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
215.215.103.1 0:0:0:0:0:ffff:d7d7:6701
215.215.103.2 0:0:0:0:0:ffff:d7d7:6702
215.215.103.3 0:0:0:0:0:ffff:d7d7:6703
215.215.103.4 0:0:0:0:0:ffff:d7d7:6704
215.215.103.5 0:0:0:0:0:ffff:d7d7:6705
215.215.103.6 0:0:0:0:0:ffff:d7d7:6706
215.215.103.7 0:0:0:0:0:ffff:d7d7:6707
215.215.103.8 0:0:0:0:0:ffff:d7d7:6708
215.215.103.9 0:0:0:0:0:ffff:d7d7:6709
215.215.103.10 0:0:0:0:0:ffff:d7d7:670a
215.215.103.11 0:0:0:0:0:ffff:d7d7:670b
215.215.103.12 0:0:0:0:0:ffff:d7d7:670c
215.215.103.13 0:0:0:0:0:ffff:d7d7:670d
215.215.103.14 0:0:0:0:0:ffff:d7d7:670e
215.215.103.15 0:0:0:0:0:ffff:d7d7:670f
215.215.103.16 0:0:0:0:0:ffff:d7d7:6710
215.215.103.17 0:0:0:0:0:ffff:d7d7:6711
215.215.103.18 0:0:0:0:0:ffff:d7d7:6712
215.215.103.19 0:0:0:0:0:ffff:d7d7:6713
215.215.103.20 0:0:0:0:0:ffff:d7d7:6714
215.215.103.21 0:0:0:0:0:ffff:d7d7:6715
215.215.103.22 0:0:0:0:0:ffff:d7d7:6716
215.215.103.23 0:0:0:0:0:ffff:d7d7:6717
215.215.103.24 0:0:0:0:0:ffff:d7d7:6718
215.215.103.25 0:0:0:0:0:ffff:d7d7:6719
215.215.103.26 0:0:0:0:0:ffff:d7d7:671a
215.215.103.27 0:0:0:0:0:ffff:d7d7:671b
215.215.103.28 0:0:0:0:0:ffff:d7d7:671c
215.215.103.29 0:0:0:0:0:ffff:d7d7:671d
215.215.103.30 0:0:0:0:0:ffff:d7d7:671e
215.215.103.31 0:0:0:0:0:ffff:d7d7:671f
215.215.103.32 0:0:0:0:0:ffff:d7d7:6720
215.215.103.33 0:0:0:0:0:ffff:d7d7:6721
215.215.103.34 0:0:0:0:0:ffff:d7d7:6722
215.215.103.35 0:0:0:0:0:ffff:d7d7:6723
215.215.103.36 0:0:0:0:0:ffff:d7d7:6724
215.215.103.37 0:0:0:0:0:ffff:d7d7:6725
215.215.103.38 0:0:0:0:0:ffff:d7d7:6726
215.215.103.39 0:0:0:0:0:ffff:d7d7:6727
215.215.103.40 0:0:0:0:0:ffff:d7d7:6728
215.215.103.41 0:0:0:0:0:ffff:d7d7:6729
215.215.103.42 0:0:0:0:0:ffff:d7d7:672a
215.215.103.43 0:0:0:0:0:ffff:d7d7:672b
215.215.103.44 0:0:0:0:0:ffff:d7d7:672c
215.215.103.45 0:0:0:0:0:ffff:d7d7:672d
215.215.103.46 0:0:0:0:0:ffff:d7d7:672e
215.215.103.47 0:0:0:0:0:ffff:d7d7:672f
215.215.103.48 0:0:0:0:0:ffff:d7d7:6730
215.215.103.49 0:0:0:0:0:ffff:d7d7:6731
215.215.103.50 0:0:0:0:0:ffff:d7d7:6732
215.215.103.51 0:0:0:0:0:ffff:d7d7:6733
215.215.103.52 0:0:0:0:0:ffff:d7d7:6734
215.215.103.53 0:0:0:0:0:ffff:d7d7:6735
215.215.103.54 0:0:0:0:0:ffff:d7d7:6736
215.215.103.55 0:0:0:0:0:ffff:d7d7:6737
215.215.103.56 0:0:0:0:0:ffff:d7d7:6738
215.215.103.57 0:0:0:0:0:ffff:d7d7:6739
215.215.103.58 0:0:0:0:0:ffff:d7d7:673a
215.215.103.59 0:0:0:0:0:ffff:d7d7:673b
215.215.103.60 0:0:0:0:0:ffff:d7d7:673c


215.215.103.61 0:0:0:0:0:ffff:d7d7:673d
215.215.103.62 0:0:0:0:0:ffff:d7d7:673e
215.215.103.63 0:0:0:0:0:ffff:d7d7:673f
215.215.103.64 0:0:0:0:0:ffff:d7d7:6740
215.215.103.65 0:0:0:0:0:ffff:d7d7:6741
215.215.103.66 0:0:0:0:0:ffff:d7d7:6742
215.215.103.67 0:0:0:0:0:ffff:d7d7:6743
215.215.103.68 0:0:0:0:0:ffff:d7d7:6744
215.215.103.69 0:0:0:0:0:ffff:d7d7:6745
215.215.103.70 0:0:0:0:0:ffff:d7d7:6746
215.215.103.71 0:0:0:0:0:ffff:d7d7:6747
215.215.103.72 0:0:0:0:0:ffff:d7d7:6748
215.215.103.73 0:0:0:0:0:ffff:d7d7:6749
215.215.103.74 0:0:0:0:0:ffff:d7d7:674a
215.215.103.75 0:0:0:0:0:ffff:d7d7:674b
215.215.103.76 0:0:0:0:0:ffff:d7d7:674c
215.215.103.77 0:0:0:0:0:ffff:d7d7:674d
215.215.103.78 0:0:0:0:0:ffff:d7d7:674e
215.215.103.79 0:0:0:0:0:ffff:d7d7:674f
215.215.103.80 0:0:0:0:0:ffff:d7d7:6750
215.215.103.81 0:0:0:0:0:ffff:d7d7:6751
215.215.103.82 0:0:0:0:0:ffff:d7d7:6752
215.215.103.83 0:0:0:0:0:ffff:d7d7:6753
215.215.103.84 0:0:0:0:0:ffff:d7d7:6754
215.215.103.85 0:0:0:0:0:ffff:d7d7:6755
215.215.103.86 0:0:0:0:0:ffff:d7d7:6756
215.215.103.87 0:0:0:0:0:ffff:d7d7:6757
215.215.103.88 0:0:0:0:0:ffff:d7d7:6758
215.215.103.89 0:0:0:0:0:ffff:d7d7:6759
215.215.103.90 0:0:0:0:0:ffff:d7d7:675a
215.215.103.91 0:0:0:0:0:ffff:d7d7:675b
215.215.103.92 0:0:0:0:0:ffff:d7d7:675c
215.215.103.93 0:0:0:0:0:ffff:d7d7:675d
215.215.103.94 0:0:0:0:0:ffff:d7d7:675e
215.215.103.95 0:0:0:0:0:ffff:d7d7:675f
215.215.103.96 0:0:0:0:0:ffff:d7d7:6760
215.215.103.97 0:0:0:0:0:ffff:d7d7:6761
215.215.103.98 0:0:0:0:0:ffff:d7d7:6762
215.215.103.99 0:0:0:0:0:ffff:d7d7:6763
215.215.103.100 0:0:0:0:0:ffff:d7d7:6764
215.215.103.101 0:0:0:0:0:ffff:d7d7:6765
215.215.103.102 0:0:0:0:0:ffff:d7d7:6766
215.215.103.103 0:0:0:0:0:ffff:d7d7:6767
215.215.103.104 0:0:0:0:0:ffff:d7d7:6768
215.215.103.105 0:0:0:0:0:ffff:d7d7:6769
215.215.103.106 0:0:0:0:0:ffff:d7d7:676a
215.215.103.107 0:0:0:0:0:ffff:d7d7:676b
215.215.103.108 0:0:0:0:0:ffff:d7d7:676c
215.215.103.109 0:0:0:0:0:ffff:d7d7:676d
215.215.103.110 0:0:0:0:0:ffff:d7d7:676e
215.215.103.111 0:0:0:0:0:ffff:d7d7:676f
215.215.103.112 0:0:0:0:0:ffff:d7d7:6770
215.215.103.113 0:0:0:0:0:ffff:d7d7:6771
215.215.103.114 0:0:0:0:0:ffff:d7d7:6772
215.215.103.115 0:0:0:0:0:ffff:d7d7:6773
215.215.103.116 0:0:0:0:0:ffff:d7d7:6774
215.215.103.117 0:0:0:0:0:ffff:d7d7:6775
215.215.103.118 0:0:0:0:0:ffff:d7d7:6776
215.215.103.119 0:0:0:0:0:ffff:d7d7:6777
215.215.103.120 0:0:0:0:0:ffff:d7d7:6778


215.215.103.121 0:0:0:0:0:ffff:d7d7:6779
215.215.103.122 0:0:0:0:0:ffff:d7d7:677a
215.215.103.123 0:0:0:0:0:ffff:d7d7:677b
215.215.103.124 0:0:0:0:0:ffff:d7d7:677c
215.215.103.125 0:0:0:0:0:ffff:d7d7:677d
215.215.103.126 0:0:0:0:0:ffff:d7d7:677e
215.215.103.127 0:0:0:0:0:ffff:d7d7:677f
215.215.103.128 0:0:0:0:0:ffff:d7d7:6780
215.215.103.129 0:0:0:0:0:ffff:d7d7:6781
215.215.103.130 0:0:0:0:0:ffff:d7d7:6782
215.215.103.131 0:0:0:0:0:ffff:d7d7:6783
215.215.103.132 0:0:0:0:0:ffff:d7d7:6784
215.215.103.133 0:0:0:0:0:ffff:d7d7:6785
215.215.103.134 0:0:0:0:0:ffff:d7d7:6786
215.215.103.135 0:0:0:0:0:ffff:d7d7:6787
215.215.103.136 0:0:0:0:0:ffff:d7d7:6788
215.215.103.137 0:0:0:0:0:ffff:d7d7:6789
215.215.103.138 0:0:0:0:0:ffff:d7d7:678a
215.215.103.139 0:0:0:0:0:ffff:d7d7:678b
215.215.103.140 0:0:0:0:0:ffff:d7d7:678c
215.215.103.141 0:0:0:0:0:ffff:d7d7:678d
215.215.103.142 0:0:0:0:0:ffff:d7d7:678e
215.215.103.143 0:0:0:0:0:ffff:d7d7:678f
215.215.103.144 0:0:0:0:0:ffff:d7d7:6790
215.215.103.145 0:0:0:0:0:ffff:d7d7:6791
215.215.103.146 0:0:0:0:0:ffff:d7d7:6792
215.215.103.147 0:0:0:0:0:ffff:d7d7:6793
215.215.103.148 0:0:0:0:0:ffff:d7d7:6794
215.215.103.149 0:0:0:0:0:ffff:d7d7:6795
215.215.103.150 0:0:0:0:0:ffff:d7d7:6796
215.215.103.151 0:0:0:0:0:ffff:d7d7:6797
215.215.103.152 0:0:0:0:0:ffff:d7d7:6798
215.215.103.153 0:0:0:0:0:ffff:d7d7:6799
215.215.103.154 0:0:0:0:0:ffff:d7d7:679a
215.215.103.155 0:0:0:0:0:ffff:d7d7:679b
215.215.103.156 0:0:0:0:0:ffff:d7d7:679c
215.215.103.157 0:0:0:0:0:ffff:d7d7:679d
215.215.103.158 0:0:0:0:0:ffff:d7d7:679e
215.215.103.159 0:0:0:0:0:ffff:d7d7:679f
215.215.103.160 0:0:0:0:0:ffff:d7d7:67a0
215.215.103.161 0:0:0:0:0:ffff:d7d7:67a1
215.215.103.162 0:0:0:0:0:ffff:d7d7:67a2
215.215.103.163 0:0:0:0:0:ffff:d7d7:67a3
215.215.103.164 0:0:0:0:0:ffff:d7d7:67a4
215.215.103.165 0:0:0:0:0:ffff:d7d7:67a5
215.215.103.166 0:0:0:0:0:ffff:d7d7:67a6
215.215.103.167 0:0:0:0:0:ffff:d7d7:67a7
215.215.103.168 0:0:0:0:0:ffff:d7d7:67a8
215.215.103.169 0:0:0:0:0:ffff:d7d7:67a9
215.215.103.170 0:0:0:0:0:ffff:d7d7:67aa
215.215.103.171 0:0:0:0:0:ffff:d7d7:67ab
215.215.103.172 0:0:0:0:0:ffff:d7d7:67ac
215.215.103.173 0:0:0:0:0:ffff:d7d7:67ad
215.215.103.174 0:0:0:0:0:ffff:d7d7:67ae
215.215.103.175 0:0:0:0:0:ffff:d7d7:67af
215.215.103.176 0:0:0:0:0:ffff:d7d7:67b0
215.215.103.177 0:0:0:0:0:ffff:d7d7:67b1
215.215.103.178 0:0:0:0:0:ffff:d7d7:67b2
215.215.103.179 0:0:0:0:0:ffff:d7d7:67b3
215.215.103.180 0:0:0:0:0:ffff:d7d7:67b4


215.215.103.181 0:0:0:0:0:ffff:d7d7:67b5
215.215.103.182 0:0:0:0:0:ffff:d7d7:67b6
215.215.103.183 0:0:0:0:0:ffff:d7d7:67b7
215.215.103.184 0:0:0:0:0:ffff:d7d7:67b8
215.215.103.185 0:0:0:0:0:ffff:d7d7:67b9
215.215.103.186 0:0:0:0:0:ffff:d7d7:67ba
215.215.103.187 0:0:0:0:0:ffff:d7d7:67bb
215.215.103.188 0:0:0:0:0:ffff:d7d7:67bc
215.215.103.189 0:0:0:0:0:ffff:d7d7:67bd
215.215.103.190 0:0:0:0:0:ffff:d7d7:67be
215.215.103.191 0:0:0:0:0:ffff:d7d7:67bf
215.215.103.192 0:0:0:0:0:ffff:d7d7:67c0
215.215.103.193 0:0:0:0:0:ffff:d7d7:67c1
215.215.103.194 0:0:0:0:0:ffff:d7d7:67c2
215.215.103.195 0:0:0:0:0:ffff:d7d7:67c3
215.215.103.196 0:0:0:0:0:ffff:d7d7:67c4
215.215.103.197 0:0:0:0:0:ffff:d7d7:67c5
215.215.103.198 0:0:0:0:0:ffff:d7d7:67c6
215.215.103.199 0:0:0:0:0:ffff:d7d7:67c7
215.215.103.200 0:0:0:0:0:ffff:d7d7:67c8
215.215.103.201 0:0:0:0:0:ffff:d7d7:67c9
215.215.103.202 0:0:0:0:0:ffff:d7d7:67ca
215.215.103.203 0:0:0:0:0:ffff:d7d7:67cb
215.215.103.204 0:0:0:0:0:ffff:d7d7:67cc
215.215.103.205 0:0:0:0:0:ffff:d7d7:67cd
215.215.103.206 0:0:0:0:0:ffff:d7d7:67ce
215.215.103.207 0:0:0:0:0:ffff:d7d7:67cf
215.215.103.208 0:0:0:0:0:ffff:d7d7:67d0
215.215.103.209 0:0:0:0:0:ffff:d7d7:67d1
215.215.103.210 0:0:0:0:0:ffff:d7d7:67d2
215.215.103.211 0:0:0:0:0:ffff:d7d7:67d3
215.215.103.212 0:0:0:0:0:ffff:d7d7:67d4
215.215.103.213 0:0:0:0:0:ffff:d7d7:67d5
215.215.103.214 0:0:0:0:0:ffff:d7d7:67d6
215.215.103.215 0:0:0:0:0:ffff:d7d7:67d7
215.215.103.216 0:0:0:0:0:ffff:d7d7:67d8
215.215.103.217 0:0:0:0:0:ffff:d7d7:67d9
215.215.103.218 0:0:0:0:0:ffff:d7d7:67da
215.215.103.219 0:0:0:0:0:ffff:d7d7:67db
215.215.103.220 0:0:0:0:0:ffff:d7d7:67dc
215.215.103.221 0:0:0:0:0:ffff:d7d7:67dd
215.215.103.222 0:0:0:0:0:ffff:d7d7:67de
215.215.103.223 0:0:0:0:0:ffff:d7d7:67df
215.215.103.224 0:0:0:0:0:ffff:d7d7:67e0
215.215.103.225 0:0:0:0:0:ffff:d7d7:67e1
215.215.103.226 0:0:0:0:0:ffff:d7d7:67e2
215.215.103.227 0:0:0:0:0:ffff:d7d7:67e3
215.215.103.228 0:0:0:0:0:ffff:d7d7:67e4
215.215.103.229 0:0:0:0:0:ffff:d7d7:67e5
215.215.103.230 0:0:0:0:0:ffff:d7d7:67e6
215.215.103.231 0:0:0:0:0:ffff:d7d7:67e7
215.215.103.232 0:0:0:0:0:ffff:d7d7:67e8
215.215.103.233 0:0:0:0:0:ffff:d7d7:67e9
215.215.103.234 0:0:0:0:0:ffff:d7d7:67ea
215.215.103.235 0:0:0:0:0:ffff:d7d7:67eb
215.215.103.236 0:0:0:0:0:ffff:d7d7:67ec
215.215.103.237 0:0:0:0:0:ffff:d7d7:67ed
215.215.103.238 0:0:0:0:0:ffff:d7d7:67ee
215.215.103.239 0:0:0:0:0:ffff:d7d7:67ef
215.215.103.240 0:0:0:0:0:ffff:d7d7:67f0
215.215.103.241 0:0:0:0:0:ffff:d7d7:67f1
215.215.103.242 0:0:0:0:0:ffff:d7d7:67f2
215.215.103.243 0:0:0:0:0:ffff:d7d7:67f3
215.215.103.244 0:0:0:0:0:ffff:d7d7:67f4
215.215.103.245 0:0:0:0:0:ffff:d7d7:67f5
215.215.103.246 0:0:0:0:0:ffff:d7d7:67f6
215.215.103.247 0:0:0:0:0:ffff:d7d7:67f7
215.215.103.248 0:0:0:0:0:ffff:d7d7:67f8
215.215.103.249 0:0:0:0:0:ffff:d7d7:67f9
215.215.103.250 0:0:0:0:0:ffff:d7d7:67fa
215.215.103.251 0:0:0:0:0:ffff:d7d7:67fb
215.215.103.252 0:0:0:0:0:ffff:d7d7:67fc
215.215.103.253 0:0:0:0:0:ffff:d7d7:67fd
215.215.103.254 0:0:0:0:0:ffff:d7d7:67fe
215.215.103.255 0:0:0:0:0:ffff:d7d7:67ff


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.