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
78.30.128.1 0:0:0:0:0:ffff:4e1e:8001
78.30.128.2 0:0:0:0:0:ffff:4e1e:8002
78.30.128.3 0:0:0:0:0:ffff:4e1e:8003
78.30.128.4 0:0:0:0:0:ffff:4e1e:8004
78.30.128.5 0:0:0:0:0:ffff:4e1e:8005
78.30.128.6 0:0:0:0:0:ffff:4e1e:8006
78.30.128.7 0:0:0:0:0:ffff:4e1e:8007
78.30.128.8 0:0:0:0:0:ffff:4e1e:8008
78.30.128.9 0:0:0:0:0:ffff:4e1e:8009
78.30.128.10 0:0:0:0:0:ffff:4e1e:800a
78.30.128.11 0:0:0:0:0:ffff:4e1e:800b
78.30.128.12 0:0:0:0:0:ffff:4e1e:800c
78.30.128.13 0:0:0:0:0:ffff:4e1e:800d
78.30.128.14 0:0:0:0:0:ffff:4e1e:800e
78.30.128.15 0:0:0:0:0:ffff:4e1e:800f
78.30.128.16 0:0:0:0:0:ffff:4e1e:8010
78.30.128.17 0:0:0:0:0:ffff:4e1e:8011
78.30.128.18 0:0:0:0:0:ffff:4e1e:8012
78.30.128.19 0:0:0:0:0:ffff:4e1e:8013
78.30.128.20 0:0:0:0:0:ffff:4e1e:8014
78.30.128.21 0:0:0:0:0:ffff:4e1e:8015
78.30.128.22 0:0:0:0:0:ffff:4e1e:8016
78.30.128.23 0:0:0:0:0:ffff:4e1e:8017
78.30.128.24 0:0:0:0:0:ffff:4e1e:8018
78.30.128.25 0:0:0:0:0:ffff:4e1e:8019
78.30.128.26 0:0:0:0:0:ffff:4e1e:801a
78.30.128.27 0:0:0:0:0:ffff:4e1e:801b
78.30.128.28 0:0:0:0:0:ffff:4e1e:801c
78.30.128.29 0:0:0:0:0:ffff:4e1e:801d
78.30.128.30 0:0:0:0:0:ffff:4e1e:801e
78.30.128.31 0:0:0:0:0:ffff:4e1e:801f
78.30.128.32 0:0:0:0:0:ffff:4e1e:8020
78.30.128.33 0:0:0:0:0:ffff:4e1e:8021
78.30.128.34 0:0:0:0:0:ffff:4e1e:8022
78.30.128.35 0:0:0:0:0:ffff:4e1e:8023
78.30.128.36 0:0:0:0:0:ffff:4e1e:8024
78.30.128.37 0:0:0:0:0:ffff:4e1e:8025
78.30.128.38 0:0:0:0:0:ffff:4e1e:8026
78.30.128.39 0:0:0:0:0:ffff:4e1e:8027
78.30.128.40 0:0:0:0:0:ffff:4e1e:8028
78.30.128.41 0:0:0:0:0:ffff:4e1e:8029
78.30.128.42 0:0:0:0:0:ffff:4e1e:802a
78.30.128.43 0:0:0:0:0:ffff:4e1e:802b
78.30.128.44 0:0:0:0:0:ffff:4e1e:802c
78.30.128.45 0:0:0:0:0:ffff:4e1e:802d
78.30.128.46 0:0:0:0:0:ffff:4e1e:802e
78.30.128.47 0:0:0:0:0:ffff:4e1e:802f
78.30.128.48 0:0:0:0:0:ffff:4e1e:8030
78.30.128.49 0:0:0:0:0:ffff:4e1e:8031
78.30.128.50 0:0:0:0:0:ffff:4e1e:8032
78.30.128.51 0:0:0:0:0:ffff:4e1e:8033
78.30.128.52 0:0:0:0:0:ffff:4e1e:8034
78.30.128.53 0:0:0:0:0:ffff:4e1e:8035
78.30.128.54 0:0:0:0:0:ffff:4e1e:8036
78.30.128.55 0:0:0:0:0:ffff:4e1e:8037
78.30.128.56 0:0:0:0:0:ffff:4e1e:8038
78.30.128.57 0:0:0:0:0:ffff:4e1e:8039
78.30.128.58 0:0:0:0:0:ffff:4e1e:803a
78.30.128.59 0:0:0:0:0:ffff:4e1e:803b
78.30.128.60 0:0:0:0:0:ffff:4e1e:803c


78.30.128.61 0:0:0:0:0:ffff:4e1e:803d
78.30.128.62 0:0:0:0:0:ffff:4e1e:803e
78.30.128.63 0:0:0:0:0:ffff:4e1e:803f
78.30.128.64 0:0:0:0:0:ffff:4e1e:8040
78.30.128.65 0:0:0:0:0:ffff:4e1e:8041
78.30.128.66 0:0:0:0:0:ffff:4e1e:8042
78.30.128.67 0:0:0:0:0:ffff:4e1e:8043
78.30.128.68 0:0:0:0:0:ffff:4e1e:8044
78.30.128.69 0:0:0:0:0:ffff:4e1e:8045
78.30.128.70 0:0:0:0:0:ffff:4e1e:8046
78.30.128.71 0:0:0:0:0:ffff:4e1e:8047
78.30.128.72 0:0:0:0:0:ffff:4e1e:8048
78.30.128.73 0:0:0:0:0:ffff:4e1e:8049
78.30.128.74 0:0:0:0:0:ffff:4e1e:804a
78.30.128.75 0:0:0:0:0:ffff:4e1e:804b
78.30.128.76 0:0:0:0:0:ffff:4e1e:804c
78.30.128.77 0:0:0:0:0:ffff:4e1e:804d
78.30.128.78 0:0:0:0:0:ffff:4e1e:804e
78.30.128.79 0:0:0:0:0:ffff:4e1e:804f
78.30.128.80 0:0:0:0:0:ffff:4e1e:8050
78.30.128.81 0:0:0:0:0:ffff:4e1e:8051
78.30.128.82 0:0:0:0:0:ffff:4e1e:8052
78.30.128.83 0:0:0:0:0:ffff:4e1e:8053
78.30.128.84 0:0:0:0:0:ffff:4e1e:8054
78.30.128.85 0:0:0:0:0:ffff:4e1e:8055
78.30.128.86 0:0:0:0:0:ffff:4e1e:8056
78.30.128.87 0:0:0:0:0:ffff:4e1e:8057
78.30.128.88 0:0:0:0:0:ffff:4e1e:8058
78.30.128.89 0:0:0:0:0:ffff:4e1e:8059
78.30.128.90 0:0:0:0:0:ffff:4e1e:805a
78.30.128.91 0:0:0:0:0:ffff:4e1e:805b
78.30.128.92 0:0:0:0:0:ffff:4e1e:805c
78.30.128.93 0:0:0:0:0:ffff:4e1e:805d
78.30.128.94 0:0:0:0:0:ffff:4e1e:805e
78.30.128.95 0:0:0:0:0:ffff:4e1e:805f
78.30.128.96 0:0:0:0:0:ffff:4e1e:8060
78.30.128.97 0:0:0:0:0:ffff:4e1e:8061
78.30.128.98 0:0:0:0:0:ffff:4e1e:8062
78.30.128.99 0:0:0:0:0:ffff:4e1e:8063
78.30.128.100 0:0:0:0:0:ffff:4e1e:8064
78.30.128.101 0:0:0:0:0:ffff:4e1e:8065
78.30.128.102 0:0:0:0:0:ffff:4e1e:8066
78.30.128.103 0:0:0:0:0:ffff:4e1e:8067
78.30.128.104 0:0:0:0:0:ffff:4e1e:8068
78.30.128.105 0:0:0:0:0:ffff:4e1e:8069
78.30.128.106 0:0:0:0:0:ffff:4e1e:806a
78.30.128.107 0:0:0:0:0:ffff:4e1e:806b
78.30.128.108 0:0:0:0:0:ffff:4e1e:806c
78.30.128.109 0:0:0:0:0:ffff:4e1e:806d
78.30.128.110 0:0:0:0:0:ffff:4e1e:806e
78.30.128.111 0:0:0:0:0:ffff:4e1e:806f
78.30.128.112 0:0:0:0:0:ffff:4e1e:8070
78.30.128.113 0:0:0:0:0:ffff:4e1e:8071
78.30.128.114 0:0:0:0:0:ffff:4e1e:8072
78.30.128.115 0:0:0:0:0:ffff:4e1e:8073
78.30.128.116 0:0:0:0:0:ffff:4e1e:8074
78.30.128.117 0:0:0:0:0:ffff:4e1e:8075
78.30.128.118 0:0:0:0:0:ffff:4e1e:8076
78.30.128.119 0:0:0:0:0:ffff:4e1e:8077
78.30.128.120 0:0:0:0:0:ffff:4e1e:8078


78.30.128.121 0:0:0:0:0:ffff:4e1e:8079
78.30.128.122 0:0:0:0:0:ffff:4e1e:807a
78.30.128.123 0:0:0:0:0:ffff:4e1e:807b
78.30.128.124 0:0:0:0:0:ffff:4e1e:807c
78.30.128.125 0:0:0:0:0:ffff:4e1e:807d
78.30.128.126 0:0:0:0:0:ffff:4e1e:807e
78.30.128.127 0:0:0:0:0:ffff:4e1e:807f
78.30.128.128 0:0:0:0:0:ffff:4e1e:8080
78.30.128.129 0:0:0:0:0:ffff:4e1e:8081
78.30.128.130 0:0:0:0:0:ffff:4e1e:8082
78.30.128.131 0:0:0:0:0:ffff:4e1e:8083
78.30.128.132 0:0:0:0:0:ffff:4e1e:8084
78.30.128.133 0:0:0:0:0:ffff:4e1e:8085
78.30.128.134 0:0:0:0:0:ffff:4e1e:8086
78.30.128.135 0:0:0:0:0:ffff:4e1e:8087
78.30.128.136 0:0:0:0:0:ffff:4e1e:8088
78.30.128.137 0:0:0:0:0:ffff:4e1e:8089
78.30.128.138 0:0:0:0:0:ffff:4e1e:808a
78.30.128.139 0:0:0:0:0:ffff:4e1e:808b
78.30.128.140 0:0:0:0:0:ffff:4e1e:808c
78.30.128.141 0:0:0:0:0:ffff:4e1e:808d
78.30.128.142 0:0:0:0:0:ffff:4e1e:808e
78.30.128.143 0:0:0:0:0:ffff:4e1e:808f
78.30.128.144 0:0:0:0:0:ffff:4e1e:8090
78.30.128.145 0:0:0:0:0:ffff:4e1e:8091
78.30.128.146 0:0:0:0:0:ffff:4e1e:8092
78.30.128.147 0:0:0:0:0:ffff:4e1e:8093
78.30.128.148 0:0:0:0:0:ffff:4e1e:8094
78.30.128.149 0:0:0:0:0:ffff:4e1e:8095
78.30.128.150 0:0:0:0:0:ffff:4e1e:8096
78.30.128.151 0:0:0:0:0:ffff:4e1e:8097
78.30.128.152 0:0:0:0:0:ffff:4e1e:8098
78.30.128.153 0:0:0:0:0:ffff:4e1e:8099
78.30.128.154 0:0:0:0:0:ffff:4e1e:809a
78.30.128.155 0:0:0:0:0:ffff:4e1e:809b
78.30.128.156 0:0:0:0:0:ffff:4e1e:809c
78.30.128.157 0:0:0:0:0:ffff:4e1e:809d
78.30.128.158 0:0:0:0:0:ffff:4e1e:809e
78.30.128.159 0:0:0:0:0:ffff:4e1e:809f
78.30.128.160 0:0:0:0:0:ffff:4e1e:80a0
78.30.128.161 0:0:0:0:0:ffff:4e1e:80a1
78.30.128.162 0:0:0:0:0:ffff:4e1e:80a2
78.30.128.163 0:0:0:0:0:ffff:4e1e:80a3
78.30.128.164 0:0:0:0:0:ffff:4e1e:80a4
78.30.128.165 0:0:0:0:0:ffff:4e1e:80a5
78.30.128.166 0:0:0:0:0:ffff:4e1e:80a6
78.30.128.167 0:0:0:0:0:ffff:4e1e:80a7
78.30.128.168 0:0:0:0:0:ffff:4e1e:80a8
78.30.128.169 0:0:0:0:0:ffff:4e1e:80a9
78.30.128.170 0:0:0:0:0:ffff:4e1e:80aa
78.30.128.171 0:0:0:0:0:ffff:4e1e:80ab
78.30.128.172 0:0:0:0:0:ffff:4e1e:80ac
78.30.128.173 0:0:0:0:0:ffff:4e1e:80ad
78.30.128.174 0:0:0:0:0:ffff:4e1e:80ae
78.30.128.175 0:0:0:0:0:ffff:4e1e:80af
78.30.128.176 0:0:0:0:0:ffff:4e1e:80b0
78.30.128.177 0:0:0:0:0:ffff:4e1e:80b1
78.30.128.178 0:0:0:0:0:ffff:4e1e:80b2
78.30.128.179 0:0:0:0:0:ffff:4e1e:80b3
78.30.128.180 0:0:0:0:0:ffff:4e1e:80b4


78.30.128.181 0:0:0:0:0:ffff:4e1e:80b5
78.30.128.182 0:0:0:0:0:ffff:4e1e:80b6
78.30.128.183 0:0:0:0:0:ffff:4e1e:80b7
78.30.128.184 0:0:0:0:0:ffff:4e1e:80b8
78.30.128.185 0:0:0:0:0:ffff:4e1e:80b9
78.30.128.186 0:0:0:0:0:ffff:4e1e:80ba
78.30.128.187 0:0:0:0:0:ffff:4e1e:80bb
78.30.128.188 0:0:0:0:0:ffff:4e1e:80bc
78.30.128.189 0:0:0:0:0:ffff:4e1e:80bd
78.30.128.190 0:0:0:0:0:ffff:4e1e:80be
78.30.128.191 0:0:0:0:0:ffff:4e1e:80bf
78.30.128.192 0:0:0:0:0:ffff:4e1e:80c0
78.30.128.193 0:0:0:0:0:ffff:4e1e:80c1
78.30.128.194 0:0:0:0:0:ffff:4e1e:80c2
78.30.128.195 0:0:0:0:0:ffff:4e1e:80c3
78.30.128.196 0:0:0:0:0:ffff:4e1e:80c4
78.30.128.197 0:0:0:0:0:ffff:4e1e:80c5
78.30.128.198 0:0:0:0:0:ffff:4e1e:80c6
78.30.128.199 0:0:0:0:0:ffff:4e1e:80c7
78.30.128.200 0:0:0:0:0:ffff:4e1e:80c8
78.30.128.201 0:0:0:0:0:ffff:4e1e:80c9
78.30.128.202 0:0:0:0:0:ffff:4e1e:80ca
78.30.128.203 0:0:0:0:0:ffff:4e1e:80cb
78.30.128.204 0:0:0:0:0:ffff:4e1e:80cc
78.30.128.205 0:0:0:0:0:ffff:4e1e:80cd
78.30.128.206 0:0:0:0:0:ffff:4e1e:80ce
78.30.128.207 0:0:0:0:0:ffff:4e1e:80cf
78.30.128.208 0:0:0:0:0:ffff:4e1e:80d0
78.30.128.209 0:0:0:0:0:ffff:4e1e:80d1
78.30.128.210 0:0:0:0:0:ffff:4e1e:80d2
78.30.128.211 0:0:0:0:0:ffff:4e1e:80d3
78.30.128.212 0:0:0:0:0:ffff:4e1e:80d4
78.30.128.213 0:0:0:0:0:ffff:4e1e:80d5
78.30.128.214 0:0:0:0:0:ffff:4e1e:80d6
78.30.128.215 0:0:0:0:0:ffff:4e1e:80d7
78.30.128.216 0:0:0:0:0:ffff:4e1e:80d8
78.30.128.217 0:0:0:0:0:ffff:4e1e:80d9
78.30.128.218 0:0:0:0:0:ffff:4e1e:80da
78.30.128.219 0:0:0:0:0:ffff:4e1e:80db
78.30.128.220 0:0:0:0:0:ffff:4e1e:80dc
78.30.128.221 0:0:0:0:0:ffff:4e1e:80dd
78.30.128.222 0:0:0:0:0:ffff:4e1e:80de
78.30.128.223 0:0:0:0:0:ffff:4e1e:80df
78.30.128.224 0:0:0:0:0:ffff:4e1e:80e0
78.30.128.225 0:0:0:0:0:ffff:4e1e:80e1
78.30.128.226 0:0:0:0:0:ffff:4e1e:80e2
78.30.128.227 0:0:0:0:0:ffff:4e1e:80e3
78.30.128.228 0:0:0:0:0:ffff:4e1e:80e4
78.30.128.229 0:0:0:0:0:ffff:4e1e:80e5
78.30.128.230 0:0:0:0:0:ffff:4e1e:80e6
78.30.128.231 0:0:0:0:0:ffff:4e1e:80e7
78.30.128.232 0:0:0:0:0:ffff:4e1e:80e8
78.30.128.233 0:0:0:0:0:ffff:4e1e:80e9
78.30.128.234 0:0:0:0:0:ffff:4e1e:80ea
78.30.128.235 0:0:0:0:0:ffff:4e1e:80eb
78.30.128.236 0:0:0:0:0:ffff:4e1e:80ec
78.30.128.237 0:0:0:0:0:ffff:4e1e:80ed
78.30.128.238 0:0:0:0:0:ffff:4e1e:80ee
78.30.128.239 0:0:0:0:0:ffff:4e1e:80ef
78.30.128.240 0:0:0:0:0:ffff:4e1e:80f0
78.30.128.241 0:0:0:0:0:ffff:4e1e:80f1
78.30.128.242 0:0:0:0:0:ffff:4e1e:80f2
78.30.128.243 0:0:0:0:0:ffff:4e1e:80f3
78.30.128.244 0:0:0:0:0:ffff:4e1e:80f4
78.30.128.245 0:0:0:0:0:ffff:4e1e:80f5
78.30.128.246 0:0:0:0:0:ffff:4e1e:80f6
78.30.128.247 0:0:0:0:0:ffff:4e1e:80f7
78.30.128.248 0:0:0:0:0:ffff:4e1e:80f8
78.30.128.249 0:0:0:0:0:ffff:4e1e:80f9
78.30.128.250 0:0:0:0:0:ffff:4e1e:80fa
78.30.128.251 0:0:0:0:0:ffff:4e1e:80fb
78.30.128.252 0:0:0:0:0:ffff:4e1e:80fc
78.30.128.253 0:0:0:0:0:ffff:4e1e:80fd
78.30.128.254 0:0:0:0:0:ffff:4e1e:80fe
78.30.128.255 0:0:0:0:0:ffff:4e1e:80ff


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.