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
199.145.102.1 0:0:0:0:0:ffff:c791:6601
199.145.102.2 0:0:0:0:0:ffff:c791:6602
199.145.102.3 0:0:0:0:0:ffff:c791:6603
199.145.102.4 0:0:0:0:0:ffff:c791:6604
199.145.102.5 0:0:0:0:0:ffff:c791:6605
199.145.102.6 0:0:0:0:0:ffff:c791:6606
199.145.102.7 0:0:0:0:0:ffff:c791:6607
199.145.102.8 0:0:0:0:0:ffff:c791:6608
199.145.102.9 0:0:0:0:0:ffff:c791:6609
199.145.102.10 0:0:0:0:0:ffff:c791:660a
199.145.102.11 0:0:0:0:0:ffff:c791:660b
199.145.102.12 0:0:0:0:0:ffff:c791:660c
199.145.102.13 0:0:0:0:0:ffff:c791:660d
199.145.102.14 0:0:0:0:0:ffff:c791:660e
199.145.102.15 0:0:0:0:0:ffff:c791:660f
199.145.102.16 0:0:0:0:0:ffff:c791:6610
199.145.102.17 0:0:0:0:0:ffff:c791:6611
199.145.102.18 0:0:0:0:0:ffff:c791:6612
199.145.102.19 0:0:0:0:0:ffff:c791:6613
199.145.102.20 0:0:0:0:0:ffff:c791:6614
199.145.102.21 0:0:0:0:0:ffff:c791:6615
199.145.102.22 0:0:0:0:0:ffff:c791:6616
199.145.102.23 0:0:0:0:0:ffff:c791:6617
199.145.102.24 0:0:0:0:0:ffff:c791:6618
199.145.102.25 0:0:0:0:0:ffff:c791:6619
199.145.102.26 0:0:0:0:0:ffff:c791:661a
199.145.102.27 0:0:0:0:0:ffff:c791:661b
199.145.102.28 0:0:0:0:0:ffff:c791:661c
199.145.102.29 0:0:0:0:0:ffff:c791:661d
199.145.102.30 0:0:0:0:0:ffff:c791:661e
199.145.102.31 0:0:0:0:0:ffff:c791:661f
199.145.102.32 0:0:0:0:0:ffff:c791:6620
199.145.102.33 0:0:0:0:0:ffff:c791:6621
199.145.102.34 0:0:0:0:0:ffff:c791:6622
199.145.102.35 0:0:0:0:0:ffff:c791:6623
199.145.102.36 0:0:0:0:0:ffff:c791:6624
199.145.102.37 0:0:0:0:0:ffff:c791:6625
199.145.102.38 0:0:0:0:0:ffff:c791:6626
199.145.102.39 0:0:0:0:0:ffff:c791:6627
199.145.102.40 0:0:0:0:0:ffff:c791:6628
199.145.102.41 0:0:0:0:0:ffff:c791:6629
199.145.102.42 0:0:0:0:0:ffff:c791:662a
199.145.102.43 0:0:0:0:0:ffff:c791:662b
199.145.102.44 0:0:0:0:0:ffff:c791:662c
199.145.102.45 0:0:0:0:0:ffff:c791:662d
199.145.102.46 0:0:0:0:0:ffff:c791:662e
199.145.102.47 0:0:0:0:0:ffff:c791:662f
199.145.102.48 0:0:0:0:0:ffff:c791:6630
199.145.102.49 0:0:0:0:0:ffff:c791:6631
199.145.102.50 0:0:0:0:0:ffff:c791:6632
199.145.102.51 0:0:0:0:0:ffff:c791:6633
199.145.102.52 0:0:0:0:0:ffff:c791:6634
199.145.102.53 0:0:0:0:0:ffff:c791:6635
199.145.102.54 0:0:0:0:0:ffff:c791:6636
199.145.102.55 0:0:0:0:0:ffff:c791:6637
199.145.102.56 0:0:0:0:0:ffff:c791:6638
199.145.102.57 0:0:0:0:0:ffff:c791:6639
199.145.102.58 0:0:0:0:0:ffff:c791:663a
199.145.102.59 0:0:0:0:0:ffff:c791:663b
199.145.102.60 0:0:0:0:0:ffff:c791:663c


199.145.102.61 0:0:0:0:0:ffff:c791:663d
199.145.102.62 0:0:0:0:0:ffff:c791:663e
199.145.102.63 0:0:0:0:0:ffff:c791:663f
199.145.102.64 0:0:0:0:0:ffff:c791:6640
199.145.102.65 0:0:0:0:0:ffff:c791:6641
199.145.102.66 0:0:0:0:0:ffff:c791:6642
199.145.102.67 0:0:0:0:0:ffff:c791:6643
199.145.102.68 0:0:0:0:0:ffff:c791:6644
199.145.102.69 0:0:0:0:0:ffff:c791:6645
199.145.102.70 0:0:0:0:0:ffff:c791:6646
199.145.102.71 0:0:0:0:0:ffff:c791:6647
199.145.102.72 0:0:0:0:0:ffff:c791:6648
199.145.102.73 0:0:0:0:0:ffff:c791:6649
199.145.102.74 0:0:0:0:0:ffff:c791:664a
199.145.102.75 0:0:0:0:0:ffff:c791:664b
199.145.102.76 0:0:0:0:0:ffff:c791:664c
199.145.102.77 0:0:0:0:0:ffff:c791:664d
199.145.102.78 0:0:0:0:0:ffff:c791:664e
199.145.102.79 0:0:0:0:0:ffff:c791:664f
199.145.102.80 0:0:0:0:0:ffff:c791:6650
199.145.102.81 0:0:0:0:0:ffff:c791:6651
199.145.102.82 0:0:0:0:0:ffff:c791:6652
199.145.102.83 0:0:0:0:0:ffff:c791:6653
199.145.102.84 0:0:0:0:0:ffff:c791:6654
199.145.102.85 0:0:0:0:0:ffff:c791:6655
199.145.102.86 0:0:0:0:0:ffff:c791:6656
199.145.102.87 0:0:0:0:0:ffff:c791:6657
199.145.102.88 0:0:0:0:0:ffff:c791:6658
199.145.102.89 0:0:0:0:0:ffff:c791:6659
199.145.102.90 0:0:0:0:0:ffff:c791:665a
199.145.102.91 0:0:0:0:0:ffff:c791:665b
199.145.102.92 0:0:0:0:0:ffff:c791:665c
199.145.102.93 0:0:0:0:0:ffff:c791:665d
199.145.102.94 0:0:0:0:0:ffff:c791:665e
199.145.102.95 0:0:0:0:0:ffff:c791:665f
199.145.102.96 0:0:0:0:0:ffff:c791:6660
199.145.102.97 0:0:0:0:0:ffff:c791:6661
199.145.102.98 0:0:0:0:0:ffff:c791:6662
199.145.102.99 0:0:0:0:0:ffff:c791:6663
199.145.102.100 0:0:0:0:0:ffff:c791:6664
199.145.102.101 0:0:0:0:0:ffff:c791:6665
199.145.102.102 0:0:0:0:0:ffff:c791:6666
199.145.102.103 0:0:0:0:0:ffff:c791:6667
199.145.102.104 0:0:0:0:0:ffff:c791:6668
199.145.102.105 0:0:0:0:0:ffff:c791:6669
199.145.102.106 0:0:0:0:0:ffff:c791:666a
199.145.102.107 0:0:0:0:0:ffff:c791:666b
199.145.102.108 0:0:0:0:0:ffff:c791:666c
199.145.102.109 0:0:0:0:0:ffff:c791:666d
199.145.102.110 0:0:0:0:0:ffff:c791:666e
199.145.102.111 0:0:0:0:0:ffff:c791:666f
199.145.102.112 0:0:0:0:0:ffff:c791:6670
199.145.102.113 0:0:0:0:0:ffff:c791:6671
199.145.102.114 0:0:0:0:0:ffff:c791:6672
199.145.102.115 0:0:0:0:0:ffff:c791:6673
199.145.102.116 0:0:0:0:0:ffff:c791:6674
199.145.102.117 0:0:0:0:0:ffff:c791:6675
199.145.102.118 0:0:0:0:0:ffff:c791:6676
199.145.102.119 0:0:0:0:0:ffff:c791:6677
199.145.102.120 0:0:0:0:0:ffff:c791:6678


199.145.102.121 0:0:0:0:0:ffff:c791:6679
199.145.102.122 0:0:0:0:0:ffff:c791:667a
199.145.102.123 0:0:0:0:0:ffff:c791:667b
199.145.102.124 0:0:0:0:0:ffff:c791:667c
199.145.102.125 0:0:0:0:0:ffff:c791:667d
199.145.102.126 0:0:0:0:0:ffff:c791:667e
199.145.102.127 0:0:0:0:0:ffff:c791:667f
199.145.102.128 0:0:0:0:0:ffff:c791:6680
199.145.102.129 0:0:0:0:0:ffff:c791:6681
199.145.102.130 0:0:0:0:0:ffff:c791:6682
199.145.102.131 0:0:0:0:0:ffff:c791:6683
199.145.102.132 0:0:0:0:0:ffff:c791:6684
199.145.102.133 0:0:0:0:0:ffff:c791:6685
199.145.102.134 0:0:0:0:0:ffff:c791:6686
199.145.102.135 0:0:0:0:0:ffff:c791:6687
199.145.102.136 0:0:0:0:0:ffff:c791:6688
199.145.102.137 0:0:0:0:0:ffff:c791:6689
199.145.102.138 0:0:0:0:0:ffff:c791:668a
199.145.102.139 0:0:0:0:0:ffff:c791:668b
199.145.102.140 0:0:0:0:0:ffff:c791:668c
199.145.102.141 0:0:0:0:0:ffff:c791:668d
199.145.102.142 0:0:0:0:0:ffff:c791:668e
199.145.102.143 0:0:0:0:0:ffff:c791:668f
199.145.102.144 0:0:0:0:0:ffff:c791:6690
199.145.102.145 0:0:0:0:0:ffff:c791:6691
199.145.102.146 0:0:0:0:0:ffff:c791:6692
199.145.102.147 0:0:0:0:0:ffff:c791:6693
199.145.102.148 0:0:0:0:0:ffff:c791:6694
199.145.102.149 0:0:0:0:0:ffff:c791:6695
199.145.102.150 0:0:0:0:0:ffff:c791:6696
199.145.102.151 0:0:0:0:0:ffff:c791:6697
199.145.102.152 0:0:0:0:0:ffff:c791:6698
199.145.102.153 0:0:0:0:0:ffff:c791:6699
199.145.102.154 0:0:0:0:0:ffff:c791:669a
199.145.102.155 0:0:0:0:0:ffff:c791:669b
199.145.102.156 0:0:0:0:0:ffff:c791:669c
199.145.102.157 0:0:0:0:0:ffff:c791:669d
199.145.102.158 0:0:0:0:0:ffff:c791:669e
199.145.102.159 0:0:0:0:0:ffff:c791:669f
199.145.102.160 0:0:0:0:0:ffff:c791:66a0
199.145.102.161 0:0:0:0:0:ffff:c791:66a1
199.145.102.162 0:0:0:0:0:ffff:c791:66a2
199.145.102.163 0:0:0:0:0:ffff:c791:66a3
199.145.102.164 0:0:0:0:0:ffff:c791:66a4
199.145.102.165 0:0:0:0:0:ffff:c791:66a5
199.145.102.166 0:0:0:0:0:ffff:c791:66a6
199.145.102.167 0:0:0:0:0:ffff:c791:66a7
199.145.102.168 0:0:0:0:0:ffff:c791:66a8
199.145.102.169 0:0:0:0:0:ffff:c791:66a9
199.145.102.170 0:0:0:0:0:ffff:c791:66aa
199.145.102.171 0:0:0:0:0:ffff:c791:66ab
199.145.102.172 0:0:0:0:0:ffff:c791:66ac
199.145.102.173 0:0:0:0:0:ffff:c791:66ad
199.145.102.174 0:0:0:0:0:ffff:c791:66ae
199.145.102.175 0:0:0:0:0:ffff:c791:66af
199.145.102.176 0:0:0:0:0:ffff:c791:66b0
199.145.102.177 0:0:0:0:0:ffff:c791:66b1
199.145.102.178 0:0:0:0:0:ffff:c791:66b2
199.145.102.179 0:0:0:0:0:ffff:c791:66b3
199.145.102.180 0:0:0:0:0:ffff:c791:66b4


199.145.102.181 0:0:0:0:0:ffff:c791:66b5
199.145.102.182 0:0:0:0:0:ffff:c791:66b6
199.145.102.183 0:0:0:0:0:ffff:c791:66b7
199.145.102.184 0:0:0:0:0:ffff:c791:66b8
199.145.102.185 0:0:0:0:0:ffff:c791:66b9
199.145.102.186 0:0:0:0:0:ffff:c791:66ba
199.145.102.187 0:0:0:0:0:ffff:c791:66bb
199.145.102.188 0:0:0:0:0:ffff:c791:66bc
199.145.102.189 0:0:0:0:0:ffff:c791:66bd
199.145.102.190 0:0:0:0:0:ffff:c791:66be
199.145.102.191 0:0:0:0:0:ffff:c791:66bf
199.145.102.192 0:0:0:0:0:ffff:c791:66c0
199.145.102.193 0:0:0:0:0:ffff:c791:66c1
199.145.102.194 0:0:0:0:0:ffff:c791:66c2
199.145.102.195 0:0:0:0:0:ffff:c791:66c3
199.145.102.196 0:0:0:0:0:ffff:c791:66c4
199.145.102.197 0:0:0:0:0:ffff:c791:66c5
199.145.102.198 0:0:0:0:0:ffff:c791:66c6
199.145.102.199 0:0:0:0:0:ffff:c791:66c7
199.145.102.200 0:0:0:0:0:ffff:c791:66c8
199.145.102.201 0:0:0:0:0:ffff:c791:66c9
199.145.102.202 0:0:0:0:0:ffff:c791:66ca
199.145.102.203 0:0:0:0:0:ffff:c791:66cb
199.145.102.204 0:0:0:0:0:ffff:c791:66cc
199.145.102.205 0:0:0:0:0:ffff:c791:66cd
199.145.102.206 0:0:0:0:0:ffff:c791:66ce
199.145.102.207 0:0:0:0:0:ffff:c791:66cf
199.145.102.208 0:0:0:0:0:ffff:c791:66d0
199.145.102.209 0:0:0:0:0:ffff:c791:66d1
199.145.102.210 0:0:0:0:0:ffff:c791:66d2
199.145.102.211 0:0:0:0:0:ffff:c791:66d3
199.145.102.212 0:0:0:0:0:ffff:c791:66d4
199.145.102.213 0:0:0:0:0:ffff:c791:66d5
199.145.102.214 0:0:0:0:0:ffff:c791:66d6
199.145.102.215 0:0:0:0:0:ffff:c791:66d7
199.145.102.216 0:0:0:0:0:ffff:c791:66d8
199.145.102.217 0:0:0:0:0:ffff:c791:66d9
199.145.102.218 0:0:0:0:0:ffff:c791:66da
199.145.102.219 0:0:0:0:0:ffff:c791:66db
199.145.102.220 0:0:0:0:0:ffff:c791:66dc
199.145.102.221 0:0:0:0:0:ffff:c791:66dd
199.145.102.222 0:0:0:0:0:ffff:c791:66de
199.145.102.223 0:0:0:0:0:ffff:c791:66df
199.145.102.224 0:0:0:0:0:ffff:c791:66e0
199.145.102.225 0:0:0:0:0:ffff:c791:66e1
199.145.102.226 0:0:0:0:0:ffff:c791:66e2
199.145.102.227 0:0:0:0:0:ffff:c791:66e3
199.145.102.228 0:0:0:0:0:ffff:c791:66e4
199.145.102.229 0:0:0:0:0:ffff:c791:66e5
199.145.102.230 0:0:0:0:0:ffff:c791:66e6
199.145.102.231 0:0:0:0:0:ffff:c791:66e7
199.145.102.232 0:0:0:0:0:ffff:c791:66e8
199.145.102.233 0:0:0:0:0:ffff:c791:66e9
199.145.102.234 0:0:0:0:0:ffff:c791:66ea
199.145.102.235 0:0:0:0:0:ffff:c791:66eb
199.145.102.236 0:0:0:0:0:ffff:c791:66ec
199.145.102.237 0:0:0:0:0:ffff:c791:66ed
199.145.102.238 0:0:0:0:0:ffff:c791:66ee
199.145.102.239 0:0:0:0:0:ffff:c791:66ef
199.145.102.240 0:0:0:0:0:ffff:c791:66f0
199.145.102.241 0:0:0:0:0:ffff:c791:66f1
199.145.102.242 0:0:0:0:0:ffff:c791:66f2
199.145.102.243 0:0:0:0:0:ffff:c791:66f3
199.145.102.244 0:0:0:0:0:ffff:c791:66f4
199.145.102.245 0:0:0:0:0:ffff:c791:66f5
199.145.102.246 0:0:0:0:0:ffff:c791:66f6
199.145.102.247 0:0:0:0:0:ffff:c791:66f7
199.145.102.248 0:0:0:0:0:ffff:c791:66f8
199.145.102.249 0:0:0:0:0:ffff:c791:66f9
199.145.102.250 0:0:0:0:0:ffff:c791:66fa
199.145.102.251 0:0:0:0:0:ffff:c791:66fb
199.145.102.252 0:0:0:0:0:ffff:c791:66fc
199.145.102.253 0:0:0:0:0:ffff:c791:66fd
199.145.102.254 0:0:0:0:0:ffff:c791:66fe
199.145.102.255 0:0:0:0:0:ffff:c791:66ff


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.