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
123.167.103.1 0:0:0:0:0:ffff:7ba7:6701
123.167.103.2 0:0:0:0:0:ffff:7ba7:6702
123.167.103.3 0:0:0:0:0:ffff:7ba7:6703
123.167.103.4 0:0:0:0:0:ffff:7ba7:6704
123.167.103.5 0:0:0:0:0:ffff:7ba7:6705
123.167.103.6 0:0:0:0:0:ffff:7ba7:6706
123.167.103.7 0:0:0:0:0:ffff:7ba7:6707
123.167.103.8 0:0:0:0:0:ffff:7ba7:6708
123.167.103.9 0:0:0:0:0:ffff:7ba7:6709
123.167.103.10 0:0:0:0:0:ffff:7ba7:670a
123.167.103.11 0:0:0:0:0:ffff:7ba7:670b
123.167.103.12 0:0:0:0:0:ffff:7ba7:670c
123.167.103.13 0:0:0:0:0:ffff:7ba7:670d
123.167.103.14 0:0:0:0:0:ffff:7ba7:670e
123.167.103.15 0:0:0:0:0:ffff:7ba7:670f
123.167.103.16 0:0:0:0:0:ffff:7ba7:6710
123.167.103.17 0:0:0:0:0:ffff:7ba7:6711
123.167.103.18 0:0:0:0:0:ffff:7ba7:6712
123.167.103.19 0:0:0:0:0:ffff:7ba7:6713
123.167.103.20 0:0:0:0:0:ffff:7ba7:6714
123.167.103.21 0:0:0:0:0:ffff:7ba7:6715
123.167.103.22 0:0:0:0:0:ffff:7ba7:6716
123.167.103.23 0:0:0:0:0:ffff:7ba7:6717
123.167.103.24 0:0:0:0:0:ffff:7ba7:6718
123.167.103.25 0:0:0:0:0:ffff:7ba7:6719
123.167.103.26 0:0:0:0:0:ffff:7ba7:671a
123.167.103.27 0:0:0:0:0:ffff:7ba7:671b
123.167.103.28 0:0:0:0:0:ffff:7ba7:671c
123.167.103.29 0:0:0:0:0:ffff:7ba7:671d
123.167.103.30 0:0:0:0:0:ffff:7ba7:671e
123.167.103.31 0:0:0:0:0:ffff:7ba7:671f
123.167.103.32 0:0:0:0:0:ffff:7ba7:6720
123.167.103.33 0:0:0:0:0:ffff:7ba7:6721
123.167.103.34 0:0:0:0:0:ffff:7ba7:6722
123.167.103.35 0:0:0:0:0:ffff:7ba7:6723
123.167.103.36 0:0:0:0:0:ffff:7ba7:6724
123.167.103.37 0:0:0:0:0:ffff:7ba7:6725
123.167.103.38 0:0:0:0:0:ffff:7ba7:6726
123.167.103.39 0:0:0:0:0:ffff:7ba7:6727
123.167.103.40 0:0:0:0:0:ffff:7ba7:6728
123.167.103.41 0:0:0:0:0:ffff:7ba7:6729
123.167.103.42 0:0:0:0:0:ffff:7ba7:672a
123.167.103.43 0:0:0:0:0:ffff:7ba7:672b
123.167.103.44 0:0:0:0:0:ffff:7ba7:672c
123.167.103.45 0:0:0:0:0:ffff:7ba7:672d
123.167.103.46 0:0:0:0:0:ffff:7ba7:672e
123.167.103.47 0:0:0:0:0:ffff:7ba7:672f
123.167.103.48 0:0:0:0:0:ffff:7ba7:6730
123.167.103.49 0:0:0:0:0:ffff:7ba7:6731
123.167.103.50 0:0:0:0:0:ffff:7ba7:6732
123.167.103.51 0:0:0:0:0:ffff:7ba7:6733
123.167.103.52 0:0:0:0:0:ffff:7ba7:6734
123.167.103.53 0:0:0:0:0:ffff:7ba7:6735
123.167.103.54 0:0:0:0:0:ffff:7ba7:6736
123.167.103.55 0:0:0:0:0:ffff:7ba7:6737
123.167.103.56 0:0:0:0:0:ffff:7ba7:6738
123.167.103.57 0:0:0:0:0:ffff:7ba7:6739
123.167.103.58 0:0:0:0:0:ffff:7ba7:673a
123.167.103.59 0:0:0:0:0:ffff:7ba7:673b
123.167.103.60 0:0:0:0:0:ffff:7ba7:673c


123.167.103.61 0:0:0:0:0:ffff:7ba7:673d
123.167.103.62 0:0:0:0:0:ffff:7ba7:673e
123.167.103.63 0:0:0:0:0:ffff:7ba7:673f
123.167.103.64 0:0:0:0:0:ffff:7ba7:6740
123.167.103.65 0:0:0:0:0:ffff:7ba7:6741
123.167.103.66 0:0:0:0:0:ffff:7ba7:6742
123.167.103.67 0:0:0:0:0:ffff:7ba7:6743
123.167.103.68 0:0:0:0:0:ffff:7ba7:6744
123.167.103.69 0:0:0:0:0:ffff:7ba7:6745
123.167.103.70 0:0:0:0:0:ffff:7ba7:6746
123.167.103.71 0:0:0:0:0:ffff:7ba7:6747
123.167.103.72 0:0:0:0:0:ffff:7ba7:6748
123.167.103.73 0:0:0:0:0:ffff:7ba7:6749
123.167.103.74 0:0:0:0:0:ffff:7ba7:674a
123.167.103.75 0:0:0:0:0:ffff:7ba7:674b
123.167.103.76 0:0:0:0:0:ffff:7ba7:674c
123.167.103.77 0:0:0:0:0:ffff:7ba7:674d
123.167.103.78 0:0:0:0:0:ffff:7ba7:674e
123.167.103.79 0:0:0:0:0:ffff:7ba7:674f
123.167.103.80 0:0:0:0:0:ffff:7ba7:6750
123.167.103.81 0:0:0:0:0:ffff:7ba7:6751
123.167.103.82 0:0:0:0:0:ffff:7ba7:6752
123.167.103.83 0:0:0:0:0:ffff:7ba7:6753
123.167.103.84 0:0:0:0:0:ffff:7ba7:6754
123.167.103.85 0:0:0:0:0:ffff:7ba7:6755
123.167.103.86 0:0:0:0:0:ffff:7ba7:6756
123.167.103.87 0:0:0:0:0:ffff:7ba7:6757
123.167.103.88 0:0:0:0:0:ffff:7ba7:6758
123.167.103.89 0:0:0:0:0:ffff:7ba7:6759
123.167.103.90 0:0:0:0:0:ffff:7ba7:675a
123.167.103.91 0:0:0:0:0:ffff:7ba7:675b
123.167.103.92 0:0:0:0:0:ffff:7ba7:675c
123.167.103.93 0:0:0:0:0:ffff:7ba7:675d
123.167.103.94 0:0:0:0:0:ffff:7ba7:675e
123.167.103.95 0:0:0:0:0:ffff:7ba7:675f
123.167.103.96 0:0:0:0:0:ffff:7ba7:6760
123.167.103.97 0:0:0:0:0:ffff:7ba7:6761
123.167.103.98 0:0:0:0:0:ffff:7ba7:6762
123.167.103.99 0:0:0:0:0:ffff:7ba7:6763
123.167.103.100 0:0:0:0:0:ffff:7ba7:6764
123.167.103.101 0:0:0:0:0:ffff:7ba7:6765
123.167.103.102 0:0:0:0:0:ffff:7ba7:6766
123.167.103.103 0:0:0:0:0:ffff:7ba7:6767
123.167.103.104 0:0:0:0:0:ffff:7ba7:6768
123.167.103.105 0:0:0:0:0:ffff:7ba7:6769
123.167.103.106 0:0:0:0:0:ffff:7ba7:676a
123.167.103.107 0:0:0:0:0:ffff:7ba7:676b
123.167.103.108 0:0:0:0:0:ffff:7ba7:676c
123.167.103.109 0:0:0:0:0:ffff:7ba7:676d
123.167.103.110 0:0:0:0:0:ffff:7ba7:676e
123.167.103.111 0:0:0:0:0:ffff:7ba7:676f
123.167.103.112 0:0:0:0:0:ffff:7ba7:6770
123.167.103.113 0:0:0:0:0:ffff:7ba7:6771
123.167.103.114 0:0:0:0:0:ffff:7ba7:6772
123.167.103.115 0:0:0:0:0:ffff:7ba7:6773
123.167.103.116 0:0:0:0:0:ffff:7ba7:6774
123.167.103.117 0:0:0:0:0:ffff:7ba7:6775
123.167.103.118 0:0:0:0:0:ffff:7ba7:6776
123.167.103.119 0:0:0:0:0:ffff:7ba7:6777
123.167.103.120 0:0:0:0:0:ffff:7ba7:6778


123.167.103.121 0:0:0:0:0:ffff:7ba7:6779
123.167.103.122 0:0:0:0:0:ffff:7ba7:677a
123.167.103.123 0:0:0:0:0:ffff:7ba7:677b
123.167.103.124 0:0:0:0:0:ffff:7ba7:677c
123.167.103.125 0:0:0:0:0:ffff:7ba7:677d
123.167.103.126 0:0:0:0:0:ffff:7ba7:677e
123.167.103.127 0:0:0:0:0:ffff:7ba7:677f
123.167.103.128 0:0:0:0:0:ffff:7ba7:6780
123.167.103.129 0:0:0:0:0:ffff:7ba7:6781
123.167.103.130 0:0:0:0:0:ffff:7ba7:6782
123.167.103.131 0:0:0:0:0:ffff:7ba7:6783
123.167.103.132 0:0:0:0:0:ffff:7ba7:6784
123.167.103.133 0:0:0:0:0:ffff:7ba7:6785
123.167.103.134 0:0:0:0:0:ffff:7ba7:6786
123.167.103.135 0:0:0:0:0:ffff:7ba7:6787
123.167.103.136 0:0:0:0:0:ffff:7ba7:6788
123.167.103.137 0:0:0:0:0:ffff:7ba7:6789
123.167.103.138 0:0:0:0:0:ffff:7ba7:678a
123.167.103.139 0:0:0:0:0:ffff:7ba7:678b
123.167.103.140 0:0:0:0:0:ffff:7ba7:678c
123.167.103.141 0:0:0:0:0:ffff:7ba7:678d
123.167.103.142 0:0:0:0:0:ffff:7ba7:678e
123.167.103.143 0:0:0:0:0:ffff:7ba7:678f
123.167.103.144 0:0:0:0:0:ffff:7ba7:6790
123.167.103.145 0:0:0:0:0:ffff:7ba7:6791
123.167.103.146 0:0:0:0:0:ffff:7ba7:6792
123.167.103.147 0:0:0:0:0:ffff:7ba7:6793
123.167.103.148 0:0:0:0:0:ffff:7ba7:6794
123.167.103.149 0:0:0:0:0:ffff:7ba7:6795
123.167.103.150 0:0:0:0:0:ffff:7ba7:6796
123.167.103.151 0:0:0:0:0:ffff:7ba7:6797
123.167.103.152 0:0:0:0:0:ffff:7ba7:6798
123.167.103.153 0:0:0:0:0:ffff:7ba7:6799
123.167.103.154 0:0:0:0:0:ffff:7ba7:679a
123.167.103.155 0:0:0:0:0:ffff:7ba7:679b
123.167.103.156 0:0:0:0:0:ffff:7ba7:679c
123.167.103.157 0:0:0:0:0:ffff:7ba7:679d
123.167.103.158 0:0:0:0:0:ffff:7ba7:679e
123.167.103.159 0:0:0:0:0:ffff:7ba7:679f
123.167.103.160 0:0:0:0:0:ffff:7ba7:67a0
123.167.103.161 0:0:0:0:0:ffff:7ba7:67a1
123.167.103.162 0:0:0:0:0:ffff:7ba7:67a2
123.167.103.163 0:0:0:0:0:ffff:7ba7:67a3
123.167.103.164 0:0:0:0:0:ffff:7ba7:67a4
123.167.103.165 0:0:0:0:0:ffff:7ba7:67a5
123.167.103.166 0:0:0:0:0:ffff:7ba7:67a6
123.167.103.167 0:0:0:0:0:ffff:7ba7:67a7
123.167.103.168 0:0:0:0:0:ffff:7ba7:67a8
123.167.103.169 0:0:0:0:0:ffff:7ba7:67a9
123.167.103.170 0:0:0:0:0:ffff:7ba7:67aa
123.167.103.171 0:0:0:0:0:ffff:7ba7:67ab
123.167.103.172 0:0:0:0:0:ffff:7ba7:67ac
123.167.103.173 0:0:0:0:0:ffff:7ba7:67ad
123.167.103.174 0:0:0:0:0:ffff:7ba7:67ae
123.167.103.175 0:0:0:0:0:ffff:7ba7:67af
123.167.103.176 0:0:0:0:0:ffff:7ba7:67b0
123.167.103.177 0:0:0:0:0:ffff:7ba7:67b1
123.167.103.178 0:0:0:0:0:ffff:7ba7:67b2
123.167.103.179 0:0:0:0:0:ffff:7ba7:67b3
123.167.103.180 0:0:0:0:0:ffff:7ba7:67b4


123.167.103.181 0:0:0:0:0:ffff:7ba7:67b5
123.167.103.182 0:0:0:0:0:ffff:7ba7:67b6
123.167.103.183 0:0:0:0:0:ffff:7ba7:67b7
123.167.103.184 0:0:0:0:0:ffff:7ba7:67b8
123.167.103.185 0:0:0:0:0:ffff:7ba7:67b9
123.167.103.186 0:0:0:0:0:ffff:7ba7:67ba
123.167.103.187 0:0:0:0:0:ffff:7ba7:67bb
123.167.103.188 0:0:0:0:0:ffff:7ba7:67bc
123.167.103.189 0:0:0:0:0:ffff:7ba7:67bd
123.167.103.190 0:0:0:0:0:ffff:7ba7:67be
123.167.103.191 0:0:0:0:0:ffff:7ba7:67bf
123.167.103.192 0:0:0:0:0:ffff:7ba7:67c0
123.167.103.193 0:0:0:0:0:ffff:7ba7:67c1
123.167.103.194 0:0:0:0:0:ffff:7ba7:67c2
123.167.103.195 0:0:0:0:0:ffff:7ba7:67c3
123.167.103.196 0:0:0:0:0:ffff:7ba7:67c4
123.167.103.197 0:0:0:0:0:ffff:7ba7:67c5
123.167.103.198 0:0:0:0:0:ffff:7ba7:67c6
123.167.103.199 0:0:0:0:0:ffff:7ba7:67c7
123.167.103.200 0:0:0:0:0:ffff:7ba7:67c8
123.167.103.201 0:0:0:0:0:ffff:7ba7:67c9
123.167.103.202 0:0:0:0:0:ffff:7ba7:67ca
123.167.103.203 0:0:0:0:0:ffff:7ba7:67cb
123.167.103.204 0:0:0:0:0:ffff:7ba7:67cc
123.167.103.205 0:0:0:0:0:ffff:7ba7:67cd
123.167.103.206 0:0:0:0:0:ffff:7ba7:67ce
123.167.103.207 0:0:0:0:0:ffff:7ba7:67cf
123.167.103.208 0:0:0:0:0:ffff:7ba7:67d0
123.167.103.209 0:0:0:0:0:ffff:7ba7:67d1
123.167.103.210 0:0:0:0:0:ffff:7ba7:67d2
123.167.103.211 0:0:0:0:0:ffff:7ba7:67d3
123.167.103.212 0:0:0:0:0:ffff:7ba7:67d4
123.167.103.213 0:0:0:0:0:ffff:7ba7:67d5
123.167.103.214 0:0:0:0:0:ffff:7ba7:67d6
123.167.103.215 0:0:0:0:0:ffff:7ba7:67d7
123.167.103.216 0:0:0:0:0:ffff:7ba7:67d8
123.167.103.217 0:0:0:0:0:ffff:7ba7:67d9
123.167.103.218 0:0:0:0:0:ffff:7ba7:67da
123.167.103.219 0:0:0:0:0:ffff:7ba7:67db
123.167.103.220 0:0:0:0:0:ffff:7ba7:67dc
123.167.103.221 0:0:0:0:0:ffff:7ba7:67dd
123.167.103.222 0:0:0:0:0:ffff:7ba7:67de
123.167.103.223 0:0:0:0:0:ffff:7ba7:67df
123.167.103.224 0:0:0:0:0:ffff:7ba7:67e0
123.167.103.225 0:0:0:0:0:ffff:7ba7:67e1
123.167.103.226 0:0:0:0:0:ffff:7ba7:67e2
123.167.103.227 0:0:0:0:0:ffff:7ba7:67e3
123.167.103.228 0:0:0:0:0:ffff:7ba7:67e4
123.167.103.229 0:0:0:0:0:ffff:7ba7:67e5
123.167.103.230 0:0:0:0:0:ffff:7ba7:67e6
123.167.103.231 0:0:0:0:0:ffff:7ba7:67e7
123.167.103.232 0:0:0:0:0:ffff:7ba7:67e8
123.167.103.233 0:0:0:0:0:ffff:7ba7:67e9
123.167.103.234 0:0:0:0:0:ffff:7ba7:67ea
123.167.103.235 0:0:0:0:0:ffff:7ba7:67eb
123.167.103.236 0:0:0:0:0:ffff:7ba7:67ec
123.167.103.237 0:0:0:0:0:ffff:7ba7:67ed
123.167.103.238 0:0:0:0:0:ffff:7ba7:67ee
123.167.103.239 0:0:0:0:0:ffff:7ba7:67ef
123.167.103.240 0:0:0:0:0:ffff:7ba7:67f0
123.167.103.241 0:0:0:0:0:ffff:7ba7:67f1
123.167.103.242 0:0:0:0:0:ffff:7ba7:67f2
123.167.103.243 0:0:0:0:0:ffff:7ba7:67f3
123.167.103.244 0:0:0:0:0:ffff:7ba7:67f4
123.167.103.245 0:0:0:0:0:ffff:7ba7:67f5
123.167.103.246 0:0:0:0:0:ffff:7ba7:67f6
123.167.103.247 0:0:0:0:0:ffff:7ba7:67f7
123.167.103.248 0:0:0:0:0:ffff:7ba7:67f8
123.167.103.249 0:0:0:0:0:ffff:7ba7:67f9
123.167.103.250 0:0:0:0:0:ffff:7ba7:67fa
123.167.103.251 0:0:0:0:0:ffff:7ba7:67fb
123.167.103.252 0:0:0:0:0:ffff:7ba7:67fc
123.167.103.253 0:0:0:0:0:ffff:7ba7:67fd
123.167.103.254 0:0:0:0:0:ffff:7ba7:67fe
123.167.103.255 0:0:0:0:0:ffff:7ba7:67ff


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.