AS37468 (Angola Cables) - Route Leak?
Phil Lavin
phil.lavin at vonage.com
Thu May 25 12:36:18 UTC 2023
Thanks, Mark
> On 25 May 2023, at 13:34, Mark Tinka <mark at tinka.africa> wrote:
>
> I've reached out to some known folk at Angola Cables. Will let you know if I hear back.
>
> Mark.
>
> On 5/25/23 14:01, Phil Lavin via NANOG wrote:
>> Cross-posting from outages list:
>>
>> Hey Folks,
>>
>> Seeing massive packet loss on routes from AWS to Hetzner today. First was AWS USW2 -> Hetzner (e.g. 88.99.88.69).
>>
>> Traffic was transiting via AS37468 (Angola Cables) in Coresite IX.
>>
>> Now got loss from AWS apse1/apse2. Traffic transiting via AS37468 on Equinix IX.
>>
>> I e-mailed Hetzner NOC but they don’t seem entirely bothered, currently.
>>
>> My traceroute [v0.94]
>> jcasc-rtc01 (10.36.21.252) -> phil.lavin.me.uk <http://lavin.me.uk/> 2023-05-25T11:50:13+0000
>> Keys: Help Display mode Restart statistics Order of fields quit
>> Packets Pings
>> Host Loss% Snt Last Avg Best Wrst StDev
>> 1. ip-10-36-17-199.ap-southeast- 0.0% 18 0.1 0.6 0.1 7.7 1.8
>> 2. ec2-18-141-171-15.ap-southeas 0.0% 18 4.3 17.5 0.9 95.7 24.0
>> ec2-18-141-171-1.ap-southeast-1.compute.amazonaws.com <http://ec2-18-141-171-1.ap-southeast-1.compute.amazonaws.com/>
>> 3. (waiting for reply)
>> 4. (waiting for reply)
>> 5. (waiting for reply)
>> 6. (waiting for reply)
>> 7. (waiting for reply)
>> 8. 100.65.10.161 0.0% 17 0.6 1.4 0.3 9.6 2.4
>> 100.65.11.65
>> 9. 150.222.108.75 0.0% 17 2.1 3.0 1.0 13.1 3.3
>> 52.93.10.74
>> 10. 150.222.108.82 0.0% 17 2.2 2.4 1.3 10.2 2.1
>> 11. 52.93.11.115 0.0% 17 5.8 2.4 1.2 9.7 2.5
>> 52.93.10.185
>> 12. 37468-sg1-ix.equinix.com <http://37468-sg1-ix.equinix.com/> 68.8% 17 268.6 279.0 262.4 312.8 19.8
>> 13. 102.219.127.3 93.8% 17 420.0 420.0 420.0 420.0 0.0
>> 14. (waiting for reply)
>> 15. 195.66.227.209 62.5% 17 467.9 456.9 440.3 488.2 18.5
>> 16. core6.par.hetzner.com <http://core6.par.hetzner.com/> 75.0% 17 455.6 464.1 455.6 486.3 14.8
>> 17. core11.nbg1.hetzner.com <http://core11.nbg1.hetzner.com/> 75.0% 17 459.5 467.5 445.9 497.3 21.8
>> 18. core23.fsn1.hetzner.com <http://core23.fsn1.hetzner.com/> 68.8% 17 478.4 441.0 390.0 478.4 32.0
>> 19. ex9k1.dc1.fsn1.hetzner.com <http://ex9k1.dc1.fsn1.hetzner.com/> 87.5% 17 460.4 454.2 448.1 460.4 8.7
>> 20. vmh02.lavin.me.uk <http://vmh02.lavin.me.uk/> 75.0% 17 433.3 424.2 382.7 441.9 27.9
>> 21. (waiting for reply)
>> 22. http-lb-01.lavin.me.uk <http://http-lb-01.lavin.me.uk/> 75.0% 17 436.8 438.6 385.0 493.3 44.2
>>
>> I’ve been out of the BGP game for a few years now. Anybody have visibility of the extent of the leaks?
>>
>>
>> Phil
>>
>
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