--- /dev/null
+diff -up jwhois-4.0/example/jwhois.conf_old jwhois-4.0/example/jwhois.conf
+--- jwhois-4.0/example/jwhois.conf_old 2007-03-26 11:12:08.000000000 +0200
++++ jwhois-4.0/example/jwhois.conf 2008-10-13 14:43:48.000000000 +0200
+@@ -593,13 +593,12 @@ cidr6-blocks {
+ "2001:1600::/23" = "whois.ripe.net";
+ "2001:1800::/23" = "whois.arin.net";
+ "2001:1A00::/23" = "whois.ripe.net";
+- "2001:1C00::/23" = "whois.ripe.net";
+- "2001:1E00::/23" = "whois.ripe.net";
++ "2001:1C00::/22" = "whois.ripe.net";
+ "2001:2000::/20" = "whois.ripe.net";
+ "2001:3000::/21" = "whois.ripe.net";
+ "2001:3800::/22" = "whois.ripe.net";
+ "2001:4000::/23" = "whois.ripe.net";
+- "2001:4200::/23" = "whois.arin.net";
++ "2001:4200::/23" = "whois.afrinic.net";
+ "2001:4400::/23" = "whois.apnic.net";
+ "2001:4600::/23" = "whois.ripe.net";
+ "2001:4800::/23" = "whois.arin.net";
+@@ -612,21 +611,15 @@ cidr6-blocks {
+
+ "2003:0000::/18" = "whois.ripe.net";
+
+- "2400:0000::/19" = "whois.apnic.net";
+- "2400:2000::/19" = "whois.apnic.net";
+- "2400:4000::/21" = "whois.apnic.net";
+- "2404:0000::/23" = "whois.apnic.net";
+-
+- "2600:0000::/22" = "whois.arin.net";
+- "2604:0000::/22" = "whois.arin.net";
+- "2608:0000::/22" = "whois.arin.net";
+- "260C:0000::/22" = "whois.arin.net";
++ "2400:0000::/12" = "whois.apnic.net";
++
++ "2600:0000::/12" = "whois.arin.net";
+ "2610:0000::/23" = "whois.arin.net";
++ "2620:0000::/23" = "whois.arin.net";
+
+- "2800:0000::/23" = "whois.lacnic.net";
++ "2800:0000::/12" = "whois.lacnic.net";
+
+- "2A00:0000::/21" = "whois.ripe.net";
+- "2A01:0000::/16" = "whois.ripe.net";
++ "2C00:0000::/12" = "whois.afrinic.net";
+
+ #
+ # Experimental IPv6 network 6bone (RFC2471)