diff --git a/source/de/anomic/crawler/Balancer.java b/source/de/anomic/crawler/Balancer.java
index 8454bdebc..52ae85e4d 100644
--- a/source/de/anomic/crawler/Balancer.java
+++ b/source/de/anomic/crawler/Balancer.java
@@ -451,16 +451,16 @@ public class Balancer {
             // this is only to protection against the worst case, where the crawler could
             // behave in a DoS-manner
             Log.logInfo("BALANCER", "forcing crawl-delay of " + sleeptime + " milliseconds for " + crawlEntry.url().getHost() + ": " + Latency.waitingRemainingExplain(crawlEntry.url(), minimumLocalDelta, minimumGlobalDelta) + ", top.size() = " + top.size() + ", delayed.size() = " + delayed.size() + ", domainStacks.size() = " + domainStacks.size() + ", domainStacksInitSize = " + this.domStackInitSize);
-            long loops = sleeptime / 3000;
-            long rest = sleeptime % 3000;
+            long loops = sleeptime / 1000;
+            long rest = sleeptime % 1000;
             if (loops < 2) {
-            	rest = rest + 3000 * loops;
+            	rest = rest + 1000 * loops;
             	loops = 0;
             }
-            if (rest > 0) {try {synchronized(this) { this.wait(rest); }} catch (final InterruptedException e) {}}
+            if (rest > 0) {try {this.wait(rest); } catch (final InterruptedException e) {}}
             for (int i = 0; i < loops; i++) {
             	Log.logInfo("BALANCER", "waiting for " + crawlEntry.url().getHost() + ": " + ((loops - i) * 3) + " seconds remaining...");
-                try {synchronized(this) { this.wait(3000); }} catch (final InterruptedException e) {}
+                try {this.wait(1000); } catch (final InterruptedException e) {}
             }
         }
         this.ddc.remove(crawlEntry.url().hash());
diff --git a/source/net/yacy/cora/protocol/Domains.java b/source/net/yacy/cora/protocol/Domains.java
index 599b6ee35..1734a61ad 100644
--- a/source/net/yacy/cora/protocol/Domains.java
+++ b/source/net/yacy/cora/protocol/Domains.java
@@ -532,9 +532,11 @@ public class Domains {
         return null;
     }
     
+    private final static Pattern dotPattern = Pattern.compile("\\.");
+    
     private static final InetAddress parseInetAddress(final String ip) {
         if (ip == null || ip.length() < 8) return null;
-        final String[] ips = ip.split("\\.");
+        final String[] ips = dotPattern.split(ip);
         if (ips.length != 4) return null;
         final byte[] ipb = new byte[4];
         try {
diff --git a/source/net/yacy/kelondro/logging/ThreadDump.java b/source/net/yacy/kelondro/logging/ThreadDump.java
index 33b1d6aa5..81755cb8c 100644
--- a/source/net/yacy/kelondro/logging/ThreadDump.java
+++ b/source/net/yacy/kelondro/logging/ThreadDump.java
@@ -47,7 +47,7 @@ public class ThreadDump extends HashMap<ThreadDump.StackTrace, List<String>> imp
 
     private static final long serialVersionUID = -5587850671040354397L;
 
-    private static final String multiDumpFilter = ".*((java.net.DatagramSocket.receive)|(java.lang.Thread.getAllStackTraces)|(java.net.SocketInputStream.read)|(java.net.ServerSocket.accept)).*";
+    private static final String multiDumpFilter = ".*((java.net.DatagramSocket.receive)|(java.lang.Thread.getAllStackTraces)|(java.net.SocketInputStream.read)|(java.net.ServerSocket.accept)|(java.net.Socket.connect)).*";
     private static final Pattern multiDumpFilterPattern = Pattern.compile(multiDumpFilter);
     
     public static class StackTrace {