[AusNOG] Vocus dropping traffic to Microsoft?

[Bradley Amm]

"Preliminary root cause: A transient external networking problem
intermittently prevented some Australian customers from being able to
access SharePoint online sites via the web"



On Mon, Jun 1, 2020 at 3:40 PM Mark Foster <blakjak at blakjak.net> wrote:

> I’ve seen OneDrive and SharePoint Service Alerts over the last several
> hours, and their Twitter feed tells a story.
>
>
>
> https://twitter.com/MSFT365Status
>
>
>
> And especially
> https://twitter.com/MSFT365Status/status/1267309279356186624
>
>
>
> Mark.
>
>
>
> *From:* AusNOG <ausnog-bounces at lists.ausnog.net> *On Behalf Of *Shane
> Fletcher
> *Sent:* Monday, 1 June 2020 5:58 pm
> *To:* Sean Agius <sagius at pingco.com.au>
> *Cc:* ausnog at lists.ausnog.net
> *Subject:* Re: [AusNOG] Vocus dropping traffic to Microsoft?
>
>
>
> I've had the same "Admin Notification" this afternoon, and also issues
> accessing Sharepoint at the same destination IP as Shane Clay has reported.
> My route to that IP goes via IX Australia, then Vocus.
>
>
>
> On Mon, Jun 1, 2020 at 3:25 PM Sean Agius <sagius at pingco.com.au> wrote:
>
> Just had reports of Outlook desktop clients providing "Admin
> Notifications", stating issues with Sharepoint Online and OneDrive for
> Business .. Most likely related to what you're experiencing and would
> indicate an issue greater than Vocus.
>
> Regards,
> Sean Agius
>
> ___
> From: AusNOG <ausnog-bounces at lists.ausnog.net> On Behalf Of Bradley Amm
> Sent: Monday, 1 June 2020 3:29 PM
> To: Shane Clay <shane at caznet.com.au>; ausnog at lists.ausnog.net
> Subject: Re: [AusNOG] Vocus dropping traffic to Microsoft?
>
> SharePoint is working on me superloop connection at home but borked on
> both of my Vocus connections are the office and P1
>
>
> ________________________________________
> From: AusNOG <mailto:ausnog-bounces at lists.ausnog.net> on behalf of Shane
> Clay <mailto:shane at caznet.com.au>
> Sent: Monday, June 1, 2020 11:52:32 AM
> To: mailto:ausnog at lists.ausnog.net <mailto:ausnog at lists.ausnog.net>
> Subject: Re: [AusNOG] Vocus dropping traffic to Microsoft?
>
> Not sure that's the case. Something is broken.
> Gone again for us and at least 1 other.
> Works from a TPG connection even though resolving to the same IP -
> 13.107.136.9
>
>
> BGP routing table entry for 13.107.136.0/24
> Paths: (1 available, best #1, table Default-IP-Routing-Table)
>   Not advertised to any peer
>   https://bgp.he.net/AS4826 https://bgp.he.net/AS8075
> https://bgp.he.net/AS8068
>
>
>
> TPG Connection:
> PS U:\> ping 13.107.136.9
> Pinging 13.107.136.9 with 32 bytes of data:
> Reply from 13.107.136.9: bytes=32 time=19ms TTL=119
>
>
> Vocus Looking Glass:
> traceroute to 103.107.136.9 (103.107.136.9), 30 hops max, 60 byte packets
>  1  175.45.91.193 (175.45.91.193)  0.502 ms  0.492 ms  0.359 ms
>  2  ten-2-2-0-101.bdr03.syd04.nsw.vocus.net.au (175.45.73.1)  0.996 ms
> 0.888 ms  0.914 ms
>  3  * * *
>  4  * * *
>  5  * * *
>  6  * * * ->  30  * * *
>
>
> Shane
>
>
>
> From: AusNOG <mailto:ausnog-bounces at lists.ausnog.net> On Behalf Of mailto:
> francisfides at mailup.net
> Sent: Monday, 1 June 2020 12:52 PM
> To: mailto:ausnog at lists.ausnog.net
> Subject: Re: [AusNOG] Vocus dropping traffic to Microsoft?
>
> Seems like they inserted a bad CNAME into the record for most tenants
> briefly. Looks like it's fixed now but the DNS caches are still catching up.
>
> --
>
>   mailto:francisfides at mailup.net
>
>
>
> On Mon, Jun 1, 2020, at 13:07, Shane Clay wrote:
> Scratch that. Seems to have come good just as I pressed send. Was broken
> for about 45 minutes.
> Did get some confirmation from another network that was seeing the same.
>
> Shane
>
>
> From: AusNOG <mailto:ausnog-bounces at lists.ausnog.net> On Behalf Of Shane
> Clay
> Sent: Monday, 1 June 2020 12:36 PM
> To: mailto:ausnog at ausnog.net
> Subject: [AusNOG] Vocus dropping traffic to Microsoft?
>
> Hi All
>
> Is anyone else seeing Vocus drop traffic to some Microsoft services
> starting about 40 mins ago? Specifically, Sharepoint Online.
>
> Example IP: 13.107.136.9
>
> Shane
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>
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-- 
Bradley Amm
0420 501 801
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