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
171.45.103.1 0:0:0:0:0:ffff:ab2d:6701
171.45.103.2 0:0:0:0:0:ffff:ab2d:6702
171.45.103.3 0:0:0:0:0:ffff:ab2d:6703
171.45.103.4 0:0:0:0:0:ffff:ab2d:6704
171.45.103.5 0:0:0:0:0:ffff:ab2d:6705
171.45.103.6 0:0:0:0:0:ffff:ab2d:6706
171.45.103.7 0:0:0:0:0:ffff:ab2d:6707
171.45.103.8 0:0:0:0:0:ffff:ab2d:6708
171.45.103.9 0:0:0:0:0:ffff:ab2d:6709
171.45.103.10 0:0:0:0:0:ffff:ab2d:670a
171.45.103.11 0:0:0:0:0:ffff:ab2d:670b
171.45.103.12 0:0:0:0:0:ffff:ab2d:670c
171.45.103.13 0:0:0:0:0:ffff:ab2d:670d
171.45.103.14 0:0:0:0:0:ffff:ab2d:670e
171.45.103.15 0:0:0:0:0:ffff:ab2d:670f
171.45.103.16 0:0:0:0:0:ffff:ab2d:6710
171.45.103.17 0:0:0:0:0:ffff:ab2d:6711
171.45.103.18 0:0:0:0:0:ffff:ab2d:6712
171.45.103.19 0:0:0:0:0:ffff:ab2d:6713
171.45.103.20 0:0:0:0:0:ffff:ab2d:6714
171.45.103.21 0:0:0:0:0:ffff:ab2d:6715
171.45.103.22 0:0:0:0:0:ffff:ab2d:6716
171.45.103.23 0:0:0:0:0:ffff:ab2d:6717
171.45.103.24 0:0:0:0:0:ffff:ab2d:6718
171.45.103.25 0:0:0:0:0:ffff:ab2d:6719
171.45.103.26 0:0:0:0:0:ffff:ab2d:671a
171.45.103.27 0:0:0:0:0:ffff:ab2d:671b
171.45.103.28 0:0:0:0:0:ffff:ab2d:671c
171.45.103.29 0:0:0:0:0:ffff:ab2d:671d
171.45.103.30 0:0:0:0:0:ffff:ab2d:671e
171.45.103.31 0:0:0:0:0:ffff:ab2d:671f
171.45.103.32 0:0:0:0:0:ffff:ab2d:6720
171.45.103.33 0:0:0:0:0:ffff:ab2d:6721
171.45.103.34 0:0:0:0:0:ffff:ab2d:6722
171.45.103.35 0:0:0:0:0:ffff:ab2d:6723
171.45.103.36 0:0:0:0:0:ffff:ab2d:6724
171.45.103.37 0:0:0:0:0:ffff:ab2d:6725
171.45.103.38 0:0:0:0:0:ffff:ab2d:6726
171.45.103.39 0:0:0:0:0:ffff:ab2d:6727
171.45.103.40 0:0:0:0:0:ffff:ab2d:6728
171.45.103.41 0:0:0:0:0:ffff:ab2d:6729
171.45.103.42 0:0:0:0:0:ffff:ab2d:672a
171.45.103.43 0:0:0:0:0:ffff:ab2d:672b
171.45.103.44 0:0:0:0:0:ffff:ab2d:672c
171.45.103.45 0:0:0:0:0:ffff:ab2d:672d
171.45.103.46 0:0:0:0:0:ffff:ab2d:672e
171.45.103.47 0:0:0:0:0:ffff:ab2d:672f
171.45.103.48 0:0:0:0:0:ffff:ab2d:6730
171.45.103.49 0:0:0:0:0:ffff:ab2d:6731
171.45.103.50 0:0:0:0:0:ffff:ab2d:6732
171.45.103.51 0:0:0:0:0:ffff:ab2d:6733
171.45.103.52 0:0:0:0:0:ffff:ab2d:6734
171.45.103.53 0:0:0:0:0:ffff:ab2d:6735
171.45.103.54 0:0:0:0:0:ffff:ab2d:6736
171.45.103.55 0:0:0:0:0:ffff:ab2d:6737
171.45.103.56 0:0:0:0:0:ffff:ab2d:6738
171.45.103.57 0:0:0:0:0:ffff:ab2d:6739
171.45.103.58 0:0:0:0:0:ffff:ab2d:673a
171.45.103.59 0:0:0:0:0:ffff:ab2d:673b
171.45.103.60 0:0:0:0:0:ffff:ab2d:673c


171.45.103.61 0:0:0:0:0:ffff:ab2d:673d
171.45.103.62 0:0:0:0:0:ffff:ab2d:673e
171.45.103.63 0:0:0:0:0:ffff:ab2d:673f
171.45.103.64 0:0:0:0:0:ffff:ab2d:6740
171.45.103.65 0:0:0:0:0:ffff:ab2d:6741
171.45.103.66 0:0:0:0:0:ffff:ab2d:6742
171.45.103.67 0:0:0:0:0:ffff:ab2d:6743
171.45.103.68 0:0:0:0:0:ffff:ab2d:6744
171.45.103.69 0:0:0:0:0:ffff:ab2d:6745
171.45.103.70 0:0:0:0:0:ffff:ab2d:6746
171.45.103.71 0:0:0:0:0:ffff:ab2d:6747
171.45.103.72 0:0:0:0:0:ffff:ab2d:6748
171.45.103.73 0:0:0:0:0:ffff:ab2d:6749
171.45.103.74 0:0:0:0:0:ffff:ab2d:674a
171.45.103.75 0:0:0:0:0:ffff:ab2d:674b
171.45.103.76 0:0:0:0:0:ffff:ab2d:674c
171.45.103.77 0:0:0:0:0:ffff:ab2d:674d
171.45.103.78 0:0:0:0:0:ffff:ab2d:674e
171.45.103.79 0:0:0:0:0:ffff:ab2d:674f
171.45.103.80 0:0:0:0:0:ffff:ab2d:6750
171.45.103.81 0:0:0:0:0:ffff:ab2d:6751
171.45.103.82 0:0:0:0:0:ffff:ab2d:6752
171.45.103.83 0:0:0:0:0:ffff:ab2d:6753
171.45.103.84 0:0:0:0:0:ffff:ab2d:6754
171.45.103.85 0:0:0:0:0:ffff:ab2d:6755
171.45.103.86 0:0:0:0:0:ffff:ab2d:6756
171.45.103.87 0:0:0:0:0:ffff:ab2d:6757
171.45.103.88 0:0:0:0:0:ffff:ab2d:6758
171.45.103.89 0:0:0:0:0:ffff:ab2d:6759
171.45.103.90 0:0:0:0:0:ffff:ab2d:675a
171.45.103.91 0:0:0:0:0:ffff:ab2d:675b
171.45.103.92 0:0:0:0:0:ffff:ab2d:675c
171.45.103.93 0:0:0:0:0:ffff:ab2d:675d
171.45.103.94 0:0:0:0:0:ffff:ab2d:675e
171.45.103.95 0:0:0:0:0:ffff:ab2d:675f
171.45.103.96 0:0:0:0:0:ffff:ab2d:6760
171.45.103.97 0:0:0:0:0:ffff:ab2d:6761
171.45.103.98 0:0:0:0:0:ffff:ab2d:6762
171.45.103.99 0:0:0:0:0:ffff:ab2d:6763
171.45.103.100 0:0:0:0:0:ffff:ab2d:6764
171.45.103.101 0:0:0:0:0:ffff:ab2d:6765
171.45.103.102 0:0:0:0:0:ffff:ab2d:6766
171.45.103.103 0:0:0:0:0:ffff:ab2d:6767
171.45.103.104 0:0:0:0:0:ffff:ab2d:6768
171.45.103.105 0:0:0:0:0:ffff:ab2d:6769
171.45.103.106 0:0:0:0:0:ffff:ab2d:676a
171.45.103.107 0:0:0:0:0:ffff:ab2d:676b
171.45.103.108 0:0:0:0:0:ffff:ab2d:676c
171.45.103.109 0:0:0:0:0:ffff:ab2d:676d
171.45.103.110 0:0:0:0:0:ffff:ab2d:676e
171.45.103.111 0:0:0:0:0:ffff:ab2d:676f
171.45.103.112 0:0:0:0:0:ffff:ab2d:6770
171.45.103.113 0:0:0:0:0:ffff:ab2d:6771
171.45.103.114 0:0:0:0:0:ffff:ab2d:6772
171.45.103.115 0:0:0:0:0:ffff:ab2d:6773
171.45.103.116 0:0:0:0:0:ffff:ab2d:6774
171.45.103.117 0:0:0:0:0:ffff:ab2d:6775
171.45.103.118 0:0:0:0:0:ffff:ab2d:6776
171.45.103.119 0:0:0:0:0:ffff:ab2d:6777
171.45.103.120 0:0:0:0:0:ffff:ab2d:6778


171.45.103.121 0:0:0:0:0:ffff:ab2d:6779
171.45.103.122 0:0:0:0:0:ffff:ab2d:677a
171.45.103.123 0:0:0:0:0:ffff:ab2d:677b
171.45.103.124 0:0:0:0:0:ffff:ab2d:677c
171.45.103.125 0:0:0:0:0:ffff:ab2d:677d
171.45.103.126 0:0:0:0:0:ffff:ab2d:677e
171.45.103.127 0:0:0:0:0:ffff:ab2d:677f
171.45.103.128 0:0:0:0:0:ffff:ab2d:6780
171.45.103.129 0:0:0:0:0:ffff:ab2d:6781
171.45.103.130 0:0:0:0:0:ffff:ab2d:6782
171.45.103.131 0:0:0:0:0:ffff:ab2d:6783
171.45.103.132 0:0:0:0:0:ffff:ab2d:6784
171.45.103.133 0:0:0:0:0:ffff:ab2d:6785
171.45.103.134 0:0:0:0:0:ffff:ab2d:6786
171.45.103.135 0:0:0:0:0:ffff:ab2d:6787
171.45.103.136 0:0:0:0:0:ffff:ab2d:6788
171.45.103.137 0:0:0:0:0:ffff:ab2d:6789
171.45.103.138 0:0:0:0:0:ffff:ab2d:678a
171.45.103.139 0:0:0:0:0:ffff:ab2d:678b
171.45.103.140 0:0:0:0:0:ffff:ab2d:678c
171.45.103.141 0:0:0:0:0:ffff:ab2d:678d
171.45.103.142 0:0:0:0:0:ffff:ab2d:678e
171.45.103.143 0:0:0:0:0:ffff:ab2d:678f
171.45.103.144 0:0:0:0:0:ffff:ab2d:6790
171.45.103.145 0:0:0:0:0:ffff:ab2d:6791
171.45.103.146 0:0:0:0:0:ffff:ab2d:6792
171.45.103.147 0:0:0:0:0:ffff:ab2d:6793
171.45.103.148 0:0:0:0:0:ffff:ab2d:6794
171.45.103.149 0:0:0:0:0:ffff:ab2d:6795
171.45.103.150 0:0:0:0:0:ffff:ab2d:6796
171.45.103.151 0:0:0:0:0:ffff:ab2d:6797
171.45.103.152 0:0:0:0:0:ffff:ab2d:6798
171.45.103.153 0:0:0:0:0:ffff:ab2d:6799
171.45.103.154 0:0:0:0:0:ffff:ab2d:679a
171.45.103.155 0:0:0:0:0:ffff:ab2d:679b
171.45.103.156 0:0:0:0:0:ffff:ab2d:679c
171.45.103.157 0:0:0:0:0:ffff:ab2d:679d
171.45.103.158 0:0:0:0:0:ffff:ab2d:679e
171.45.103.159 0:0:0:0:0:ffff:ab2d:679f
171.45.103.160 0:0:0:0:0:ffff:ab2d:67a0
171.45.103.161 0:0:0:0:0:ffff:ab2d:67a1
171.45.103.162 0:0:0:0:0:ffff:ab2d:67a2
171.45.103.163 0:0:0:0:0:ffff:ab2d:67a3
171.45.103.164 0:0:0:0:0:ffff:ab2d:67a4
171.45.103.165 0:0:0:0:0:ffff:ab2d:67a5
171.45.103.166 0:0:0:0:0:ffff:ab2d:67a6
171.45.103.167 0:0:0:0:0:ffff:ab2d:67a7
171.45.103.168 0:0:0:0:0:ffff:ab2d:67a8
171.45.103.169 0:0:0:0:0:ffff:ab2d:67a9
171.45.103.170 0:0:0:0:0:ffff:ab2d:67aa
171.45.103.171 0:0:0:0:0:ffff:ab2d:67ab
171.45.103.172 0:0:0:0:0:ffff:ab2d:67ac
171.45.103.173 0:0:0:0:0:ffff:ab2d:67ad
171.45.103.174 0:0:0:0:0:ffff:ab2d:67ae
171.45.103.175 0:0:0:0:0:ffff:ab2d:67af
171.45.103.176 0:0:0:0:0:ffff:ab2d:67b0
171.45.103.177 0:0:0:0:0:ffff:ab2d:67b1
171.45.103.178 0:0:0:0:0:ffff:ab2d:67b2
171.45.103.179 0:0:0:0:0:ffff:ab2d:67b3
171.45.103.180 0:0:0:0:0:ffff:ab2d:67b4


171.45.103.181 0:0:0:0:0:ffff:ab2d:67b5
171.45.103.182 0:0:0:0:0:ffff:ab2d:67b6
171.45.103.183 0:0:0:0:0:ffff:ab2d:67b7
171.45.103.184 0:0:0:0:0:ffff:ab2d:67b8
171.45.103.185 0:0:0:0:0:ffff:ab2d:67b9
171.45.103.186 0:0:0:0:0:ffff:ab2d:67ba
171.45.103.187 0:0:0:0:0:ffff:ab2d:67bb
171.45.103.188 0:0:0:0:0:ffff:ab2d:67bc
171.45.103.189 0:0:0:0:0:ffff:ab2d:67bd
171.45.103.190 0:0:0:0:0:ffff:ab2d:67be
171.45.103.191 0:0:0:0:0:ffff:ab2d:67bf
171.45.103.192 0:0:0:0:0:ffff:ab2d:67c0
171.45.103.193 0:0:0:0:0:ffff:ab2d:67c1
171.45.103.194 0:0:0:0:0:ffff:ab2d:67c2
171.45.103.195 0:0:0:0:0:ffff:ab2d:67c3
171.45.103.196 0:0:0:0:0:ffff:ab2d:67c4
171.45.103.197 0:0:0:0:0:ffff:ab2d:67c5
171.45.103.198 0:0:0:0:0:ffff:ab2d:67c6
171.45.103.199 0:0:0:0:0:ffff:ab2d:67c7
171.45.103.200 0:0:0:0:0:ffff:ab2d:67c8
171.45.103.201 0:0:0:0:0:ffff:ab2d:67c9
171.45.103.202 0:0:0:0:0:ffff:ab2d:67ca
171.45.103.203 0:0:0:0:0:ffff:ab2d:67cb
171.45.103.204 0:0:0:0:0:ffff:ab2d:67cc
171.45.103.205 0:0:0:0:0:ffff:ab2d:67cd
171.45.103.206 0:0:0:0:0:ffff:ab2d:67ce
171.45.103.207 0:0:0:0:0:ffff:ab2d:67cf
171.45.103.208 0:0:0:0:0:ffff:ab2d:67d0
171.45.103.209 0:0:0:0:0:ffff:ab2d:67d1
171.45.103.210 0:0:0:0:0:ffff:ab2d:67d2
171.45.103.211 0:0:0:0:0:ffff:ab2d:67d3
171.45.103.212 0:0:0:0:0:ffff:ab2d:67d4
171.45.103.213 0:0:0:0:0:ffff:ab2d:67d5
171.45.103.214 0:0:0:0:0:ffff:ab2d:67d6
171.45.103.215 0:0:0:0:0:ffff:ab2d:67d7
171.45.103.216 0:0:0:0:0:ffff:ab2d:67d8
171.45.103.217 0:0:0:0:0:ffff:ab2d:67d9
171.45.103.218 0:0:0:0:0:ffff:ab2d:67da
171.45.103.219 0:0:0:0:0:ffff:ab2d:67db
171.45.103.220 0:0:0:0:0:ffff:ab2d:67dc
171.45.103.221 0:0:0:0:0:ffff:ab2d:67dd
171.45.103.222 0:0:0:0:0:ffff:ab2d:67de
171.45.103.223 0:0:0:0:0:ffff:ab2d:67df
171.45.103.224 0:0:0:0:0:ffff:ab2d:67e0
171.45.103.225 0:0:0:0:0:ffff:ab2d:67e1
171.45.103.226 0:0:0:0:0:ffff:ab2d:67e2
171.45.103.227 0:0:0:0:0:ffff:ab2d:67e3
171.45.103.228 0:0:0:0:0:ffff:ab2d:67e4
171.45.103.229 0:0:0:0:0:ffff:ab2d:67e5
171.45.103.230 0:0:0:0:0:ffff:ab2d:67e6
171.45.103.231 0:0:0:0:0:ffff:ab2d:67e7
171.45.103.232 0:0:0:0:0:ffff:ab2d:67e8
171.45.103.233 0:0:0:0:0:ffff:ab2d:67e9
171.45.103.234 0:0:0:0:0:ffff:ab2d:67ea
171.45.103.235 0:0:0:0:0:ffff:ab2d:67eb
171.45.103.236 0:0:0:0:0:ffff:ab2d:67ec
171.45.103.237 0:0:0:0:0:ffff:ab2d:67ed
171.45.103.238 0:0:0:0:0:ffff:ab2d:67ee
171.45.103.239 0:0:0:0:0:ffff:ab2d:67ef
171.45.103.240 0:0:0:0:0:ffff:ab2d:67f0
171.45.103.241 0:0:0:0:0:ffff:ab2d:67f1
171.45.103.242 0:0:0:0:0:ffff:ab2d:67f2
171.45.103.243 0:0:0:0:0:ffff:ab2d:67f3
171.45.103.244 0:0:0:0:0:ffff:ab2d:67f4
171.45.103.245 0:0:0:0:0:ffff:ab2d:67f5
171.45.103.246 0:0:0:0:0:ffff:ab2d:67f6
171.45.103.247 0:0:0:0:0:ffff:ab2d:67f7
171.45.103.248 0:0:0:0:0:ffff:ab2d:67f8
171.45.103.249 0:0:0:0:0:ffff:ab2d:67f9
171.45.103.250 0:0:0:0:0:ffff:ab2d:67fa
171.45.103.251 0:0:0:0:0:ffff:ab2d:67fb
171.45.103.252 0:0:0:0:0:ffff:ab2d:67fc
171.45.103.253 0:0:0:0:0:ffff:ab2d:67fd
171.45.103.254 0:0:0:0:0:ffff:ab2d:67fe
171.45.103.255 0:0:0:0:0:ffff:ab2d: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.