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
131.73.104.1 0:0:0:0:0:ffff:8349:6801
131.73.104.2 0:0:0:0:0:ffff:8349:6802
131.73.104.3 0:0:0:0:0:ffff:8349:6803
131.73.104.4 0:0:0:0:0:ffff:8349:6804
131.73.104.5 0:0:0:0:0:ffff:8349:6805
131.73.104.6 0:0:0:0:0:ffff:8349:6806
131.73.104.7 0:0:0:0:0:ffff:8349:6807
131.73.104.8 0:0:0:0:0:ffff:8349:6808
131.73.104.9 0:0:0:0:0:ffff:8349:6809
131.73.104.10 0:0:0:0:0:ffff:8349:680a
131.73.104.11 0:0:0:0:0:ffff:8349:680b
131.73.104.12 0:0:0:0:0:ffff:8349:680c
131.73.104.13 0:0:0:0:0:ffff:8349:680d
131.73.104.14 0:0:0:0:0:ffff:8349:680e
131.73.104.15 0:0:0:0:0:ffff:8349:680f
131.73.104.16 0:0:0:0:0:ffff:8349:6810
131.73.104.17 0:0:0:0:0:ffff:8349:6811
131.73.104.18 0:0:0:0:0:ffff:8349:6812
131.73.104.19 0:0:0:0:0:ffff:8349:6813
131.73.104.20 0:0:0:0:0:ffff:8349:6814
131.73.104.21 0:0:0:0:0:ffff:8349:6815
131.73.104.22 0:0:0:0:0:ffff:8349:6816
131.73.104.23 0:0:0:0:0:ffff:8349:6817
131.73.104.24 0:0:0:0:0:ffff:8349:6818
131.73.104.25 0:0:0:0:0:ffff:8349:6819
131.73.104.26 0:0:0:0:0:ffff:8349:681a
131.73.104.27 0:0:0:0:0:ffff:8349:681b
131.73.104.28 0:0:0:0:0:ffff:8349:681c
131.73.104.29 0:0:0:0:0:ffff:8349:681d
131.73.104.30 0:0:0:0:0:ffff:8349:681e
131.73.104.31 0:0:0:0:0:ffff:8349:681f
131.73.104.32 0:0:0:0:0:ffff:8349:6820
131.73.104.33 0:0:0:0:0:ffff:8349:6821
131.73.104.34 0:0:0:0:0:ffff:8349:6822
131.73.104.35 0:0:0:0:0:ffff:8349:6823
131.73.104.36 0:0:0:0:0:ffff:8349:6824
131.73.104.37 0:0:0:0:0:ffff:8349:6825
131.73.104.38 0:0:0:0:0:ffff:8349:6826
131.73.104.39 0:0:0:0:0:ffff:8349:6827
131.73.104.40 0:0:0:0:0:ffff:8349:6828
131.73.104.41 0:0:0:0:0:ffff:8349:6829
131.73.104.42 0:0:0:0:0:ffff:8349:682a
131.73.104.43 0:0:0:0:0:ffff:8349:682b
131.73.104.44 0:0:0:0:0:ffff:8349:682c
131.73.104.45 0:0:0:0:0:ffff:8349:682d
131.73.104.46 0:0:0:0:0:ffff:8349:682e
131.73.104.47 0:0:0:0:0:ffff:8349:682f
131.73.104.48 0:0:0:0:0:ffff:8349:6830
131.73.104.49 0:0:0:0:0:ffff:8349:6831
131.73.104.50 0:0:0:0:0:ffff:8349:6832
131.73.104.51 0:0:0:0:0:ffff:8349:6833
131.73.104.52 0:0:0:0:0:ffff:8349:6834
131.73.104.53 0:0:0:0:0:ffff:8349:6835
131.73.104.54 0:0:0:0:0:ffff:8349:6836
131.73.104.55 0:0:0:0:0:ffff:8349:6837
131.73.104.56 0:0:0:0:0:ffff:8349:6838
131.73.104.57 0:0:0:0:0:ffff:8349:6839
131.73.104.58 0:0:0:0:0:ffff:8349:683a
131.73.104.59 0:0:0:0:0:ffff:8349:683b
131.73.104.60 0:0:0:0:0:ffff:8349:683c


131.73.104.61 0:0:0:0:0:ffff:8349:683d
131.73.104.62 0:0:0:0:0:ffff:8349:683e
131.73.104.63 0:0:0:0:0:ffff:8349:683f
131.73.104.64 0:0:0:0:0:ffff:8349:6840
131.73.104.65 0:0:0:0:0:ffff:8349:6841
131.73.104.66 0:0:0:0:0:ffff:8349:6842
131.73.104.67 0:0:0:0:0:ffff:8349:6843
131.73.104.68 0:0:0:0:0:ffff:8349:6844
131.73.104.69 0:0:0:0:0:ffff:8349:6845
131.73.104.70 0:0:0:0:0:ffff:8349:6846
131.73.104.71 0:0:0:0:0:ffff:8349:6847
131.73.104.72 0:0:0:0:0:ffff:8349:6848
131.73.104.73 0:0:0:0:0:ffff:8349:6849
131.73.104.74 0:0:0:0:0:ffff:8349:684a
131.73.104.75 0:0:0:0:0:ffff:8349:684b
131.73.104.76 0:0:0:0:0:ffff:8349:684c
131.73.104.77 0:0:0:0:0:ffff:8349:684d
131.73.104.78 0:0:0:0:0:ffff:8349:684e
131.73.104.79 0:0:0:0:0:ffff:8349:684f
131.73.104.80 0:0:0:0:0:ffff:8349:6850
131.73.104.81 0:0:0:0:0:ffff:8349:6851
131.73.104.82 0:0:0:0:0:ffff:8349:6852
131.73.104.83 0:0:0:0:0:ffff:8349:6853
131.73.104.84 0:0:0:0:0:ffff:8349:6854
131.73.104.85 0:0:0:0:0:ffff:8349:6855
131.73.104.86 0:0:0:0:0:ffff:8349:6856
131.73.104.87 0:0:0:0:0:ffff:8349:6857
131.73.104.88 0:0:0:0:0:ffff:8349:6858
131.73.104.89 0:0:0:0:0:ffff:8349:6859
131.73.104.90 0:0:0:0:0:ffff:8349:685a
131.73.104.91 0:0:0:0:0:ffff:8349:685b
131.73.104.92 0:0:0:0:0:ffff:8349:685c
131.73.104.93 0:0:0:0:0:ffff:8349:685d
131.73.104.94 0:0:0:0:0:ffff:8349:685e
131.73.104.95 0:0:0:0:0:ffff:8349:685f
131.73.104.96 0:0:0:0:0:ffff:8349:6860
131.73.104.97 0:0:0:0:0:ffff:8349:6861
131.73.104.98 0:0:0:0:0:ffff:8349:6862
131.73.104.99 0:0:0:0:0:ffff:8349:6863
131.73.104.100 0:0:0:0:0:ffff:8349:6864
131.73.104.101 0:0:0:0:0:ffff:8349:6865
131.73.104.102 0:0:0:0:0:ffff:8349:6866
131.73.104.103 0:0:0:0:0:ffff:8349:6867
131.73.104.104 0:0:0:0:0:ffff:8349:6868
131.73.104.105 0:0:0:0:0:ffff:8349:6869
131.73.104.106 0:0:0:0:0:ffff:8349:686a
131.73.104.107 0:0:0:0:0:ffff:8349:686b
131.73.104.108 0:0:0:0:0:ffff:8349:686c
131.73.104.109 0:0:0:0:0:ffff:8349:686d
131.73.104.110 0:0:0:0:0:ffff:8349:686e
131.73.104.111 0:0:0:0:0:ffff:8349:686f
131.73.104.112 0:0:0:0:0:ffff:8349:6870
131.73.104.113 0:0:0:0:0:ffff:8349:6871
131.73.104.114 0:0:0:0:0:ffff:8349:6872
131.73.104.115 0:0:0:0:0:ffff:8349:6873
131.73.104.116 0:0:0:0:0:ffff:8349:6874
131.73.104.117 0:0:0:0:0:ffff:8349:6875
131.73.104.118 0:0:0:0:0:ffff:8349:6876
131.73.104.119 0:0:0:0:0:ffff:8349:6877
131.73.104.120 0:0:0:0:0:ffff:8349:6878


131.73.104.121 0:0:0:0:0:ffff:8349:6879
131.73.104.122 0:0:0:0:0:ffff:8349:687a
131.73.104.123 0:0:0:0:0:ffff:8349:687b
131.73.104.124 0:0:0:0:0:ffff:8349:687c
131.73.104.125 0:0:0:0:0:ffff:8349:687d
131.73.104.126 0:0:0:0:0:ffff:8349:687e
131.73.104.127 0:0:0:0:0:ffff:8349:687f
131.73.104.128 0:0:0:0:0:ffff:8349:6880
131.73.104.129 0:0:0:0:0:ffff:8349:6881
131.73.104.130 0:0:0:0:0:ffff:8349:6882
131.73.104.131 0:0:0:0:0:ffff:8349:6883
131.73.104.132 0:0:0:0:0:ffff:8349:6884
131.73.104.133 0:0:0:0:0:ffff:8349:6885
131.73.104.134 0:0:0:0:0:ffff:8349:6886
131.73.104.135 0:0:0:0:0:ffff:8349:6887
131.73.104.136 0:0:0:0:0:ffff:8349:6888
131.73.104.137 0:0:0:0:0:ffff:8349:6889
131.73.104.138 0:0:0:0:0:ffff:8349:688a
131.73.104.139 0:0:0:0:0:ffff:8349:688b
131.73.104.140 0:0:0:0:0:ffff:8349:688c
131.73.104.141 0:0:0:0:0:ffff:8349:688d
131.73.104.142 0:0:0:0:0:ffff:8349:688e
131.73.104.143 0:0:0:0:0:ffff:8349:688f
131.73.104.144 0:0:0:0:0:ffff:8349:6890
131.73.104.145 0:0:0:0:0:ffff:8349:6891
131.73.104.146 0:0:0:0:0:ffff:8349:6892
131.73.104.147 0:0:0:0:0:ffff:8349:6893
131.73.104.148 0:0:0:0:0:ffff:8349:6894
131.73.104.149 0:0:0:0:0:ffff:8349:6895
131.73.104.150 0:0:0:0:0:ffff:8349:6896
131.73.104.151 0:0:0:0:0:ffff:8349:6897
131.73.104.152 0:0:0:0:0:ffff:8349:6898
131.73.104.153 0:0:0:0:0:ffff:8349:6899
131.73.104.154 0:0:0:0:0:ffff:8349:689a
131.73.104.155 0:0:0:0:0:ffff:8349:689b
131.73.104.156 0:0:0:0:0:ffff:8349:689c
131.73.104.157 0:0:0:0:0:ffff:8349:689d
131.73.104.158 0:0:0:0:0:ffff:8349:689e
131.73.104.159 0:0:0:0:0:ffff:8349:689f
131.73.104.160 0:0:0:0:0:ffff:8349:68a0
131.73.104.161 0:0:0:0:0:ffff:8349:68a1
131.73.104.162 0:0:0:0:0:ffff:8349:68a2
131.73.104.163 0:0:0:0:0:ffff:8349:68a3
131.73.104.164 0:0:0:0:0:ffff:8349:68a4
131.73.104.165 0:0:0:0:0:ffff:8349:68a5
131.73.104.166 0:0:0:0:0:ffff:8349:68a6
131.73.104.167 0:0:0:0:0:ffff:8349:68a7
131.73.104.168 0:0:0:0:0:ffff:8349:68a8
131.73.104.169 0:0:0:0:0:ffff:8349:68a9
131.73.104.170 0:0:0:0:0:ffff:8349:68aa
131.73.104.171 0:0:0:0:0:ffff:8349:68ab
131.73.104.172 0:0:0:0:0:ffff:8349:68ac
131.73.104.173 0:0:0:0:0:ffff:8349:68ad
131.73.104.174 0:0:0:0:0:ffff:8349:68ae
131.73.104.175 0:0:0:0:0:ffff:8349:68af
131.73.104.176 0:0:0:0:0:ffff:8349:68b0
131.73.104.177 0:0:0:0:0:ffff:8349:68b1
131.73.104.178 0:0:0:0:0:ffff:8349:68b2
131.73.104.179 0:0:0:0:0:ffff:8349:68b3
131.73.104.180 0:0:0:0:0:ffff:8349:68b4


131.73.104.181 0:0:0:0:0:ffff:8349:68b5
131.73.104.182 0:0:0:0:0:ffff:8349:68b6
131.73.104.183 0:0:0:0:0:ffff:8349:68b7
131.73.104.184 0:0:0:0:0:ffff:8349:68b8
131.73.104.185 0:0:0:0:0:ffff:8349:68b9
131.73.104.186 0:0:0:0:0:ffff:8349:68ba
131.73.104.187 0:0:0:0:0:ffff:8349:68bb
131.73.104.188 0:0:0:0:0:ffff:8349:68bc
131.73.104.189 0:0:0:0:0:ffff:8349:68bd
131.73.104.190 0:0:0:0:0:ffff:8349:68be
131.73.104.191 0:0:0:0:0:ffff:8349:68bf
131.73.104.192 0:0:0:0:0:ffff:8349:68c0
131.73.104.193 0:0:0:0:0:ffff:8349:68c1
131.73.104.194 0:0:0:0:0:ffff:8349:68c2
131.73.104.195 0:0:0:0:0:ffff:8349:68c3
131.73.104.196 0:0:0:0:0:ffff:8349:68c4
131.73.104.197 0:0:0:0:0:ffff:8349:68c5
131.73.104.198 0:0:0:0:0:ffff:8349:68c6
131.73.104.199 0:0:0:0:0:ffff:8349:68c7
131.73.104.200 0:0:0:0:0:ffff:8349:68c8
131.73.104.201 0:0:0:0:0:ffff:8349:68c9
131.73.104.202 0:0:0:0:0:ffff:8349:68ca
131.73.104.203 0:0:0:0:0:ffff:8349:68cb
131.73.104.204 0:0:0:0:0:ffff:8349:68cc
131.73.104.205 0:0:0:0:0:ffff:8349:68cd
131.73.104.206 0:0:0:0:0:ffff:8349:68ce
131.73.104.207 0:0:0:0:0:ffff:8349:68cf
131.73.104.208 0:0:0:0:0:ffff:8349:68d0
131.73.104.209 0:0:0:0:0:ffff:8349:68d1
131.73.104.210 0:0:0:0:0:ffff:8349:68d2
131.73.104.211 0:0:0:0:0:ffff:8349:68d3
131.73.104.212 0:0:0:0:0:ffff:8349:68d4
131.73.104.213 0:0:0:0:0:ffff:8349:68d5
131.73.104.214 0:0:0:0:0:ffff:8349:68d6
131.73.104.215 0:0:0:0:0:ffff:8349:68d7
131.73.104.216 0:0:0:0:0:ffff:8349:68d8
131.73.104.217 0:0:0:0:0:ffff:8349:68d9
131.73.104.218 0:0:0:0:0:ffff:8349:68da
131.73.104.219 0:0:0:0:0:ffff:8349:68db
131.73.104.220 0:0:0:0:0:ffff:8349:68dc
131.73.104.221 0:0:0:0:0:ffff:8349:68dd
131.73.104.222 0:0:0:0:0:ffff:8349:68de
131.73.104.223 0:0:0:0:0:ffff:8349:68df
131.73.104.224 0:0:0:0:0:ffff:8349:68e0
131.73.104.225 0:0:0:0:0:ffff:8349:68e1
131.73.104.226 0:0:0:0:0:ffff:8349:68e2
131.73.104.227 0:0:0:0:0:ffff:8349:68e3
131.73.104.228 0:0:0:0:0:ffff:8349:68e4
131.73.104.229 0:0:0:0:0:ffff:8349:68e5
131.73.104.230 0:0:0:0:0:ffff:8349:68e6
131.73.104.231 0:0:0:0:0:ffff:8349:68e7
131.73.104.232 0:0:0:0:0:ffff:8349:68e8
131.73.104.233 0:0:0:0:0:ffff:8349:68e9
131.73.104.234 0:0:0:0:0:ffff:8349:68ea
131.73.104.235 0:0:0:0:0:ffff:8349:68eb
131.73.104.236 0:0:0:0:0:ffff:8349:68ec
131.73.104.237 0:0:0:0:0:ffff:8349:68ed
131.73.104.238 0:0:0:0:0:ffff:8349:68ee
131.73.104.239 0:0:0:0:0:ffff:8349:68ef
131.73.104.240 0:0:0:0:0:ffff:8349:68f0
131.73.104.241 0:0:0:0:0:ffff:8349:68f1
131.73.104.242 0:0:0:0:0:ffff:8349:68f2
131.73.104.243 0:0:0:0:0:ffff:8349:68f3
131.73.104.244 0:0:0:0:0:ffff:8349:68f4
131.73.104.245 0:0:0:0:0:ffff:8349:68f5
131.73.104.246 0:0:0:0:0:ffff:8349:68f6
131.73.104.247 0:0:0:0:0:ffff:8349:68f7
131.73.104.248 0:0:0:0:0:ffff:8349:68f8
131.73.104.249 0:0:0:0:0:ffff:8349:68f9
131.73.104.250 0:0:0:0:0:ffff:8349:68fa
131.73.104.251 0:0:0:0:0:ffff:8349:68fb
131.73.104.252 0:0:0:0:0:ffff:8349:68fc
131.73.104.253 0:0:0:0:0:ffff:8349:68fd
131.73.104.254 0:0:0:0:0:ffff:8349:68fe
131.73.104.255 0:0:0:0:0:ffff:8349:68ff


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.