My server is 75.109.100.205. I still need help though

---- Minecraft Crash Report ----
// Oops.

Time: 2/11/13 4:42 PM
Description: Exception in server tick loop

java.net.UnknownHostException: true
at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$1.lookupAllHostAddr(Unknown Source)
at java.net.InetAddress.getAddressesFromNameService(Unknown Source)
at java.net.InetAddress.getAllByName0(Unknown Source)
at java.net.InetAddress.getAllByName(Unknown Source)
at java.net.InetAddress.getAllByName(Unknown Source)
at java.net.InetAddress.getByName(Unknown Source)
at net.minecraft.server.v1_4_R1.DedicatedServer.init(DedicatedServer.java:84)
at net.minecraft.server.v1_4_R1.MinecraftServer.run(MinecraftServer.java:399)
at net.minecraft.server.v1_4_R1.ThreadServerApplication.run(SourceFile:849)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
Minecraft Version: 1.4.7
Operating System: Windows 7 (x86) version 6.1
Java Version: 1.7.0_13, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 10635360 bytes (10 MB) / 16252928 bytes (15 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 2 total; -Xincgc -Xmx1024M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: [net.minecraft.server.v1_4_R1.ICommandListener, IMojangStatistics, IDataManager, ...], [org.bukkit.World, BlockChangeDelegate, Server], [org.bukkit.block.BlockState], [org.bukkit.command.CommandSender, RemoteConsoleCommandSender], [org.bukkit.configuration.serialization.ConfigurationSerializable], [org.bukkit.craftbukkit.Main], [org.bukkit.craftbukkit.libs.jline.TerminalFactory, Terminal, Flavor, ...], [org.bukkit.craftbukkit.libs.jline.console.ConsoleReader, CursorBuffer, ConsoleKeys, ...], [org.bukkit.craftbukkit.libs.jline.console.completer.CompletionHandler, CandidateListCompletionHandler], [org.bukkit.craftbukkit.libs.jline.console.history.History, MemoryHistory], [org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader, Configuration, Log], [org.bukkit.craftbukkit.libs.joptsimple.OptionException, OptionParser, OptionSpec, ...], [org.bukkit.craftbukkit.libs.joptsimple.internal.AbbreviationMap, ReflectionException, Reflection, ...], [org.bukkit.craftbukkit.v1_4_R1.LoggerOutputStream], [org.bukkit.craftbukkit.v1_4_R1.inventory.CraftItemStack, CraftRecipe, CraftShapedRecipe, ...], [org.bukkit.craftbukkit.v1_4_R1.potion.CraftPotionEffectType], [org.bukkit.craftbukkit.v1_4_R1.util.Waitable, ServerShutdownThread, TerminalConsoleHandler, ...], [org.bukkit.entity.Entity], [org.bukkit.event.Event, Cancellable], [org.bukkit.event.block.BlockEvent, BlockFadeEvent, BlockGrowEvent, ...], [org.bukkit.event.entity.EntityEvent, EntityInteractEvent, EntityDamageEvent, ...], [org.bukkit.event.hanging.HangingEvent, HangingPlaceEvent], [org.bukkit.event.painting.PaintingEvent, PaintingPlaceEvent], [org.bukkit.event.player.PlayerEvent, PlayerInteractEvent, PlayerFishEvent], [org.bukkit.event.server.ServerEvent, MapInitializeEvent, ServerCommandEvent], [org.bukkit.event.world.WorldEvent, WorldSaveEvent, WorldInitEvent, ...], [org.bukkit.inventory.ItemStack, Recipe, ShapedRecipe, ...], [org.bukkit.map.MapView], [org.bukkit.metadata.Metadatable], [org.bukkit.permissions.ServerOperator, Permissible], [org.bukkit.plugin.messaging.PluginMessageRecipient], [org.bukkit.potion.PotionEffectType, PotionEffectTypeWrapper], [org.fusesource.hawtjni.runtime.Library], [org.fusesource.jansi.AnsiOutputStream, WindowsAnsiOutputStream, AnsiConsole, ...], [org.fusesource.jansi.internal.Kernel32, CONSOLE_SCREEN_BUFFER_INFO, COORD, ...]
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
CraftBukkit Information:
Running:
Failed to handle CraftCrashReport:
java.lang.NullPointerException
at org.bukkit.Bukkit.getName(Bukkit.java:68)
at org.bukkit.craftbukkit.v1_4_R1.CraftCrashReport.call(CraftCrashReport.java:20)
at net.minecraft.server.v1_4_R1.CrashReportSystemDetails.a(SourceFile:74)
at net.minecraft.server.v1_4_R1.CrashReport.h(CrashReport.java:43)
at net.minecraft.server.v1_4_R1.CrashReport.(CrashReport.java:30)
at net.minecraft.server.v1_4_R1.MinecraftServer.run(MinecraftServer.java:444)
at net.minecraft.server.v1_4_R1.ThreadServerApplication.run(SourceFile:849)

Profiler Position: N/A (disabled)
Is Modded: Definitely; Server brand changed to 'craftbukkit'
Type: Dedicated Server (map_server.txt)