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
91.47.103.1 0:0:0:0:0:ffff:5b2f:6701
91.47.103.2 0:0:0:0:0:ffff:5b2f:6702
91.47.103.3 0:0:0:0:0:ffff:5b2f:6703
91.47.103.4 0:0:0:0:0:ffff:5b2f:6704
91.47.103.5 0:0:0:0:0:ffff:5b2f:6705
91.47.103.6 0:0:0:0:0:ffff:5b2f:6706
91.47.103.7 0:0:0:0:0:ffff:5b2f:6707
91.47.103.8 0:0:0:0:0:ffff:5b2f:6708
91.47.103.9 0:0:0:0:0:ffff:5b2f:6709
91.47.103.10 0:0:0:0:0:ffff:5b2f:670a
91.47.103.11 0:0:0:0:0:ffff:5b2f:670b
91.47.103.12 0:0:0:0:0:ffff:5b2f:670c
91.47.103.13 0:0:0:0:0:ffff:5b2f:670d
91.47.103.14 0:0:0:0:0:ffff:5b2f:670e
91.47.103.15 0:0:0:0:0:ffff:5b2f:670f
91.47.103.16 0:0:0:0:0:ffff:5b2f:6710
91.47.103.17 0:0:0:0:0:ffff:5b2f:6711
91.47.103.18 0:0:0:0:0:ffff:5b2f:6712
91.47.103.19 0:0:0:0:0:ffff:5b2f:6713
91.47.103.20 0:0:0:0:0:ffff:5b2f:6714
91.47.103.21 0:0:0:0:0:ffff:5b2f:6715
91.47.103.22 0:0:0:0:0:ffff:5b2f:6716
91.47.103.23 0:0:0:0:0:ffff:5b2f:6717
91.47.103.24 0:0:0:0:0:ffff:5b2f:6718
91.47.103.25 0:0:0:0:0:ffff:5b2f:6719
91.47.103.26 0:0:0:0:0:ffff:5b2f:671a
91.47.103.27 0:0:0:0:0:ffff:5b2f:671b
91.47.103.28 0:0:0:0:0:ffff:5b2f:671c
91.47.103.29 0:0:0:0:0:ffff:5b2f:671d
91.47.103.30 0:0:0:0:0:ffff:5b2f:671e
91.47.103.31 0:0:0:0:0:ffff:5b2f:671f
91.47.103.32 0:0:0:0:0:ffff:5b2f:6720
91.47.103.33 0:0:0:0:0:ffff:5b2f:6721
91.47.103.34 0:0:0:0:0:ffff:5b2f:6722
91.47.103.35 0:0:0:0:0:ffff:5b2f:6723
91.47.103.36 0:0:0:0:0:ffff:5b2f:6724
91.47.103.37 0:0:0:0:0:ffff:5b2f:6725
91.47.103.38 0:0:0:0:0:ffff:5b2f:6726
91.47.103.39 0:0:0:0:0:ffff:5b2f:6727
91.47.103.40 0:0:0:0:0:ffff:5b2f:6728
91.47.103.41 0:0:0:0:0:ffff:5b2f:6729
91.47.103.42 0:0:0:0:0:ffff:5b2f:672a
91.47.103.43 0:0:0:0:0:ffff:5b2f:672b
91.47.103.44 0:0:0:0:0:ffff:5b2f:672c
91.47.103.45 0:0:0:0:0:ffff:5b2f:672d
91.47.103.46 0:0:0:0:0:ffff:5b2f:672e
91.47.103.47 0:0:0:0:0:ffff:5b2f:672f
91.47.103.48 0:0:0:0:0:ffff:5b2f:6730
91.47.103.49 0:0:0:0:0:ffff:5b2f:6731
91.47.103.50 0:0:0:0:0:ffff:5b2f:6732
91.47.103.51 0:0:0:0:0:ffff:5b2f:6733
91.47.103.52 0:0:0:0:0:ffff:5b2f:6734
91.47.103.53 0:0:0:0:0:ffff:5b2f:6735
91.47.103.54 0:0:0:0:0:ffff:5b2f:6736
91.47.103.55 0:0:0:0:0:ffff:5b2f:6737
91.47.103.56 0:0:0:0:0:ffff:5b2f:6738
91.47.103.57 0:0:0:0:0:ffff:5b2f:6739
91.47.103.58 0:0:0:0:0:ffff:5b2f:673a
91.47.103.59 0:0:0:0:0:ffff:5b2f:673b
91.47.103.60 0:0:0:0:0:ffff:5b2f:673c


91.47.103.61 0:0:0:0:0:ffff:5b2f:673d
91.47.103.62 0:0:0:0:0:ffff:5b2f:673e
91.47.103.63 0:0:0:0:0:ffff:5b2f:673f
91.47.103.64 0:0:0:0:0:ffff:5b2f:6740
91.47.103.65 0:0:0:0:0:ffff:5b2f:6741
91.47.103.66 0:0:0:0:0:ffff:5b2f:6742
91.47.103.67 0:0:0:0:0:ffff:5b2f:6743
91.47.103.68 0:0:0:0:0:ffff:5b2f:6744
91.47.103.69 0:0:0:0:0:ffff:5b2f:6745
91.47.103.70 0:0:0:0:0:ffff:5b2f:6746
91.47.103.71 0:0:0:0:0:ffff:5b2f:6747
91.47.103.72 0:0:0:0:0:ffff:5b2f:6748
91.47.103.73 0:0:0:0:0:ffff:5b2f:6749
91.47.103.74 0:0:0:0:0:ffff:5b2f:674a
91.47.103.75 0:0:0:0:0:ffff:5b2f:674b
91.47.103.76 0:0:0:0:0:ffff:5b2f:674c
91.47.103.77 0:0:0:0:0:ffff:5b2f:674d
91.47.103.78 0:0:0:0:0:ffff:5b2f:674e
91.47.103.79 0:0:0:0:0:ffff:5b2f:674f
91.47.103.80 0:0:0:0:0:ffff:5b2f:6750
91.47.103.81 0:0:0:0:0:ffff:5b2f:6751
91.47.103.82 0:0:0:0:0:ffff:5b2f:6752
91.47.103.83 0:0:0:0:0:ffff:5b2f:6753
91.47.103.84 0:0:0:0:0:ffff:5b2f:6754
91.47.103.85 0:0:0:0:0:ffff:5b2f:6755
91.47.103.86 0:0:0:0:0:ffff:5b2f:6756
91.47.103.87 0:0:0:0:0:ffff:5b2f:6757
91.47.103.88 0:0:0:0:0:ffff:5b2f:6758
91.47.103.89 0:0:0:0:0:ffff:5b2f:6759
91.47.103.90 0:0:0:0:0:ffff:5b2f:675a
91.47.103.91 0:0:0:0:0:ffff:5b2f:675b
91.47.103.92 0:0:0:0:0:ffff:5b2f:675c
91.47.103.93 0:0:0:0:0:ffff:5b2f:675d
91.47.103.94 0:0:0:0:0:ffff:5b2f:675e
91.47.103.95 0:0:0:0:0:ffff:5b2f:675f
91.47.103.96 0:0:0:0:0:ffff:5b2f:6760
91.47.103.97 0:0:0:0:0:ffff:5b2f:6761
91.47.103.98 0:0:0:0:0:ffff:5b2f:6762
91.47.103.99 0:0:0:0:0:ffff:5b2f:6763
91.47.103.100 0:0:0:0:0:ffff:5b2f:6764
91.47.103.101 0:0:0:0:0:ffff:5b2f:6765
91.47.103.102 0:0:0:0:0:ffff:5b2f:6766
91.47.103.103 0:0:0:0:0:ffff:5b2f:6767
91.47.103.104 0:0:0:0:0:ffff:5b2f:6768
91.47.103.105 0:0:0:0:0:ffff:5b2f:6769
91.47.103.106 0:0:0:0:0:ffff:5b2f:676a
91.47.103.107 0:0:0:0:0:ffff:5b2f:676b
91.47.103.108 0:0:0:0:0:ffff:5b2f:676c
91.47.103.109 0:0:0:0:0:ffff:5b2f:676d
91.47.103.110 0:0:0:0:0:ffff:5b2f:676e
91.47.103.111 0:0:0:0:0:ffff:5b2f:676f
91.47.103.112 0:0:0:0:0:ffff:5b2f:6770
91.47.103.113 0:0:0:0:0:ffff:5b2f:6771
91.47.103.114 0:0:0:0:0:ffff:5b2f:6772
91.47.103.115 0:0:0:0:0:ffff:5b2f:6773
91.47.103.116 0:0:0:0:0:ffff:5b2f:6774
91.47.103.117 0:0:0:0:0:ffff:5b2f:6775
91.47.103.118 0:0:0:0:0:ffff:5b2f:6776
91.47.103.119 0:0:0:0:0:ffff:5b2f:6777
91.47.103.120 0:0:0:0:0:ffff:5b2f:6778


91.47.103.121 0:0:0:0:0:ffff:5b2f:6779
91.47.103.122 0:0:0:0:0:ffff:5b2f:677a
91.47.103.123 0:0:0:0:0:ffff:5b2f:677b
91.47.103.124 0:0:0:0:0:ffff:5b2f:677c
91.47.103.125 0:0:0:0:0:ffff:5b2f:677d
91.47.103.126 0:0:0:0:0:ffff:5b2f:677e
91.47.103.127 0:0:0:0:0:ffff:5b2f:677f
91.47.103.128 0:0:0:0:0:ffff:5b2f:6780
91.47.103.129 0:0:0:0:0:ffff:5b2f:6781
91.47.103.130 0:0:0:0:0:ffff:5b2f:6782
91.47.103.131 0:0:0:0:0:ffff:5b2f:6783
91.47.103.132 0:0:0:0:0:ffff:5b2f:6784
91.47.103.133 0:0:0:0:0:ffff:5b2f:6785
91.47.103.134 0:0:0:0:0:ffff:5b2f:6786
91.47.103.135 0:0:0:0:0:ffff:5b2f:6787
91.47.103.136 0:0:0:0:0:ffff:5b2f:6788
91.47.103.137 0:0:0:0:0:ffff:5b2f:6789
91.47.103.138 0:0:0:0:0:ffff:5b2f:678a
91.47.103.139 0:0:0:0:0:ffff:5b2f:678b
91.47.103.140 0:0:0:0:0:ffff:5b2f:678c
91.47.103.141 0:0:0:0:0:ffff:5b2f:678d
91.47.103.142 0:0:0:0:0:ffff:5b2f:678e
91.47.103.143 0:0:0:0:0:ffff:5b2f:678f
91.47.103.144 0:0:0:0:0:ffff:5b2f:6790
91.47.103.145 0:0:0:0:0:ffff:5b2f:6791
91.47.103.146 0:0:0:0:0:ffff:5b2f:6792
91.47.103.147 0:0:0:0:0:ffff:5b2f:6793
91.47.103.148 0:0:0:0:0:ffff:5b2f:6794
91.47.103.149 0:0:0:0:0:ffff:5b2f:6795
91.47.103.150 0:0:0:0:0:ffff:5b2f:6796
91.47.103.151 0:0:0:0:0:ffff:5b2f:6797
91.47.103.152 0:0:0:0:0:ffff:5b2f:6798
91.47.103.153 0:0:0:0:0:ffff:5b2f:6799
91.47.103.154 0:0:0:0:0:ffff:5b2f:679a
91.47.103.155 0:0:0:0:0:ffff:5b2f:679b
91.47.103.156 0:0:0:0:0:ffff:5b2f:679c
91.47.103.157 0:0:0:0:0:ffff:5b2f:679d
91.47.103.158 0:0:0:0:0:ffff:5b2f:679e
91.47.103.159 0:0:0:0:0:ffff:5b2f:679f
91.47.103.160 0:0:0:0:0:ffff:5b2f:67a0
91.47.103.161 0:0:0:0:0:ffff:5b2f:67a1
91.47.103.162 0:0:0:0:0:ffff:5b2f:67a2
91.47.103.163 0:0:0:0:0:ffff:5b2f:67a3
91.47.103.164 0:0:0:0:0:ffff:5b2f:67a4
91.47.103.165 0:0:0:0:0:ffff:5b2f:67a5
91.47.103.166 0:0:0:0:0:ffff:5b2f:67a6
91.47.103.167 0:0:0:0:0:ffff:5b2f:67a7
91.47.103.168 0:0:0:0:0:ffff:5b2f:67a8
91.47.103.169 0:0:0:0:0:ffff:5b2f:67a9
91.47.103.170 0:0:0:0:0:ffff:5b2f:67aa
91.47.103.171 0:0:0:0:0:ffff:5b2f:67ab
91.47.103.172 0:0:0:0:0:ffff:5b2f:67ac
91.47.103.173 0:0:0:0:0:ffff:5b2f:67ad
91.47.103.174 0:0:0:0:0:ffff:5b2f:67ae
91.47.103.175 0:0:0:0:0:ffff:5b2f:67af
91.47.103.176 0:0:0:0:0:ffff:5b2f:67b0
91.47.103.177 0:0:0:0:0:ffff:5b2f:67b1
91.47.103.178 0:0:0:0:0:ffff:5b2f:67b2
91.47.103.179 0:0:0:0:0:ffff:5b2f:67b3
91.47.103.180 0:0:0:0:0:ffff:5b2f:67b4


91.47.103.181 0:0:0:0:0:ffff:5b2f:67b5
91.47.103.182 0:0:0:0:0:ffff:5b2f:67b6
91.47.103.183 0:0:0:0:0:ffff:5b2f:67b7
91.47.103.184 0:0:0:0:0:ffff:5b2f:67b8
91.47.103.185 0:0:0:0:0:ffff:5b2f:67b9
91.47.103.186 0:0:0:0:0:ffff:5b2f:67ba
91.47.103.187 0:0:0:0:0:ffff:5b2f:67bb
91.47.103.188 0:0:0:0:0:ffff:5b2f:67bc
91.47.103.189 0:0:0:0:0:ffff:5b2f:67bd
91.47.103.190 0:0:0:0:0:ffff:5b2f:67be
91.47.103.191 0:0:0:0:0:ffff:5b2f:67bf
91.47.103.192 0:0:0:0:0:ffff:5b2f:67c0
91.47.103.193 0:0:0:0:0:ffff:5b2f:67c1
91.47.103.194 0:0:0:0:0:ffff:5b2f:67c2
91.47.103.195 0:0:0:0:0:ffff:5b2f:67c3
91.47.103.196 0:0:0:0:0:ffff:5b2f:67c4
91.47.103.197 0:0:0:0:0:ffff:5b2f:67c5
91.47.103.198 0:0:0:0:0:ffff:5b2f:67c6
91.47.103.199 0:0:0:0:0:ffff:5b2f:67c7
91.47.103.200 0:0:0:0:0:ffff:5b2f:67c8
91.47.103.201 0:0:0:0:0:ffff:5b2f:67c9
91.47.103.202 0:0:0:0:0:ffff:5b2f:67ca
91.47.103.203 0:0:0:0:0:ffff:5b2f:67cb
91.47.103.204 0:0:0:0:0:ffff:5b2f:67cc
91.47.103.205 0:0:0:0:0:ffff:5b2f:67cd
91.47.103.206 0:0:0:0:0:ffff:5b2f:67ce
91.47.103.207 0:0:0:0:0:ffff:5b2f:67cf
91.47.103.208 0:0:0:0:0:ffff:5b2f:67d0
91.47.103.209 0:0:0:0:0:ffff:5b2f:67d1
91.47.103.210 0:0:0:0:0:ffff:5b2f:67d2
91.47.103.211 0:0:0:0:0:ffff:5b2f:67d3
91.47.103.212 0:0:0:0:0:ffff:5b2f:67d4
91.47.103.213 0:0:0:0:0:ffff:5b2f:67d5
91.47.103.214 0:0:0:0:0:ffff:5b2f:67d6
91.47.103.215 0:0:0:0:0:ffff:5b2f:67d7
91.47.103.216 0:0:0:0:0:ffff:5b2f:67d8
91.47.103.217 0:0:0:0:0:ffff:5b2f:67d9
91.47.103.218 0:0:0:0:0:ffff:5b2f:67da
91.47.103.219 0:0:0:0:0:ffff:5b2f:67db
91.47.103.220 0:0:0:0:0:ffff:5b2f:67dc
91.47.103.221 0:0:0:0:0:ffff:5b2f:67dd
91.47.103.222 0:0:0:0:0:ffff:5b2f:67de
91.47.103.223 0:0:0:0:0:ffff:5b2f:67df
91.47.103.224 0:0:0:0:0:ffff:5b2f:67e0
91.47.103.225 0:0:0:0:0:ffff:5b2f:67e1
91.47.103.226 0:0:0:0:0:ffff:5b2f:67e2
91.47.103.227 0:0:0:0:0:ffff:5b2f:67e3
91.47.103.228 0:0:0:0:0:ffff:5b2f:67e4
91.47.103.229 0:0:0:0:0:ffff:5b2f:67e5
91.47.103.230 0:0:0:0:0:ffff:5b2f:67e6
91.47.103.231 0:0:0:0:0:ffff:5b2f:67e7
91.47.103.232 0:0:0:0:0:ffff:5b2f:67e8
91.47.103.233 0:0:0:0:0:ffff:5b2f:67e9
91.47.103.234 0:0:0:0:0:ffff:5b2f:67ea
91.47.103.235 0:0:0:0:0:ffff:5b2f:67eb
91.47.103.236 0:0:0:0:0:ffff:5b2f:67ec
91.47.103.237 0:0:0:0:0:ffff:5b2f:67ed
91.47.103.238 0:0:0:0:0:ffff:5b2f:67ee
91.47.103.239 0:0:0:0:0:ffff:5b2f:67ef
91.47.103.240 0:0:0:0:0:ffff:5b2f:67f0
91.47.103.241 0:0:0:0:0:ffff:5b2f:67f1
91.47.103.242 0:0:0:0:0:ffff:5b2f:67f2
91.47.103.243 0:0:0:0:0:ffff:5b2f:67f3
91.47.103.244 0:0:0:0:0:ffff:5b2f:67f4
91.47.103.245 0:0:0:0:0:ffff:5b2f:67f5
91.47.103.246 0:0:0:0:0:ffff:5b2f:67f6
91.47.103.247 0:0:0:0:0:ffff:5b2f:67f7
91.47.103.248 0:0:0:0:0:ffff:5b2f:67f8
91.47.103.249 0:0:0:0:0:ffff:5b2f:67f9
91.47.103.250 0:0:0:0:0:ffff:5b2f:67fa
91.47.103.251 0:0:0:0:0:ffff:5b2f:67fb
91.47.103.252 0:0:0:0:0:ffff:5b2f:67fc
91.47.103.253 0:0:0:0:0:ffff:5b2f:67fd
91.47.103.254 0:0:0:0:0:ffff:5b2f:67fe
91.47.103.255 0:0:0:0:0:ffff:5b2f: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.