> Why does Facebook spoof the source IP address
> of the hop before this server? They spoof the
> source IP address that is performing the traceroute.
It's a known bug; apologies. I've asked again that we rollout the fix.
--
dsp
On Thu, Mar 10, 2016 at 9:35 AM, Christopher Morrow
wrote:
> unclear, that traceroute was from someplace I don't own the network for...
> from another place I do though...
>
> 5 ae0.dr07.ash2.tfbnw.net (31.13.26.233) 4 ms
> ae0.dr05.ash3.tfbnw.net (31.13.29.21) 4 ms ae0.dr08.ash2.tfbnw.net
>
On Wed, Mar 9, 2016 at 11:22 PM, Sam Norris wrote:
>> maybe their loadbalancer is a little wonky? (I don't see this in
>> traceroutes from a few places, but I also don't end up at IAD for
>> 'www.facebook.com' traceroutes... here's my last 4 hops though to the
>> dest-ip you had:
>>
>> .13.28.75)
> maybe their loadbalancer is a little wonky? (I don't see this in
> traceroutes from a few places, but I also don't end up at IAD for
> 'www.facebook.com' traceroutes... here's my last 4 hops though to the
> dest-ip you had:
>
> .13.28.75) 0.597 ms ae0.dr08.ash2.tfbnw.net (31.13.26.235) 0.576 m
On 03/09/2016 10:53 PM, Sam Norris wrote:
Why does Facebook spoof the source IP address of the hop before this server?
They spoof the source IP address that is performing the traceroute.
...
(31.13.28.207) 67.846 ms ae12.dr08.ash3.tfbnw.net (31.13.29.191) 68.629 ms
12 * * *
13 * * *
14 8.2
On Wed, Mar 9, 2016 at 10:53 PM, Sam Norris wrote:
> Why does Facebook spoof the source IP address of the hop before this server?
> They spoof the source IP address that is performing the traceroute.
>
> 66.220.156.68
>
> ---
> 7 FACEBOOK-IN.ear1.Atlanta2.Level3.net (4.16.185.58) 51.736 ms 51.
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