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
157.154.165.1 0:0:0:0:0:ffff:9d9a:a501
157.154.165.2 0:0:0:0:0:ffff:9d9a:a502
157.154.165.3 0:0:0:0:0:ffff:9d9a:a503
157.154.165.4 0:0:0:0:0:ffff:9d9a:a504
157.154.165.5 0:0:0:0:0:ffff:9d9a:a505
157.154.165.6 0:0:0:0:0:ffff:9d9a:a506
157.154.165.7 0:0:0:0:0:ffff:9d9a:a507
157.154.165.8 0:0:0:0:0:ffff:9d9a:a508
157.154.165.9 0:0:0:0:0:ffff:9d9a:a509
157.154.165.10 0:0:0:0:0:ffff:9d9a:a50a
157.154.165.11 0:0:0:0:0:ffff:9d9a:a50b
157.154.165.12 0:0:0:0:0:ffff:9d9a:a50c
157.154.165.13 0:0:0:0:0:ffff:9d9a:a50d
157.154.165.14 0:0:0:0:0:ffff:9d9a:a50e
157.154.165.15 0:0:0:0:0:ffff:9d9a:a50f
157.154.165.16 0:0:0:0:0:ffff:9d9a:a510
157.154.165.17 0:0:0:0:0:ffff:9d9a:a511
157.154.165.18 0:0:0:0:0:ffff:9d9a:a512
157.154.165.19 0:0:0:0:0:ffff:9d9a:a513
157.154.165.20 0:0:0:0:0:ffff:9d9a:a514
157.154.165.21 0:0:0:0:0:ffff:9d9a:a515
157.154.165.22 0:0:0:0:0:ffff:9d9a:a516
157.154.165.23 0:0:0:0:0:ffff:9d9a:a517
157.154.165.24 0:0:0:0:0:ffff:9d9a:a518
157.154.165.25 0:0:0:0:0:ffff:9d9a:a519
157.154.165.26 0:0:0:0:0:ffff:9d9a:a51a
157.154.165.27 0:0:0:0:0:ffff:9d9a:a51b
157.154.165.28 0:0:0:0:0:ffff:9d9a:a51c
157.154.165.29 0:0:0:0:0:ffff:9d9a:a51d
157.154.165.30 0:0:0:0:0:ffff:9d9a:a51e
157.154.165.31 0:0:0:0:0:ffff:9d9a:a51f
157.154.165.32 0:0:0:0:0:ffff:9d9a:a520
157.154.165.33 0:0:0:0:0:ffff:9d9a:a521
157.154.165.34 0:0:0:0:0:ffff:9d9a:a522
157.154.165.35 0:0:0:0:0:ffff:9d9a:a523
157.154.165.36 0:0:0:0:0:ffff:9d9a:a524
157.154.165.37 0:0:0:0:0:ffff:9d9a:a525
157.154.165.38 0:0:0:0:0:ffff:9d9a:a526
157.154.165.39 0:0:0:0:0:ffff:9d9a:a527
157.154.165.40 0:0:0:0:0:ffff:9d9a:a528
157.154.165.41 0:0:0:0:0:ffff:9d9a:a529
157.154.165.42 0:0:0:0:0:ffff:9d9a:a52a
157.154.165.43 0:0:0:0:0:ffff:9d9a:a52b
157.154.165.44 0:0:0:0:0:ffff:9d9a:a52c
157.154.165.45 0:0:0:0:0:ffff:9d9a:a52d
157.154.165.46 0:0:0:0:0:ffff:9d9a:a52e
157.154.165.47 0:0:0:0:0:ffff:9d9a:a52f
157.154.165.48 0:0:0:0:0:ffff:9d9a:a530
157.154.165.49 0:0:0:0:0:ffff:9d9a:a531
157.154.165.50 0:0:0:0:0:ffff:9d9a:a532
157.154.165.51 0:0:0:0:0:ffff:9d9a:a533
157.154.165.52 0:0:0:0:0:ffff:9d9a:a534
157.154.165.53 0:0:0:0:0:ffff:9d9a:a535
157.154.165.54 0:0:0:0:0:ffff:9d9a:a536
157.154.165.55 0:0:0:0:0:ffff:9d9a:a537
157.154.165.56 0:0:0:0:0:ffff:9d9a:a538
157.154.165.57 0:0:0:0:0:ffff:9d9a:a539
157.154.165.58 0:0:0:0:0:ffff:9d9a:a53a
157.154.165.59 0:0:0:0:0:ffff:9d9a:a53b
157.154.165.60 0:0:0:0:0:ffff:9d9a:a53c


157.154.165.61 0:0:0:0:0:ffff:9d9a:a53d
157.154.165.62 0:0:0:0:0:ffff:9d9a:a53e
157.154.165.63 0:0:0:0:0:ffff:9d9a:a53f
157.154.165.64 0:0:0:0:0:ffff:9d9a:a540
157.154.165.65 0:0:0:0:0:ffff:9d9a:a541
157.154.165.66 0:0:0:0:0:ffff:9d9a:a542
157.154.165.67 0:0:0:0:0:ffff:9d9a:a543
157.154.165.68 0:0:0:0:0:ffff:9d9a:a544
157.154.165.69 0:0:0:0:0:ffff:9d9a:a545
157.154.165.70 0:0:0:0:0:ffff:9d9a:a546
157.154.165.71 0:0:0:0:0:ffff:9d9a:a547
157.154.165.72 0:0:0:0:0:ffff:9d9a:a548
157.154.165.73 0:0:0:0:0:ffff:9d9a:a549
157.154.165.74 0:0:0:0:0:ffff:9d9a:a54a
157.154.165.75 0:0:0:0:0:ffff:9d9a:a54b
157.154.165.76 0:0:0:0:0:ffff:9d9a:a54c
157.154.165.77 0:0:0:0:0:ffff:9d9a:a54d
157.154.165.78 0:0:0:0:0:ffff:9d9a:a54e
157.154.165.79 0:0:0:0:0:ffff:9d9a:a54f
157.154.165.80 0:0:0:0:0:ffff:9d9a:a550
157.154.165.81 0:0:0:0:0:ffff:9d9a:a551
157.154.165.82 0:0:0:0:0:ffff:9d9a:a552
157.154.165.83 0:0:0:0:0:ffff:9d9a:a553
157.154.165.84 0:0:0:0:0:ffff:9d9a:a554
157.154.165.85 0:0:0:0:0:ffff:9d9a:a555
157.154.165.86 0:0:0:0:0:ffff:9d9a:a556
157.154.165.87 0:0:0:0:0:ffff:9d9a:a557
157.154.165.88 0:0:0:0:0:ffff:9d9a:a558
157.154.165.89 0:0:0:0:0:ffff:9d9a:a559
157.154.165.90 0:0:0:0:0:ffff:9d9a:a55a
157.154.165.91 0:0:0:0:0:ffff:9d9a:a55b
157.154.165.92 0:0:0:0:0:ffff:9d9a:a55c
157.154.165.93 0:0:0:0:0:ffff:9d9a:a55d
157.154.165.94 0:0:0:0:0:ffff:9d9a:a55e
157.154.165.95 0:0:0:0:0:ffff:9d9a:a55f
157.154.165.96 0:0:0:0:0:ffff:9d9a:a560
157.154.165.97 0:0:0:0:0:ffff:9d9a:a561
157.154.165.98 0:0:0:0:0:ffff:9d9a:a562
157.154.165.99 0:0:0:0:0:ffff:9d9a:a563
157.154.165.100 0:0:0:0:0:ffff:9d9a:a564
157.154.165.101 0:0:0:0:0:ffff:9d9a:a565
157.154.165.102 0:0:0:0:0:ffff:9d9a:a566
157.154.165.103 0:0:0:0:0:ffff:9d9a:a567
157.154.165.104 0:0:0:0:0:ffff:9d9a:a568
157.154.165.105 0:0:0:0:0:ffff:9d9a:a569
157.154.165.106 0:0:0:0:0:ffff:9d9a:a56a
157.154.165.107 0:0:0:0:0:ffff:9d9a:a56b
157.154.165.108 0:0:0:0:0:ffff:9d9a:a56c
157.154.165.109 0:0:0:0:0:ffff:9d9a:a56d
157.154.165.110 0:0:0:0:0:ffff:9d9a:a56e
157.154.165.111 0:0:0:0:0:ffff:9d9a:a56f
157.154.165.112 0:0:0:0:0:ffff:9d9a:a570
157.154.165.113 0:0:0:0:0:ffff:9d9a:a571
157.154.165.114 0:0:0:0:0:ffff:9d9a:a572
157.154.165.115 0:0:0:0:0:ffff:9d9a:a573
157.154.165.116 0:0:0:0:0:ffff:9d9a:a574
157.154.165.117 0:0:0:0:0:ffff:9d9a:a575
157.154.165.118 0:0:0:0:0:ffff:9d9a:a576
157.154.165.119 0:0:0:0:0:ffff:9d9a:a577
157.154.165.120 0:0:0:0:0:ffff:9d9a:a578


157.154.165.121 0:0:0:0:0:ffff:9d9a:a579
157.154.165.122 0:0:0:0:0:ffff:9d9a:a57a
157.154.165.123 0:0:0:0:0:ffff:9d9a:a57b
157.154.165.124 0:0:0:0:0:ffff:9d9a:a57c
157.154.165.125 0:0:0:0:0:ffff:9d9a:a57d
157.154.165.126 0:0:0:0:0:ffff:9d9a:a57e
157.154.165.127 0:0:0:0:0:ffff:9d9a:a57f
157.154.165.128 0:0:0:0:0:ffff:9d9a:a580
157.154.165.129 0:0:0:0:0:ffff:9d9a:a581
157.154.165.130 0:0:0:0:0:ffff:9d9a:a582
157.154.165.131 0:0:0:0:0:ffff:9d9a:a583
157.154.165.132 0:0:0:0:0:ffff:9d9a:a584
157.154.165.133 0:0:0:0:0:ffff:9d9a:a585
157.154.165.134 0:0:0:0:0:ffff:9d9a:a586
157.154.165.135 0:0:0:0:0:ffff:9d9a:a587
157.154.165.136 0:0:0:0:0:ffff:9d9a:a588
157.154.165.137 0:0:0:0:0:ffff:9d9a:a589
157.154.165.138 0:0:0:0:0:ffff:9d9a:a58a
157.154.165.139 0:0:0:0:0:ffff:9d9a:a58b
157.154.165.140 0:0:0:0:0:ffff:9d9a:a58c
157.154.165.141 0:0:0:0:0:ffff:9d9a:a58d
157.154.165.142 0:0:0:0:0:ffff:9d9a:a58e
157.154.165.143 0:0:0:0:0:ffff:9d9a:a58f
157.154.165.144 0:0:0:0:0:ffff:9d9a:a590
157.154.165.145 0:0:0:0:0:ffff:9d9a:a591
157.154.165.146 0:0:0:0:0:ffff:9d9a:a592
157.154.165.147 0:0:0:0:0:ffff:9d9a:a593
157.154.165.148 0:0:0:0:0:ffff:9d9a:a594
157.154.165.149 0:0:0:0:0:ffff:9d9a:a595
157.154.165.150 0:0:0:0:0:ffff:9d9a:a596
157.154.165.151 0:0:0:0:0:ffff:9d9a:a597
157.154.165.152 0:0:0:0:0:ffff:9d9a:a598
157.154.165.153 0:0:0:0:0:ffff:9d9a:a599
157.154.165.154 0:0:0:0:0:ffff:9d9a:a59a
157.154.165.155 0:0:0:0:0:ffff:9d9a:a59b
157.154.165.156 0:0:0:0:0:ffff:9d9a:a59c
157.154.165.157 0:0:0:0:0:ffff:9d9a:a59d
157.154.165.158 0:0:0:0:0:ffff:9d9a:a59e
157.154.165.159 0:0:0:0:0:ffff:9d9a:a59f
157.154.165.160 0:0:0:0:0:ffff:9d9a:a5a0
157.154.165.161 0:0:0:0:0:ffff:9d9a:a5a1
157.154.165.162 0:0:0:0:0:ffff:9d9a:a5a2
157.154.165.163 0:0:0:0:0:ffff:9d9a:a5a3
157.154.165.164 0:0:0:0:0:ffff:9d9a:a5a4
157.154.165.165 0:0:0:0:0:ffff:9d9a:a5a5
157.154.165.166 0:0:0:0:0:ffff:9d9a:a5a6
157.154.165.167 0:0:0:0:0:ffff:9d9a:a5a7
157.154.165.168 0:0:0:0:0:ffff:9d9a:a5a8
157.154.165.169 0:0:0:0:0:ffff:9d9a:a5a9
157.154.165.170 0:0:0:0:0:ffff:9d9a:a5aa
157.154.165.171 0:0:0:0:0:ffff:9d9a:a5ab
157.154.165.172 0:0:0:0:0:ffff:9d9a:a5ac
157.154.165.173 0:0:0:0:0:ffff:9d9a:a5ad
157.154.165.174 0:0:0:0:0:ffff:9d9a:a5ae
157.154.165.175 0:0:0:0:0:ffff:9d9a:a5af
157.154.165.176 0:0:0:0:0:ffff:9d9a:a5b0
157.154.165.177 0:0:0:0:0:ffff:9d9a:a5b1
157.154.165.178 0:0:0:0:0:ffff:9d9a:a5b2
157.154.165.179 0:0:0:0:0:ffff:9d9a:a5b3
157.154.165.180 0:0:0:0:0:ffff:9d9a:a5b4


157.154.165.181 0:0:0:0:0:ffff:9d9a:a5b5
157.154.165.182 0:0:0:0:0:ffff:9d9a:a5b6
157.154.165.183 0:0:0:0:0:ffff:9d9a:a5b7
157.154.165.184 0:0:0:0:0:ffff:9d9a:a5b8
157.154.165.185 0:0:0:0:0:ffff:9d9a:a5b9
157.154.165.186 0:0:0:0:0:ffff:9d9a:a5ba
157.154.165.187 0:0:0:0:0:ffff:9d9a:a5bb
157.154.165.188 0:0:0:0:0:ffff:9d9a:a5bc
157.154.165.189 0:0:0:0:0:ffff:9d9a:a5bd
157.154.165.190 0:0:0:0:0:ffff:9d9a:a5be
157.154.165.191 0:0:0:0:0:ffff:9d9a:a5bf
157.154.165.192 0:0:0:0:0:ffff:9d9a:a5c0
157.154.165.193 0:0:0:0:0:ffff:9d9a:a5c1
157.154.165.194 0:0:0:0:0:ffff:9d9a:a5c2
157.154.165.195 0:0:0:0:0:ffff:9d9a:a5c3
157.154.165.196 0:0:0:0:0:ffff:9d9a:a5c4
157.154.165.197 0:0:0:0:0:ffff:9d9a:a5c5
157.154.165.198 0:0:0:0:0:ffff:9d9a:a5c6
157.154.165.199 0:0:0:0:0:ffff:9d9a:a5c7
157.154.165.200 0:0:0:0:0:ffff:9d9a:a5c8
157.154.165.201 0:0:0:0:0:ffff:9d9a:a5c9
157.154.165.202 0:0:0:0:0:ffff:9d9a:a5ca
157.154.165.203 0:0:0:0:0:ffff:9d9a:a5cb
157.154.165.204 0:0:0:0:0:ffff:9d9a:a5cc
157.154.165.205 0:0:0:0:0:ffff:9d9a:a5cd
157.154.165.206 0:0:0:0:0:ffff:9d9a:a5ce
157.154.165.207 0:0:0:0:0:ffff:9d9a:a5cf
157.154.165.208 0:0:0:0:0:ffff:9d9a:a5d0
157.154.165.209 0:0:0:0:0:ffff:9d9a:a5d1
157.154.165.210 0:0:0:0:0:ffff:9d9a:a5d2
157.154.165.211 0:0:0:0:0:ffff:9d9a:a5d3
157.154.165.212 0:0:0:0:0:ffff:9d9a:a5d4
157.154.165.213 0:0:0:0:0:ffff:9d9a:a5d5
157.154.165.214 0:0:0:0:0:ffff:9d9a:a5d6
157.154.165.215 0:0:0:0:0:ffff:9d9a:a5d7
157.154.165.216 0:0:0:0:0:ffff:9d9a:a5d8
157.154.165.217 0:0:0:0:0:ffff:9d9a:a5d9
157.154.165.218 0:0:0:0:0:ffff:9d9a:a5da
157.154.165.219 0:0:0:0:0:ffff:9d9a:a5db
157.154.165.220 0:0:0:0:0:ffff:9d9a:a5dc
157.154.165.221 0:0:0:0:0:ffff:9d9a:a5dd
157.154.165.222 0:0:0:0:0:ffff:9d9a:a5de
157.154.165.223 0:0:0:0:0:ffff:9d9a:a5df
157.154.165.224 0:0:0:0:0:ffff:9d9a:a5e0
157.154.165.225 0:0:0:0:0:ffff:9d9a:a5e1
157.154.165.226 0:0:0:0:0:ffff:9d9a:a5e2
157.154.165.227 0:0:0:0:0:ffff:9d9a:a5e3
157.154.165.228 0:0:0:0:0:ffff:9d9a:a5e4
157.154.165.229 0:0:0:0:0:ffff:9d9a:a5e5
157.154.165.230 0:0:0:0:0:ffff:9d9a:a5e6
157.154.165.231 0:0:0:0:0:ffff:9d9a:a5e7
157.154.165.232 0:0:0:0:0:ffff:9d9a:a5e8
157.154.165.233 0:0:0:0:0:ffff:9d9a:a5e9
157.154.165.234 0:0:0:0:0:ffff:9d9a:a5ea
157.154.165.235 0:0:0:0:0:ffff:9d9a:a5eb
157.154.165.236 0:0:0:0:0:ffff:9d9a:a5ec
157.154.165.237 0:0:0:0:0:ffff:9d9a:a5ed
157.154.165.238 0:0:0:0:0:ffff:9d9a:a5ee
157.154.165.239 0:0:0:0:0:ffff:9d9a:a5ef
157.154.165.240 0:0:0:0:0:ffff:9d9a:a5f0
157.154.165.241 0:0:0:0:0:ffff:9d9a:a5f1
157.154.165.242 0:0:0:0:0:ffff:9d9a:a5f2
157.154.165.243 0:0:0:0:0:ffff:9d9a:a5f3
157.154.165.244 0:0:0:0:0:ffff:9d9a:a5f4
157.154.165.245 0:0:0:0:0:ffff:9d9a:a5f5
157.154.165.246 0:0:0:0:0:ffff:9d9a:a5f6
157.154.165.247 0:0:0:0:0:ffff:9d9a:a5f7
157.154.165.248 0:0:0:0:0:ffff:9d9a:a5f8
157.154.165.249 0:0:0:0:0:ffff:9d9a:a5f9
157.154.165.250 0:0:0:0:0:ffff:9d9a:a5fa
157.154.165.251 0:0:0:0:0:ffff:9d9a:a5fb
157.154.165.252 0:0:0:0:0:ffff:9d9a:a5fc
157.154.165.253 0:0:0:0:0:ffff:9d9a:a5fd
157.154.165.254 0:0:0:0:0:ffff:9d9a:a5fe
157.154.165.255 0:0:0:0:0:ffff:9d9a:a5ff


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.