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
255.102.38.1 0:0:0:0:0:ffff:ff66:2601
255.102.38.2 0:0:0:0:0:ffff:ff66:2602
255.102.38.3 0:0:0:0:0:ffff:ff66:2603
255.102.38.4 0:0:0:0:0:ffff:ff66:2604
255.102.38.5 0:0:0:0:0:ffff:ff66:2605
255.102.38.6 0:0:0:0:0:ffff:ff66:2606
255.102.38.7 0:0:0:0:0:ffff:ff66:2607
255.102.38.8 0:0:0:0:0:ffff:ff66:2608
255.102.38.9 0:0:0:0:0:ffff:ff66:2609
255.102.38.10 0:0:0:0:0:ffff:ff66:260a
255.102.38.11 0:0:0:0:0:ffff:ff66:260b
255.102.38.12 0:0:0:0:0:ffff:ff66:260c
255.102.38.13 0:0:0:0:0:ffff:ff66:260d
255.102.38.14 0:0:0:0:0:ffff:ff66:260e
255.102.38.15 0:0:0:0:0:ffff:ff66:260f
255.102.38.16 0:0:0:0:0:ffff:ff66:2610
255.102.38.17 0:0:0:0:0:ffff:ff66:2611
255.102.38.18 0:0:0:0:0:ffff:ff66:2612
255.102.38.19 0:0:0:0:0:ffff:ff66:2613
255.102.38.20 0:0:0:0:0:ffff:ff66:2614
255.102.38.21 0:0:0:0:0:ffff:ff66:2615
255.102.38.22 0:0:0:0:0:ffff:ff66:2616
255.102.38.23 0:0:0:0:0:ffff:ff66:2617
255.102.38.24 0:0:0:0:0:ffff:ff66:2618
255.102.38.25 0:0:0:0:0:ffff:ff66:2619
255.102.38.26 0:0:0:0:0:ffff:ff66:261a
255.102.38.27 0:0:0:0:0:ffff:ff66:261b
255.102.38.28 0:0:0:0:0:ffff:ff66:261c
255.102.38.29 0:0:0:0:0:ffff:ff66:261d
255.102.38.30 0:0:0:0:0:ffff:ff66:261e
255.102.38.31 0:0:0:0:0:ffff:ff66:261f
255.102.38.32 0:0:0:0:0:ffff:ff66:2620
255.102.38.33 0:0:0:0:0:ffff:ff66:2621
255.102.38.34 0:0:0:0:0:ffff:ff66:2622
255.102.38.35 0:0:0:0:0:ffff:ff66:2623
255.102.38.36 0:0:0:0:0:ffff:ff66:2624
255.102.38.37 0:0:0:0:0:ffff:ff66:2625
255.102.38.38 0:0:0:0:0:ffff:ff66:2626
255.102.38.39 0:0:0:0:0:ffff:ff66:2627
255.102.38.40 0:0:0:0:0:ffff:ff66:2628
255.102.38.41 0:0:0:0:0:ffff:ff66:2629
255.102.38.42 0:0:0:0:0:ffff:ff66:262a
255.102.38.43 0:0:0:0:0:ffff:ff66:262b
255.102.38.44 0:0:0:0:0:ffff:ff66:262c
255.102.38.45 0:0:0:0:0:ffff:ff66:262d
255.102.38.46 0:0:0:0:0:ffff:ff66:262e
255.102.38.47 0:0:0:0:0:ffff:ff66:262f
255.102.38.48 0:0:0:0:0:ffff:ff66:2630
255.102.38.49 0:0:0:0:0:ffff:ff66:2631
255.102.38.50 0:0:0:0:0:ffff:ff66:2632
255.102.38.51 0:0:0:0:0:ffff:ff66:2633
255.102.38.52 0:0:0:0:0:ffff:ff66:2634
255.102.38.53 0:0:0:0:0:ffff:ff66:2635
255.102.38.54 0:0:0:0:0:ffff:ff66:2636
255.102.38.55 0:0:0:0:0:ffff:ff66:2637
255.102.38.56 0:0:0:0:0:ffff:ff66:2638
255.102.38.57 0:0:0:0:0:ffff:ff66:2639
255.102.38.58 0:0:0:0:0:ffff:ff66:263a
255.102.38.59 0:0:0:0:0:ffff:ff66:263b
255.102.38.60 0:0:0:0:0:ffff:ff66:263c


255.102.38.61 0:0:0:0:0:ffff:ff66:263d
255.102.38.62 0:0:0:0:0:ffff:ff66:263e
255.102.38.63 0:0:0:0:0:ffff:ff66:263f
255.102.38.64 0:0:0:0:0:ffff:ff66:2640
255.102.38.65 0:0:0:0:0:ffff:ff66:2641
255.102.38.66 0:0:0:0:0:ffff:ff66:2642
255.102.38.67 0:0:0:0:0:ffff:ff66:2643
255.102.38.68 0:0:0:0:0:ffff:ff66:2644
255.102.38.69 0:0:0:0:0:ffff:ff66:2645
255.102.38.70 0:0:0:0:0:ffff:ff66:2646
255.102.38.71 0:0:0:0:0:ffff:ff66:2647
255.102.38.72 0:0:0:0:0:ffff:ff66:2648
255.102.38.73 0:0:0:0:0:ffff:ff66:2649
255.102.38.74 0:0:0:0:0:ffff:ff66:264a
255.102.38.75 0:0:0:0:0:ffff:ff66:264b
255.102.38.76 0:0:0:0:0:ffff:ff66:264c
255.102.38.77 0:0:0:0:0:ffff:ff66:264d
255.102.38.78 0:0:0:0:0:ffff:ff66:264e
255.102.38.79 0:0:0:0:0:ffff:ff66:264f
255.102.38.80 0:0:0:0:0:ffff:ff66:2650
255.102.38.81 0:0:0:0:0:ffff:ff66:2651
255.102.38.82 0:0:0:0:0:ffff:ff66:2652
255.102.38.83 0:0:0:0:0:ffff:ff66:2653
255.102.38.84 0:0:0:0:0:ffff:ff66:2654
255.102.38.85 0:0:0:0:0:ffff:ff66:2655
255.102.38.86 0:0:0:0:0:ffff:ff66:2656
255.102.38.87 0:0:0:0:0:ffff:ff66:2657
255.102.38.88 0:0:0:0:0:ffff:ff66:2658
255.102.38.89 0:0:0:0:0:ffff:ff66:2659
255.102.38.90 0:0:0:0:0:ffff:ff66:265a
255.102.38.91 0:0:0:0:0:ffff:ff66:265b
255.102.38.92 0:0:0:0:0:ffff:ff66:265c
255.102.38.93 0:0:0:0:0:ffff:ff66:265d
255.102.38.94 0:0:0:0:0:ffff:ff66:265e
255.102.38.95 0:0:0:0:0:ffff:ff66:265f
255.102.38.96 0:0:0:0:0:ffff:ff66:2660
255.102.38.97 0:0:0:0:0:ffff:ff66:2661
255.102.38.98 0:0:0:0:0:ffff:ff66:2662
255.102.38.99 0:0:0:0:0:ffff:ff66:2663
255.102.38.100 0:0:0:0:0:ffff:ff66:2664
255.102.38.101 0:0:0:0:0:ffff:ff66:2665
255.102.38.102 0:0:0:0:0:ffff:ff66:2666
255.102.38.103 0:0:0:0:0:ffff:ff66:2667
255.102.38.104 0:0:0:0:0:ffff:ff66:2668
255.102.38.105 0:0:0:0:0:ffff:ff66:2669
255.102.38.106 0:0:0:0:0:ffff:ff66:266a
255.102.38.107 0:0:0:0:0:ffff:ff66:266b
255.102.38.108 0:0:0:0:0:ffff:ff66:266c
255.102.38.109 0:0:0:0:0:ffff:ff66:266d
255.102.38.110 0:0:0:0:0:ffff:ff66:266e
255.102.38.111 0:0:0:0:0:ffff:ff66:266f
255.102.38.112 0:0:0:0:0:ffff:ff66:2670
255.102.38.113 0:0:0:0:0:ffff:ff66:2671
255.102.38.114 0:0:0:0:0:ffff:ff66:2672
255.102.38.115 0:0:0:0:0:ffff:ff66:2673
255.102.38.116 0:0:0:0:0:ffff:ff66:2674
255.102.38.117 0:0:0:0:0:ffff:ff66:2675
255.102.38.118 0:0:0:0:0:ffff:ff66:2676
255.102.38.119 0:0:0:0:0:ffff:ff66:2677
255.102.38.120 0:0:0:0:0:ffff:ff66:2678


255.102.38.121 0:0:0:0:0:ffff:ff66:2679
255.102.38.122 0:0:0:0:0:ffff:ff66:267a
255.102.38.123 0:0:0:0:0:ffff:ff66:267b
255.102.38.124 0:0:0:0:0:ffff:ff66:267c
255.102.38.125 0:0:0:0:0:ffff:ff66:267d
255.102.38.126 0:0:0:0:0:ffff:ff66:267e
255.102.38.127 0:0:0:0:0:ffff:ff66:267f
255.102.38.128 0:0:0:0:0:ffff:ff66:2680
255.102.38.129 0:0:0:0:0:ffff:ff66:2681
255.102.38.130 0:0:0:0:0:ffff:ff66:2682
255.102.38.131 0:0:0:0:0:ffff:ff66:2683
255.102.38.132 0:0:0:0:0:ffff:ff66:2684
255.102.38.133 0:0:0:0:0:ffff:ff66:2685
255.102.38.134 0:0:0:0:0:ffff:ff66:2686
255.102.38.135 0:0:0:0:0:ffff:ff66:2687
255.102.38.136 0:0:0:0:0:ffff:ff66:2688
255.102.38.137 0:0:0:0:0:ffff:ff66:2689
255.102.38.138 0:0:0:0:0:ffff:ff66:268a
255.102.38.139 0:0:0:0:0:ffff:ff66:268b
255.102.38.140 0:0:0:0:0:ffff:ff66:268c
255.102.38.141 0:0:0:0:0:ffff:ff66:268d
255.102.38.142 0:0:0:0:0:ffff:ff66:268e
255.102.38.143 0:0:0:0:0:ffff:ff66:268f
255.102.38.144 0:0:0:0:0:ffff:ff66:2690
255.102.38.145 0:0:0:0:0:ffff:ff66:2691
255.102.38.146 0:0:0:0:0:ffff:ff66:2692
255.102.38.147 0:0:0:0:0:ffff:ff66:2693
255.102.38.148 0:0:0:0:0:ffff:ff66:2694
255.102.38.149 0:0:0:0:0:ffff:ff66:2695
255.102.38.150 0:0:0:0:0:ffff:ff66:2696
255.102.38.151 0:0:0:0:0:ffff:ff66:2697
255.102.38.152 0:0:0:0:0:ffff:ff66:2698
255.102.38.153 0:0:0:0:0:ffff:ff66:2699
255.102.38.154 0:0:0:0:0:ffff:ff66:269a
255.102.38.155 0:0:0:0:0:ffff:ff66:269b
255.102.38.156 0:0:0:0:0:ffff:ff66:269c
255.102.38.157 0:0:0:0:0:ffff:ff66:269d
255.102.38.158 0:0:0:0:0:ffff:ff66:269e
255.102.38.159 0:0:0:0:0:ffff:ff66:269f
255.102.38.160 0:0:0:0:0:ffff:ff66:26a0
255.102.38.161 0:0:0:0:0:ffff:ff66:26a1
255.102.38.162 0:0:0:0:0:ffff:ff66:26a2
255.102.38.163 0:0:0:0:0:ffff:ff66:26a3
255.102.38.164 0:0:0:0:0:ffff:ff66:26a4
255.102.38.165 0:0:0:0:0:ffff:ff66:26a5
255.102.38.166 0:0:0:0:0:ffff:ff66:26a6
255.102.38.167 0:0:0:0:0:ffff:ff66:26a7
255.102.38.168 0:0:0:0:0:ffff:ff66:26a8
255.102.38.169 0:0:0:0:0:ffff:ff66:26a9
255.102.38.170 0:0:0:0:0:ffff:ff66:26aa
255.102.38.171 0:0:0:0:0:ffff:ff66:26ab
255.102.38.172 0:0:0:0:0:ffff:ff66:26ac
255.102.38.173 0:0:0:0:0:ffff:ff66:26ad
255.102.38.174 0:0:0:0:0:ffff:ff66:26ae
255.102.38.175 0:0:0:0:0:ffff:ff66:26af
255.102.38.176 0:0:0:0:0:ffff:ff66:26b0
255.102.38.177 0:0:0:0:0:ffff:ff66:26b1
255.102.38.178 0:0:0:0:0:ffff:ff66:26b2
255.102.38.179 0:0:0:0:0:ffff:ff66:26b3
255.102.38.180 0:0:0:0:0:ffff:ff66:26b4


255.102.38.181 0:0:0:0:0:ffff:ff66:26b5
255.102.38.182 0:0:0:0:0:ffff:ff66:26b6
255.102.38.183 0:0:0:0:0:ffff:ff66:26b7
255.102.38.184 0:0:0:0:0:ffff:ff66:26b8
255.102.38.185 0:0:0:0:0:ffff:ff66:26b9
255.102.38.186 0:0:0:0:0:ffff:ff66:26ba
255.102.38.187 0:0:0:0:0:ffff:ff66:26bb
255.102.38.188 0:0:0:0:0:ffff:ff66:26bc
255.102.38.189 0:0:0:0:0:ffff:ff66:26bd
255.102.38.190 0:0:0:0:0:ffff:ff66:26be
255.102.38.191 0:0:0:0:0:ffff:ff66:26bf
255.102.38.192 0:0:0:0:0:ffff:ff66:26c0
255.102.38.193 0:0:0:0:0:ffff:ff66:26c1
255.102.38.194 0:0:0:0:0:ffff:ff66:26c2
255.102.38.195 0:0:0:0:0:ffff:ff66:26c3
255.102.38.196 0:0:0:0:0:ffff:ff66:26c4
255.102.38.197 0:0:0:0:0:ffff:ff66:26c5
255.102.38.198 0:0:0:0:0:ffff:ff66:26c6
255.102.38.199 0:0:0:0:0:ffff:ff66:26c7
255.102.38.200 0:0:0:0:0:ffff:ff66:26c8
255.102.38.201 0:0:0:0:0:ffff:ff66:26c9
255.102.38.202 0:0:0:0:0:ffff:ff66:26ca
255.102.38.203 0:0:0:0:0:ffff:ff66:26cb
255.102.38.204 0:0:0:0:0:ffff:ff66:26cc
255.102.38.205 0:0:0:0:0:ffff:ff66:26cd
255.102.38.206 0:0:0:0:0:ffff:ff66:26ce
255.102.38.207 0:0:0:0:0:ffff:ff66:26cf
255.102.38.208 0:0:0:0:0:ffff:ff66:26d0
255.102.38.209 0:0:0:0:0:ffff:ff66:26d1
255.102.38.210 0:0:0:0:0:ffff:ff66:26d2
255.102.38.211 0:0:0:0:0:ffff:ff66:26d3
255.102.38.212 0:0:0:0:0:ffff:ff66:26d4
255.102.38.213 0:0:0:0:0:ffff:ff66:26d5
255.102.38.214 0:0:0:0:0:ffff:ff66:26d6
255.102.38.215 0:0:0:0:0:ffff:ff66:26d7
255.102.38.216 0:0:0:0:0:ffff:ff66:26d8
255.102.38.217 0:0:0:0:0:ffff:ff66:26d9
255.102.38.218 0:0:0:0:0:ffff:ff66:26da
255.102.38.219 0:0:0:0:0:ffff:ff66:26db
255.102.38.220 0:0:0:0:0:ffff:ff66:26dc
255.102.38.221 0:0:0:0:0:ffff:ff66:26dd
255.102.38.222 0:0:0:0:0:ffff:ff66:26de
255.102.38.223 0:0:0:0:0:ffff:ff66:26df
255.102.38.224 0:0:0:0:0:ffff:ff66:26e0
255.102.38.225 0:0:0:0:0:ffff:ff66:26e1
255.102.38.226 0:0:0:0:0:ffff:ff66:26e2
255.102.38.227 0:0:0:0:0:ffff:ff66:26e3
255.102.38.228 0:0:0:0:0:ffff:ff66:26e4
255.102.38.229 0:0:0:0:0:ffff:ff66:26e5
255.102.38.230 0:0:0:0:0:ffff:ff66:26e6
255.102.38.231 0:0:0:0:0:ffff:ff66:26e7
255.102.38.232 0:0:0:0:0:ffff:ff66:26e8
255.102.38.233 0:0:0:0:0:ffff:ff66:26e9
255.102.38.234 0:0:0:0:0:ffff:ff66:26ea
255.102.38.235 0:0:0:0:0:ffff:ff66:26eb
255.102.38.236 0:0:0:0:0:ffff:ff66:26ec
255.102.38.237 0:0:0:0:0:ffff:ff66:26ed
255.102.38.238 0:0:0:0:0:ffff:ff66:26ee
255.102.38.239 0:0:0:0:0:ffff:ff66:26ef
255.102.38.240 0:0:0:0:0:ffff:ff66:26f0
255.102.38.241 0:0:0:0:0:ffff:ff66:26f1
255.102.38.242 0:0:0:0:0:ffff:ff66:26f2
255.102.38.243 0:0:0:0:0:ffff:ff66:26f3
255.102.38.244 0:0:0:0:0:ffff:ff66:26f4
255.102.38.245 0:0:0:0:0:ffff:ff66:26f5
255.102.38.246 0:0:0:0:0:ffff:ff66:26f6
255.102.38.247 0:0:0:0:0:ffff:ff66:26f7
255.102.38.248 0:0:0:0:0:ffff:ff66:26f8
255.102.38.249 0:0:0:0:0:ffff:ff66:26f9
255.102.38.250 0:0:0:0:0:ffff:ff66:26fa
255.102.38.251 0:0:0:0:0:ffff:ff66:26fb
255.102.38.252 0:0:0:0:0:ffff:ff66:26fc
255.102.38.253 0:0:0:0:0:ffff:ff66:26fd
255.102.38.254 0:0:0:0:0:ffff:ff66:26fe
255.102.38.255 0:0:0:0:0:ffff:ff66:26ff


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.