This was just posted on [[en:Wikepedia:Village Pump (technical)]]:
<start message>
Hi,
I am the admin for an ISP and we are now deploying IPv6 to some customers
bits.wikimedia.org is failing over IPv6 from the the range 2a02:3d8::/32
the routing is broken upstream of our primary IPv6 provider between
tele2.net and wikimedia so it may also be affecting other ip6 address ranges
[[bminish@redbox ~]$ tracepath6 bits.wikimedia.org
1?: [LOCALHOST] 0.017ms pmtu 1500
1: gw6.mayo.lan 0.178ms
1: gw6.mayo.lan 0.146ms
2: 2a02:3d8:1:ffff::1:1 0.757ms
3: brendan1-brendan2.westnet.ie 0.983ms
4: isl-kw-brendan1.westnet.ie 1.766ms
5: 2a02:3d8:ffff:104::1 2.549ms
6: ktm12-kw.westnet.ie 4.917ms
7: piglet-eth2v3006.westnet.ie 5.308ms
8: mole-ge2.westnet.ie 12.328ms
9: 2001:978:2:60::3:1 11.503ms
10: te3-7.ccr01.dub01.atlas.cogentco.com 27.049ms asymm 17
11: te1-4.ccr01.man01.atlas.cogentco.com 26.786ms asymm 17
12: te1-6.ccr02.lhr01.atlas.cogentco.com 26.927ms asymm 17
13: 2001:978::112 27.599ms asymm 17
14: peer-as174.cbv.tele2.net 27.216ms
15: cbv-core-2.gigabiteth4-4.tele2.net 29.172ms
16: cbv-core-3.tengige0-0-0-0.tele2.net 35.459ms !N
Resume: pmtu 1500
<end message>
The message was unsigned, but posted from 2A01:7B8:2000:A6:0:0:0:10.
--
Erwin Dokter
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