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
157.127.254.1 0:0:0:0:0:ffff:9d7f:fe01
157.127.254.2 0:0:0:0:0:ffff:9d7f:fe02
157.127.254.3 0:0:0:0:0:ffff:9d7f:fe03
157.127.254.4 0:0:0:0:0:ffff:9d7f:fe04
157.127.254.5 0:0:0:0:0:ffff:9d7f:fe05
157.127.254.6 0:0:0:0:0:ffff:9d7f:fe06
157.127.254.7 0:0:0:0:0:ffff:9d7f:fe07
157.127.254.8 0:0:0:0:0:ffff:9d7f:fe08
157.127.254.9 0:0:0:0:0:ffff:9d7f:fe09
157.127.254.10 0:0:0:0:0:ffff:9d7f:fe0a
157.127.254.11 0:0:0:0:0:ffff:9d7f:fe0b
157.127.254.12 0:0:0:0:0:ffff:9d7f:fe0c
157.127.254.13 0:0:0:0:0:ffff:9d7f:fe0d
157.127.254.14 0:0:0:0:0:ffff:9d7f:fe0e
157.127.254.15 0:0:0:0:0:ffff:9d7f:fe0f
157.127.254.16 0:0:0:0:0:ffff:9d7f:fe10
157.127.254.17 0:0:0:0:0:ffff:9d7f:fe11
157.127.254.18 0:0:0:0:0:ffff:9d7f:fe12
157.127.254.19 0:0:0:0:0:ffff:9d7f:fe13
157.127.254.20 0:0:0:0:0:ffff:9d7f:fe14
157.127.254.21 0:0:0:0:0:ffff:9d7f:fe15
157.127.254.22 0:0:0:0:0:ffff:9d7f:fe16
157.127.254.23 0:0:0:0:0:ffff:9d7f:fe17
157.127.254.24 0:0:0:0:0:ffff:9d7f:fe18
157.127.254.25 0:0:0:0:0:ffff:9d7f:fe19
157.127.254.26 0:0:0:0:0:ffff:9d7f:fe1a
157.127.254.27 0:0:0:0:0:ffff:9d7f:fe1b
157.127.254.28 0:0:0:0:0:ffff:9d7f:fe1c
157.127.254.29 0:0:0:0:0:ffff:9d7f:fe1d
157.127.254.30 0:0:0:0:0:ffff:9d7f:fe1e
157.127.254.31 0:0:0:0:0:ffff:9d7f:fe1f
157.127.254.32 0:0:0:0:0:ffff:9d7f:fe20
157.127.254.33 0:0:0:0:0:ffff:9d7f:fe21
157.127.254.34 0:0:0:0:0:ffff:9d7f:fe22
157.127.254.35 0:0:0:0:0:ffff:9d7f:fe23
157.127.254.36 0:0:0:0:0:ffff:9d7f:fe24
157.127.254.37 0:0:0:0:0:ffff:9d7f:fe25
157.127.254.38 0:0:0:0:0:ffff:9d7f:fe26
157.127.254.39 0:0:0:0:0:ffff:9d7f:fe27
157.127.254.40 0:0:0:0:0:ffff:9d7f:fe28
157.127.254.41 0:0:0:0:0:ffff:9d7f:fe29
157.127.254.42 0:0:0:0:0:ffff:9d7f:fe2a
157.127.254.43 0:0:0:0:0:ffff:9d7f:fe2b
157.127.254.44 0:0:0:0:0:ffff:9d7f:fe2c
157.127.254.45 0:0:0:0:0:ffff:9d7f:fe2d
157.127.254.46 0:0:0:0:0:ffff:9d7f:fe2e
157.127.254.47 0:0:0:0:0:ffff:9d7f:fe2f
157.127.254.48 0:0:0:0:0:ffff:9d7f:fe30
157.127.254.49 0:0:0:0:0:ffff:9d7f:fe31
157.127.254.50 0:0:0:0:0:ffff:9d7f:fe32
157.127.254.51 0:0:0:0:0:ffff:9d7f:fe33
157.127.254.52 0:0:0:0:0:ffff:9d7f:fe34
157.127.254.53 0:0:0:0:0:ffff:9d7f:fe35
157.127.254.54 0:0:0:0:0:ffff:9d7f:fe36
157.127.254.55 0:0:0:0:0:ffff:9d7f:fe37
157.127.254.56 0:0:0:0:0:ffff:9d7f:fe38
157.127.254.57 0:0:0:0:0:ffff:9d7f:fe39
157.127.254.58 0:0:0:0:0:ffff:9d7f:fe3a
157.127.254.59 0:0:0:0:0:ffff:9d7f:fe3b
157.127.254.60 0:0:0:0:0:ffff:9d7f:fe3c


157.127.254.61 0:0:0:0:0:ffff:9d7f:fe3d
157.127.254.62 0:0:0:0:0:ffff:9d7f:fe3e
157.127.254.63 0:0:0:0:0:ffff:9d7f:fe3f
157.127.254.64 0:0:0:0:0:ffff:9d7f:fe40
157.127.254.65 0:0:0:0:0:ffff:9d7f:fe41
157.127.254.66 0:0:0:0:0:ffff:9d7f:fe42
157.127.254.67 0:0:0:0:0:ffff:9d7f:fe43
157.127.254.68 0:0:0:0:0:ffff:9d7f:fe44
157.127.254.69 0:0:0:0:0:ffff:9d7f:fe45
157.127.254.70 0:0:0:0:0:ffff:9d7f:fe46
157.127.254.71 0:0:0:0:0:ffff:9d7f:fe47
157.127.254.72 0:0:0:0:0:ffff:9d7f:fe48
157.127.254.73 0:0:0:0:0:ffff:9d7f:fe49
157.127.254.74 0:0:0:0:0:ffff:9d7f:fe4a
157.127.254.75 0:0:0:0:0:ffff:9d7f:fe4b
157.127.254.76 0:0:0:0:0:ffff:9d7f:fe4c
157.127.254.77 0:0:0:0:0:ffff:9d7f:fe4d
157.127.254.78 0:0:0:0:0:ffff:9d7f:fe4e
157.127.254.79 0:0:0:0:0:ffff:9d7f:fe4f
157.127.254.80 0:0:0:0:0:ffff:9d7f:fe50
157.127.254.81 0:0:0:0:0:ffff:9d7f:fe51
157.127.254.82 0:0:0:0:0:ffff:9d7f:fe52
157.127.254.83 0:0:0:0:0:ffff:9d7f:fe53
157.127.254.84 0:0:0:0:0:ffff:9d7f:fe54
157.127.254.85 0:0:0:0:0:ffff:9d7f:fe55
157.127.254.86 0:0:0:0:0:ffff:9d7f:fe56
157.127.254.87 0:0:0:0:0:ffff:9d7f:fe57
157.127.254.88 0:0:0:0:0:ffff:9d7f:fe58
157.127.254.89 0:0:0:0:0:ffff:9d7f:fe59
157.127.254.90 0:0:0:0:0:ffff:9d7f:fe5a
157.127.254.91 0:0:0:0:0:ffff:9d7f:fe5b
157.127.254.92 0:0:0:0:0:ffff:9d7f:fe5c
157.127.254.93 0:0:0:0:0:ffff:9d7f:fe5d
157.127.254.94 0:0:0:0:0:ffff:9d7f:fe5e
157.127.254.95 0:0:0:0:0:ffff:9d7f:fe5f
157.127.254.96 0:0:0:0:0:ffff:9d7f:fe60
157.127.254.97 0:0:0:0:0:ffff:9d7f:fe61
157.127.254.98 0:0:0:0:0:ffff:9d7f:fe62
157.127.254.99 0:0:0:0:0:ffff:9d7f:fe63
157.127.254.100 0:0:0:0:0:ffff:9d7f:fe64
157.127.254.101 0:0:0:0:0:ffff:9d7f:fe65
157.127.254.102 0:0:0:0:0:ffff:9d7f:fe66
157.127.254.103 0:0:0:0:0:ffff:9d7f:fe67
157.127.254.104 0:0:0:0:0:ffff:9d7f:fe68
157.127.254.105 0:0:0:0:0:ffff:9d7f:fe69
157.127.254.106 0:0:0:0:0:ffff:9d7f:fe6a
157.127.254.107 0:0:0:0:0:ffff:9d7f:fe6b
157.127.254.108 0:0:0:0:0:ffff:9d7f:fe6c
157.127.254.109 0:0:0:0:0:ffff:9d7f:fe6d
157.127.254.110 0:0:0:0:0:ffff:9d7f:fe6e
157.127.254.111 0:0:0:0:0:ffff:9d7f:fe6f
157.127.254.112 0:0:0:0:0:ffff:9d7f:fe70
157.127.254.113 0:0:0:0:0:ffff:9d7f:fe71
157.127.254.114 0:0:0:0:0:ffff:9d7f:fe72
157.127.254.115 0:0:0:0:0:ffff:9d7f:fe73
157.127.254.116 0:0:0:0:0:ffff:9d7f:fe74
157.127.254.117 0:0:0:0:0:ffff:9d7f:fe75
157.127.254.118 0:0:0:0:0:ffff:9d7f:fe76
157.127.254.119 0:0:0:0:0:ffff:9d7f:fe77
157.127.254.120 0:0:0:0:0:ffff:9d7f:fe78


157.127.254.121 0:0:0:0:0:ffff:9d7f:fe79
157.127.254.122 0:0:0:0:0:ffff:9d7f:fe7a
157.127.254.123 0:0:0:0:0:ffff:9d7f:fe7b
157.127.254.124 0:0:0:0:0:ffff:9d7f:fe7c
157.127.254.125 0:0:0:0:0:ffff:9d7f:fe7d
157.127.254.126 0:0:0:0:0:ffff:9d7f:fe7e
157.127.254.127 0:0:0:0:0:ffff:9d7f:fe7f
157.127.254.128 0:0:0:0:0:ffff:9d7f:fe80
157.127.254.129 0:0:0:0:0:ffff:9d7f:fe81
157.127.254.130 0:0:0:0:0:ffff:9d7f:fe82
157.127.254.131 0:0:0:0:0:ffff:9d7f:fe83
157.127.254.132 0:0:0:0:0:ffff:9d7f:fe84
157.127.254.133 0:0:0:0:0:ffff:9d7f:fe85
157.127.254.134 0:0:0:0:0:ffff:9d7f:fe86
157.127.254.135 0:0:0:0:0:ffff:9d7f:fe87
157.127.254.136 0:0:0:0:0:ffff:9d7f:fe88
157.127.254.137 0:0:0:0:0:ffff:9d7f:fe89
157.127.254.138 0:0:0:0:0:ffff:9d7f:fe8a
157.127.254.139 0:0:0:0:0:ffff:9d7f:fe8b
157.127.254.140 0:0:0:0:0:ffff:9d7f:fe8c
157.127.254.141 0:0:0:0:0:ffff:9d7f:fe8d
157.127.254.142 0:0:0:0:0:ffff:9d7f:fe8e
157.127.254.143 0:0:0:0:0:ffff:9d7f:fe8f
157.127.254.144 0:0:0:0:0:ffff:9d7f:fe90
157.127.254.145 0:0:0:0:0:ffff:9d7f:fe91
157.127.254.146 0:0:0:0:0:ffff:9d7f:fe92
157.127.254.147 0:0:0:0:0:ffff:9d7f:fe93
157.127.254.148 0:0:0:0:0:ffff:9d7f:fe94
157.127.254.149 0:0:0:0:0:ffff:9d7f:fe95
157.127.254.150 0:0:0:0:0:ffff:9d7f:fe96
157.127.254.151 0:0:0:0:0:ffff:9d7f:fe97
157.127.254.152 0:0:0:0:0:ffff:9d7f:fe98
157.127.254.153 0:0:0:0:0:ffff:9d7f:fe99
157.127.254.154 0:0:0:0:0:ffff:9d7f:fe9a
157.127.254.155 0:0:0:0:0:ffff:9d7f:fe9b
157.127.254.156 0:0:0:0:0:ffff:9d7f:fe9c
157.127.254.157 0:0:0:0:0:ffff:9d7f:fe9d
157.127.254.158 0:0:0:0:0:ffff:9d7f:fe9e
157.127.254.159 0:0:0:0:0:ffff:9d7f:fe9f
157.127.254.160 0:0:0:0:0:ffff:9d7f:fea0
157.127.254.161 0:0:0:0:0:ffff:9d7f:fea1
157.127.254.162 0:0:0:0:0:ffff:9d7f:fea2
157.127.254.163 0:0:0:0:0:ffff:9d7f:fea3
157.127.254.164 0:0:0:0:0:ffff:9d7f:fea4
157.127.254.165 0:0:0:0:0:ffff:9d7f:fea5
157.127.254.166 0:0:0:0:0:ffff:9d7f:fea6
157.127.254.167 0:0:0:0:0:ffff:9d7f:fea7
157.127.254.168 0:0:0:0:0:ffff:9d7f:fea8
157.127.254.169 0:0:0:0:0:ffff:9d7f:fea9
157.127.254.170 0:0:0:0:0:ffff:9d7f:feaa
157.127.254.171 0:0:0:0:0:ffff:9d7f:feab
157.127.254.172 0:0:0:0:0:ffff:9d7f:feac
157.127.254.173 0:0:0:0:0:ffff:9d7f:fead
157.127.254.174 0:0:0:0:0:ffff:9d7f:feae
157.127.254.175 0:0:0:0:0:ffff:9d7f:feaf
157.127.254.176 0:0:0:0:0:ffff:9d7f:feb0
157.127.254.177 0:0:0:0:0:ffff:9d7f:feb1
157.127.254.178 0:0:0:0:0:ffff:9d7f:feb2
157.127.254.179 0:0:0:0:0:ffff:9d7f:feb3
157.127.254.180 0:0:0:0:0:ffff:9d7f:feb4


157.127.254.181 0:0:0:0:0:ffff:9d7f:feb5
157.127.254.182 0:0:0:0:0:ffff:9d7f:feb6
157.127.254.183 0:0:0:0:0:ffff:9d7f:feb7
157.127.254.184 0:0:0:0:0:ffff:9d7f:feb8
157.127.254.185 0:0:0:0:0:ffff:9d7f:feb9
157.127.254.186 0:0:0:0:0:ffff:9d7f:feba
157.127.254.187 0:0:0:0:0:ffff:9d7f:febb
157.127.254.188 0:0:0:0:0:ffff:9d7f:febc
157.127.254.189 0:0:0:0:0:ffff:9d7f:febd
157.127.254.190 0:0:0:0:0:ffff:9d7f:febe
157.127.254.191 0:0:0:0:0:ffff:9d7f:febf
157.127.254.192 0:0:0:0:0:ffff:9d7f:fec0
157.127.254.193 0:0:0:0:0:ffff:9d7f:fec1
157.127.254.194 0:0:0:0:0:ffff:9d7f:fec2
157.127.254.195 0:0:0:0:0:ffff:9d7f:fec3
157.127.254.196 0:0:0:0:0:ffff:9d7f:fec4
157.127.254.197 0:0:0:0:0:ffff:9d7f:fec5
157.127.254.198 0:0:0:0:0:ffff:9d7f:fec6
157.127.254.199 0:0:0:0:0:ffff:9d7f:fec7
157.127.254.200 0:0:0:0:0:ffff:9d7f:fec8
157.127.254.201 0:0:0:0:0:ffff:9d7f:fec9
157.127.254.202 0:0:0:0:0:ffff:9d7f:feca
157.127.254.203 0:0:0:0:0:ffff:9d7f:fecb
157.127.254.204 0:0:0:0:0:ffff:9d7f:fecc
157.127.254.205 0:0:0:0:0:ffff:9d7f:fecd
157.127.254.206 0:0:0:0:0:ffff:9d7f:fece
157.127.254.207 0:0:0:0:0:ffff:9d7f:fecf
157.127.254.208 0:0:0:0:0:ffff:9d7f:fed0
157.127.254.209 0:0:0:0:0:ffff:9d7f:fed1
157.127.254.210 0:0:0:0:0:ffff:9d7f:fed2
157.127.254.211 0:0:0:0:0:ffff:9d7f:fed3
157.127.254.212 0:0:0:0:0:ffff:9d7f:fed4
157.127.254.213 0:0:0:0:0:ffff:9d7f:fed5
157.127.254.214 0:0:0:0:0:ffff:9d7f:fed6
157.127.254.215 0:0:0:0:0:ffff:9d7f:fed7
157.127.254.216 0:0:0:0:0:ffff:9d7f:fed8
157.127.254.217 0:0:0:0:0:ffff:9d7f:fed9
157.127.254.218 0:0:0:0:0:ffff:9d7f:feda
157.127.254.219 0:0:0:0:0:ffff:9d7f:fedb
157.127.254.220 0:0:0:0:0:ffff:9d7f:fedc
157.127.254.221 0:0:0:0:0:ffff:9d7f:fedd
157.127.254.222 0:0:0:0:0:ffff:9d7f:fede
157.127.254.223 0:0:0:0:0:ffff:9d7f:fedf
157.127.254.224 0:0:0:0:0:ffff:9d7f:fee0
157.127.254.225 0:0:0:0:0:ffff:9d7f:fee1
157.127.254.226 0:0:0:0:0:ffff:9d7f:fee2
157.127.254.227 0:0:0:0:0:ffff:9d7f:fee3
157.127.254.228 0:0:0:0:0:ffff:9d7f:fee4
157.127.254.229 0:0:0:0:0:ffff:9d7f:fee5
157.127.254.230 0:0:0:0:0:ffff:9d7f:fee6
157.127.254.231 0:0:0:0:0:ffff:9d7f:fee7
157.127.254.232 0:0:0:0:0:ffff:9d7f:fee8
157.127.254.233 0:0:0:0:0:ffff:9d7f:fee9
157.127.254.234 0:0:0:0:0:ffff:9d7f:feea
157.127.254.235 0:0:0:0:0:ffff:9d7f:feeb
157.127.254.236 0:0:0:0:0:ffff:9d7f:feec
157.127.254.237 0:0:0:0:0:ffff:9d7f:feed
157.127.254.238 0:0:0:0:0:ffff:9d7f:feee
157.127.254.239 0:0:0:0:0:ffff:9d7f:feef
157.127.254.240 0:0:0:0:0:ffff:9d7f:fef0
157.127.254.241 0:0:0:0:0:ffff:9d7f:fef1
157.127.254.242 0:0:0:0:0:ffff:9d7f:fef2
157.127.254.243 0:0:0:0:0:ffff:9d7f:fef3
157.127.254.244 0:0:0:0:0:ffff:9d7f:fef4
157.127.254.245 0:0:0:0:0:ffff:9d7f:fef5
157.127.254.246 0:0:0:0:0:ffff:9d7f:fef6
157.127.254.247 0:0:0:0:0:ffff:9d7f:fef7
157.127.254.248 0:0:0:0:0:ffff:9d7f:fef8
157.127.254.249 0:0:0:0:0:ffff:9d7f:fef9
157.127.254.250 0:0:0:0:0:ffff:9d7f:fefa
157.127.254.251 0:0:0:0:0:ffff:9d7f:fefb
157.127.254.252 0:0:0:0:0:ffff:9d7f:fefc
157.127.254.253 0:0:0:0:0:ffff:9d7f:fefd
157.127.254.254 0:0:0:0:0:ffff:9d7f:fefe
157.127.254.255 0:0:0:0:0:ffff:9d7f:feff


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.