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
155.38.172.1 0:0:0:0:0:ffff:9b26:ac01
155.38.172.2 0:0:0:0:0:ffff:9b26:ac02
155.38.172.3 0:0:0:0:0:ffff:9b26:ac03
155.38.172.4 0:0:0:0:0:ffff:9b26:ac04
155.38.172.5 0:0:0:0:0:ffff:9b26:ac05
155.38.172.6 0:0:0:0:0:ffff:9b26:ac06
155.38.172.7 0:0:0:0:0:ffff:9b26:ac07
155.38.172.8 0:0:0:0:0:ffff:9b26:ac08
155.38.172.9 0:0:0:0:0:ffff:9b26:ac09
155.38.172.10 0:0:0:0:0:ffff:9b26:ac0a
155.38.172.11 0:0:0:0:0:ffff:9b26:ac0b
155.38.172.12 0:0:0:0:0:ffff:9b26:ac0c
155.38.172.13 0:0:0:0:0:ffff:9b26:ac0d
155.38.172.14 0:0:0:0:0:ffff:9b26:ac0e
155.38.172.15 0:0:0:0:0:ffff:9b26:ac0f
155.38.172.16 0:0:0:0:0:ffff:9b26:ac10
155.38.172.17 0:0:0:0:0:ffff:9b26:ac11
155.38.172.18 0:0:0:0:0:ffff:9b26:ac12
155.38.172.19 0:0:0:0:0:ffff:9b26:ac13
155.38.172.20 0:0:0:0:0:ffff:9b26:ac14
155.38.172.21 0:0:0:0:0:ffff:9b26:ac15
155.38.172.22 0:0:0:0:0:ffff:9b26:ac16
155.38.172.23 0:0:0:0:0:ffff:9b26:ac17
155.38.172.24 0:0:0:0:0:ffff:9b26:ac18
155.38.172.25 0:0:0:0:0:ffff:9b26:ac19
155.38.172.26 0:0:0:0:0:ffff:9b26:ac1a
155.38.172.27 0:0:0:0:0:ffff:9b26:ac1b
155.38.172.28 0:0:0:0:0:ffff:9b26:ac1c
155.38.172.29 0:0:0:0:0:ffff:9b26:ac1d
155.38.172.30 0:0:0:0:0:ffff:9b26:ac1e
155.38.172.31 0:0:0:0:0:ffff:9b26:ac1f
155.38.172.32 0:0:0:0:0:ffff:9b26:ac20
155.38.172.33 0:0:0:0:0:ffff:9b26:ac21
155.38.172.34 0:0:0:0:0:ffff:9b26:ac22
155.38.172.35 0:0:0:0:0:ffff:9b26:ac23
155.38.172.36 0:0:0:0:0:ffff:9b26:ac24
155.38.172.37 0:0:0:0:0:ffff:9b26:ac25
155.38.172.38 0:0:0:0:0:ffff:9b26:ac26
155.38.172.39 0:0:0:0:0:ffff:9b26:ac27
155.38.172.40 0:0:0:0:0:ffff:9b26:ac28
155.38.172.41 0:0:0:0:0:ffff:9b26:ac29
155.38.172.42 0:0:0:0:0:ffff:9b26:ac2a
155.38.172.43 0:0:0:0:0:ffff:9b26:ac2b
155.38.172.44 0:0:0:0:0:ffff:9b26:ac2c
155.38.172.45 0:0:0:0:0:ffff:9b26:ac2d
155.38.172.46 0:0:0:0:0:ffff:9b26:ac2e
155.38.172.47 0:0:0:0:0:ffff:9b26:ac2f
155.38.172.48 0:0:0:0:0:ffff:9b26:ac30
155.38.172.49 0:0:0:0:0:ffff:9b26:ac31
155.38.172.50 0:0:0:0:0:ffff:9b26:ac32
155.38.172.51 0:0:0:0:0:ffff:9b26:ac33
155.38.172.52 0:0:0:0:0:ffff:9b26:ac34
155.38.172.53 0:0:0:0:0:ffff:9b26:ac35
155.38.172.54 0:0:0:0:0:ffff:9b26:ac36
155.38.172.55 0:0:0:0:0:ffff:9b26:ac37
155.38.172.56 0:0:0:0:0:ffff:9b26:ac38
155.38.172.57 0:0:0:0:0:ffff:9b26:ac39
155.38.172.58 0:0:0:0:0:ffff:9b26:ac3a
155.38.172.59 0:0:0:0:0:ffff:9b26:ac3b
155.38.172.60 0:0:0:0:0:ffff:9b26:ac3c


155.38.172.61 0:0:0:0:0:ffff:9b26:ac3d
155.38.172.62 0:0:0:0:0:ffff:9b26:ac3e
155.38.172.63 0:0:0:0:0:ffff:9b26:ac3f
155.38.172.64 0:0:0:0:0:ffff:9b26:ac40
155.38.172.65 0:0:0:0:0:ffff:9b26:ac41
155.38.172.66 0:0:0:0:0:ffff:9b26:ac42
155.38.172.67 0:0:0:0:0:ffff:9b26:ac43
155.38.172.68 0:0:0:0:0:ffff:9b26:ac44
155.38.172.69 0:0:0:0:0:ffff:9b26:ac45
155.38.172.70 0:0:0:0:0:ffff:9b26:ac46
155.38.172.71 0:0:0:0:0:ffff:9b26:ac47
155.38.172.72 0:0:0:0:0:ffff:9b26:ac48
155.38.172.73 0:0:0:0:0:ffff:9b26:ac49
155.38.172.74 0:0:0:0:0:ffff:9b26:ac4a
155.38.172.75 0:0:0:0:0:ffff:9b26:ac4b
155.38.172.76 0:0:0:0:0:ffff:9b26:ac4c
155.38.172.77 0:0:0:0:0:ffff:9b26:ac4d
155.38.172.78 0:0:0:0:0:ffff:9b26:ac4e
155.38.172.79 0:0:0:0:0:ffff:9b26:ac4f
155.38.172.80 0:0:0:0:0:ffff:9b26:ac50
155.38.172.81 0:0:0:0:0:ffff:9b26:ac51
155.38.172.82 0:0:0:0:0:ffff:9b26:ac52
155.38.172.83 0:0:0:0:0:ffff:9b26:ac53
155.38.172.84 0:0:0:0:0:ffff:9b26:ac54
155.38.172.85 0:0:0:0:0:ffff:9b26:ac55
155.38.172.86 0:0:0:0:0:ffff:9b26:ac56
155.38.172.87 0:0:0:0:0:ffff:9b26:ac57
155.38.172.88 0:0:0:0:0:ffff:9b26:ac58
155.38.172.89 0:0:0:0:0:ffff:9b26:ac59
155.38.172.90 0:0:0:0:0:ffff:9b26:ac5a
155.38.172.91 0:0:0:0:0:ffff:9b26:ac5b
155.38.172.92 0:0:0:0:0:ffff:9b26:ac5c
155.38.172.93 0:0:0:0:0:ffff:9b26:ac5d
155.38.172.94 0:0:0:0:0:ffff:9b26:ac5e
155.38.172.95 0:0:0:0:0:ffff:9b26:ac5f
155.38.172.96 0:0:0:0:0:ffff:9b26:ac60
155.38.172.97 0:0:0:0:0:ffff:9b26:ac61
155.38.172.98 0:0:0:0:0:ffff:9b26:ac62
155.38.172.99 0:0:0:0:0:ffff:9b26:ac63
155.38.172.100 0:0:0:0:0:ffff:9b26:ac64
155.38.172.101 0:0:0:0:0:ffff:9b26:ac65
155.38.172.102 0:0:0:0:0:ffff:9b26:ac66
155.38.172.103 0:0:0:0:0:ffff:9b26:ac67
155.38.172.104 0:0:0:0:0:ffff:9b26:ac68
155.38.172.105 0:0:0:0:0:ffff:9b26:ac69
155.38.172.106 0:0:0:0:0:ffff:9b26:ac6a
155.38.172.107 0:0:0:0:0:ffff:9b26:ac6b
155.38.172.108 0:0:0:0:0:ffff:9b26:ac6c
155.38.172.109 0:0:0:0:0:ffff:9b26:ac6d
155.38.172.110 0:0:0:0:0:ffff:9b26:ac6e
155.38.172.111 0:0:0:0:0:ffff:9b26:ac6f
155.38.172.112 0:0:0:0:0:ffff:9b26:ac70
155.38.172.113 0:0:0:0:0:ffff:9b26:ac71
155.38.172.114 0:0:0:0:0:ffff:9b26:ac72
155.38.172.115 0:0:0:0:0:ffff:9b26:ac73
155.38.172.116 0:0:0:0:0:ffff:9b26:ac74
155.38.172.117 0:0:0:0:0:ffff:9b26:ac75
155.38.172.118 0:0:0:0:0:ffff:9b26:ac76
155.38.172.119 0:0:0:0:0:ffff:9b26:ac77
155.38.172.120 0:0:0:0:0:ffff:9b26:ac78


155.38.172.121 0:0:0:0:0:ffff:9b26:ac79
155.38.172.122 0:0:0:0:0:ffff:9b26:ac7a
155.38.172.123 0:0:0:0:0:ffff:9b26:ac7b
155.38.172.124 0:0:0:0:0:ffff:9b26:ac7c
155.38.172.125 0:0:0:0:0:ffff:9b26:ac7d
155.38.172.126 0:0:0:0:0:ffff:9b26:ac7e
155.38.172.127 0:0:0:0:0:ffff:9b26:ac7f
155.38.172.128 0:0:0:0:0:ffff:9b26:ac80
155.38.172.129 0:0:0:0:0:ffff:9b26:ac81
155.38.172.130 0:0:0:0:0:ffff:9b26:ac82
155.38.172.131 0:0:0:0:0:ffff:9b26:ac83
155.38.172.132 0:0:0:0:0:ffff:9b26:ac84
155.38.172.133 0:0:0:0:0:ffff:9b26:ac85
155.38.172.134 0:0:0:0:0:ffff:9b26:ac86
155.38.172.135 0:0:0:0:0:ffff:9b26:ac87
155.38.172.136 0:0:0:0:0:ffff:9b26:ac88
155.38.172.137 0:0:0:0:0:ffff:9b26:ac89
155.38.172.138 0:0:0:0:0:ffff:9b26:ac8a
155.38.172.139 0:0:0:0:0:ffff:9b26:ac8b
155.38.172.140 0:0:0:0:0:ffff:9b26:ac8c
155.38.172.141 0:0:0:0:0:ffff:9b26:ac8d
155.38.172.142 0:0:0:0:0:ffff:9b26:ac8e
155.38.172.143 0:0:0:0:0:ffff:9b26:ac8f
155.38.172.144 0:0:0:0:0:ffff:9b26:ac90
155.38.172.145 0:0:0:0:0:ffff:9b26:ac91
155.38.172.146 0:0:0:0:0:ffff:9b26:ac92
155.38.172.147 0:0:0:0:0:ffff:9b26:ac93
155.38.172.148 0:0:0:0:0:ffff:9b26:ac94
155.38.172.149 0:0:0:0:0:ffff:9b26:ac95
155.38.172.150 0:0:0:0:0:ffff:9b26:ac96
155.38.172.151 0:0:0:0:0:ffff:9b26:ac97
155.38.172.152 0:0:0:0:0:ffff:9b26:ac98
155.38.172.153 0:0:0:0:0:ffff:9b26:ac99
155.38.172.154 0:0:0:0:0:ffff:9b26:ac9a
155.38.172.155 0:0:0:0:0:ffff:9b26:ac9b
155.38.172.156 0:0:0:0:0:ffff:9b26:ac9c
155.38.172.157 0:0:0:0:0:ffff:9b26:ac9d
155.38.172.158 0:0:0:0:0:ffff:9b26:ac9e
155.38.172.159 0:0:0:0:0:ffff:9b26:ac9f
155.38.172.160 0:0:0:0:0:ffff:9b26:aca0
155.38.172.161 0:0:0:0:0:ffff:9b26:aca1
155.38.172.162 0:0:0:0:0:ffff:9b26:aca2
155.38.172.163 0:0:0:0:0:ffff:9b26:aca3
155.38.172.164 0:0:0:0:0:ffff:9b26:aca4
155.38.172.165 0:0:0:0:0:ffff:9b26:aca5
155.38.172.166 0:0:0:0:0:ffff:9b26:aca6
155.38.172.167 0:0:0:0:0:ffff:9b26:aca7
155.38.172.168 0:0:0:0:0:ffff:9b26:aca8
155.38.172.169 0:0:0:0:0:ffff:9b26:aca9
155.38.172.170 0:0:0:0:0:ffff:9b26:acaa
155.38.172.171 0:0:0:0:0:ffff:9b26:acab
155.38.172.172 0:0:0:0:0:ffff:9b26:acac
155.38.172.173 0:0:0:0:0:ffff:9b26:acad
155.38.172.174 0:0:0:0:0:ffff:9b26:acae
155.38.172.175 0:0:0:0:0:ffff:9b26:acaf
155.38.172.176 0:0:0:0:0:ffff:9b26:acb0
155.38.172.177 0:0:0:0:0:ffff:9b26:acb1
155.38.172.178 0:0:0:0:0:ffff:9b26:acb2
155.38.172.179 0:0:0:0:0:ffff:9b26:acb3
155.38.172.180 0:0:0:0:0:ffff:9b26:acb4


155.38.172.181 0:0:0:0:0:ffff:9b26:acb5
155.38.172.182 0:0:0:0:0:ffff:9b26:acb6
155.38.172.183 0:0:0:0:0:ffff:9b26:acb7
155.38.172.184 0:0:0:0:0:ffff:9b26:acb8
155.38.172.185 0:0:0:0:0:ffff:9b26:acb9
155.38.172.186 0:0:0:0:0:ffff:9b26:acba
155.38.172.187 0:0:0:0:0:ffff:9b26:acbb
155.38.172.188 0:0:0:0:0:ffff:9b26:acbc
155.38.172.189 0:0:0:0:0:ffff:9b26:acbd
155.38.172.190 0:0:0:0:0:ffff:9b26:acbe
155.38.172.191 0:0:0:0:0:ffff:9b26:acbf
155.38.172.192 0:0:0:0:0:ffff:9b26:acc0
155.38.172.193 0:0:0:0:0:ffff:9b26:acc1
155.38.172.194 0:0:0:0:0:ffff:9b26:acc2
155.38.172.195 0:0:0:0:0:ffff:9b26:acc3
155.38.172.196 0:0:0:0:0:ffff:9b26:acc4
155.38.172.197 0:0:0:0:0:ffff:9b26:acc5
155.38.172.198 0:0:0:0:0:ffff:9b26:acc6
155.38.172.199 0:0:0:0:0:ffff:9b26:acc7
155.38.172.200 0:0:0:0:0:ffff:9b26:acc8
155.38.172.201 0:0:0:0:0:ffff:9b26:acc9
155.38.172.202 0:0:0:0:0:ffff:9b26:acca
155.38.172.203 0:0:0:0:0:ffff:9b26:accb
155.38.172.204 0:0:0:0:0:ffff:9b26:accc
155.38.172.205 0:0:0:0:0:ffff:9b26:accd
155.38.172.206 0:0:0:0:0:ffff:9b26:acce
155.38.172.207 0:0:0:0:0:ffff:9b26:accf
155.38.172.208 0:0:0:0:0:ffff:9b26:acd0
155.38.172.209 0:0:0:0:0:ffff:9b26:acd1
155.38.172.210 0:0:0:0:0:ffff:9b26:acd2
155.38.172.211 0:0:0:0:0:ffff:9b26:acd3
155.38.172.212 0:0:0:0:0:ffff:9b26:acd4
155.38.172.213 0:0:0:0:0:ffff:9b26:acd5
155.38.172.214 0:0:0:0:0:ffff:9b26:acd6
155.38.172.215 0:0:0:0:0:ffff:9b26:acd7
155.38.172.216 0:0:0:0:0:ffff:9b26:acd8
155.38.172.217 0:0:0:0:0:ffff:9b26:acd9
155.38.172.218 0:0:0:0:0:ffff:9b26:acda
155.38.172.219 0:0:0:0:0:ffff:9b26:acdb
155.38.172.220 0:0:0:0:0:ffff:9b26:acdc
155.38.172.221 0:0:0:0:0:ffff:9b26:acdd
155.38.172.222 0:0:0:0:0:ffff:9b26:acde
155.38.172.223 0:0:0:0:0:ffff:9b26:acdf
155.38.172.224 0:0:0:0:0:ffff:9b26:ace0
155.38.172.225 0:0:0:0:0:ffff:9b26:ace1
155.38.172.226 0:0:0:0:0:ffff:9b26:ace2
155.38.172.227 0:0:0:0:0:ffff:9b26:ace3
155.38.172.228 0:0:0:0:0:ffff:9b26:ace4
155.38.172.229 0:0:0:0:0:ffff:9b26:ace5
155.38.172.230 0:0:0:0:0:ffff:9b26:ace6
155.38.172.231 0:0:0:0:0:ffff:9b26:ace7
155.38.172.232 0:0:0:0:0:ffff:9b26:ace8
155.38.172.233 0:0:0:0:0:ffff:9b26:ace9
155.38.172.234 0:0:0:0:0:ffff:9b26:acea
155.38.172.235 0:0:0:0:0:ffff:9b26:aceb
155.38.172.236 0:0:0:0:0:ffff:9b26:acec
155.38.172.237 0:0:0:0:0:ffff:9b26:aced
155.38.172.238 0:0:0:0:0:ffff:9b26:acee
155.38.172.239 0:0:0:0:0:ffff:9b26:acef
155.38.172.240 0:0:0:0:0:ffff:9b26:acf0
155.38.172.241 0:0:0:0:0:ffff:9b26:acf1
155.38.172.242 0:0:0:0:0:ffff:9b26:acf2
155.38.172.243 0:0:0:0:0:ffff:9b26:acf3
155.38.172.244 0:0:0:0:0:ffff:9b26:acf4
155.38.172.245 0:0:0:0:0:ffff:9b26:acf5
155.38.172.246 0:0:0:0:0:ffff:9b26:acf6
155.38.172.247 0:0:0:0:0:ffff:9b26:acf7
155.38.172.248 0:0:0:0:0:ffff:9b26:acf8
155.38.172.249 0:0:0:0:0:ffff:9b26:acf9
155.38.172.250 0:0:0:0:0:ffff:9b26:acfa
155.38.172.251 0:0:0:0:0:ffff:9b26:acfb
155.38.172.252 0:0:0:0:0:ffff:9b26:acfc
155.38.172.253 0:0:0:0:0:ffff:9b26:acfd
155.38.172.254 0:0:0:0:0:ffff:9b26:acfe
155.38.172.255 0:0:0:0:0:ffff:9b26:acff


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.