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
142.18.172.1 0:0:0:0:0:ffff:8e12:ac01
142.18.172.2 0:0:0:0:0:ffff:8e12:ac02
142.18.172.3 0:0:0:0:0:ffff:8e12:ac03
142.18.172.4 0:0:0:0:0:ffff:8e12:ac04
142.18.172.5 0:0:0:0:0:ffff:8e12:ac05
142.18.172.6 0:0:0:0:0:ffff:8e12:ac06
142.18.172.7 0:0:0:0:0:ffff:8e12:ac07
142.18.172.8 0:0:0:0:0:ffff:8e12:ac08
142.18.172.9 0:0:0:0:0:ffff:8e12:ac09
142.18.172.10 0:0:0:0:0:ffff:8e12:ac0a
142.18.172.11 0:0:0:0:0:ffff:8e12:ac0b
142.18.172.12 0:0:0:0:0:ffff:8e12:ac0c
142.18.172.13 0:0:0:0:0:ffff:8e12:ac0d
142.18.172.14 0:0:0:0:0:ffff:8e12:ac0e
142.18.172.15 0:0:0:0:0:ffff:8e12:ac0f
142.18.172.16 0:0:0:0:0:ffff:8e12:ac10
142.18.172.17 0:0:0:0:0:ffff:8e12:ac11
142.18.172.18 0:0:0:0:0:ffff:8e12:ac12
142.18.172.19 0:0:0:0:0:ffff:8e12:ac13
142.18.172.20 0:0:0:0:0:ffff:8e12:ac14
142.18.172.21 0:0:0:0:0:ffff:8e12:ac15
142.18.172.22 0:0:0:0:0:ffff:8e12:ac16
142.18.172.23 0:0:0:0:0:ffff:8e12:ac17
142.18.172.24 0:0:0:0:0:ffff:8e12:ac18
142.18.172.25 0:0:0:0:0:ffff:8e12:ac19
142.18.172.26 0:0:0:0:0:ffff:8e12:ac1a
142.18.172.27 0:0:0:0:0:ffff:8e12:ac1b
142.18.172.28 0:0:0:0:0:ffff:8e12:ac1c
142.18.172.29 0:0:0:0:0:ffff:8e12:ac1d
142.18.172.30 0:0:0:0:0:ffff:8e12:ac1e
142.18.172.31 0:0:0:0:0:ffff:8e12:ac1f
142.18.172.32 0:0:0:0:0:ffff:8e12:ac20
142.18.172.33 0:0:0:0:0:ffff:8e12:ac21
142.18.172.34 0:0:0:0:0:ffff:8e12:ac22
142.18.172.35 0:0:0:0:0:ffff:8e12:ac23
142.18.172.36 0:0:0:0:0:ffff:8e12:ac24
142.18.172.37 0:0:0:0:0:ffff:8e12:ac25
142.18.172.38 0:0:0:0:0:ffff:8e12:ac26
142.18.172.39 0:0:0:0:0:ffff:8e12:ac27
142.18.172.40 0:0:0:0:0:ffff:8e12:ac28
142.18.172.41 0:0:0:0:0:ffff:8e12:ac29
142.18.172.42 0:0:0:0:0:ffff:8e12:ac2a
142.18.172.43 0:0:0:0:0:ffff:8e12:ac2b
142.18.172.44 0:0:0:0:0:ffff:8e12:ac2c
142.18.172.45 0:0:0:0:0:ffff:8e12:ac2d
142.18.172.46 0:0:0:0:0:ffff:8e12:ac2e
142.18.172.47 0:0:0:0:0:ffff:8e12:ac2f
142.18.172.48 0:0:0:0:0:ffff:8e12:ac30
142.18.172.49 0:0:0:0:0:ffff:8e12:ac31
142.18.172.50 0:0:0:0:0:ffff:8e12:ac32
142.18.172.51 0:0:0:0:0:ffff:8e12:ac33
142.18.172.52 0:0:0:0:0:ffff:8e12:ac34
142.18.172.53 0:0:0:0:0:ffff:8e12:ac35
142.18.172.54 0:0:0:0:0:ffff:8e12:ac36
142.18.172.55 0:0:0:0:0:ffff:8e12:ac37
142.18.172.56 0:0:0:0:0:ffff:8e12:ac38
142.18.172.57 0:0:0:0:0:ffff:8e12:ac39
142.18.172.58 0:0:0:0:0:ffff:8e12:ac3a
142.18.172.59 0:0:0:0:0:ffff:8e12:ac3b
142.18.172.60 0:0:0:0:0:ffff:8e12:ac3c


142.18.172.61 0:0:0:0:0:ffff:8e12:ac3d
142.18.172.62 0:0:0:0:0:ffff:8e12:ac3e
142.18.172.63 0:0:0:0:0:ffff:8e12:ac3f
142.18.172.64 0:0:0:0:0:ffff:8e12:ac40
142.18.172.65 0:0:0:0:0:ffff:8e12:ac41
142.18.172.66 0:0:0:0:0:ffff:8e12:ac42
142.18.172.67 0:0:0:0:0:ffff:8e12:ac43
142.18.172.68 0:0:0:0:0:ffff:8e12:ac44
142.18.172.69 0:0:0:0:0:ffff:8e12:ac45
142.18.172.70 0:0:0:0:0:ffff:8e12:ac46
142.18.172.71 0:0:0:0:0:ffff:8e12:ac47
142.18.172.72 0:0:0:0:0:ffff:8e12:ac48
142.18.172.73 0:0:0:0:0:ffff:8e12:ac49
142.18.172.74 0:0:0:0:0:ffff:8e12:ac4a
142.18.172.75 0:0:0:0:0:ffff:8e12:ac4b
142.18.172.76 0:0:0:0:0:ffff:8e12:ac4c
142.18.172.77 0:0:0:0:0:ffff:8e12:ac4d
142.18.172.78 0:0:0:0:0:ffff:8e12:ac4e
142.18.172.79 0:0:0:0:0:ffff:8e12:ac4f
142.18.172.80 0:0:0:0:0:ffff:8e12:ac50
142.18.172.81 0:0:0:0:0:ffff:8e12:ac51
142.18.172.82 0:0:0:0:0:ffff:8e12:ac52
142.18.172.83 0:0:0:0:0:ffff:8e12:ac53
142.18.172.84 0:0:0:0:0:ffff:8e12:ac54
142.18.172.85 0:0:0:0:0:ffff:8e12:ac55
142.18.172.86 0:0:0:0:0:ffff:8e12:ac56
142.18.172.87 0:0:0:0:0:ffff:8e12:ac57
142.18.172.88 0:0:0:0:0:ffff:8e12:ac58
142.18.172.89 0:0:0:0:0:ffff:8e12:ac59
142.18.172.90 0:0:0:0:0:ffff:8e12:ac5a
142.18.172.91 0:0:0:0:0:ffff:8e12:ac5b
142.18.172.92 0:0:0:0:0:ffff:8e12:ac5c
142.18.172.93 0:0:0:0:0:ffff:8e12:ac5d
142.18.172.94 0:0:0:0:0:ffff:8e12:ac5e
142.18.172.95 0:0:0:0:0:ffff:8e12:ac5f
142.18.172.96 0:0:0:0:0:ffff:8e12:ac60
142.18.172.97 0:0:0:0:0:ffff:8e12:ac61
142.18.172.98 0:0:0:0:0:ffff:8e12:ac62
142.18.172.99 0:0:0:0:0:ffff:8e12:ac63
142.18.172.100 0:0:0:0:0:ffff:8e12:ac64
142.18.172.101 0:0:0:0:0:ffff:8e12:ac65
142.18.172.102 0:0:0:0:0:ffff:8e12:ac66
142.18.172.103 0:0:0:0:0:ffff:8e12:ac67
142.18.172.104 0:0:0:0:0:ffff:8e12:ac68
142.18.172.105 0:0:0:0:0:ffff:8e12:ac69
142.18.172.106 0:0:0:0:0:ffff:8e12:ac6a
142.18.172.107 0:0:0:0:0:ffff:8e12:ac6b
142.18.172.108 0:0:0:0:0:ffff:8e12:ac6c
142.18.172.109 0:0:0:0:0:ffff:8e12:ac6d
142.18.172.110 0:0:0:0:0:ffff:8e12:ac6e
142.18.172.111 0:0:0:0:0:ffff:8e12:ac6f
142.18.172.112 0:0:0:0:0:ffff:8e12:ac70
142.18.172.113 0:0:0:0:0:ffff:8e12:ac71
142.18.172.114 0:0:0:0:0:ffff:8e12:ac72
142.18.172.115 0:0:0:0:0:ffff:8e12:ac73
142.18.172.116 0:0:0:0:0:ffff:8e12:ac74
142.18.172.117 0:0:0:0:0:ffff:8e12:ac75
142.18.172.118 0:0:0:0:0:ffff:8e12:ac76
142.18.172.119 0:0:0:0:0:ffff:8e12:ac77
142.18.172.120 0:0:0:0:0:ffff:8e12:ac78


142.18.172.121 0:0:0:0:0:ffff:8e12:ac79
142.18.172.122 0:0:0:0:0:ffff:8e12:ac7a
142.18.172.123 0:0:0:0:0:ffff:8e12:ac7b
142.18.172.124 0:0:0:0:0:ffff:8e12:ac7c
142.18.172.125 0:0:0:0:0:ffff:8e12:ac7d
142.18.172.126 0:0:0:0:0:ffff:8e12:ac7e
142.18.172.127 0:0:0:0:0:ffff:8e12:ac7f
142.18.172.128 0:0:0:0:0:ffff:8e12:ac80
142.18.172.129 0:0:0:0:0:ffff:8e12:ac81
142.18.172.130 0:0:0:0:0:ffff:8e12:ac82
142.18.172.131 0:0:0:0:0:ffff:8e12:ac83
142.18.172.132 0:0:0:0:0:ffff:8e12:ac84
142.18.172.133 0:0:0:0:0:ffff:8e12:ac85
142.18.172.134 0:0:0:0:0:ffff:8e12:ac86
142.18.172.135 0:0:0:0:0:ffff:8e12:ac87
142.18.172.136 0:0:0:0:0:ffff:8e12:ac88
142.18.172.137 0:0:0:0:0:ffff:8e12:ac89
142.18.172.138 0:0:0:0:0:ffff:8e12:ac8a
142.18.172.139 0:0:0:0:0:ffff:8e12:ac8b
142.18.172.140 0:0:0:0:0:ffff:8e12:ac8c
142.18.172.141 0:0:0:0:0:ffff:8e12:ac8d
142.18.172.142 0:0:0:0:0:ffff:8e12:ac8e
142.18.172.143 0:0:0:0:0:ffff:8e12:ac8f
142.18.172.144 0:0:0:0:0:ffff:8e12:ac90
142.18.172.145 0:0:0:0:0:ffff:8e12:ac91
142.18.172.146 0:0:0:0:0:ffff:8e12:ac92
142.18.172.147 0:0:0:0:0:ffff:8e12:ac93
142.18.172.148 0:0:0:0:0:ffff:8e12:ac94
142.18.172.149 0:0:0:0:0:ffff:8e12:ac95
142.18.172.150 0:0:0:0:0:ffff:8e12:ac96
142.18.172.151 0:0:0:0:0:ffff:8e12:ac97
142.18.172.152 0:0:0:0:0:ffff:8e12:ac98
142.18.172.153 0:0:0:0:0:ffff:8e12:ac99
142.18.172.154 0:0:0:0:0:ffff:8e12:ac9a
142.18.172.155 0:0:0:0:0:ffff:8e12:ac9b
142.18.172.156 0:0:0:0:0:ffff:8e12:ac9c
142.18.172.157 0:0:0:0:0:ffff:8e12:ac9d
142.18.172.158 0:0:0:0:0:ffff:8e12:ac9e
142.18.172.159 0:0:0:0:0:ffff:8e12:ac9f
142.18.172.160 0:0:0:0:0:ffff:8e12:aca0
142.18.172.161 0:0:0:0:0:ffff:8e12:aca1
142.18.172.162 0:0:0:0:0:ffff:8e12:aca2
142.18.172.163 0:0:0:0:0:ffff:8e12:aca3
142.18.172.164 0:0:0:0:0:ffff:8e12:aca4
142.18.172.165 0:0:0:0:0:ffff:8e12:aca5
142.18.172.166 0:0:0:0:0:ffff:8e12:aca6
142.18.172.167 0:0:0:0:0:ffff:8e12:aca7
142.18.172.168 0:0:0:0:0:ffff:8e12:aca8
142.18.172.169 0:0:0:0:0:ffff:8e12:aca9
142.18.172.170 0:0:0:0:0:ffff:8e12:acaa
142.18.172.171 0:0:0:0:0:ffff:8e12:acab
142.18.172.172 0:0:0:0:0:ffff:8e12:acac
142.18.172.173 0:0:0:0:0:ffff:8e12:acad
142.18.172.174 0:0:0:0:0:ffff:8e12:acae
142.18.172.175 0:0:0:0:0:ffff:8e12:acaf
142.18.172.176 0:0:0:0:0:ffff:8e12:acb0
142.18.172.177 0:0:0:0:0:ffff:8e12:acb1
142.18.172.178 0:0:0:0:0:ffff:8e12:acb2
142.18.172.179 0:0:0:0:0:ffff:8e12:acb3
142.18.172.180 0:0:0:0:0:ffff:8e12:acb4


142.18.172.181 0:0:0:0:0:ffff:8e12:acb5
142.18.172.182 0:0:0:0:0:ffff:8e12:acb6
142.18.172.183 0:0:0:0:0:ffff:8e12:acb7
142.18.172.184 0:0:0:0:0:ffff:8e12:acb8
142.18.172.185 0:0:0:0:0:ffff:8e12:acb9
142.18.172.186 0:0:0:0:0:ffff:8e12:acba
142.18.172.187 0:0:0:0:0:ffff:8e12:acbb
142.18.172.188 0:0:0:0:0:ffff:8e12:acbc
142.18.172.189 0:0:0:0:0:ffff:8e12:acbd
142.18.172.190 0:0:0:0:0:ffff:8e12:acbe
142.18.172.191 0:0:0:0:0:ffff:8e12:acbf
142.18.172.192 0:0:0:0:0:ffff:8e12:acc0
142.18.172.193 0:0:0:0:0:ffff:8e12:acc1
142.18.172.194 0:0:0:0:0:ffff:8e12:acc2
142.18.172.195 0:0:0:0:0:ffff:8e12:acc3
142.18.172.196 0:0:0:0:0:ffff:8e12:acc4
142.18.172.197 0:0:0:0:0:ffff:8e12:acc5
142.18.172.198 0:0:0:0:0:ffff:8e12:acc6
142.18.172.199 0:0:0:0:0:ffff:8e12:acc7
142.18.172.200 0:0:0:0:0:ffff:8e12:acc8
142.18.172.201 0:0:0:0:0:ffff:8e12:acc9
142.18.172.202 0:0:0:0:0:ffff:8e12:acca
142.18.172.203 0:0:0:0:0:ffff:8e12:accb
142.18.172.204 0:0:0:0:0:ffff:8e12:accc
142.18.172.205 0:0:0:0:0:ffff:8e12:accd
142.18.172.206 0:0:0:0:0:ffff:8e12:acce
142.18.172.207 0:0:0:0:0:ffff:8e12:accf
142.18.172.208 0:0:0:0:0:ffff:8e12:acd0
142.18.172.209 0:0:0:0:0:ffff:8e12:acd1
142.18.172.210 0:0:0:0:0:ffff:8e12:acd2
142.18.172.211 0:0:0:0:0:ffff:8e12:acd3
142.18.172.212 0:0:0:0:0:ffff:8e12:acd4
142.18.172.213 0:0:0:0:0:ffff:8e12:acd5
142.18.172.214 0:0:0:0:0:ffff:8e12:acd6
142.18.172.215 0:0:0:0:0:ffff:8e12:acd7
142.18.172.216 0:0:0:0:0:ffff:8e12:acd8
142.18.172.217 0:0:0:0:0:ffff:8e12:acd9
142.18.172.218 0:0:0:0:0:ffff:8e12:acda
142.18.172.219 0:0:0:0:0:ffff:8e12:acdb
142.18.172.220 0:0:0:0:0:ffff:8e12:acdc
142.18.172.221 0:0:0:0:0:ffff:8e12:acdd
142.18.172.222 0:0:0:0:0:ffff:8e12:acde
142.18.172.223 0:0:0:0:0:ffff:8e12:acdf
142.18.172.224 0:0:0:0:0:ffff:8e12:ace0
142.18.172.225 0:0:0:0:0:ffff:8e12:ace1
142.18.172.226 0:0:0:0:0:ffff:8e12:ace2
142.18.172.227 0:0:0:0:0:ffff:8e12:ace3
142.18.172.228 0:0:0:0:0:ffff:8e12:ace4
142.18.172.229 0:0:0:0:0:ffff:8e12:ace5
142.18.172.230 0:0:0:0:0:ffff:8e12:ace6
142.18.172.231 0:0:0:0:0:ffff:8e12:ace7
142.18.172.232 0:0:0:0:0:ffff:8e12:ace8
142.18.172.233 0:0:0:0:0:ffff:8e12:ace9
142.18.172.234 0:0:0:0:0:ffff:8e12:acea
142.18.172.235 0:0:0:0:0:ffff:8e12:aceb
142.18.172.236 0:0:0:0:0:ffff:8e12:acec
142.18.172.237 0:0:0:0:0:ffff:8e12:aced
142.18.172.238 0:0:0:0:0:ffff:8e12:acee
142.18.172.239 0:0:0:0:0:ffff:8e12:acef
142.18.172.240 0:0:0:0:0:ffff:8e12:acf0
142.18.172.241 0:0:0:0:0:ffff:8e12:acf1
142.18.172.242 0:0:0:0:0:ffff:8e12:acf2
142.18.172.243 0:0:0:0:0:ffff:8e12:acf3
142.18.172.244 0:0:0:0:0:ffff:8e12:acf4
142.18.172.245 0:0:0:0:0:ffff:8e12:acf5
142.18.172.246 0:0:0:0:0:ffff:8e12:acf6
142.18.172.247 0:0:0:0:0:ffff:8e12:acf7
142.18.172.248 0:0:0:0:0:ffff:8e12:acf8
142.18.172.249 0:0:0:0:0:ffff:8e12:acf9
142.18.172.250 0:0:0:0:0:ffff:8e12:acfa
142.18.172.251 0:0:0:0:0:ffff:8e12:acfb
142.18.172.252 0:0:0:0:0:ffff:8e12:acfc
142.18.172.253 0:0:0:0:0:ffff:8e12:acfd
142.18.172.254 0:0:0:0:0:ffff:8e12:acfe
142.18.172.255 0:0:0:0:0:ffff:8e12: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.