<p dir="ltr">And whoops there were other lists cc'd in..</p>
<p dir="ltr">sent from Android </p>
<div class="gmail_quote">On 19 Jun 2016 11:37 am, "Joshua D'Alton" <<a href="mailto:joshua@railgun.com.au">joshua@railgun.com.au</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p dir="ltr">I do, useful to see who is causing route churning and such.</p>
<p dir="ltr">sent from Android </p>
<div class="gmail_quote">On 19 Jun 2016 7:22 am, "Geoff Huston" <<a href="mailto:gih@apnic.net" target="_blank">gih@apnic.net</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
> On 19 Jun 2016, at 6:05 AM, Mikael Abrahamsson <<a href="mailto:swmike@swm.pp.se" target="_blank">swmike@swm.pp.se</a>> wrote:<br>
><br>
> On Fri, 17 Jun 2016, <a href="mailto:cidr-report@potaroo.net" target="_blank">cidr-report@potaroo.net</a> wrote:<br>
><br>
>><br>
>> TOP 20 Unstable Prefixes<br>
>> Rank Prefix Upds % Origin AS -- AS Name<br>
>> 1 - <a href="http://202.65.32.0/21" rel="noreferrer" target="_blank">202.65.32.0/21</a> 28086 0.8% AS10131 -- CKTELECOM-CK-AP Telecom Cook Islands, CK<br>
>> 2 - <a href="http://110.170.17.0/24" rel="noreferrer" target="_blank">110.170.17.0/24</a> 21868 0.7% AS134438 -- AIRAAIFUL-AS-AP Aira & Aiful Public Company Limited, TH<br>
>> 3 - <a href="http://123.231.192.0/24" rel="noreferrer" target="_blank">123.231.192.0/24</a> 21562 0.7% AS133841 -- IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID<br>
>> 4 - <a href="http://93.181.192.0/19" rel="noreferrer" target="_blank">93.181.192.0/19</a> 20895 0.6% AS13118 -- ASN-YARTELECOM Verhnevolzhsky branch, RU<br>
>> 5 - <a href="http://123.231.206.0/24" rel="noreferrer" target="_blank">123.231.206.0/24</a> 19170 0.6% AS133841 -- IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID<br>
>> 6 - <a href="http://123.231.193.0/24" rel="noreferrer" target="_blank">123.231.193.0/24</a> 19082 0.6% AS133841 -- IDOLA-BROADBAND-AS-ID INDONESIA BROADBAND ACCESS - ANYWHERE, ID<br>
>> 7 - <a href="http://195.128.159.0/24" rel="noreferrer" target="_blank">195.128.159.0/24</a> 15455 0.5% AS56636 -- ASVEDARU , RU<br>
>> 8 - <a href="http://192.254.88.0/24" rel="noreferrer" target="_blank">192.254.88.0/24</a> 15452 0.5% AS21859 -- ZNET - Zenlayer Inc, US<br>
>> 9 - <a href="http://185.11.121.0/24" rel="noreferrer" target="_blank">185.11.121.0/24</a> 14957 0.5% AS202105 -- DSP-AS , SA<br>
><br>
> Everyone of these prefixes have managed to average one update per 40 seconds during a week, or worse. How is that even possible? Yes, I know we don't generally have dampening anymore, but geez, that's a lot of updates.<br>
><br>
<br>
In the case of Cook Islands Telecom the problem is not directly with them - its their one-up upstream Spark NZ (AS4648) who appears to be flicking this route across a number of transit upstreams (<a href="http://bgpupdates.potaroo.net/cgi-bin/per-prefix?prefix=202.65.32.0.21" rel="noreferrer" target="_blank">http://bgpupdates.potaroo.net/cgi-bin/per-prefix?prefix=202.65.32.0.21</a>)<br>
<br>
Geoff<br>
<br>
<br>
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