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
151.105.55.1 0:0:0:0:0:ffff:9769:3701
151.105.55.2 0:0:0:0:0:ffff:9769:3702
151.105.55.3 0:0:0:0:0:ffff:9769:3703
151.105.55.4 0:0:0:0:0:ffff:9769:3704
151.105.55.5 0:0:0:0:0:ffff:9769:3705
151.105.55.6 0:0:0:0:0:ffff:9769:3706
151.105.55.7 0:0:0:0:0:ffff:9769:3707
151.105.55.8 0:0:0:0:0:ffff:9769:3708
151.105.55.9 0:0:0:0:0:ffff:9769:3709
151.105.55.10 0:0:0:0:0:ffff:9769:370a
151.105.55.11 0:0:0:0:0:ffff:9769:370b
151.105.55.12 0:0:0:0:0:ffff:9769:370c
151.105.55.13 0:0:0:0:0:ffff:9769:370d
151.105.55.14 0:0:0:0:0:ffff:9769:370e
151.105.55.15 0:0:0:0:0:ffff:9769:370f
151.105.55.16 0:0:0:0:0:ffff:9769:3710
151.105.55.17 0:0:0:0:0:ffff:9769:3711
151.105.55.18 0:0:0:0:0:ffff:9769:3712
151.105.55.19 0:0:0:0:0:ffff:9769:3713
151.105.55.20 0:0:0:0:0:ffff:9769:3714
151.105.55.21 0:0:0:0:0:ffff:9769:3715
151.105.55.22 0:0:0:0:0:ffff:9769:3716
151.105.55.23 0:0:0:0:0:ffff:9769:3717
151.105.55.24 0:0:0:0:0:ffff:9769:3718
151.105.55.25 0:0:0:0:0:ffff:9769:3719
151.105.55.26 0:0:0:0:0:ffff:9769:371a
151.105.55.27 0:0:0:0:0:ffff:9769:371b
151.105.55.28 0:0:0:0:0:ffff:9769:371c
151.105.55.29 0:0:0:0:0:ffff:9769:371d
151.105.55.30 0:0:0:0:0:ffff:9769:371e
151.105.55.31 0:0:0:0:0:ffff:9769:371f
151.105.55.32 0:0:0:0:0:ffff:9769:3720
151.105.55.33 0:0:0:0:0:ffff:9769:3721
151.105.55.34 0:0:0:0:0:ffff:9769:3722
151.105.55.35 0:0:0:0:0:ffff:9769:3723
151.105.55.36 0:0:0:0:0:ffff:9769:3724
151.105.55.37 0:0:0:0:0:ffff:9769:3725
151.105.55.38 0:0:0:0:0:ffff:9769:3726
151.105.55.39 0:0:0:0:0:ffff:9769:3727
151.105.55.40 0:0:0:0:0:ffff:9769:3728
151.105.55.41 0:0:0:0:0:ffff:9769:3729
151.105.55.42 0:0:0:0:0:ffff:9769:372a
151.105.55.43 0:0:0:0:0:ffff:9769:372b
151.105.55.44 0:0:0:0:0:ffff:9769:372c
151.105.55.45 0:0:0:0:0:ffff:9769:372d
151.105.55.46 0:0:0:0:0:ffff:9769:372e
151.105.55.47 0:0:0:0:0:ffff:9769:372f
151.105.55.48 0:0:0:0:0:ffff:9769:3730
151.105.55.49 0:0:0:0:0:ffff:9769:3731
151.105.55.50 0:0:0:0:0:ffff:9769:3732
151.105.55.51 0:0:0:0:0:ffff:9769:3733
151.105.55.52 0:0:0:0:0:ffff:9769:3734
151.105.55.53 0:0:0:0:0:ffff:9769:3735
151.105.55.54 0:0:0:0:0:ffff:9769:3736
151.105.55.55 0:0:0:0:0:ffff:9769:3737
151.105.55.56 0:0:0:0:0:ffff:9769:3738
151.105.55.57 0:0:0:0:0:ffff:9769:3739
151.105.55.58 0:0:0:0:0:ffff:9769:373a
151.105.55.59 0:0:0:0:0:ffff:9769:373b
151.105.55.60 0:0:0:0:0:ffff:9769:373c


151.105.55.61 0:0:0:0:0:ffff:9769:373d
151.105.55.62 0:0:0:0:0:ffff:9769:373e
151.105.55.63 0:0:0:0:0:ffff:9769:373f
151.105.55.64 0:0:0:0:0:ffff:9769:3740
151.105.55.65 0:0:0:0:0:ffff:9769:3741
151.105.55.66 0:0:0:0:0:ffff:9769:3742
151.105.55.67 0:0:0:0:0:ffff:9769:3743
151.105.55.68 0:0:0:0:0:ffff:9769:3744
151.105.55.69 0:0:0:0:0:ffff:9769:3745
151.105.55.70 0:0:0:0:0:ffff:9769:3746
151.105.55.71 0:0:0:0:0:ffff:9769:3747
151.105.55.72 0:0:0:0:0:ffff:9769:3748
151.105.55.73 0:0:0:0:0:ffff:9769:3749
151.105.55.74 0:0:0:0:0:ffff:9769:374a
151.105.55.75 0:0:0:0:0:ffff:9769:374b
151.105.55.76 0:0:0:0:0:ffff:9769:374c
151.105.55.77 0:0:0:0:0:ffff:9769:374d
151.105.55.78 0:0:0:0:0:ffff:9769:374e
151.105.55.79 0:0:0:0:0:ffff:9769:374f
151.105.55.80 0:0:0:0:0:ffff:9769:3750
151.105.55.81 0:0:0:0:0:ffff:9769:3751
151.105.55.82 0:0:0:0:0:ffff:9769:3752
151.105.55.83 0:0:0:0:0:ffff:9769:3753
151.105.55.84 0:0:0:0:0:ffff:9769:3754
151.105.55.85 0:0:0:0:0:ffff:9769:3755
151.105.55.86 0:0:0:0:0:ffff:9769:3756
151.105.55.87 0:0:0:0:0:ffff:9769:3757
151.105.55.88 0:0:0:0:0:ffff:9769:3758
151.105.55.89 0:0:0:0:0:ffff:9769:3759
151.105.55.90 0:0:0:0:0:ffff:9769:375a
151.105.55.91 0:0:0:0:0:ffff:9769:375b
151.105.55.92 0:0:0:0:0:ffff:9769:375c
151.105.55.93 0:0:0:0:0:ffff:9769:375d
151.105.55.94 0:0:0:0:0:ffff:9769:375e
151.105.55.95 0:0:0:0:0:ffff:9769:375f
151.105.55.96 0:0:0:0:0:ffff:9769:3760
151.105.55.97 0:0:0:0:0:ffff:9769:3761
151.105.55.98 0:0:0:0:0:ffff:9769:3762
151.105.55.99 0:0:0:0:0:ffff:9769:3763
151.105.55.100 0:0:0:0:0:ffff:9769:3764
151.105.55.101 0:0:0:0:0:ffff:9769:3765
151.105.55.102 0:0:0:0:0:ffff:9769:3766
151.105.55.103 0:0:0:0:0:ffff:9769:3767
151.105.55.104 0:0:0:0:0:ffff:9769:3768
151.105.55.105 0:0:0:0:0:ffff:9769:3769
151.105.55.106 0:0:0:0:0:ffff:9769:376a
151.105.55.107 0:0:0:0:0:ffff:9769:376b
151.105.55.108 0:0:0:0:0:ffff:9769:376c
151.105.55.109 0:0:0:0:0:ffff:9769:376d
151.105.55.110 0:0:0:0:0:ffff:9769:376e
151.105.55.111 0:0:0:0:0:ffff:9769:376f
151.105.55.112 0:0:0:0:0:ffff:9769:3770
151.105.55.113 0:0:0:0:0:ffff:9769:3771
151.105.55.114 0:0:0:0:0:ffff:9769:3772
151.105.55.115 0:0:0:0:0:ffff:9769:3773
151.105.55.116 0:0:0:0:0:ffff:9769:3774
151.105.55.117 0:0:0:0:0:ffff:9769:3775
151.105.55.118 0:0:0:0:0:ffff:9769:3776
151.105.55.119 0:0:0:0:0:ffff:9769:3777
151.105.55.120 0:0:0:0:0:ffff:9769:3778


151.105.55.121 0:0:0:0:0:ffff:9769:3779
151.105.55.122 0:0:0:0:0:ffff:9769:377a
151.105.55.123 0:0:0:0:0:ffff:9769:377b
151.105.55.124 0:0:0:0:0:ffff:9769:377c
151.105.55.125 0:0:0:0:0:ffff:9769:377d
151.105.55.126 0:0:0:0:0:ffff:9769:377e
151.105.55.127 0:0:0:0:0:ffff:9769:377f
151.105.55.128 0:0:0:0:0:ffff:9769:3780
151.105.55.129 0:0:0:0:0:ffff:9769:3781
151.105.55.130 0:0:0:0:0:ffff:9769:3782
151.105.55.131 0:0:0:0:0:ffff:9769:3783
151.105.55.132 0:0:0:0:0:ffff:9769:3784
151.105.55.133 0:0:0:0:0:ffff:9769:3785
151.105.55.134 0:0:0:0:0:ffff:9769:3786
151.105.55.135 0:0:0:0:0:ffff:9769:3787
151.105.55.136 0:0:0:0:0:ffff:9769:3788
151.105.55.137 0:0:0:0:0:ffff:9769:3789
151.105.55.138 0:0:0:0:0:ffff:9769:378a
151.105.55.139 0:0:0:0:0:ffff:9769:378b
151.105.55.140 0:0:0:0:0:ffff:9769:378c
151.105.55.141 0:0:0:0:0:ffff:9769:378d
151.105.55.142 0:0:0:0:0:ffff:9769:378e
151.105.55.143 0:0:0:0:0:ffff:9769:378f
151.105.55.144 0:0:0:0:0:ffff:9769:3790
151.105.55.145 0:0:0:0:0:ffff:9769:3791
151.105.55.146 0:0:0:0:0:ffff:9769:3792
151.105.55.147 0:0:0:0:0:ffff:9769:3793
151.105.55.148 0:0:0:0:0:ffff:9769:3794
151.105.55.149 0:0:0:0:0:ffff:9769:3795
151.105.55.150 0:0:0:0:0:ffff:9769:3796
151.105.55.151 0:0:0:0:0:ffff:9769:3797
151.105.55.152 0:0:0:0:0:ffff:9769:3798
151.105.55.153 0:0:0:0:0:ffff:9769:3799
151.105.55.154 0:0:0:0:0:ffff:9769:379a
151.105.55.155 0:0:0:0:0:ffff:9769:379b
151.105.55.156 0:0:0:0:0:ffff:9769:379c
151.105.55.157 0:0:0:0:0:ffff:9769:379d
151.105.55.158 0:0:0:0:0:ffff:9769:379e
151.105.55.159 0:0:0:0:0:ffff:9769:379f
151.105.55.160 0:0:0:0:0:ffff:9769:37a0
151.105.55.161 0:0:0:0:0:ffff:9769:37a1
151.105.55.162 0:0:0:0:0:ffff:9769:37a2
151.105.55.163 0:0:0:0:0:ffff:9769:37a3
151.105.55.164 0:0:0:0:0:ffff:9769:37a4
151.105.55.165 0:0:0:0:0:ffff:9769:37a5
151.105.55.166 0:0:0:0:0:ffff:9769:37a6
151.105.55.167 0:0:0:0:0:ffff:9769:37a7
151.105.55.168 0:0:0:0:0:ffff:9769:37a8
151.105.55.169 0:0:0:0:0:ffff:9769:37a9
151.105.55.170 0:0:0:0:0:ffff:9769:37aa
151.105.55.171 0:0:0:0:0:ffff:9769:37ab
151.105.55.172 0:0:0:0:0:ffff:9769:37ac
151.105.55.173 0:0:0:0:0:ffff:9769:37ad
151.105.55.174 0:0:0:0:0:ffff:9769:37ae
151.105.55.175 0:0:0:0:0:ffff:9769:37af
151.105.55.176 0:0:0:0:0:ffff:9769:37b0
151.105.55.177 0:0:0:0:0:ffff:9769:37b1
151.105.55.178 0:0:0:0:0:ffff:9769:37b2
151.105.55.179 0:0:0:0:0:ffff:9769:37b3
151.105.55.180 0:0:0:0:0:ffff:9769:37b4


151.105.55.181 0:0:0:0:0:ffff:9769:37b5
151.105.55.182 0:0:0:0:0:ffff:9769:37b6
151.105.55.183 0:0:0:0:0:ffff:9769:37b7
151.105.55.184 0:0:0:0:0:ffff:9769:37b8
151.105.55.185 0:0:0:0:0:ffff:9769:37b9
151.105.55.186 0:0:0:0:0:ffff:9769:37ba
151.105.55.187 0:0:0:0:0:ffff:9769:37bb
151.105.55.188 0:0:0:0:0:ffff:9769:37bc
151.105.55.189 0:0:0:0:0:ffff:9769:37bd
151.105.55.190 0:0:0:0:0:ffff:9769:37be
151.105.55.191 0:0:0:0:0:ffff:9769:37bf
151.105.55.192 0:0:0:0:0:ffff:9769:37c0
151.105.55.193 0:0:0:0:0:ffff:9769:37c1
151.105.55.194 0:0:0:0:0:ffff:9769:37c2
151.105.55.195 0:0:0:0:0:ffff:9769:37c3
151.105.55.196 0:0:0:0:0:ffff:9769:37c4
151.105.55.197 0:0:0:0:0:ffff:9769:37c5
151.105.55.198 0:0:0:0:0:ffff:9769:37c6
151.105.55.199 0:0:0:0:0:ffff:9769:37c7
151.105.55.200 0:0:0:0:0:ffff:9769:37c8
151.105.55.201 0:0:0:0:0:ffff:9769:37c9
151.105.55.202 0:0:0:0:0:ffff:9769:37ca
151.105.55.203 0:0:0:0:0:ffff:9769:37cb
151.105.55.204 0:0:0:0:0:ffff:9769:37cc
151.105.55.205 0:0:0:0:0:ffff:9769:37cd
151.105.55.206 0:0:0:0:0:ffff:9769:37ce
151.105.55.207 0:0:0:0:0:ffff:9769:37cf
151.105.55.208 0:0:0:0:0:ffff:9769:37d0
151.105.55.209 0:0:0:0:0:ffff:9769:37d1
151.105.55.210 0:0:0:0:0:ffff:9769:37d2
151.105.55.211 0:0:0:0:0:ffff:9769:37d3
151.105.55.212 0:0:0:0:0:ffff:9769:37d4
151.105.55.213 0:0:0:0:0:ffff:9769:37d5
151.105.55.214 0:0:0:0:0:ffff:9769:37d6
151.105.55.215 0:0:0:0:0:ffff:9769:37d7
151.105.55.216 0:0:0:0:0:ffff:9769:37d8
151.105.55.217 0:0:0:0:0:ffff:9769:37d9
151.105.55.218 0:0:0:0:0:ffff:9769:37da
151.105.55.219 0:0:0:0:0:ffff:9769:37db
151.105.55.220 0:0:0:0:0:ffff:9769:37dc
151.105.55.221 0:0:0:0:0:ffff:9769:37dd
151.105.55.222 0:0:0:0:0:ffff:9769:37de
151.105.55.223 0:0:0:0:0:ffff:9769:37df
151.105.55.224 0:0:0:0:0:ffff:9769:37e0
151.105.55.225 0:0:0:0:0:ffff:9769:37e1
151.105.55.226 0:0:0:0:0:ffff:9769:37e2
151.105.55.227 0:0:0:0:0:ffff:9769:37e3
151.105.55.228 0:0:0:0:0:ffff:9769:37e4
151.105.55.229 0:0:0:0:0:ffff:9769:37e5
151.105.55.230 0:0:0:0:0:ffff:9769:37e6
151.105.55.231 0:0:0:0:0:ffff:9769:37e7
151.105.55.232 0:0:0:0:0:ffff:9769:37e8
151.105.55.233 0:0:0:0:0:ffff:9769:37e9
151.105.55.234 0:0:0:0:0:ffff:9769:37ea
151.105.55.235 0:0:0:0:0:ffff:9769:37eb
151.105.55.236 0:0:0:0:0:ffff:9769:37ec
151.105.55.237 0:0:0:0:0:ffff:9769:37ed
151.105.55.238 0:0:0:0:0:ffff:9769:37ee
151.105.55.239 0:0:0:0:0:ffff:9769:37ef
151.105.55.240 0:0:0:0:0:ffff:9769:37f0
151.105.55.241 0:0:0:0:0:ffff:9769:37f1
151.105.55.242 0:0:0:0:0:ffff:9769:37f2
151.105.55.243 0:0:0:0:0:ffff:9769:37f3
151.105.55.244 0:0:0:0:0:ffff:9769:37f4
151.105.55.245 0:0:0:0:0:ffff:9769:37f5
151.105.55.246 0:0:0:0:0:ffff:9769:37f6
151.105.55.247 0:0:0:0:0:ffff:9769:37f7
151.105.55.248 0:0:0:0:0:ffff:9769:37f8
151.105.55.249 0:0:0:0:0:ffff:9769:37f9
151.105.55.250 0:0:0:0:0:ffff:9769:37fa
151.105.55.251 0:0:0:0:0:ffff:9769:37fb
151.105.55.252 0:0:0:0:0:ffff:9769:37fc
151.105.55.253 0:0:0:0:0:ffff:9769:37fd
151.105.55.254 0:0:0:0:0:ffff:9769:37fe
151.105.55.255 0:0:0:0:0:ffff:9769:37ff


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.