diff --git a/http-api/src/main/java/net/runelite/http/api/worlds/World.java b/http-api/src/main/java/net/runelite/http/api/worlds/World.java
index aa38a8c4c8..6f56d6d916 100644
--- a/http-api/src/main/java/net/runelite/http/api/worlds/World.java
+++ b/http-api/src/main/java/net/runelite/http/api/worlds/World.java
@@ -24,10 +24,12 @@
  */
 package net.runelite.http.api.worlds;
 
+import java.util.EnumSet;
+
 public class World
 {
 	private int id;
-	private int mask;
+	private EnumSet<WorldType> types;
 	private String address;
 	private String activity;
 	private int location;
@@ -36,7 +38,7 @@ public class World
 	@Override
 	public String toString()
 	{
-		return "World{" + "id=" + id + ", mask=" + mask + ", address=" + address + ", activity=" + activity + ", location=" + location + ", players=" + players + '}';
+		return "World{" + "id=" + id + ", types=" + types + ", address=" + address + ", activity=" + activity + ", location=" + location + ", players=" + players + '}';
 	}
 
 	public int getId()
@@ -49,14 +51,14 @@ public class World
 		this.id = id;
 	}
 
-	public int getMask()
+	public EnumSet<WorldType> getTypes()
 	{
-		return mask;
+		return types;
 	}
 
-	public void setMask(int mask)
+	public void setTypes(EnumSet<WorldType> types)
 	{
-		this.mask = mask;
+		this.types = types;
 	}
 
 	public String getAddress()
diff --git a/http-api/src/main/java/net/runelite/http/api/worlds/WorldType.java b/http-api/src/main/java/net/runelite/http/api/worlds/WorldType.java
new file mode 100644
index 0000000000..3b9c9a139b
--- /dev/null
+++ b/http-api/src/main/java/net/runelite/http/api/worlds/WorldType.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2018, UniquePassive <https://github.com/uniquepassive>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.runelite.http.api.worlds;
+
+public enum WorldType
+{
+	MEMBERS,
+	PVP,
+	BOUNTY,
+	SKILL_TOTAL,
+	PVP_HIGH_RISK,
+	LAST_MAN_STANDING,
+	DEADMAN,
+	SEASONAL_DEADMAN
+}
diff --git a/http-service/src/main/java/net/runelite/http/service/worlds/ServiceWorldType.java b/http-service/src/main/java/net/runelite/http/service/worlds/ServiceWorldType.java
new file mode 100644
index 0000000000..52d0486926
--- /dev/null
+++ b/http-service/src/main/java/net/runelite/http/service/worlds/ServiceWorldType.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2018, UniquePassive <https://github.com/uniquepassive>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.runelite.http.service.worlds;
+
+import net.runelite.http.api.worlds.WorldType;
+
+enum ServiceWorldType
+{
+	MEMBERS(WorldType.MEMBERS, 1),
+	PVP(WorldType.PVP, 1 << 2),
+	BOUNTY(WorldType.BOUNTY, 1 << 5),
+	SKILL_TOTAL(WorldType.SKILL_TOTAL, 1 << 7),
+	PVP_HIGH_RISK(WorldType.PVP_HIGH_RISK, 1 << 10),
+	LAST_MAN_STANDING(WorldType.LAST_MAN_STANDING, 1 << 14),
+	DEADMAN(WorldType.DEADMAN, 1 << 29),
+	SEASONAL_DEADMAN(WorldType.SEASONAL_DEADMAN, 1 << 30);
+
+	private final WorldType apiType;
+	private final int mask;
+
+	private ServiceWorldType(WorldType apiType, int mask)
+	{
+		this.apiType = apiType;
+		this.mask = mask;
+	}
+
+	public WorldType getApiType()
+	{
+		return apiType;
+	}
+
+	public int getMask()
+	{
+		return mask;
+	}
+}
diff --git a/http-service/src/main/java/net/runelite/http/service/worlds/WorldsService.java b/http-service/src/main/java/net/runelite/http/service/worlds/WorldsService.java
index e896357769..d44e6cf175 100644
--- a/http-service/src/main/java/net/runelite/http/service/worlds/WorldsService.java
+++ b/http-service/src/main/java/net/runelite/http/service/worlds/WorldsService.java
@@ -27,10 +27,12 @@ package net.runelite.http.service.worlds;
 import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
+import java.util.EnumSet;
 import java.util.List;
 import net.runelite.http.api.RuneliteAPI;
 import net.runelite.http.api.worlds.World;
 import net.runelite.http.api.worlds.WorldResult;
+import net.runelite.http.api.worlds.WorldType;
 import okhttp3.HttpUrl;
 import okhttp3.Request;
 import okhttp3.Response;
@@ -71,7 +73,7 @@ public class WorldsService
 		{
 			World world = new World();
 			world.setId(buf.getShort() & 0xFFFF);
-			world.setMask(buf.getInt());
+			world.setTypes(getTypes(buf.getInt()));
 			world.setAddress(readString(buf));
 			world.setActivity(readString(buf));
 			world.setLocation(buf.get() & 0xFF);
@@ -85,6 +87,21 @@ public class WorldsService
 		return result;
 	}
 
+	private static EnumSet<WorldType> getTypes(int mask)
+	{
+		EnumSet<WorldType> types = EnumSet.noneOf(WorldType.class);
+
+		for (ServiceWorldType type : ServiceWorldType.values())
+		{
+			if ((mask & type.getMask()) != 0)
+			{
+				types.add(type.getApiType());
+			}
+		}
+
+		return types;
+	}
+
 	private static String readString(ByteBuffer buf)
 	{
 		byte b;
diff --git a/http-service/src/test/java/net/runelite/http/service/worlds/WorldsServiceTest.java b/http-service/src/test/java/net/runelite/http/service/worlds/WorldsServiceTest.java
index 8942e54958..d6cbc0f6fb 100644
--- a/http-service/src/test/java/net/runelite/http/service/worlds/WorldsServiceTest.java
+++ b/http-service/src/test/java/net/runelite/http/service/worlds/WorldsServiceTest.java
@@ -26,18 +26,23 @@ package net.runelite.http.service.worlds;
 
 import java.io.IOException;
 import java.io.InputStream;
+import net.runelite.http.api.worlds.World;
 import net.runelite.http.api.worlds.WorldResult;
+import net.runelite.http.api.worlds.WorldType;
 import okhttp3.mockwebserver.MockResponse;
 import okhttp3.mockwebserver.MockWebServer;
 import okio.Buffer;
 import org.junit.After;
-import org.junit.Assert;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 import org.junit.Before;
 import org.junit.Test;
 import org.sql2o.tools.IOUtils;
 
 public class WorldsServiceTest
 {
+
 	private final MockWebServer server = new MockWebServer();
 
 	@Before
@@ -67,7 +72,11 @@ public class WorldsServiceTest
 		worlds.setUrl(server.url("/"));
 
 		WorldResult worldResult = worlds.listWorlds();
-		Assert.assertEquals(82, worldResult.getWorlds().size());
+		assertEquals(82, worldResult.getWorlds().size());
+
+		World world = worldResult.findWorld(385);
+		assertNotNull(world);
+		assertTrue(world.getTypes().contains(WorldType.SKILL_TOTAL));
 	}
 
 }