diff --git a/core-java-modules/core-java-networking-5/pom.xml b/core-java-modules/core-java-networking-5/pom.xml
index 5297bfb6bd22..f31aadd8b25e 100644
--- a/core-java-modules/core-java-networking-5/pom.xml
+++ b/core-java-modules/core-java-networking-5/pom.xml
@@ -62,6 +62,11 @@
             <artifactId>jakarta.mail</artifactId>
             <version>${jakarta.mail.version}</version>
         </dependency>
+        <dependency>
+            <groupId>commons-net</groupId>
+            <artifactId>commons-net</artifactId>
+            <version>3.8.0</version>
+        </dependency>
     </dependencies>
 
     <properties>
@@ -74,4 +79,4 @@
         <jakarta.mail.version>2.0.1</jakarta.mail.version>
     </properties>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/core-java-modules/core-java-networking-5/src/test/java/com/baeldung/ipaddresses/SubnetScannerUnitTest.java b/core-java-modules/core-java-networking-5/src/test/java/com/baeldung/ipaddresses/SubnetScannerUnitTest.java
new file mode 100644
index 000000000000..3256d65e73ad
--- /dev/null
+++ b/core-java-modules/core-java-networking-5/src/test/java/com/baeldung/ipaddresses/SubnetScannerUnitTest.java
@@ -0,0 +1,62 @@
+package com.baeldung.ipaddresses;
+
+import org.apache.commons.net.util.SubnetUtils;
+import org.junit.jupiter.api.Test;
+
+import java.net.InetAddress;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.IntStream;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+
+public class SubnetScannerUnitTest {
+    String subnet = "192.168.1.0";
+
+    @Test
+    public void givenSubnet_whenScanningForDevices_thenReturnConnectedIPs() throws Exception {
+        List<String> connectedIPs = new ArrayList<>();
+
+        for (int i = 1; i <= 254; i++) {
+            String ip = subnet.substring(0, subnet.lastIndexOf('.')) + "." + i;
+            if (InetAddress.getByName(ip).isReachable(2000)) {
+                connectedIPs.add(ip);
+            }
+        }
+
+        assertFalse(connectedIPs.isEmpty());
+    }
+
+    @Test
+    public void givenSubnet_whenUsingStream_thenReturnConnectedIPs() {
+        List<String> connectedIPs = IntStream.rangeClosed(1, 254)
+                .mapToObj(i -> subnet.substring(0, subnet.lastIndexOf('.')) + "." + i)
+                .filter(ip -> {
+                    try {
+                        return InetAddress.getByName(ip).isReachable(2000);
+                    } catch (Exception e) {
+                        return false;
+                    }
+                })
+                .toList();
+
+        assertFalse(connectedIPs.isEmpty());
+    }
+
+    @Test
+    public void givenSubnet_whenUsingApacheCommonsNet_thenReturnConnectedIPs() {
+        SubnetUtils utils = new SubnetUtils("192.168.1.0/24");
+        List<String> connectedIPs = Arrays.stream(utils.getInfo().getAllAddresses())
+                .filter(ip -> {
+                    try {
+                        return InetAddress.getByName(ip).isReachable(2000);
+                    } catch (Exception e) {
+                        return false;
+                    }
+                })
+                .toList();
+
+        assertFalse(connectedIPs.isEmpty());
+    }
+}