I have read and followed the "Reporting Problems" section on the Contact page and am providing the following details for this report based on the list of items stated there: Hello, my name is Andreas Sundstrom (ASF1-SIXXS) sunkan@zappa.cx I cannot reach most of the hosts I normally can connect to. But it works to sixxs.net see below: sunkan@sunkan:~$ tracepath6 www.sunet.se 1?: [LOCALHOST] pmtu 1500 1: xenfw2.zappa.cx 1.893ms 2: xenfw1.zappa.cx 0.935ms 3: xenfw1.zappa.cx asymm 2 0.917ms pmtu 1472 3: alva.zappa.cx 38.244ms 4: gw-255.sto-01.se.sixxs.net 57.165ms 5: ge1-sto.cr1.hy-sto.se.p80.net 54.299ms 6: 2001:16d8:2::86 asymm 5 58.362ms 7: no reply 8: no reply 9: no reply 10: no reply sunkan@sunkan:~$ tracepath6 ftp.se.debian.org 1?: [LOCALHOST] pmtu 1500 1: xenfw2.zappa.cx 0.812ms 2: xenfw1.zappa.cx 0.985ms 3: xenfw1.zappa.cx asymm 2 0.925ms pmtu 1472 3: alva.zappa.cx 37.727ms 4: gw-255.sto-01.se.sixxs.net 52.794ms 5: ge1-sto.cr1.hy-sto.se.p80.net 53.291ms 6: 2001:16d8:2::86 asymm 5 54.741ms 7: no reply 8: no reply 9: no reply sunkan@sunkan:~$ tracepath6 www.kame.net 1?: [LOCALHOST] pmtu 1500 1: xenfw2.zappa.cx 0.824ms 2: xenfw1.zappa.cx 0.966ms 3: xenfw1.zappa.cx asymm 2 0.949ms pmtu 1472 3: alva.zappa.cx 38.807ms 4: gw-255.sto-01.se.sixxs.net 53.053ms 5: ge1-sto.cr1.hy-sto.se.p80.net 81.508ms 6: 2001:16d8:2::86 asymm 5 76.411ms 7: no reply 8: no reply sunkan@sunkan:~$ tracepath6 www.sixxs.net 1?: [LOCALHOST] pmtu 1500 1: xenfw2.zappa.cx 1.371ms 2: xenfw1.zappa.cx 0.962ms 3: xenfw1.zappa.cx asymm 2 1.093ms pmtu 1472 3: alva.zappa.cx 80.607ms 4: gw-255.sto-01.se.sixxs.net 64.182ms 5: ge1-sto.cr1.hy-sto.se.p80.net 54.390ms 6: 2001:16d8:2::86 asymm 5 55.156ms 7: 2001:450:2002:17::1 56.185ms 8: eth10-0-0.xr1.ams1.gblx.net 73.077ms 9: ams-ix.ipv6.concepts.nl 88.238ms 10: 2001:838:0:10::2 82.792ms 11: noc.sixxs.net asymm 10 82.796ms reached Resume: pmtu 1472 hops 11 back 10 It seems 2001:16d8:2::86 is the culprit. I'm not sure but I think it has been this way for a few days now. Let me know if I can be of any help to troubleshoot this issue. Thanks /Andreas