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
65.76.103.1 0:0:0:0:0:ffff:414c:6701
65.76.103.2 0:0:0:0:0:ffff:414c:6702
65.76.103.3 0:0:0:0:0:ffff:414c:6703
65.76.103.4 0:0:0:0:0:ffff:414c:6704
65.76.103.5 0:0:0:0:0:ffff:414c:6705
65.76.103.6 0:0:0:0:0:ffff:414c:6706
65.76.103.7 0:0:0:0:0:ffff:414c:6707
65.76.103.8 0:0:0:0:0:ffff:414c:6708
65.76.103.9 0:0:0:0:0:ffff:414c:6709
65.76.103.10 0:0:0:0:0:ffff:414c:670a
65.76.103.11 0:0:0:0:0:ffff:414c:670b
65.76.103.12 0:0:0:0:0:ffff:414c:670c
65.76.103.13 0:0:0:0:0:ffff:414c:670d
65.76.103.14 0:0:0:0:0:ffff:414c:670e
65.76.103.15 0:0:0:0:0:ffff:414c:670f
65.76.103.16 0:0:0:0:0:ffff:414c:6710
65.76.103.17 0:0:0:0:0:ffff:414c:6711
65.76.103.18 0:0:0:0:0:ffff:414c:6712
65.76.103.19 0:0:0:0:0:ffff:414c:6713
65.76.103.20 0:0:0:0:0:ffff:414c:6714
65.76.103.21 0:0:0:0:0:ffff:414c:6715
65.76.103.22 0:0:0:0:0:ffff:414c:6716
65.76.103.23 0:0:0:0:0:ffff:414c:6717
65.76.103.24 0:0:0:0:0:ffff:414c:6718
65.76.103.25 0:0:0:0:0:ffff:414c:6719
65.76.103.26 0:0:0:0:0:ffff:414c:671a
65.76.103.27 0:0:0:0:0:ffff:414c:671b
65.76.103.28 0:0:0:0:0:ffff:414c:671c
65.76.103.29 0:0:0:0:0:ffff:414c:671d
65.76.103.30 0:0:0:0:0:ffff:414c:671e
65.76.103.31 0:0:0:0:0:ffff:414c:671f
65.76.103.32 0:0:0:0:0:ffff:414c:6720
65.76.103.33 0:0:0:0:0:ffff:414c:6721
65.76.103.34 0:0:0:0:0:ffff:414c:6722
65.76.103.35 0:0:0:0:0:ffff:414c:6723
65.76.103.36 0:0:0:0:0:ffff:414c:6724
65.76.103.37 0:0:0:0:0:ffff:414c:6725
65.76.103.38 0:0:0:0:0:ffff:414c:6726
65.76.103.39 0:0:0:0:0:ffff:414c:6727
65.76.103.40 0:0:0:0:0:ffff:414c:6728
65.76.103.41 0:0:0:0:0:ffff:414c:6729
65.76.103.42 0:0:0:0:0:ffff:414c:672a
65.76.103.43 0:0:0:0:0:ffff:414c:672b
65.76.103.44 0:0:0:0:0:ffff:414c:672c
65.76.103.45 0:0:0:0:0:ffff:414c:672d
65.76.103.46 0:0:0:0:0:ffff:414c:672e
65.76.103.47 0:0:0:0:0:ffff:414c:672f
65.76.103.48 0:0:0:0:0:ffff:414c:6730
65.76.103.49 0:0:0:0:0:ffff:414c:6731
65.76.103.50 0:0:0:0:0:ffff:414c:6732
65.76.103.51 0:0:0:0:0:ffff:414c:6733
65.76.103.52 0:0:0:0:0:ffff:414c:6734
65.76.103.53 0:0:0:0:0:ffff:414c:6735
65.76.103.54 0:0:0:0:0:ffff:414c:6736
65.76.103.55 0:0:0:0:0:ffff:414c:6737
65.76.103.56 0:0:0:0:0:ffff:414c:6738
65.76.103.57 0:0:0:0:0:ffff:414c:6739
65.76.103.58 0:0:0:0:0:ffff:414c:673a
65.76.103.59 0:0:0:0:0:ffff:414c:673b
65.76.103.60 0:0:0:0:0:ffff:414c:673c


65.76.103.61 0:0:0:0:0:ffff:414c:673d
65.76.103.62 0:0:0:0:0:ffff:414c:673e
65.76.103.63 0:0:0:0:0:ffff:414c:673f
65.76.103.64 0:0:0:0:0:ffff:414c:6740
65.76.103.65 0:0:0:0:0:ffff:414c:6741
65.76.103.66 0:0:0:0:0:ffff:414c:6742
65.76.103.67 0:0:0:0:0:ffff:414c:6743
65.76.103.68 0:0:0:0:0:ffff:414c:6744
65.76.103.69 0:0:0:0:0:ffff:414c:6745
65.76.103.70 0:0:0:0:0:ffff:414c:6746
65.76.103.71 0:0:0:0:0:ffff:414c:6747
65.76.103.72 0:0:0:0:0:ffff:414c:6748
65.76.103.73 0:0:0:0:0:ffff:414c:6749
65.76.103.74 0:0:0:0:0:ffff:414c:674a
65.76.103.75 0:0:0:0:0:ffff:414c:674b
65.76.103.76 0:0:0:0:0:ffff:414c:674c
65.76.103.77 0:0:0:0:0:ffff:414c:674d
65.76.103.78 0:0:0:0:0:ffff:414c:674e
65.76.103.79 0:0:0:0:0:ffff:414c:674f
65.76.103.80 0:0:0:0:0:ffff:414c:6750
65.76.103.81 0:0:0:0:0:ffff:414c:6751
65.76.103.82 0:0:0:0:0:ffff:414c:6752
65.76.103.83 0:0:0:0:0:ffff:414c:6753
65.76.103.84 0:0:0:0:0:ffff:414c:6754
65.76.103.85 0:0:0:0:0:ffff:414c:6755
65.76.103.86 0:0:0:0:0:ffff:414c:6756
65.76.103.87 0:0:0:0:0:ffff:414c:6757
65.76.103.88 0:0:0:0:0:ffff:414c:6758
65.76.103.89 0:0:0:0:0:ffff:414c:6759
65.76.103.90 0:0:0:0:0:ffff:414c:675a
65.76.103.91 0:0:0:0:0:ffff:414c:675b
65.76.103.92 0:0:0:0:0:ffff:414c:675c
65.76.103.93 0:0:0:0:0:ffff:414c:675d
65.76.103.94 0:0:0:0:0:ffff:414c:675e
65.76.103.95 0:0:0:0:0:ffff:414c:675f
65.76.103.96 0:0:0:0:0:ffff:414c:6760
65.76.103.97 0:0:0:0:0:ffff:414c:6761
65.76.103.98 0:0:0:0:0:ffff:414c:6762
65.76.103.99 0:0:0:0:0:ffff:414c:6763
65.76.103.100 0:0:0:0:0:ffff:414c:6764
65.76.103.101 0:0:0:0:0:ffff:414c:6765
65.76.103.102 0:0:0:0:0:ffff:414c:6766
65.76.103.103 0:0:0:0:0:ffff:414c:6767
65.76.103.104 0:0:0:0:0:ffff:414c:6768
65.76.103.105 0:0:0:0:0:ffff:414c:6769
65.76.103.106 0:0:0:0:0:ffff:414c:676a
65.76.103.107 0:0:0:0:0:ffff:414c:676b
65.76.103.108 0:0:0:0:0:ffff:414c:676c
65.76.103.109 0:0:0:0:0:ffff:414c:676d
65.76.103.110 0:0:0:0:0:ffff:414c:676e
65.76.103.111 0:0:0:0:0:ffff:414c:676f
65.76.103.112 0:0:0:0:0:ffff:414c:6770
65.76.103.113 0:0:0:0:0:ffff:414c:6771
65.76.103.114 0:0:0:0:0:ffff:414c:6772
65.76.103.115 0:0:0:0:0:ffff:414c:6773
65.76.103.116 0:0:0:0:0:ffff:414c:6774
65.76.103.117 0:0:0:0:0:ffff:414c:6775
65.76.103.118 0:0:0:0:0:ffff:414c:6776
65.76.103.119 0:0:0:0:0:ffff:414c:6777
65.76.103.120 0:0:0:0:0:ffff:414c:6778


65.76.103.121 0:0:0:0:0:ffff:414c:6779
65.76.103.122 0:0:0:0:0:ffff:414c:677a
65.76.103.123 0:0:0:0:0:ffff:414c:677b
65.76.103.124 0:0:0:0:0:ffff:414c:677c
65.76.103.125 0:0:0:0:0:ffff:414c:677d
65.76.103.126 0:0:0:0:0:ffff:414c:677e
65.76.103.127 0:0:0:0:0:ffff:414c:677f
65.76.103.128 0:0:0:0:0:ffff:414c:6780
65.76.103.129 0:0:0:0:0:ffff:414c:6781
65.76.103.130 0:0:0:0:0:ffff:414c:6782
65.76.103.131 0:0:0:0:0:ffff:414c:6783
65.76.103.132 0:0:0:0:0:ffff:414c:6784
65.76.103.133 0:0:0:0:0:ffff:414c:6785
65.76.103.134 0:0:0:0:0:ffff:414c:6786
65.76.103.135 0:0:0:0:0:ffff:414c:6787
65.76.103.136 0:0:0:0:0:ffff:414c:6788
65.76.103.137 0:0:0:0:0:ffff:414c:6789
65.76.103.138 0:0:0:0:0:ffff:414c:678a
65.76.103.139 0:0:0:0:0:ffff:414c:678b
65.76.103.140 0:0:0:0:0:ffff:414c:678c
65.76.103.141 0:0:0:0:0:ffff:414c:678d
65.76.103.142 0:0:0:0:0:ffff:414c:678e
65.76.103.143 0:0:0:0:0:ffff:414c:678f
65.76.103.144 0:0:0:0:0:ffff:414c:6790
65.76.103.145 0:0:0:0:0:ffff:414c:6791
65.76.103.146 0:0:0:0:0:ffff:414c:6792
65.76.103.147 0:0:0:0:0:ffff:414c:6793
65.76.103.148 0:0:0:0:0:ffff:414c:6794
65.76.103.149 0:0:0:0:0:ffff:414c:6795
65.76.103.150 0:0:0:0:0:ffff:414c:6796
65.76.103.151 0:0:0:0:0:ffff:414c:6797
65.76.103.152 0:0:0:0:0:ffff:414c:6798
65.76.103.153 0:0:0:0:0:ffff:414c:6799
65.76.103.154 0:0:0:0:0:ffff:414c:679a
65.76.103.155 0:0:0:0:0:ffff:414c:679b
65.76.103.156 0:0:0:0:0:ffff:414c:679c
65.76.103.157 0:0:0:0:0:ffff:414c:679d
65.76.103.158 0:0:0:0:0:ffff:414c:679e
65.76.103.159 0:0:0:0:0:ffff:414c:679f
65.76.103.160 0:0:0:0:0:ffff:414c:67a0
65.76.103.161 0:0:0:0:0:ffff:414c:67a1
65.76.103.162 0:0:0:0:0:ffff:414c:67a2
65.76.103.163 0:0:0:0:0:ffff:414c:67a3
65.76.103.164 0:0:0:0:0:ffff:414c:67a4
65.76.103.165 0:0:0:0:0:ffff:414c:67a5
65.76.103.166 0:0:0:0:0:ffff:414c:67a6
65.76.103.167 0:0:0:0:0:ffff:414c:67a7
65.76.103.168 0:0:0:0:0:ffff:414c:67a8
65.76.103.169 0:0:0:0:0:ffff:414c:67a9
65.76.103.170 0:0:0:0:0:ffff:414c:67aa
65.76.103.171 0:0:0:0:0:ffff:414c:67ab
65.76.103.172 0:0:0:0:0:ffff:414c:67ac
65.76.103.173 0:0:0:0:0:ffff:414c:67ad
65.76.103.174 0:0:0:0:0:ffff:414c:67ae
65.76.103.175 0:0:0:0:0:ffff:414c:67af
65.76.103.176 0:0:0:0:0:ffff:414c:67b0
65.76.103.177 0:0:0:0:0:ffff:414c:67b1
65.76.103.178 0:0:0:0:0:ffff:414c:67b2
65.76.103.179 0:0:0:0:0:ffff:414c:67b3
65.76.103.180 0:0:0:0:0:ffff:414c:67b4


65.76.103.181 0:0:0:0:0:ffff:414c:67b5
65.76.103.182 0:0:0:0:0:ffff:414c:67b6
65.76.103.183 0:0:0:0:0:ffff:414c:67b7
65.76.103.184 0:0:0:0:0:ffff:414c:67b8
65.76.103.185 0:0:0:0:0:ffff:414c:67b9
65.76.103.186 0:0:0:0:0:ffff:414c:67ba
65.76.103.187 0:0:0:0:0:ffff:414c:67bb
65.76.103.188 0:0:0:0:0:ffff:414c:67bc
65.76.103.189 0:0:0:0:0:ffff:414c:67bd
65.76.103.190 0:0:0:0:0:ffff:414c:67be
65.76.103.191 0:0:0:0:0:ffff:414c:67bf
65.76.103.192 0:0:0:0:0:ffff:414c:67c0
65.76.103.193 0:0:0:0:0:ffff:414c:67c1
65.76.103.194 0:0:0:0:0:ffff:414c:67c2
65.76.103.195 0:0:0:0:0:ffff:414c:67c3
65.76.103.196 0:0:0:0:0:ffff:414c:67c4
65.76.103.197 0:0:0:0:0:ffff:414c:67c5
65.76.103.198 0:0:0:0:0:ffff:414c:67c6
65.76.103.199 0:0:0:0:0:ffff:414c:67c7
65.76.103.200 0:0:0:0:0:ffff:414c:67c8
65.76.103.201 0:0:0:0:0:ffff:414c:67c9
65.76.103.202 0:0:0:0:0:ffff:414c:67ca
65.76.103.203 0:0:0:0:0:ffff:414c:67cb
65.76.103.204 0:0:0:0:0:ffff:414c:67cc
65.76.103.205 0:0:0:0:0:ffff:414c:67cd
65.76.103.206 0:0:0:0:0:ffff:414c:67ce
65.76.103.207 0:0:0:0:0:ffff:414c:67cf
65.76.103.208 0:0:0:0:0:ffff:414c:67d0
65.76.103.209 0:0:0:0:0:ffff:414c:67d1
65.76.103.210 0:0:0:0:0:ffff:414c:67d2
65.76.103.211 0:0:0:0:0:ffff:414c:67d3
65.76.103.212 0:0:0:0:0:ffff:414c:67d4
65.76.103.213 0:0:0:0:0:ffff:414c:67d5
65.76.103.214 0:0:0:0:0:ffff:414c:67d6
65.76.103.215 0:0:0:0:0:ffff:414c:67d7
65.76.103.216 0:0:0:0:0:ffff:414c:67d8
65.76.103.217 0:0:0:0:0:ffff:414c:67d9
65.76.103.218 0:0:0:0:0:ffff:414c:67da
65.76.103.219 0:0:0:0:0:ffff:414c:67db
65.76.103.220 0:0:0:0:0:ffff:414c:67dc
65.76.103.221 0:0:0:0:0:ffff:414c:67dd
65.76.103.222 0:0:0:0:0:ffff:414c:67de
65.76.103.223 0:0:0:0:0:ffff:414c:67df
65.76.103.224 0:0:0:0:0:ffff:414c:67e0
65.76.103.225 0:0:0:0:0:ffff:414c:67e1
65.76.103.226 0:0:0:0:0:ffff:414c:67e2
65.76.103.227 0:0:0:0:0:ffff:414c:67e3
65.76.103.228 0:0:0:0:0:ffff:414c:67e4
65.76.103.229 0:0:0:0:0:ffff:414c:67e5
65.76.103.230 0:0:0:0:0:ffff:414c:67e6
65.76.103.231 0:0:0:0:0:ffff:414c:67e7
65.76.103.232 0:0:0:0:0:ffff:414c:67e8
65.76.103.233 0:0:0:0:0:ffff:414c:67e9
65.76.103.234 0:0:0:0:0:ffff:414c:67ea
65.76.103.235 0:0:0:0:0:ffff:414c:67eb
65.76.103.236 0:0:0:0:0:ffff:414c:67ec
65.76.103.237 0:0:0:0:0:ffff:414c:67ed
65.76.103.238 0:0:0:0:0:ffff:414c:67ee
65.76.103.239 0:0:0:0:0:ffff:414c:67ef
65.76.103.240 0:0:0:0:0:ffff:414c:67f0
65.76.103.241 0:0:0:0:0:ffff:414c:67f1
65.76.103.242 0:0:0:0:0:ffff:414c:67f2
65.76.103.243 0:0:0:0:0:ffff:414c:67f3
65.76.103.244 0:0:0:0:0:ffff:414c:67f4
65.76.103.245 0:0:0:0:0:ffff:414c:67f5
65.76.103.246 0:0:0:0:0:ffff:414c:67f6
65.76.103.247 0:0:0:0:0:ffff:414c:67f7
65.76.103.248 0:0:0:0:0:ffff:414c:67f8
65.76.103.249 0:0:0:0:0:ffff:414c:67f9
65.76.103.250 0:0:0:0:0:ffff:414c:67fa
65.76.103.251 0:0:0:0:0:ffff:414c:67fb
65.76.103.252 0:0:0:0:0:ffff:414c:67fc
65.76.103.253 0:0:0:0:0:ffff:414c:67fd
65.76.103.254 0:0:0:0:0:ffff:414c:67fe
65.76.103.255 0:0:0:0:0:ffff:414c: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.