7:263a
123.215.38.59 0:0:0:0:0:ffff:7bd7:263b
123.215.38.60 0:0:0:0:0:ffff:7bd7:263c


123.215.38.61 0:0:0:0:0:ffff:7bd7:263d
123.215.38.62 0:0:0:0:0:ffff:7bd7:263e
123.215.38.63 0:0:0:0:0:ffff:7bd7:263f
123.215.38.64 0:0:0:0:0:ffff:7bd7:2640
123.215.38.65 0:0:0:0:0:ffff:7bd7:2641
123.215.38.66 0:0:0:0:0:ffff:7bd7:2642
123.215.38.67 0:0:0:0:0:ffff:7bd7:2643
123.215.38.68 0:0:0:0:0:ffff:7bd7:2644
123.215.38.69 0:0:0:0:0:ffff:7bd7:2645
123.215.38.70 0:0:0:0:0:ffff:7bd7:2646
123.215.38.71 0:0:0:0:0:ffff:7bd7:2647
123.215.38.72 0:0:0:0:0:ffff:7bd7:2648
123.215.38.73 0:0:0:0:0:ffff:7bd7:2649
123.215.38.74 0:0:0:0:0:ffff:7bd7:264a
123.215.38.75 0:0:0:0:0:ffff:7bd7:264b
123.215.38.76 0:0:0:0:0:ffff:7bd7:264c
123.215.38.77 0:0:0:0:0:ffff:7bd7:264d
123.215.38.78 0:0:0:0:0:ffff:7bd7:264e
123.215.38.79 0:0:0:0:0:ffff:7bd7:264f
123.215.38.80 0:0:0:0:0:ffff:7bd7:2650
123.215.38.81 0:0:0:0:0:ffff:7bd7:2651
123.215.38.82 0:0:0:0:0:ffff:7bd7:2652
123.215.38.83 0:0:0:0:0:ffff:7bd7:2653
123.215.38.84 0:0:0:0:0:ffff:7bd7:2654
123.215.38.85 0:0:0:0:0:ffff:7bd7:2655
123.215.38.86 0:0:0:0:0:ffff:7bd7:2656
123.215.38.87 0:0:0:0:0:ffff:7bd7:2657
123.215.38.88 0:0:0:0:0:ffff:7bd7:2658
123.215.38.89 0:0:0:0:0:ffff:7bd7:2659
123.215.38.90 0:0:0:0:0:ffff:7bd7:265a
123.215.38.91 0:0:0:0:0:ffff:7bd7:265b
123.215.38.92 0:0:0:0:0:ffff:7bd7:265c
123.215.38.93 0:0:0:0:0:ffff:7bd7:265d
123.215.38.94 0:0:0:0:0:ffff:7bd7:265e
123.215.38.95 0:0:0:0:0:ffff:7bd7:265f
123.215.38.96 0:0:0:0:0:ffff:7bd7:2660
123.215.38.97 0:0:0:0:0:ffff:7bd7:2661
123.215.38.98 0:0:0:0:0:ffff:7bd7:2662
123.215.38.99 0:0:0:0:0:ffff:7bd7:2663
123.215.38.100 0:0:0:0:0:ffff:7bd7:2664
123.215.38.101 0:0:0:0:0:ffff:7bd7:2665
123.215.38.102 0:0:0:0:0:ffff:7bd7:2666
123.215.38.103 0:0:0:0:0:ffff:7bd7:2667
123.215.38.104 0:0:0:0:0:ffff:7bd7:2668
123.215.38.105 0:0:0:0:0:ffff:7bd7:2669
123.215.38.106 0:0:0:0:0:ffff:7bd7:266a
123.215.38.107 0:0:0:0:0:ffff:7bd7:266b
123.215.38.108 0:0:0:0:0:ffff:7bd7:266c
123.215.38.109 0:0:0:0:0:ffff:7bd7:266d
123.215.38.110 0:0:0:0:0:ffff:7bd7:266e
123.215.38.111 0:0:0:0:0:ffff:7bd7:266f
123.215.38.112 0:0:0:0:0:ffff:7bd7:2670
123.215.38.113 0:0:0:0:0:ffff:7bd7:2671
123.215.38.114 0:0:0:0:0:ffff:7bd7:2672
123.215.38.115 0:0:0:0:0:ffff:7bd7:2673
123.215.38.116 0:0:0:0:0:ffff:7bd7:2674
123.215.38.117 0:0:0:0:0:ffff:7bd7:2675
123.215.38.118 0:0:0:0:0:ffff:7bd7:2676
123.215.38.119 0:0:0:0:0:ffff:7bd7:2677
123.215.38.120 0:0:0:0:0:ffff:7bd7:2678


123.215.38.121 0:0:0:0:0:ffff:7bd7:2679
123.215.38.122 0:0:0:0:0:ffff:7bd7:267a
123.215.38.123 0:0:0:0:0:ffff:7bd7:267b
123.215.38.124 0:0:0:0:0:ffff:7bd7:267c
123.215.38.125 0:0:0:0:0:ffff:7bd7:267d
123.215.38.126 0:0:0:0:0:ffff:7bd7:267e
123.215.38.127 0:0:0:0:0:ffff:7bd7:267f
123.215.38.128 0:0:0:0:0:ffff:7bd7:2680
123.215.38.129 0:0:0:0:0:ffff:7bd7:2681
123.215.38.130 0:0:0:0:0:ffff:7bd7:2682
123.215.38.131 0:0:0:0:0:ffff:7bd7:2683
123.215.38.132 0:0:0:0:0:ffff:7bd7:2684
123.215.38.133 0:0:0:0:0:ffff:7bd7:2685
123.215.38.134 0:0:0:0:0:ffff:7bd7:2686
123.215.38.135 0:0:0:0:0:ffff:7bd7:2687
123.215.38.136 0:0:0:0:0:ffff:7bd7:2688
123.215.38.137 0:0:0:0:0:ffff:7bd7:2689
123.215.38.138 0:0:0:0:0:ffff:7bd7:268a
123.215.38.139 0:0:0:0:0:ffff:7bd7:268b
123.215.38.140 0:0:0:0:0:ffff:7bd7:268c
123.215.38.141 0:0:0:0:0:ffff:7bd7:268d
123.215.38.142 0:0:0:0:0:ffff:7bd7:268e
123.215.38.143 0:0:0:0:0:ffff:7bd7:268f
123.215.38.144 0:0:0:0:0:ffff:7bd7:2690
123.215.38.145 0:0:0:0:0:ffff:7bd7:2691
123.215.38.146 0:0:0:0:0:ffff:7bd7:2692
123.215.38.147 0:0:0:0:0:ffff:7bd7:2693
123.215.38.148 0:0:0:0:0:ffff:7bd7:2694
123.215.38.149 0:0:0:0:0:ffff:7bd7:2695
123.215.38.150 0:0:0:0:0:ffff:7bd7:2696
123.215.38.151 0:0:0:0:0:ffff:7bd7:2697
123.215.38.152 0:0:0:0:0:ffff:7bd7:2698
123.215.38.153 0:0:0:0:0:ffff:7bd7:2699
123.215.38.154 0:0:0:0:0:ffff:7bd7:269a
123.215.38.155 0:0:0:0:0:ffff:7bd7:269b
123.215.38.156 0:0:0:0:0:ffff:7bd7:269c
123.215.38.157 0:0:0:0:0:ffff:7bd7:269d
123.215.38.158 0:0:0:0:0:ffff:7bd7:269e
123.215.38.159 0:0:0:0:0:ffff:7bd7:269f
123.215.38.160 0:0:0:0:0:ffff:7bd7:26a0
123.215.38.161 0:0:0:0:0:ffff:7bd7:26a1
123.215.38.162 0:0:0:0:0:ffff:7bd7:26a2
123.215.38.163 0:0:0:0:0:ffff:7bd7:26a3
123.215.38.164 0:0:0:0:0:ffff:7bd7:26a4
123.215.38.165 0:0:0:0:0:ffff:7bd7:26a5
123.215.38.166 0:0:0:0:0:ffff:7bd7:26a6
123.215.38.167 0:0:0:0:0:ffff:7bd7:26a7
123.215.38.168 0:0:0:0:0:ffff:7bd7:26a8
123.215.38.169 0:0:0:0:0:ffff:7bd7:26a9
123.215.38.170 0:0:0:0:0:ffff:7bd7:26aa
123.215.38.171 0:0:0:0:0:ffff:7bd7:26ab
123.215.38.172 0:0:0:0:0:ffff:7bd7:26ac
123.215.38.173 0:0:0:0:0:ffff:7bd7:26ad
123.215.38.174 0:0:0:0:0:ffff:7bd7:26ae
123.215.38.175 0:0:0:0:0:ffff:7bd7:26af
123.215.38.176 0:0:0:0:0:ffff:7bd7:26b0
123.215.38.177 0:0:0:0:0:ffff:7bd7:26b1
123.215.38.178 0:0:0:0:0:ffff:7bd7:26b2
123.215.38.179 0:0:0:0:0:ffff:7bd7:26b3
123.215.38.180 0:0:0:0:0:ffff:7bd7:26b4


123.215.38.181 0:0:0:0:0:ffff:7bd7:26b5
123.215.38.182 0:0:0:0:0:ffff:7bd7:26b6
123.215.38.183 0:0:0:0:0:ffff:7bd7:26b7
123.215.38.184 0:0:0:0:0:ffff:7bd7:26b8
123.215.38.185 0:0:0:0:0:ffff:7bd7:26b9
123.215.38.186 0:0:0:0:0:ffff:7bd7:26ba
123.215.38.187 0:0:0:0:0:ffff:7bd7:26bb
123.215.38.188 0:0:0:0:0:ffff:7bd7:26bc
123.215.38.189 0:0:0:0:0:ffff:7bd7:26bd
123.215.38.190 0:0:0:0:0:ffff:7bd7:26be
123.215.38.191 0:0:0:0:0:ffff:7bd7:26bf
123.215.38.192 0:0:0:0:0:ffff:7bd7:26c0
123.215.38.193 0:0:0:0:0:ffff:7bd7:26c1
123.215.38.194 0:0:0:0:0:ffff:7bd7:26c2
123.215.38.195 0:0:0:0:0:ffff:7bd7:26c3
123.215.38.196 0:0:0:0:0:ffff:7bd7:26c4
123.215.38.197 0:0:0:0:0:ffff:7bd7:26c5
123.215.38.198 0:0:0:0:0:ffff:7bd7:26c6
123.215.38.199 0:0:0:0:0:ffff:7bd7:26c7
123.215.38.200 0:0:0:0:0:ffff:7bd7:26c8
123.215.38.201 0:0:0:0:0:ffff:7bd7:26c9
123.215.38.202 0:0:0:0:0:ffff:7bd7:26ca
123.215.38.203 0:0:0:0:0:ffff:7bd7:26cb
123.215.38.204 0:0:0:0:0:ffff:7bd7:26cc
123.215.38.205 0:0:0:0:0:ffff:7bd7:26cd
123.215.38.206 0:0:0:0:0:ffff:7bd7:26ce
123.215.38.207 0:0:0:0:0:ffff:7bd7:26cf
123.215.38.208 0:0:0:0:0:ffff:7bd7:26d0
123.215.38.209 0:0:0:0:0:ffff:7bd7:26d1
123.215.38.210 0:0:0:0:0:ffff:7bd7:26d2
123.215.38.211 0:0:0:0:0:ffff:7bd7:26d3
123.215.38.212 0:0:0:0:0:ffff:7bd7:26d4
123.215.38.213 0:0:0:0:0:ffff:7bd7:26d5
123.215.38.214 0:0:0:0:0:ffff:7bd7:26d6
123.215.38.215 0:0:0:0:0:ffff:7bd7:26d7
123.215.38.216 0:0:0:0:0:ffff:7bd7:26d8
123.215.38.217 0:0:0:0:0:ffff:7bd7:26d9
123.215.38.218 0:0:0:0:0:ffff:7bd7:26da
123.215.38.219 0:0:0:0:0:ffff:7bd7:26db
123.215.38.220 0:0:0:0:0:ffff:7bd7:26dc
123.215.38.221 0:0:0:0:0:ffff:7bd7:26dd
123.215.38.222 0:0:0:0:0:ffff:7bd7:26de
123.215.38.223 0:0:0:0:0:ffff:7bd7:26df
123.215.38.224 0:0:0:0:0:ffff:7bd7:26e0
123.215.38.225 0:0:0:0:0:ffff:7bd7:26e1
123.215.38.226 0:0:0:0:0:ffff:7bd7:26e2
123.215.38.227 0:0:0:0:0:ffff:7bd7:26e3
123.215.38.228 0:0:0:0:0:ffff:7bd7:26e4
123.215.38.229 0:0:0:0:0:ffff:7bd7:26e5
123.215.38.230 0:0:0:0:0:ffff:7bd7:26e6
123.215.38.231 0:0:0:0:0:ffff:7bd7:26e7
123.215.38.232 0:0:0:0:0:ffff:7bd7:26e8
123.215.38.233 0:0:0:0:0:ffff:7bd7:26e9
123.215.38.234 0:0:0:0:0:ffff:7bd7:26ea
123.215.38.235 0:0:0:0:0:ffff:7bd7:26eb
123.215.38.236 0:0:0:0:0:ffff:7bd7:26ec
123.215.38.237 0:0:0:0:0:ffff:7bd7:26ed
123.215.38.238 0:0:0:0:0:ffff:7bd7:26ee
123.215.38.239 0:0:0:0:0:ffff:7bd7:26ef
123.215.38.240 0:0:0:0:0:ffff:7bd7:26f0
123.215.38.241 0:0:0:0:0:ffff:7bd7:26f1
123.215.38.242 0:0:0:0:0:ffff:7bd7:26f2
123.215.38.243 0:0:0:0:0:ffff:7bd7:26f3
123.215.38.244 0:0:0:0:0:ffff:7bd7:26f4
123.215.38.245 0:0:0:0:0:ffff:7bd7:26f5
123.215.38.246 0:0:0:0:0:ffff:7bd7:26f6
123.215.38.247 0:0:0:0:0:ffff:7bd7:26f7
123.215.38.248 0:0:0:0:0:ffff:7bd7:26f8
123.215.38.249 0:0:0:0:0:ffff:7bd7:26f9
123.215.38.250 0:0:0:0:0:ffff:7bd7:26fa
123.215.38.251 0:0:0:0:0:ffff:7bd7:26fb
123.215.38.252 0:0:0:0:0:ffff:7bd7:26fc
123.215.38.253 0:0:0:0:0:ffff:7bd7:26fd
123.215.38.254 0:0:0:0:0:ffff:7bd7:26fe
123.215.38.255 0:0:0:0:0:ffff:7bd7:26ff


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.