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
89.219.21.1 0:0:0:0:0:ffff:59db:1501
89.219.21.2 0:0:0:0:0:ffff:59db:1502
89.219.21.3 0:0:0:0:0:ffff:59db:1503
89.219.21.4 0:0:0:0:0:ffff:59db:1504
89.219.21.5 0:0:0:0:0:ffff:59db:1505
89.219.21.6 0:0:0:0:0:ffff:59db:1506
89.219.21.7 0:0:0:0:0:ffff:59db:1507
89.219.21.8 0:0:0:0:0:ffff:59db:1508
89.219.21.9 0:0:0:0:0:ffff:59db:1509
89.219.21.10 0:0:0:0:0:ffff:59db:150a
89.219.21.11 0:0:0:0:0:ffff:59db:150b
89.219.21.12 0:0:0:0:0:ffff:59db:150c
89.219.21.13 0:0:0:0:0:ffff:59db:150d
89.219.21.14 0:0:0:0:0:ffff:59db:150e
89.219.21.15 0:0:0:0:0:ffff:59db:150f
89.219.21.16 0:0:0:0:0:ffff:59db:1510
89.219.21.17 0:0:0:0:0:ffff:59db:1511
89.219.21.18 0:0:0:0:0:ffff:59db:1512
89.219.21.19 0:0:0:0:0:ffff:59db:1513
89.219.21.20 0:0:0:0:0:ffff:59db:1514
89.219.21.21 0:0:0:0:0:ffff:59db:1515
89.219.21.22 0:0:0:0:0:ffff:59db:1516
89.219.21.23 0:0:0:0:0:ffff:59db:1517
89.219.21.24 0:0:0:0:0:ffff:59db:1518
89.219.21.25 0:0:0:0:0:ffff:59db:1519
89.219.21.26 0:0:0:0:0:ffff:59db:151a
89.219.21.27 0:0:0:0:0:ffff:59db:151b
89.219.21.28 0:0:0:0:0:ffff:59db:151c
89.219.21.29 0:0:0:0:0:ffff:59db:151d
89.219.21.30 0:0:0:0:0:ffff:59db:151e
89.219.21.31 0:0:0:0:0:ffff:59db:151f
89.219.21.32 0:0:0:0:0:ffff:59db:1520
89.219.21.33 0:0:0:0:0:ffff:59db:1521
89.219.21.34 0:0:0:0:0:ffff:59db:1522
89.219.21.35 0:0:0:0:0:ffff:59db:1523
89.219.21.36 0:0:0:0:0:ffff:59db:1524
89.219.21.37 0:0:0:0:0:ffff:59db:1525
89.219.21.38 0:0:0:0:0:ffff:59db:1526
89.219.21.39 0:0:0:0:0:ffff:59db:1527
89.219.21.40 0:0:0:0:0:ffff:59db:1528
89.219.21.41 0:0:0:0:0:ffff:59db:1529
89.219.21.42 0:0:0:0:0:ffff:59db:152a
89.219.21.43 0:0:0:0:0:ffff:59db:152b
89.219.21.44 0:0:0:0:0:ffff:59db:152c
89.219.21.45 0:0:0:0:0:ffff:59db:152d
89.219.21.46 0:0:0:0:0:ffff:59db:152e
89.219.21.47 0:0:0:0:0:ffff:59db:152f
89.219.21.48 0:0:0:0:0:ffff:59db:1530
89.219.21.49 0:0:0:0:0:ffff:59db:1531
89.219.21.50 0:0:0:0:0:ffff:59db:1532
89.219.21.51 0:0:0:0:0:ffff:59db:1533
89.219.21.52 0:0:0:0:0:ffff:59db:1534
89.219.21.53 0:0:0:0:0:ffff:59db:1535
89.219.21.54 0:0:0:0:0:ffff:59db:1536
89.219.21.55 0:0:0:0:0:ffff:59db:1537
89.219.21.56 0:0:0:0:0:ffff:59db:1538
89.219.21.57 0:0:0:0:0:ffff:59db:1539
89.219.21.58 0:0:0:0:0:ffff:59db:153a
89.219.21.59 0:0:0:0:0:ffff:59db:153b
89.219.21.60 0:0:0:0:0:ffff:59db:153c


89.219.21.61 0:0:0:0:0:ffff:59db:153d
89.219.21.62 0:0:0:0:0:ffff:59db:153e
89.219.21.63 0:0:0:0:0:ffff:59db:153f
89.219.21.64 0:0:0:0:0:ffff:59db:1540
89.219.21.65 0:0:0:0:0:ffff:59db:1541
89.219.21.66 0:0:0:0:0:ffff:59db:1542
89.219.21.67 0:0:0:0:0:ffff:59db:1543
89.219.21.68 0:0:0:0:0:ffff:59db:1544
89.219.21.69 0:0:0:0:0:ffff:59db:1545
89.219.21.70 0:0:0:0:0:ffff:59db:1546
89.219.21.71 0:0:0:0:0:ffff:59db:1547
89.219.21.72 0:0:0:0:0:ffff:59db:1548
89.219.21.73 0:0:0:0:0:ffff:59db:1549
89.219.21.74 0:0:0:0:0:ffff:59db:154a
89.219.21.75 0:0:0:0:0:ffff:59db:154b
89.219.21.76 0:0:0:0:0:ffff:59db:154c
89.219.21.77 0:0:0:0:0:ffff:59db:154d
89.219.21.78 0:0:0:0:0:ffff:59db:154e
89.219.21.79 0:0:0:0:0:ffff:59db:154f
89.219.21.80 0:0:0:0:0:ffff:59db:1550
89.219.21.81 0:0:0:0:0:ffff:59db:1551
89.219.21.82 0:0:0:0:0:ffff:59db:1552
89.219.21.83 0:0:0:0:0:ffff:59db:1553
89.219.21.84 0:0:0:0:0:ffff:59db:1554
89.219.21.85 0:0:0:0:0:ffff:59db:1555
89.219.21.86 0:0:0:0:0:ffff:59db:1556
89.219.21.87 0:0:0:0:0:ffff:59db:1557
89.219.21.88 0:0:0:0:0:ffff:59db:1558
89.219.21.89 0:0:0:0:0:ffff:59db:1559
89.219.21.90 0:0:0:0:0:ffff:59db:155a
89.219.21.91 0:0:0:0:0:ffff:59db:155b
89.219.21.92 0:0:0:0:0:ffff:59db:155c
89.219.21.93 0:0:0:0:0:ffff:59db:155d
89.219.21.94 0:0:0:0:0:ffff:59db:155e
89.219.21.95 0:0:0:0:0:ffff:59db:155f
89.219.21.96 0:0:0:0:0:ffff:59db:1560
89.219.21.97 0:0:0:0:0:ffff:59db:1561
89.219.21.98 0:0:0:0:0:ffff:59db:1562
89.219.21.99 0:0:0:0:0:ffff:59db:1563
89.219.21.100 0:0:0:0:0:ffff:59db:1564
89.219.21.101 0:0:0:0:0:ffff:59db:1565
89.219.21.102 0:0:0:0:0:ffff:59db:1566
89.219.21.103 0:0:0:0:0:ffff:59db:1567
89.219.21.104 0:0:0:0:0:ffff:59db:1568
89.219.21.105 0:0:0:0:0:ffff:59db:1569
89.219.21.106 0:0:0:0:0:ffff:59db:156a
89.219.21.107 0:0:0:0:0:ffff:59db:156b
89.219.21.108 0:0:0:0:0:ffff:59db:156c
89.219.21.109 0:0:0:0:0:ffff:59db:156d
89.219.21.110 0:0:0:0:0:ffff:59db:156e
89.219.21.111 0:0:0:0:0:ffff:59db:156f
89.219.21.112 0:0:0:0:0:ffff:59db:1570
89.219.21.113 0:0:0:0:0:ffff:59db:1571
89.219.21.114 0:0:0:0:0:ffff:59db:1572
89.219.21.115 0:0:0:0:0:ffff:59db:1573
89.219.21.116 0:0:0:0:0:ffff:59db:1574
89.219.21.117 0:0:0:0:0:ffff:59db:1575
89.219.21.118 0:0:0:0:0:ffff:59db:1576
89.219.21.119 0:0:0:0:0:ffff:59db:1577
89.219.21.120 0:0:0:0:0:ffff:59db:1578


89.219.21.121 0:0:0:0:0:ffff:59db:1579
89.219.21.122 0:0:0:0:0:ffff:59db:157a
89.219.21.123 0:0:0:0:0:ffff:59db:157b
89.219.21.124 0:0:0:0:0:ffff:59db:157c
89.219.21.125 0:0:0:0:0:ffff:59db:157d
89.219.21.126 0:0:0:0:0:ffff:59db:157e
89.219.21.127 0:0:0:0:0:ffff:59db:157f
89.219.21.128 0:0:0:0:0:ffff:59db:1580
89.219.21.129 0:0:0:0:0:ffff:59db:1581
89.219.21.130 0:0:0:0:0:ffff:59db:1582
89.219.21.131 0:0:0:0:0:ffff:59db:1583
89.219.21.132 0:0:0:0:0:ffff:59db:1584
89.219.21.133 0:0:0:0:0:ffff:59db:1585
89.219.21.134 0:0:0:0:0:ffff:59db:1586
89.219.21.135 0:0:0:0:0:ffff:59db:1587
89.219.21.136 0:0:0:0:0:ffff:59db:1588
89.219.21.137 0:0:0:0:0:ffff:59db:1589
89.219.21.138 0:0:0:0:0:ffff:59db:158a
89.219.21.139 0:0:0:0:0:ffff:59db:158b
89.219.21.140 0:0:0:0:0:ffff:59db:158c
89.219.21.141 0:0:0:0:0:ffff:59db:158d
89.219.21.142 0:0:0:0:0:ffff:59db:158e
89.219.21.143 0:0:0:0:0:ffff:59db:158f
89.219.21.144 0:0:0:0:0:ffff:59db:1590
89.219.21.145 0:0:0:0:0:ffff:59db:1591
89.219.21.146 0:0:0:0:0:ffff:59db:1592
89.219.21.147 0:0:0:0:0:ffff:59db:1593
89.219.21.148 0:0:0:0:0:ffff:59db:1594
89.219.21.149 0:0:0:0:0:ffff:59db:1595
89.219.21.150 0:0:0:0:0:ffff:59db:1596
89.219.21.151 0:0:0:0:0:ffff:59db:1597
89.219.21.152 0:0:0:0:0:ffff:59db:1598
89.219.21.153 0:0:0:0:0:ffff:59db:1599
89.219.21.154 0:0:0:0:0:ffff:59db:159a
89.219.21.155 0:0:0:0:0:ffff:59db:159b
89.219.21.156 0:0:0:0:0:ffff:59db:159c
89.219.21.157 0:0:0:0:0:ffff:59db:159d
89.219.21.158 0:0:0:0:0:ffff:59db:159e
89.219.21.159 0:0:0:0:0:ffff:59db:159f
89.219.21.160 0:0:0:0:0:ffff:59db:15a0
89.219.21.161 0:0:0:0:0:ffff:59db:15a1
89.219.21.162 0:0:0:0:0:ffff:59db:15a2
89.219.21.163 0:0:0:0:0:ffff:59db:15a3
89.219.21.164 0:0:0:0:0:ffff:59db:15a4
89.219.21.165 0:0:0:0:0:ffff:59db:15a5
89.219.21.166 0:0:0:0:0:ffff:59db:15a6
89.219.21.167 0:0:0:0:0:ffff:59db:15a7
89.219.21.168 0:0:0:0:0:ffff:59db:15a8
89.219.21.169 0:0:0:0:0:ffff:59db:15a9
89.219.21.170 0:0:0:0:0:ffff:59db:15aa
89.219.21.171 0:0:0:0:0:ffff:59db:15ab
89.219.21.172 0:0:0:0:0:ffff:59db:15ac
89.219.21.173 0:0:0:0:0:ffff:59db:15ad
89.219.21.174 0:0:0:0:0:ffff:59db:15ae
89.219.21.175 0:0:0:0:0:ffff:59db:15af
89.219.21.176 0:0:0:0:0:ffff:59db:15b0
89.219.21.177 0:0:0:0:0:ffff:59db:15b1
89.219.21.178 0:0:0:0:0:ffff:59db:15b2
89.219.21.179 0:0:0:0:0:ffff:59db:15b3
89.219.21.180 0:0:0:0:0:ffff:59db:15b4


89.219.21.181 0:0:0:0:0:ffff:59db:15b5
89.219.21.182 0:0:0:0:0:ffff:59db:15b6
89.219.21.183 0:0:0:0:0:ffff:59db:15b7
89.219.21.184 0:0:0:0:0:ffff:59db:15b8
89.219.21.185 0:0:0:0:0:ffff:59db:15b9
89.219.21.186 0:0:0:0:0:ffff:59db:15ba
89.219.21.187 0:0:0:0:0:ffff:59db:15bb
89.219.21.188 0:0:0:0:0:ffff:59db:15bc
89.219.21.189 0:0:0:0:0:ffff:59db:15bd
89.219.21.190 0:0:0:0:0:ffff:59db:15be
89.219.21.191 0:0:0:0:0:ffff:59db:15bf
89.219.21.192 0:0:0:0:0:ffff:59db:15c0
89.219.21.193 0:0:0:0:0:ffff:59db:15c1
89.219.21.194 0:0:0:0:0:ffff:59db:15c2
89.219.21.195 0:0:0:0:0:ffff:59db:15c3
89.219.21.196 0:0:0:0:0:ffff:59db:15c4
89.219.21.197 0:0:0:0:0:ffff:59db:15c5
89.219.21.198 0:0:0:0:0:ffff:59db:15c6
89.219.21.199 0:0:0:0:0:ffff:59db:15c7
89.219.21.200 0:0:0:0:0:ffff:59db:15c8
89.219.21.201 0:0:0:0:0:ffff:59db:15c9
89.219.21.202 0:0:0:0:0:ffff:59db:15ca
89.219.21.203 0:0:0:0:0:ffff:59db:15cb
89.219.21.204 0:0:0:0:0:ffff:59db:15cc
89.219.21.205 0:0:0:0:0:ffff:59db:15cd
89.219.21.206 0:0:0:0:0:ffff:59db:15ce
89.219.21.207 0:0:0:0:0:ffff:59db:15cf
89.219.21.208 0:0:0:0:0:ffff:59db:15d0
89.219.21.209 0:0:0:0:0:ffff:59db:15d1
89.219.21.210 0:0:0:0:0:ffff:59db:15d2
89.219.21.211 0:0:0:0:0:ffff:59db:15d3
89.219.21.212 0:0:0:0:0:ffff:59db:15d4
89.219.21.213 0:0:0:0:0:ffff:59db:15d5
89.219.21.214 0:0:0:0:0:ffff:59db:15d6
89.219.21.215 0:0:0:0:0:ffff:59db:15d7
89.219.21.216 0:0:0:0:0:ffff:59db:15d8
89.219.21.217 0:0:0:0:0:ffff:59db:15d9
89.219.21.218 0:0:0:0:0:ffff:59db:15da
89.219.21.219 0:0:0:0:0:ffff:59db:15db
89.219.21.220 0:0:0:0:0:ffff:59db:15dc
89.219.21.221 0:0:0:0:0:ffff:59db:15dd
89.219.21.222 0:0:0:0:0:ffff:59db:15de
89.219.21.223 0:0:0:0:0:ffff:59db:15df
89.219.21.224 0:0:0:0:0:ffff:59db:15e0
89.219.21.225 0:0:0:0:0:ffff:59db:15e1
89.219.21.226 0:0:0:0:0:ffff:59db:15e2
89.219.21.227 0:0:0:0:0:ffff:59db:15e3
89.219.21.228 0:0:0:0:0:ffff:59db:15e4
89.219.21.229 0:0:0:0:0:ffff:59db:15e5
89.219.21.230 0:0:0:0:0:ffff:59db:15e6
89.219.21.231 0:0:0:0:0:ffff:59db:15e7
89.219.21.232 0:0:0:0:0:ffff:59db:15e8
89.219.21.233 0:0:0:0:0:ffff:59db:15e9
89.219.21.234 0:0:0:0:0:ffff:59db:15ea
89.219.21.235 0:0:0:0:0:ffff:59db:15eb
89.219.21.236 0:0:0:0:0:ffff:59db:15ec
89.219.21.237 0:0:0:0:0:ffff:59db:15ed
89.219.21.238 0:0:0:0:0:ffff:59db:15ee
89.219.21.239 0:0:0:0:0:ffff:59db:15ef
89.219.21.240 0:0:0:0:0:ffff:59db:15f0
89.219.21.241 0:0:0:0:0:ffff:59db:15f1
89.219.21.242 0:0:0:0:0:ffff:59db:15f2
89.219.21.243 0:0:0:0:0:ffff:59db:15f3
89.219.21.244 0:0:0:0:0:ffff:59db:15f4
89.219.21.245 0:0:0:0:0:ffff:59db:15f5
89.219.21.246 0:0:0:0:0:ffff:59db:15f6
89.219.21.247 0:0:0:0:0:ffff:59db:15f7
89.219.21.248 0:0:0:0:0:ffff:59db:15f8
89.219.21.249 0:0:0:0:0:ffff:59db:15f9
89.219.21.250 0:0:0:0:0:ffff:59db:15fa
89.219.21.251 0:0:0:0:0:ffff:59db:15fb
89.219.21.252 0:0:0:0:0:ffff:59db:15fc
89.219.21.253 0:0:0:0:0:ffff:59db:15fd
89.219.21.254 0:0:0:0:0:ffff:59db:15fe
89.219.21.255 0:0:0:0:0:ffff:59db:15ff


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.