Cloudflare (AS13335) broken - only on IPv6?

Ulf Volmer u.volmer at u-v.de
Tue Jan 29 19:47:29 CET 2019


On 29.01.19 16:32, ignatios at cs.uni-bonn.de wrote:
> On Thu, Jan 24, 2019 at 02:22:39PM +0100, ignatios at cs.uni-bonn.de wrote:
>> we've got reports that 
>>
>> - repo.anaconda.com (104.17.N.77, 2606:4700::ip.v4.adr.ess)
>>
>> (and later:
>> - www.zabbix.com (104.24.10[23].152, 2606:4700:30::6818:6[6]98)
>> - www.thunderbird.net (104.25.17[45].13, 2606:4700:20::6819:a[ef]0d)
> + www.weatheronline.co.uk (104.18.3[45].125 2606:4700:30::6812:2[23]7d)
> 
> Also, we (connected via AS680) are affected, while an AS8422 customer I 
> spoke to is not affected.
> 
> I was contacted pretty quickly by a CloudFlare engineer who asked for some
> debug information; they're investigating.

Hello Igniatos,

thanks for the update. I have tried a different system in the meantime
(AS24940) an still not see your issues.

I think you should try to ask someone from DFN on a different location
if the problem occurs with him too.

Best reagards
Ulf



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