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
165.77.199.1 0:0:0:0:0:ffff:a54d:c701
165.77.199.2 0:0:0:0:0:ffff:a54d:c702
165.77.199.3 0:0:0:0:0:ffff:a54d:c703
165.77.199.4 0:0:0:0:0:ffff:a54d:c704
165.77.199.5 0:0:0:0:0:ffff:a54d:c705
165.77.199.6 0:0:0:0:0:ffff:a54d:c706
165.77.199.7 0:0:0:0:0:ffff:a54d:c707
165.77.199.8 0:0:0:0:0:ffff:a54d:c708
165.77.199.9 0:0:0:0:0:ffff:a54d:c709
165.77.199.10 0:0:0:0:0:ffff:a54d:c70a
165.77.199.11 0:0:0:0:0:ffff:a54d:c70b
165.77.199.12 0:0:0:0:0:ffff:a54d:c70c
165.77.199.13 0:0:0:0:0:ffff:a54d:c70d
165.77.199.14 0:0:0:0:0:ffff:a54d:c70e
165.77.199.15 0:0:0:0:0:ffff:a54d:c70f
165.77.199.16 0:0:0:0:0:ffff:a54d:c710
165.77.199.17 0:0:0:0:0:ffff:a54d:c711
165.77.199.18 0:0:0:0:0:ffff:a54d:c712
165.77.199.19 0:0:0:0:0:ffff:a54d:c713
165.77.199.20 0:0:0:0:0:ffff:a54d:c714
165.77.199.21 0:0:0:0:0:ffff:a54d:c715
165.77.199.22 0:0:0:0:0:ffff:a54d:c716
165.77.199.23 0:0:0:0:0:ffff:a54d:c717
165.77.199.24 0:0:0:0:0:ffff:a54d:c718
165.77.199.25 0:0:0:0:0:ffff:a54d:c719
165.77.199.26 0:0:0:0:0:ffff:a54d:c71a
165.77.199.27 0:0:0:0:0:ffff:a54d:c71b
165.77.199.28 0:0:0:0:0:ffff:a54d:c71c
165.77.199.29 0:0:0:0:0:ffff:a54d:c71d
165.77.199.30 0:0:0:0:0:ffff:a54d:c71e
165.77.199.31 0:0:0:0:0:ffff:a54d:c71f
165.77.199.32 0:0:0:0:0:ffff:a54d:c720
165.77.199.33 0:0:0:0:0:ffff:a54d:c721
165.77.199.34 0:0:0:0:0:ffff:a54d:c722
165.77.199.35 0:0:0:0:0:ffff:a54d:c723
165.77.199.36 0:0:0:0:0:ffff:a54d:c724
165.77.199.37 0:0:0:0:0:ffff:a54d:c725
165.77.199.38 0:0:0:0:0:ffff:a54d:c726
165.77.199.39 0:0:0:0:0:ffff:a54d:c727
165.77.199.40 0:0:0:0:0:ffff:a54d:c728
165.77.199.41 0:0:0:0:0:ffff:a54d:c729
165.77.199.42 0:0:0:0:0:ffff:a54d:c72a
165.77.199.43 0:0:0:0:0:ffff:a54d:c72b
165.77.199.44 0:0:0:0:0:ffff:a54d:c72c
165.77.199.45 0:0:0:0:0:ffff:a54d:c72d
165.77.199.46 0:0:0:0:0:ffff:a54d:c72e
165.77.199.47 0:0:0:0:0:ffff:a54d:c72f
165.77.199.48 0:0:0:0:0:ffff:a54d:c730
165.77.199.49 0:0:0:0:0:ffff:a54d:c731
165.77.199.50 0:0:0:0:0:ffff:a54d:c732
165.77.199.51 0:0:0:0:0:ffff:a54d:c733
165.77.199.52 0:0:0:0:0:ffff:a54d:c734
165.77.199.53 0:0:0:0:0:ffff:a54d:c735
165.77.199.54 0:0:0:0:0:ffff:a54d:c736
165.77.199.55 0:0:0:0:0:ffff:a54d:c737
165.77.199.56 0:0:0:0:0:ffff:a54d:c738
165.77.199.57 0:0:0:0:0:ffff:a54d:c739
165.77.199.58 0:0:0:0:0:ffff:a54d:c73a
165.77.199.59 0:0:0:0:0:ffff:a54d:c73b
165.77.199.60 0:0:0:0:0:ffff:a54d:c73c


165.77.199.61 0:0:0:0:0:ffff:a54d:c73d
165.77.199.62 0:0:0:0:0:ffff:a54d:c73e
165.77.199.63 0:0:0:0:0:ffff:a54d:c73f
165.77.199.64 0:0:0:0:0:ffff:a54d:c740
165.77.199.65 0:0:0:0:0:ffff:a54d:c741
165.77.199.66 0:0:0:0:0:ffff:a54d:c742
165.77.199.67 0:0:0:0:0:ffff:a54d:c743
165.77.199.68 0:0:0:0:0:ffff:a54d:c744
165.77.199.69 0:0:0:0:0:ffff:a54d:c745
165.77.199.70 0:0:0:0:0:ffff:a54d:c746
165.77.199.71 0:0:0:0:0:ffff:a54d:c747
165.77.199.72 0:0:0:0:0:ffff:a54d:c748
165.77.199.73 0:0:0:0:0:ffff:a54d:c749
165.77.199.74 0:0:0:0:0:ffff:a54d:c74a
165.77.199.75 0:0:0:0:0:ffff:a54d:c74b
165.77.199.76 0:0:0:0:0:ffff:a54d:c74c
165.77.199.77 0:0:0:0:0:ffff:a54d:c74d
165.77.199.78 0:0:0:0:0:ffff:a54d:c74e
165.77.199.79 0:0:0:0:0:ffff:a54d:c74f
165.77.199.80 0:0:0:0:0:ffff:a54d:c750
165.77.199.81 0:0:0:0:0:ffff:a54d:c751
165.77.199.82 0:0:0:0:0:ffff:a54d:c752
165.77.199.83 0:0:0:0:0:ffff:a54d:c753
165.77.199.84 0:0:0:0:0:ffff:a54d:c754
165.77.199.85 0:0:0:0:0:ffff:a54d:c755
165.77.199.86 0:0:0:0:0:ffff:a54d:c756
165.77.199.87 0:0:0:0:0:ffff:a54d:c757
165.77.199.88 0:0:0:0:0:ffff:a54d:c758
165.77.199.89 0:0:0:0:0:ffff:a54d:c759
165.77.199.90 0:0:0:0:0:ffff:a54d:c75a
165.77.199.91 0:0:0:0:0:ffff:a54d:c75b
165.77.199.92 0:0:0:0:0:ffff:a54d:c75c
165.77.199.93 0:0:0:0:0:ffff:a54d:c75d
165.77.199.94 0:0:0:0:0:ffff:a54d:c75e
165.77.199.95 0:0:0:0:0:ffff:a54d:c75f
165.77.199.96 0:0:0:0:0:ffff:a54d:c760
165.77.199.97 0:0:0:0:0:ffff:a54d:c761
165.77.199.98 0:0:0:0:0:ffff:a54d:c762
165.77.199.99 0:0:0:0:0:ffff:a54d:c763
165.77.199.100 0:0:0:0:0:ffff:a54d:c764
165.77.199.101 0:0:0:0:0:ffff:a54d:c765
165.77.199.102 0:0:0:0:0:ffff:a54d:c766
165.77.199.103 0:0:0:0:0:ffff:a54d:c767
165.77.199.104 0:0:0:0:0:ffff:a54d:c768
165.77.199.105 0:0:0:0:0:ffff:a54d:c769
165.77.199.106 0:0:0:0:0:ffff:a54d:c76a
165.77.199.107 0:0:0:0:0:ffff:a54d:c76b
165.77.199.108 0:0:0:0:0:ffff:a54d:c76c
165.77.199.109 0:0:0:0:0:ffff:a54d:c76d
165.77.199.110 0:0:0:0:0:ffff:a54d:c76e
165.77.199.111 0:0:0:0:0:ffff:a54d:c76f
165.77.199.112 0:0:0:0:0:ffff:a54d:c770
165.77.199.113 0:0:0:0:0:ffff:a54d:c771
165.77.199.114 0:0:0:0:0:ffff:a54d:c772
165.77.199.115 0:0:0:0:0:ffff:a54d:c773
165.77.199.116 0:0:0:0:0:ffff:a54d:c774
165.77.199.117 0:0:0:0:0:ffff:a54d:c775
165.77.199.118 0:0:0:0:0:ffff:a54d:c776
165.77.199.119 0:0:0:0:0:ffff:a54d:c777
165.77.199.120 0:0:0:0:0:ffff:a54d:c778


165.77.199.121 0:0:0:0:0:ffff:a54d:c779
165.77.199.122 0:0:0:0:0:ffff:a54d:c77a
165.77.199.123 0:0:0:0:0:ffff:a54d:c77b
165.77.199.124 0:0:0:0:0:ffff:a54d:c77c
165.77.199.125 0:0:0:0:0:ffff:a54d:c77d
165.77.199.126 0:0:0:0:0:ffff:a54d:c77e
165.77.199.127 0:0:0:0:0:ffff:a54d:c77f
165.77.199.128 0:0:0:0:0:ffff:a54d:c780
165.77.199.129 0:0:0:0:0:ffff:a54d:c781
165.77.199.130 0:0:0:0:0:ffff:a54d:c782
165.77.199.131 0:0:0:0:0:ffff:a54d:c783
165.77.199.132 0:0:0:0:0:ffff:a54d:c784
165.77.199.133 0:0:0:0:0:ffff:a54d:c785
165.77.199.134 0:0:0:0:0:ffff:a54d:c786
165.77.199.135 0:0:0:0:0:ffff:a54d:c787
165.77.199.136 0:0:0:0:0:ffff:a54d:c788
165.77.199.137 0:0:0:0:0:ffff:a54d:c789
165.77.199.138 0:0:0:0:0:ffff:a54d:c78a
165.77.199.139 0:0:0:0:0:ffff:a54d:c78b
165.77.199.140 0:0:0:0:0:ffff:a54d:c78c
165.77.199.141 0:0:0:0:0:ffff:a54d:c78d
165.77.199.142 0:0:0:0:0:ffff:a54d:c78e
165.77.199.143 0:0:0:0:0:ffff:a54d:c78f
165.77.199.144 0:0:0:0:0:ffff:a54d:c790
165.77.199.145 0:0:0:0:0:ffff:a54d:c791
165.77.199.146 0:0:0:0:0:ffff:a54d:c792
165.77.199.147 0:0:0:0:0:ffff:a54d:c793
165.77.199.148 0:0:0:0:0:ffff:a54d:c794
165.77.199.149 0:0:0:0:0:ffff:a54d:c795
165.77.199.150 0:0:0:0:0:ffff:a54d:c796
165.77.199.151 0:0:0:0:0:ffff:a54d:c797
165.77.199.152 0:0:0:0:0:ffff:a54d:c798
165.77.199.153 0:0:0:0:0:ffff:a54d:c799
165.77.199.154 0:0:0:0:0:ffff:a54d:c79a
165.77.199.155 0:0:0:0:0:ffff:a54d:c79b
165.77.199.156 0:0:0:0:0:ffff:a54d:c79c
165.77.199.157 0:0:0:0:0:ffff:a54d:c79d
165.77.199.158 0:0:0:0:0:ffff:a54d:c79e
165.77.199.159 0:0:0:0:0:ffff:a54d:c79f
165.77.199.160 0:0:0:0:0:ffff:a54d:c7a0
165.77.199.161 0:0:0:0:0:ffff:a54d:c7a1
165.77.199.162 0:0:0:0:0:ffff:a54d:c7a2
165.77.199.163 0:0:0:0:0:ffff:a54d:c7a3
165.77.199.164 0:0:0:0:0:ffff:a54d:c7a4
165.77.199.165 0:0:0:0:0:ffff:a54d:c7a5
165.77.199.166 0:0:0:0:0:ffff:a54d:c7a6
165.77.199.167 0:0:0:0:0:ffff:a54d:c7a7
165.77.199.168 0:0:0:0:0:ffff:a54d:c7a8
165.77.199.169 0:0:0:0:0:ffff:a54d:c7a9
165.77.199.170 0:0:0:0:0:ffff:a54d:c7aa
165.77.199.171 0:0:0:0:0:ffff:a54d:c7ab
165.77.199.172 0:0:0:0:0:ffff:a54d:c7ac
165.77.199.173 0:0:0:0:0:ffff:a54d:c7ad
165.77.199.174 0:0:0:0:0:ffff:a54d:c7ae
165.77.199.175 0:0:0:0:0:ffff:a54d:c7af
165.77.199.176 0:0:0:0:0:ffff:a54d:c7b0
165.77.199.177 0:0:0:0:0:ffff:a54d:c7b1
165.77.199.178 0:0:0:0:0:ffff:a54d:c7b2
165.77.199.179 0:0:0:0:0:ffff:a54d:c7b3
165.77.199.180 0:0:0:0:0:ffff:a54d:c7b4


165.77.199.181 0:0:0:0:0:ffff:a54d:c7b5
165.77.199.182 0:0:0:0:0:ffff:a54d:c7b6
165.77.199.183 0:0:0:0:0:ffff:a54d:c7b7
165.77.199.184 0:0:0:0:0:ffff:a54d:c7b8
165.77.199.185 0:0:0:0:0:ffff:a54d:c7b9
165.77.199.186 0:0:0:0:0:ffff:a54d:c7ba
165.77.199.187 0:0:0:0:0:ffff:a54d:c7bb
165.77.199.188 0:0:0:0:0:ffff:a54d:c7bc
165.77.199.189 0:0:0:0:0:ffff:a54d:c7bd
165.77.199.190 0:0:0:0:0:ffff:a54d:c7be
165.77.199.191 0:0:0:0:0:ffff:a54d:c7bf
165.77.199.192 0:0:0:0:0:ffff:a54d:c7c0
165.77.199.193 0:0:0:0:0:ffff:a54d:c7c1
165.77.199.194 0:0:0:0:0:ffff:a54d:c7c2
165.77.199.195 0:0:0:0:0:ffff:a54d:c7c3
165.77.199.196 0:0:0:0:0:ffff:a54d:c7c4
165.77.199.197 0:0:0:0:0:ffff:a54d:c7c5
165.77.199.198 0:0:0:0:0:ffff:a54d:c7c6
165.77.199.199 0:0:0:0:0:ffff:a54d:c7c7
165.77.199.200 0:0:0:0:0:ffff:a54d:c7c8
165.77.199.201 0:0:0:0:0:ffff:a54d:c7c9
165.77.199.202 0:0:0:0:0:ffff:a54d:c7ca
165.77.199.203 0:0:0:0:0:ffff:a54d:c7cb
165.77.199.204 0:0:0:0:0:ffff:a54d:c7cc
165.77.199.205 0:0:0:0:0:ffff:a54d:c7cd
165.77.199.206 0:0:0:0:0:ffff:a54d:c7ce
165.77.199.207 0:0:0:0:0:ffff:a54d:c7cf
165.77.199.208 0:0:0:0:0:ffff:a54d:c7d0
165.77.199.209 0:0:0:0:0:ffff:a54d:c7d1
165.77.199.210 0:0:0:0:0:ffff:a54d:c7d2
165.77.199.211 0:0:0:0:0:ffff:a54d:c7d3
165.77.199.212 0:0:0:0:0:ffff:a54d:c7d4
165.77.199.213 0:0:0:0:0:ffff:a54d:c7d5
165.77.199.214 0:0:0:0:0:ffff:a54d:c7d6
165.77.199.215 0:0:0:0:0:ffff:a54d:c7d7
165.77.199.216 0:0:0:0:0:ffff:a54d:c7d8
165.77.199.217 0:0:0:0:0:ffff:a54d:c7d9
165.77.199.218 0:0:0:0:0:ffff:a54d:c7da
165.77.199.219 0:0:0:0:0:ffff:a54d:c7db
165.77.199.220 0:0:0:0:0:ffff:a54d:c7dc
165.77.199.221 0:0:0:0:0:ffff:a54d:c7dd
165.77.199.222 0:0:0:0:0:ffff:a54d:c7de
165.77.199.223 0:0:0:0:0:ffff:a54d:c7df
165.77.199.224 0:0:0:0:0:ffff:a54d:c7e0
165.77.199.225 0:0:0:0:0:ffff:a54d:c7e1
165.77.199.226 0:0:0:0:0:ffff:a54d:c7e2
165.77.199.227 0:0:0:0:0:ffff:a54d:c7e3
165.77.199.228 0:0:0:0:0:ffff:a54d:c7e4
165.77.199.229 0:0:0:0:0:ffff:a54d:c7e5
165.77.199.230 0:0:0:0:0:ffff:a54d:c7e6
165.77.199.231 0:0:0:0:0:ffff:a54d:c7e7
165.77.199.232 0:0:0:0:0:ffff:a54d:c7e8
165.77.199.233 0:0:0:0:0:ffff:a54d:c7e9
165.77.199.234 0:0:0:0:0:ffff:a54d:c7ea
165.77.199.235 0:0:0:0:0:ffff:a54d:c7eb
165.77.199.236 0:0:0:0:0:ffff:a54d:c7ec
165.77.199.237 0:0:0:0:0:ffff:a54d:c7ed
165.77.199.238 0:0:0:0:0:ffff:a54d:c7ee
165.77.199.239 0:0:0:0:0:ffff:a54d:c7ef
165.77.199.240 0:0:0:0:0:ffff:a54d:c7f0
165.77.199.241 0:0:0:0:0:ffff:a54d:c7f1
165.77.199.242 0:0:0:0:0:ffff:a54d:c7f2
165.77.199.243 0:0:0:0:0:ffff:a54d:c7f3
165.77.199.244 0:0:0:0:0:ffff:a54d:c7f4
165.77.199.245 0:0:0:0:0:ffff:a54d:c7f5
165.77.199.246 0:0:0:0:0:ffff:a54d:c7f6
165.77.199.247 0:0:0:0:0:ffff:a54d:c7f7
165.77.199.248 0:0:0:0:0:ffff:a54d:c7f8
165.77.199.249 0:0:0:0:0:ffff:a54d:c7f9
165.77.199.250 0:0:0:0:0:ffff:a54d:c7fa
165.77.199.251 0:0:0:0:0:ffff:a54d:c7fb
165.77.199.252 0:0:0:0:0:ffff:a54d:c7fc
165.77.199.253 0:0:0:0:0:ffff:a54d:c7fd
165.77.199.254 0:0:0:0:0:ffff:a54d:c7fe
165.77.199.255 0:0:0:0:0:ffff:a54d:c7ff


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.