outlook.office365.com broken via IPv6

Christopher Palmer Christopher.Palmer at microsoft.com
Wed May 8 05:25:45 CEST 2013

Yeah it's a buggy load-balancer. A fix from the vendor is being tested as we speak.

-----Original Message-----
From: Nick Hilliard [mailto:nick at foobar.org] 
Sent: Tuesday, May 7, 2013 5:14 AM
To: ipv6-ops at lists.cluenet.de; Christopher Palmer
Subject: Re: outlook.office365.com broken via IPv6

On 30/04/2013 20:43, Daniel Roesen wrote:
> given that Christopher Palmer is on this list, I doubt NANOG ml would 
> be more helpful. CC'ing him for attention. :-)

Looks like there might be a broken load balancer in there somewhere.
Several of the addresses are returning periodic failures which fluctuate quickly between up and down:

> nmap -6 -sT -p 443 `host -t aaaa outlook.office365.com | grep address 
> | awk '{print $5}'`


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