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
145.61.5.1 0:0:0:0:0:ffff:913d:501
145.61.5.2 0:0:0:0:0:ffff:913d:502
145.61.5.3 0:0:0:0:0:ffff:913d:503
145.61.5.4 0:0:0:0:0:ffff:913d:504
145.61.5.5 0:0:0:0:0:ffff:913d:505
145.61.5.6 0:0:0:0:0:ffff:913d:506
145.61.5.7 0:0:0:0:0:ffff:913d:507
145.61.5.8 0:0:0:0:0:ffff:913d:508
145.61.5.9 0:0:0:0:0:ffff:913d:509
145.61.5.10 0:0:0:0:0:ffff:913d:50a
145.61.5.11 0:0:0:0:0:ffff:913d:50b
145.61.5.12 0:0:0:0:0:ffff:913d:50c
145.61.5.13 0:0:0:0:0:ffff:913d:50d
145.61.5.14 0:0:0:0:0:ffff:913d:50e
145.61.5.15 0:0:0:0:0:ffff:913d:50f
145.61.5.16 0:0:0:0:0:ffff:913d:510
145.61.5.17 0:0:0:0:0:ffff:913d:511
145.61.5.18 0:0:0:0:0:ffff:913d:512
145.61.5.19 0:0:0:0:0:ffff:913d:513
145.61.5.20 0:0:0:0:0:ffff:913d:514
145.61.5.21 0:0:0:0:0:ffff:913d:515
145.61.5.22 0:0:0:0:0:ffff:913d:516
145.61.5.23 0:0:0:0:0:ffff:913d:517
145.61.5.24 0:0:0:0:0:ffff:913d:518
145.61.5.25 0:0:0:0:0:ffff:913d:519
145.61.5.26 0:0:0:0:0:ffff:913d:51a
145.61.5.27 0:0:0:0:0:ffff:913d:51b
145.61.5.28 0:0:0:0:0:ffff:913d:51c
145.61.5.29 0:0:0:0:0:ffff:913d:51d
145.61.5.30 0:0:0:0:0:ffff:913d:51e
145.61.5.31 0:0:0:0:0:ffff:913d:51f
145.61.5.32 0:0:0:0:0:ffff:913d:520
145.61.5.33 0:0:0:0:0:ffff:913d:521
145.61.5.34 0:0:0:0:0:ffff:913d:522
145.61.5.35 0:0:0:0:0:ffff:913d:523
145.61.5.36 0:0:0:0:0:ffff:913d:524
145.61.5.37 0:0:0:0:0:ffff:913d:525
145.61.5.38 0:0:0:0:0:ffff:913d:526
145.61.5.39 0:0:0:0:0:ffff:913d:527
145.61.5.40 0:0:0:0:0:ffff:913d:528
145.61.5.41 0:0:0:0:0:ffff:913d:529
145.61.5.42 0:0:0:0:0:ffff:913d:52a
145.61.5.43 0:0:0:0:0:ffff:913d:52b
145.61.5.44 0:0:0:0:0:ffff:913d:52c
145.61.5.45 0:0:0:0:0:ffff:913d:52d
145.61.5.46 0:0:0:0:0:ffff:913d:52e
145.61.5.47 0:0:0:0:0:ffff:913d:52f
145.61.5.48 0:0:0:0:0:ffff:913d:530
145.61.5.49 0:0:0:0:0:ffff:913d:531
145.61.5.50 0:0:0:0:0:ffff:913d:532
145.61.5.51 0:0:0:0:0:ffff:913d:533
145.61.5.52 0:0:0:0:0:ffff:913d:534
145.61.5.53 0:0:0:0:0:ffff:913d:535
145.61.5.54 0:0:0:0:0:ffff:913d:536
145.61.5.55 0:0:0:0:0:ffff:913d:537
145.61.5.56 0:0:0:0:0:ffff:913d:538
145.61.5.57 0:0:0:0:0:ffff:913d:539
145.61.5.58 0:0:0:0:0:ffff:913d:53a
145.61.5.59 0:0:0:0:0:ffff:913d:53b
145.61.5.60 0:0:0:0:0:ffff:913d:53c


145.61.5.61 0:0:0:0:0:ffff:913d:53d
145.61.5.62 0:0:0:0:0:ffff:913d:53e
145.61.5.63 0:0:0:0:0:ffff:913d:53f
145.61.5.64 0:0:0:0:0:ffff:913d:540
145.61.5.65 0:0:0:0:0:ffff:913d:541
145.61.5.66 0:0:0:0:0:ffff:913d:542
145.61.5.67 0:0:0:0:0:ffff:913d:543
145.61.5.68 0:0:0:0:0:ffff:913d:544
145.61.5.69 0:0:0:0:0:ffff:913d:545
145.61.5.70 0:0:0:0:0:ffff:913d:546
145.61.5.71 0:0:0:0:0:ffff:913d:547
145.61.5.72 0:0:0:0:0:ffff:913d:548
145.61.5.73 0:0:0:0:0:ffff:913d:549
145.61.5.74 0:0:0:0:0:ffff:913d:54a
145.61.5.75 0:0:0:0:0:ffff:913d:54b
145.61.5.76 0:0:0:0:0:ffff:913d:54c
145.61.5.77 0:0:0:0:0:ffff:913d:54d
145.61.5.78 0:0:0:0:0:ffff:913d:54e
145.61.5.79 0:0:0:0:0:ffff:913d:54f
145.61.5.80 0:0:0:0:0:ffff:913d:550
145.61.5.81 0:0:0:0:0:ffff:913d:551
145.61.5.82 0:0:0:0:0:ffff:913d:552
145.61.5.83 0:0:0:0:0:ffff:913d:553
145.61.5.84 0:0:0:0:0:ffff:913d:554
145.61.5.85 0:0:0:0:0:ffff:913d:555
145.61.5.86 0:0:0:0:0:ffff:913d:556
145.61.5.87 0:0:0:0:0:ffff:913d:557
145.61.5.88 0:0:0:0:0:ffff:913d:558
145.61.5.89 0:0:0:0:0:ffff:913d:559
145.61.5.90 0:0:0:0:0:ffff:913d:55a
145.61.5.91 0:0:0:0:0:ffff:913d:55b
145.61.5.92 0:0:0:0:0:ffff:913d:55c
145.61.5.93 0:0:0:0:0:ffff:913d:55d
145.61.5.94 0:0:0:0:0:ffff:913d:55e
145.61.5.95 0:0:0:0:0:ffff:913d:55f
145.61.5.96 0:0:0:0:0:ffff:913d:560
145.61.5.97 0:0:0:0:0:ffff:913d:561
145.61.5.98 0:0:0:0:0:ffff:913d:562
145.61.5.99 0:0:0:0:0:ffff:913d:563
145.61.5.100 0:0:0:0:0:ffff:913d:564
145.61.5.101 0:0:0:0:0:ffff:913d:565
145.61.5.102 0:0:0:0:0:ffff:913d:566
145.61.5.103 0:0:0:0:0:ffff:913d:567
145.61.5.104 0:0:0:0:0:ffff:913d:568
145.61.5.105 0:0:0:0:0:ffff:913d:569
145.61.5.106 0:0:0:0:0:ffff:913d:56a
145.61.5.107 0:0:0:0:0:ffff:913d:56b
145.61.5.108 0:0:0:0:0:ffff:913d:56c
145.61.5.109 0:0:0:0:0:ffff:913d:56d
145.61.5.110 0:0:0:0:0:ffff:913d:56e
145.61.5.111 0:0:0:0:0:ffff:913d:56f
145.61.5.112 0:0:0:0:0:ffff:913d:570
145.61.5.113 0:0:0:0:0:ffff:913d:571
145.61.5.114 0:0:0:0:0:ffff:913d:572
145.61.5.115 0:0:0:0:0:ffff:913d:573
145.61.5.116 0:0:0:0:0:ffff:913d:574
145.61.5.117 0:0:0:0:0:ffff:913d:575
145.61.5.118 0:0:0:0:0:ffff:913d:576
145.61.5.119 0:0:0:0:0:ffff:913d:577
145.61.5.120 0:0:0:0:0:ffff:913d:578


145.61.5.121 0:0:0:0:0:ffff:913d:579
145.61.5.122 0:0:0:0:0:ffff:913d:57a
145.61.5.123 0:0:0:0:0:ffff:913d:57b
145.61.5.124 0:0:0:0:0:ffff:913d:57c
145.61.5.125 0:0:0:0:0:ffff:913d:57d
145.61.5.126 0:0:0:0:0:ffff:913d:57e
145.61.5.127 0:0:0:0:0:ffff:913d:57f
145.61.5.128 0:0:0:0:0:ffff:913d:580
145.61.5.129 0:0:0:0:0:ffff:913d:581
145.61.5.130 0:0:0:0:0:ffff:913d:582
145.61.5.131 0:0:0:0:0:ffff:913d:583
145.61.5.132 0:0:0:0:0:ffff:913d:584
145.61.5.133 0:0:0:0:0:ffff:913d:585
145.61.5.134 0:0:0:0:0:ffff:913d:586
145.61.5.135 0:0:0:0:0:ffff:913d:587
145.61.5.136 0:0:0:0:0:ffff:913d:588
145.61.5.137 0:0:0:0:0:ffff:913d:589
145.61.5.138 0:0:0:0:0:ffff:913d:58a
145.61.5.139 0:0:0:0:0:ffff:913d:58b
145.61.5.140 0:0:0:0:0:ffff:913d:58c
145.61.5.141 0:0:0:0:0:ffff:913d:58d
145.61.5.142 0:0:0:0:0:ffff:913d:58e
145.61.5.143 0:0:0:0:0:ffff:913d:58f
145.61.5.144 0:0:0:0:0:ffff:913d:590
145.61.5.145 0:0:0:0:0:ffff:913d:591
145.61.5.146 0:0:0:0:0:ffff:913d:592
145.61.5.147 0:0:0:0:0:ffff:913d:593
145.61.5.148 0:0:0:0:0:ffff:913d:594
145.61.5.149 0:0:0:0:0:ffff:913d:595
145.61.5.150 0:0:0:0:0:ffff:913d:596
145.61.5.151 0:0:0:0:0:ffff:913d:597
145.61.5.152 0:0:0:0:0:ffff:913d:598
145.61.5.153 0:0:0:0:0:ffff:913d:599
145.61.5.154 0:0:0:0:0:ffff:913d:59a
145.61.5.155 0:0:0:0:0:ffff:913d:59b
145.61.5.156 0:0:0:0:0:ffff:913d:59c
145.61.5.157 0:0:0:0:0:ffff:913d:59d
145.61.5.158 0:0:0:0:0:ffff:913d:59e
145.61.5.159 0:0:0:0:0:ffff:913d:59f
145.61.5.160 0:0:0:0:0:ffff:913d:5a0
145.61.5.161 0:0:0:0:0:ffff:913d:5a1
145.61.5.162 0:0:0:0:0:ffff:913d:5a2
145.61.5.163 0:0:0:0:0:ffff:913d:5a3
145.61.5.164 0:0:0:0:0:ffff:913d:5a4
145.61.5.165 0:0:0:0:0:ffff:913d:5a5
145.61.5.166 0:0:0:0:0:ffff:913d:5a6
145.61.5.167 0:0:0:0:0:ffff:913d:5a7
145.61.5.168 0:0:0:0:0:ffff:913d:5a8
145.61.5.169 0:0:0:0:0:ffff:913d:5a9
145.61.5.170 0:0:0:0:0:ffff:913d:5aa
145.61.5.171 0:0:0:0:0:ffff:913d:5ab
145.61.5.172 0:0:0:0:0:ffff:913d:5ac
145.61.5.173 0:0:0:0:0:ffff:913d:5ad
145.61.5.174 0:0:0:0:0:ffff:913d:5ae
145.61.5.175 0:0:0:0:0:ffff:913d:5af
145.61.5.176 0:0:0:0:0:ffff:913d:5b0
145.61.5.177 0:0:0:0:0:ffff:913d:5b1
145.61.5.178 0:0:0:0:0:ffff:913d:5b2
145.61.5.179 0:0:0:0:0:ffff:913d:5b3
145.61.5.180 0:0:0:0:0:ffff:913d:5b4


145.61.5.181 0:0:0:0:0:ffff:913d:5b5
145.61.5.182 0:0:0:0:0:ffff:913d:5b6
145.61.5.183 0:0:0:0:0:ffff:913d:5b7
145.61.5.184 0:0:0:0:0:ffff:913d:5b8
145.61.5.185 0:0:0:0:0:ffff:913d:5b9
145.61.5.186 0:0:0:0:0:ffff:913d:5ba
145.61.5.187 0:0:0:0:0:ffff:913d:5bb
145.61.5.188 0:0:0:0:0:ffff:913d:5bc
145.61.5.189 0:0:0:0:0:ffff:913d:5bd
145.61.5.190 0:0:0:0:0:ffff:913d:5be
145.61.5.191 0:0:0:0:0:ffff:913d:5bf
145.61.5.192 0:0:0:0:0:ffff:913d:5c0
145.61.5.193 0:0:0:0:0:ffff:913d:5c1
145.61.5.194 0:0:0:0:0:ffff:913d:5c2
145.61.5.195 0:0:0:0:0:ffff:913d:5c3
145.61.5.196 0:0:0:0:0:ffff:913d:5c4
145.61.5.197 0:0:0:0:0:ffff:913d:5c5
145.61.5.198 0:0:0:0:0:ffff:913d:5c6
145.61.5.199 0:0:0:0:0:ffff:913d:5c7
145.61.5.200 0:0:0:0:0:ffff:913d:5c8
145.61.5.201 0:0:0:0:0:ffff:913d:5c9
145.61.5.202 0:0:0:0:0:ffff:913d:5ca
145.61.5.203 0:0:0:0:0:ffff:913d:5cb
145.61.5.204 0:0:0:0:0:ffff:913d:5cc
145.61.5.205 0:0:0:0:0:ffff:913d:5cd
145.61.5.206 0:0:0:0:0:ffff:913d:5ce
145.61.5.207 0:0:0:0:0:ffff:913d:5cf
145.61.5.208 0:0:0:0:0:ffff:913d:5d0
145.61.5.209 0:0:0:0:0:ffff:913d:5d1
145.61.5.210 0:0:0:0:0:ffff:913d:5d2
145.61.5.211 0:0:0:0:0:ffff:913d:5d3
145.61.5.212 0:0:0:0:0:ffff:913d:5d4
145.61.5.213 0:0:0:0:0:ffff:913d:5d5
145.61.5.214 0:0:0:0:0:ffff:913d:5d6
145.61.5.215 0:0:0:0:0:ffff:913d:5d7
145.61.5.216 0:0:0:0:0:ffff:913d:5d8
145.61.5.217 0:0:0:0:0:ffff:913d:5d9
145.61.5.218 0:0:0:0:0:ffff:913d:5da
145.61.5.219 0:0:0:0:0:ffff:913d:5db
145.61.5.220 0:0:0:0:0:ffff:913d:5dc
145.61.5.221 0:0:0:0:0:ffff:913d:5dd
145.61.5.222 0:0:0:0:0:ffff:913d:5de
145.61.5.223 0:0:0:0:0:ffff:913d:5df
145.61.5.224 0:0:0:0:0:ffff:913d:5e0
145.61.5.225 0:0:0:0:0:ffff:913d:5e1
145.61.5.226 0:0:0:0:0:ffff:913d:5e2
145.61.5.227 0:0:0:0:0:ffff:913d:5e3
145.61.5.228 0:0:0:0:0:ffff:913d:5e4
145.61.5.229 0:0:0:0:0:ffff:913d:5e5
145.61.5.230 0:0:0:0:0:ffff:913d:5e6
145.61.5.231 0:0:0:0:0:ffff:913d:5e7
145.61.5.232 0:0:0:0:0:ffff:913d:5e8
145.61.5.233 0:0:0:0:0:ffff:913d:5e9
145.61.5.234 0:0:0:0:0:ffff:913d:5ea
145.61.5.235 0:0:0:0:0:ffff:913d:5eb
145.61.5.236 0:0:0:0:0:ffff:913d:5ec
145.61.5.237 0:0:0:0:0:ffff:913d:5ed
145.61.5.238 0:0:0:0:0:ffff:913d:5ee
145.61.5.239 0:0:0:0:0:ffff:913d:5ef
145.61.5.240 0:0:0:0:0:ffff:913d:5f0
145.61.5.241 0:0:0:0:0:ffff:913d:5f1
145.61.5.242 0:0:0:0:0:ffff:913d:5f2
145.61.5.243 0:0:0:0:0:ffff:913d:5f3
145.61.5.244 0:0:0:0:0:ffff:913d:5f4
145.61.5.245 0:0:0:0:0:ffff:913d:5f5
145.61.5.246 0:0:0:0:0:ffff:913d:5f6
145.61.5.247 0:0:0:0:0:ffff:913d:5f7
145.61.5.248 0:0:0:0:0:ffff:913d:5f8
145.61.5.249 0:0:0:0:0:ffff:913d:5f9
145.61.5.250 0:0:0:0:0:ffff:913d:5fa
145.61.5.251 0:0:0:0:0:ffff:913d:5fb
145.61.5.252 0:0:0:0:0:ffff:913d:5fc
145.61.5.253 0:0:0:0:0:ffff:913d:5fd
145.61.5.254 0:0:0:0:0:ffff:913d:5fe
145.61.5.255 0:0:0:0:0:ffff:913d:5ff


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.