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
157.127.38.1 0:0:0:0:0:ffff:9d7f:2601
157.127.38.2 0:0:0:0:0:ffff:9d7f:2602
157.127.38.3 0:0:0:0:0:ffff:9d7f:2603
157.127.38.4 0:0:0:0:0:ffff:9d7f:2604
157.127.38.5 0:0:0:0:0:ffff:9d7f:2605
157.127.38.6 0:0:0:0:0:ffff:9d7f:2606
157.127.38.7 0:0:0:0:0:ffff:9d7f:2607
157.127.38.8 0:0:0:0:0:ffff:9d7f:2608
157.127.38.9 0:0:0:0:0:ffff:9d7f:2609
157.127.38.10 0:0:0:0:0:ffff:9d7f:260a
157.127.38.11 0:0:0:0:0:ffff:9d7f:260b
157.127.38.12 0:0:0:0:0:ffff:9d7f:260c
157.127.38.13 0:0:0:0:0:ffff:9d7f:260d
157.127.38.14 0:0:0:0:0:ffff:9d7f:260e
157.127.38.15 0:0:0:0:0:ffff:9d7f:260f
157.127.38.16 0:0:0:0:0:ffff:9d7f:2610
157.127.38.17 0:0:0:0:0:ffff:9d7f:2611
157.127.38.18 0:0:0:0:0:ffff:9d7f:2612
157.127.38.19 0:0:0:0:0:ffff:9d7f:2613
157.127.38.20 0:0:0:0:0:ffff:9d7f:2614
157.127.38.21 0:0:0:0:0:ffff:9d7f:2615
157.127.38.22 0:0:0:0:0:ffff:9d7f:2616
157.127.38.23 0:0:0:0:0:ffff:9d7f:2617
157.127.38.24 0:0:0:0:0:ffff:9d7f:2618
157.127.38.25 0:0:0:0:0:ffff:9d7f:2619
157.127.38.26 0:0:0:0:0:ffff:9d7f:261a
157.127.38.27 0:0:0:0:0:ffff:9d7f:261b
157.127.38.28 0:0:0:0:0:ffff:9d7f:261c
157.127.38.29 0:0:0:0:0:ffff:9d7f:261d
157.127.38.30 0:0:0:0:0:ffff:9d7f:261e
157.127.38.31 0:0:0:0:0:ffff:9d7f:261f
157.127.38.32 0:0:0:0:0:ffff:9d7f:2620
157.127.38.33 0:0:0:0:0:ffff:9d7f:2621
157.127.38.34 0:0:0:0:0:ffff:9d7f:2622
157.127.38.35 0:0:0:0:0:ffff:9d7f:2623
157.127.38.36 0:0:0:0:0:ffff:9d7f:2624
157.127.38.37 0:0:0:0:0:ffff:9d7f:2625
157.127.38.38 0:0:0:0:0:ffff:9d7f:2626
157.127.38.39 0:0:0:0:0:ffff:9d7f:2627
157.127.38.40 0:0:0:0:0:ffff:9d7f:2628
157.127.38.41 0:0:0:0:0:ffff:9d7f:2629
157.127.38.42 0:0:0:0:0:ffff:9d7f:262a
157.127.38.43 0:0:0:0:0:ffff:9d7f:262b
157.127.38.44 0:0:0:0:0:ffff:9d7f:262c
157.127.38.45 0:0:0:0:0:ffff:9d7f:262d
157.127.38.46 0:0:0:0:0:ffff:9d7f:262e
157.127.38.47 0:0:0:0:0:ffff:9d7f:262f
157.127.38.48 0:0:0:0:0:ffff:9d7f:2630
157.127.38.49 0:0:0:0:0:ffff:9d7f:2631
157.127.38.50 0:0:0:0:0:ffff:9d7f:2632
157.127.38.51 0:0:0:0:0:ffff:9d7f:2633
157.127.38.52 0:0:0:0:0:ffff:9d7f:2634
157.127.38.53 0:0:0:0:0:ffff:9d7f:2635
157.127.38.54 0:0:0:0:0:ffff:9d7f:2636
157.127.38.55 0:0:0:0:0:ffff:9d7f:2637
157.127.38.56 0:0:0:0:0:ffff:9d7f:2638
157.127.38.57 0:0:0:0:0:ffff:9d7f:2639
157.127.38.58 0:0:0:0:0:ffff:9d7f:263a
157.127.38.59 0:0:0:0:0:ffff:9d7f:263b
157.127.38.60 0:0:0:0:0:ffff:9d7f:263c


157.127.38.61 0:0:0:0:0:ffff:9d7f:263d
157.127.38.62 0:0:0:0:0:ffff:9d7f:263e
157.127.38.63 0:0:0:0:0:ffff:9d7f:263f
157.127.38.64 0:0:0:0:0:ffff:9d7f:2640
157.127.38.65 0:0:0:0:0:ffff:9d7f:2641
157.127.38.66 0:0:0:0:0:ffff:9d7f:2642
157.127.38.67 0:0:0:0:0:ffff:9d7f:2643
157.127.38.68 0:0:0:0:0:ffff:9d7f:2644
157.127.38.69 0:0:0:0:0:ffff:9d7f:2645
157.127.38.70 0:0:0:0:0:ffff:9d7f:2646
157.127.38.71 0:0:0:0:0:ffff:9d7f:2647
157.127.38.72 0:0:0:0:0:ffff:9d7f:2648
157.127.38.73 0:0:0:0:0:ffff:9d7f:2649
157.127.38.74 0:0:0:0:0:ffff:9d7f:264a
157.127.38.75 0:0:0:0:0:ffff:9d7f:264b
157.127.38.76 0:0:0:0:0:ffff:9d7f:264c
157.127.38.77 0:0:0:0:0:ffff:9d7f:264d
157.127.38.78 0:0:0:0:0:ffff:9d7f:264e
157.127.38.79 0:0:0:0:0:ffff:9d7f:264f
157.127.38.80 0:0:0:0:0:ffff:9d7f:2650
157.127.38.81 0:0:0:0:0:ffff:9d7f:2651
157.127.38.82 0:0:0:0:0:ffff:9d7f:2652
157.127.38.83 0:0:0:0:0:ffff:9d7f:2653
157.127.38.84 0:0:0:0:0:ffff:9d7f:2654
157.127.38.85 0:0:0:0:0:ffff:9d7f:2655
157.127.38.86 0:0:0:0:0:ffff:9d7f:2656
157.127.38.87 0:0:0:0:0:ffff:9d7f:2657
157.127.38.88 0:0:0:0:0:ffff:9d7f:2658
157.127.38.89 0:0:0:0:0:ffff:9d7f:2659
157.127.38.90 0:0:0:0:0:ffff:9d7f:265a
157.127.38.91 0:0:0:0:0:ffff:9d7f:265b
157.127.38.92 0:0:0:0:0:ffff:9d7f:265c
157.127.38.93 0:0:0:0:0:ffff:9d7f:265d
157.127.38.94 0:0:0:0:0:ffff:9d7f:265e
157.127.38.95 0:0:0:0:0:ffff:9d7f:265f
157.127.38.96 0:0:0:0:0:ffff:9d7f:2660
157.127.38.97 0:0:0:0:0:ffff:9d7f:2661
157.127.38.98 0:0:0:0:0:ffff:9d7f:2662
157.127.38.99 0:0:0:0:0:ffff:9d7f:2663
157.127.38.100 0:0:0:0:0:ffff:9d7f:2664
157.127.38.101 0:0:0:0:0:ffff:9d7f:2665
157.127.38.102 0:0:0:0:0:ffff:9d7f:2666
157.127.38.103 0:0:0:0:0:ffff:9d7f:2667
157.127.38.104 0:0:0:0:0:ffff:9d7f:2668
157.127.38.105 0:0:0:0:0:ffff:9d7f:2669
157.127.38.106 0:0:0:0:0:ffff:9d7f:266a
157.127.38.107 0:0:0:0:0:ffff:9d7f:266b
157.127.38.108 0:0:0:0:0:ffff:9d7f:266c
157.127.38.109 0:0:0:0:0:ffff:9d7f:266d
157.127.38.110 0:0:0:0:0:ffff:9d7f:266e
157.127.38.111 0:0:0:0:0:ffff:9d7f:266f
157.127.38.112 0:0:0:0:0:ffff:9d7f:2670
157.127.38.113 0:0:0:0:0:ffff:9d7f:2671
157.127.38.114 0:0:0:0:0:ffff:9d7f:2672
157.127.38.115 0:0:0:0:0:ffff:9d7f:2673
157.127.38.116 0:0:0:0:0:ffff:9d7f:2674
157.127.38.117 0:0:0:0:0:ffff:9d7f:2675
157.127.38.118 0:0:0:0:0:ffff:9d7f:2676
157.127.38.119 0:0:0:0:0:ffff:9d7f:2677
157.127.38.120 0:0:0:0:0:ffff:9d7f:2678


157.127.38.121 0:0:0:0:0:ffff:9d7f:2679
157.127.38.122 0:0:0:0:0:ffff:9d7f:267a
157.127.38.123 0:0:0:0:0:ffff:9d7f:267b
157.127.38.124 0:0:0:0:0:ffff:9d7f:267c
157.127.38.125 0:0:0:0:0:ffff:9d7f:267d
157.127.38.126 0:0:0:0:0:ffff:9d7f:267e
157.127.38.127 0:0:0:0:0:ffff:9d7f:267f
157.127.38.128 0:0:0:0:0:ffff:9d7f:2680
157.127.38.129 0:0:0:0:0:ffff:9d7f:2681
157.127.38.130 0:0:0:0:0:ffff:9d7f:2682
157.127.38.131 0:0:0:0:0:ffff:9d7f:2683
157.127.38.132 0:0:0:0:0:ffff:9d7f:2684
157.127.38.133 0:0:0:0:0:ffff:9d7f:2685
157.127.38.134 0:0:0:0:0:ffff:9d7f:2686
157.127.38.135 0:0:0:0:0:ffff:9d7f:2687
157.127.38.136 0:0:0:0:0:ffff:9d7f:2688
157.127.38.137 0:0:0:0:0:ffff:9d7f:2689
157.127.38.138 0:0:0:0:0:ffff:9d7f:268a
157.127.38.139 0:0:0:0:0:ffff:9d7f:268b
157.127.38.140 0:0:0:0:0:ffff:9d7f:268c
157.127.38.141 0:0:0:0:0:ffff:9d7f:268d
157.127.38.142 0:0:0:0:0:ffff:9d7f:268e
157.127.38.143 0:0:0:0:0:ffff:9d7f:268f
157.127.38.144 0:0:0:0:0:ffff:9d7f:2690
157.127.38.145 0:0:0:0:0:ffff:9d7f:2691
157.127.38.146 0:0:0:0:0:ffff:9d7f:2692
157.127.38.147 0:0:0:0:0:ffff:9d7f:2693
157.127.38.148 0:0:0:0:0:ffff:9d7f:2694
157.127.38.149 0:0:0:0:0:ffff:9d7f:2695
157.127.38.150 0:0:0:0:0:ffff:9d7f:2696
157.127.38.151 0:0:0:0:0:ffff:9d7f:2697
157.127.38.152 0:0:0:0:0:ffff:9d7f:2698
157.127.38.153 0:0:0:0:0:ffff:9d7f:2699
157.127.38.154 0:0:0:0:0:ffff:9d7f:269a
157.127.38.155 0:0:0:0:0:ffff:9d7f:269b
157.127.38.156 0:0:0:0:0:ffff:9d7f:269c
157.127.38.157 0:0:0:0:0:ffff:9d7f:269d
157.127.38.158 0:0:0:0:0:ffff:9d7f:269e
157.127.38.159 0:0:0:0:0:ffff:9d7f:269f
157.127.38.160 0:0:0:0:0:ffff:9d7f:26a0
157.127.38.161 0:0:0:0:0:ffff:9d7f:26a1
157.127.38.162 0:0:0:0:0:ffff:9d7f:26a2
157.127.38.163 0:0:0:0:0:ffff:9d7f:26a3
157.127.38.164 0:0:0:0:0:ffff:9d7f:26a4
157.127.38.165 0:0:0:0:0:ffff:9d7f:26a5
157.127.38.166 0:0:0:0:0:ffff:9d7f:26a6
157.127.38.167 0:0:0:0:0:ffff:9d7f:26a7
157.127.38.168 0:0:0:0:0:ffff:9d7f:26a8
157.127.38.169 0:0:0:0:0:ffff:9d7f:26a9
157.127.38.170 0:0:0:0:0:ffff:9d7f:26aa
157.127.38.171 0:0:0:0:0:ffff:9d7f:26ab
157.127.38.172 0:0:0:0:0:ffff:9d7f:26ac
157.127.38.173 0:0:0:0:0:ffff:9d7f:26ad
157.127.38.174 0:0:0:0:0:ffff:9d7f:26ae
157.127.38.175 0:0:0:0:0:ffff:9d7f:26af
157.127.38.176 0:0:0:0:0:ffff:9d7f:26b0
157.127.38.177 0:0:0:0:0:ffff:9d7f:26b1
157.127.38.178 0:0:0:0:0:ffff:9d7f:26b2
157.127.38.179 0:0:0:0:0:ffff:9d7f:26b3
157.127.38.180 0:0:0:0:0:ffff:9d7f:26b4


157.127.38.181 0:0:0:0:0:ffff:9d7f:26b5
157.127.38.182 0:0:0:0:0:ffff:9d7f:26b6
157.127.38.183 0:0:0:0:0:ffff:9d7f:26b7
157.127.38.184 0:0:0:0:0:ffff:9d7f:26b8
157.127.38.185 0:0:0:0:0:ffff:9d7f:26b9
157.127.38.186 0:0:0:0:0:ffff:9d7f:26ba
157.127.38.187 0:0:0:0:0:ffff:9d7f:26bb
157.127.38.188 0:0:0:0:0:ffff:9d7f:26bc
157.127.38.189 0:0:0:0:0:ffff:9d7f:26bd
157.127.38.190 0:0:0:0:0:ffff:9d7f:26be
157.127.38.191 0:0:0:0:0:ffff:9d7f:26bf
157.127.38.192 0:0:0:0:0:ffff:9d7f:26c0
157.127.38.193 0:0:0:0:0:ffff:9d7f:26c1
157.127.38.194 0:0:0:0:0:ffff:9d7f:26c2
157.127.38.195 0:0:0:0:0:ffff:9d7f:26c3
157.127.38.196 0:0:0:0:0:ffff:9d7f:26c4
157.127.38.197 0:0:0:0:0:ffff:9d7f:26c5
157.127.38.198 0:0:0:0:0:ffff:9d7f:26c6
157.127.38.199 0:0:0:0:0:ffff:9d7f:26c7
157.127.38.200 0:0:0:0:0:ffff:9d7f:26c8
157.127.38.201 0:0:0:0:0:ffff:9d7f:26c9
157.127.38.202 0:0:0:0:0:ffff:9d7f:26ca
157.127.38.203 0:0:0:0:0:ffff:9d7f:26cb
157.127.38.204 0:0:0:0:0:ffff:9d7f:26cc
157.127.38.205 0:0:0:0:0:ffff:9d7f:26cd
157.127.38.206 0:0:0:0:0:ffff:9d7f:26ce
157.127.38.207 0:0:0:0:0:ffff:9d7f:26cf
157.127.38.208 0:0:0:0:0:ffff:9d7f:26d0
157.127.38.209 0:0:0:0:0:ffff:9d7f:26d1
157.127.38.210 0:0:0:0:0:ffff:9d7f:26d2
157.127.38.211 0:0:0:0:0:ffff:9d7f:26d3
157.127.38.212 0:0:0:0:0:ffff:9d7f:26d4
157.127.38.213 0:0:0:0:0:ffff:9d7f:26d5
157.127.38.214 0:0:0:0:0:ffff:9d7f:26d6
157.127.38.215 0:0:0:0:0:ffff:9d7f:26d7
157.127.38.216 0:0:0:0:0:ffff:9d7f:26d8
157.127.38.217 0:0:0:0:0:ffff:9d7f:26d9
157.127.38.218 0:0:0:0:0:ffff:9d7f:26da
157.127.38.219 0:0:0:0:0:ffff:9d7f:26db
157.127.38.220 0:0:0:0:0:ffff:9d7f:26dc
157.127.38.221 0:0:0:0:0:ffff:9d7f:26dd
157.127.38.222 0:0:0:0:0:ffff:9d7f:26de
157.127.38.223 0:0:0:0:0:ffff:9d7f:26df
157.127.38.224 0:0:0:0:0:ffff:9d7f:26e0
157.127.38.225 0:0:0:0:0:ffff:9d7f:26e1
157.127.38.226 0:0:0:0:0:ffff:9d7f:26e2
157.127.38.227 0:0:0:0:0:ffff:9d7f:26e3
157.127.38.228 0:0:0:0:0:ffff:9d7f:26e4
157.127.38.229 0:0:0:0:0:ffff:9d7f:26e5
157.127.38.230 0:0:0:0:0:ffff:9d7f:26e6
157.127.38.231 0:0:0:0:0:ffff:9d7f:26e7
157.127.38.232 0:0:0:0:0:ffff:9d7f:26e8
157.127.38.233 0:0:0:0:0:ffff:9d7f:26e9
157.127.38.234 0:0:0:0:0:ffff:9d7f:26ea
157.127.38.235 0:0:0:0:0:ffff:9d7f:26eb
157.127.38.236 0:0:0:0:0:ffff:9d7f:26ec
157.127.38.237 0:0:0:0:0:ffff:9d7f:26ed
157.127.38.238 0:0:0:0:0:ffff:9d7f:26ee
157.127.38.239 0:0:0:0:0:ffff:9d7f:26ef
157.127.38.240 0:0:0:0:0:ffff:9d7f:26f0
157.127.38.241 0:0:0:0:0:ffff:9d7f:26f1
157.127.38.242 0:0:0:0:0:ffff:9d7f:26f2
157.127.38.243 0:0:0:0:0:ffff:9d7f:26f3
157.127.38.244 0:0:0:0:0:ffff:9d7f:26f4
157.127.38.245 0:0:0:0:0:ffff:9d7f:26f5
157.127.38.246 0:0:0:0:0:ffff:9d7f:26f6
157.127.38.247 0:0:0:0:0:ffff:9d7f:26f7
157.127.38.248 0:0:0:0:0:ffff:9d7f:26f8
157.127.38.249 0:0:0:0:0:ffff:9d7f:26f9
157.127.38.250 0:0:0:0:0:ffff:9d7f:26fa
157.127.38.251 0:0:0:0:0:ffff:9d7f:26fb
157.127.38.252 0:0:0:0:0:ffff:9d7f:26fc
157.127.38.253 0:0:0:0:0:ffff:9d7f:26fd
157.127.38.254 0:0:0:0:0:ffff:9d7f:26fe
157.127.38.255 0:0:0:0:0:ffff:9d7f: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.