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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="mso-fareast-language:EN-US">Thanks for confirming. I’ve raised a ticket with HE on our circuit. I presume nobody has a contact at 10297?<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> Outages <outages-bounces@outages.org>
<b>On Behalf Of </b>Joseph B via Outages<br>
<b>Sent:</b> 24 April 2018 13:56<br>
<b>To:</b> outages@outages.org<br>
<b>Subject:</b> Re: [outages] Google 8.8.8.8 Resolution of Route53 domains<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">Tue Apr 24 11:05:41 UTC onwards one of Hurricane Electric's peers AS1<span class="s1">0297</span> started advertising the following subnets via HE.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">205.251.192.0<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">205.251.193.0<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">205.251.195.0<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">205.251.197.0<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">205.251.199.0<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">These are all Amazon subnets, usually originated as part of /23s and seemingly host a fair bit of AWS Route53.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">If you (or your DNS resolver) are a HE transit customer you will be impacted the most.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">Cheers,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif">Joseph<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Tue, Apr 24, 2018, at 9:50 PM, Phil Lavin via Outages wrote:<o:p></o:p></p>
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<span class="size">This doesn’t feel right, though I’ll admit I’ve never checked before. Our only route to ns-163.awsdns-20.com (205.251.192.163) is through HE:</span><o:p></o:p></p>
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<span class="font"><span style="font-family:"Courier New"">inet.0: 757581 destinations, 2107440 routes (757301 active, 0 holddown, 522 hidden)</span></span><o:p></o:p></p>
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<span class="font"><span style="font-family:"Courier New"">+ = Active Route, - = Last Active, * = Both</span></span><o:p></o:p></p>
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<span class="font"><span style="font-family:"Courier New"">205.251.192.0/24 *[BGP/170] 01:12:08, localpref 70</span></span><o:p></o:p></p>
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<span class="font"><span style="font-family:"Courier New""> AS path: 6939 10297 I, validation-state: unverified</span></span><o:p></o:p></p>
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<span class="font"><span style="font-family:"Courier New""> > to 216.66.90.21 via ge-1/0/5.0</span></span><o:p></o:p></p>
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<span class="size">AS10297 is eNET inc. Is this expected?</span><o:p></o:p></p>
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<span class="size"> </span><o:p></o:p></p>
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<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"><b><span lang="EN-US">From:</span></b></span><span class="size"><span lang="EN-US"> Outages <<a href="mailto:outages-bounces@outages.org">outages-bounces@outages.org</a>>
<b>On Behalf Of </b>Phil Lavin via Outages</span></span><span lang="EN-US"><br>
<span class="size"><b>Sent:</b> 24 April 2018 13:04</span><br>
<span class="size"><b>To:</b> <a href="mailto:outages@outages.org">outages@outages.org</a></span><br>
<span class="size"><b>Subject:</b> Re: [outages] Google 8.8.8.8 Resolution of Route53 domains</span></span><o:p></o:p></p>
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<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"> </span><o:p></o:p></p>
<p style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:12.0pt;margin-left:0cm">
<span class="size">Looks more specific to AWS than it does to Google+AWS. Can’t resolve against some of AWS’s NS directly:</span><o:p></o:p></p>
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<span class="size"><span style="font-size:10.0pt;font-family:"Courier New";color:black">phil@phil-debian:~$ dig cloudcall.com IN A @ns-163.awsdns-20.com</span></span><o:p></o:p></p>
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<span class="size"><span style="font-size:10.0pt;font-family:"Courier New";color:black">; <<>> DiG 9.10.3-P4-Debian <<>> cloudcall.com IN A @ns-163.awsdns-20.com</span></span><o:p></o:p></p>
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<span class="size"><span style="font-size:10.0pt;font-family:"Courier New";color:black">;; global options: +cmd</span></span><o:p></o:p></p>
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<span class="size"><span style="font-size:10.0pt;font-family:"Courier New";color:black">;; connection timed out; no servers could be reached</span></span><o:p></o:p></p>
<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"> </span><o:p></o:p></p>
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<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"><b><span lang="EN-US">From:</span></b></span><span class="size"><span lang="EN-US"> Outages <<a href="mailto:outages-bounces@outages.org"><span style="color:#0563C1">outages-bounces@outages.org</span></a>>
<b>On Behalf Of </b>Phil Lavin via Outages</span></span><span lang="EN-US"><br>
<span class="size"><b>Sent:</b> 24 April 2018 12:56</span><br>
<span class="size"><b>To:</b> <a href="mailto:outages@outages.org"><span style="color:#0563C1">outages@outages.org</span></a></span><br>
<span class="size"><b>Subject:</b> Re: [outages] Google 8.8.8.8 Resolution of Route53 domains</span></span><o:p></o:p></p>
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<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"> </span><o:p></o:p></p>
<p style="mso-margin-top-alt:0cm;margin-right:0cm;margin-bottom:12.0pt;margin-left:0cm">
<span class="size">Yeh. Still digging into it.</span><o:p></o:p></p>
<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"> </span><o:p></o:p></p>
<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"><b><span lang="EN-US">From:</span></b></span><span class="size"><span lang="EN-US"> Outages <<a href="mailto:outages-bounces@outages.org"><span style="color:#0563C1">outages-bounces@outages.org</span></a>>
<b>On Behalf Of </b>Zach Hanna via Outages</span></span><span lang="EN-US"><br>
<span class="size"><b>Sent:</b> 24 April 2018 12:54</span><br>
<span class="size"><b>To:</b> <a href="mailto:outages@outages.org"><span style="color:#0563C1">outages@outages.org</span></a></span><br>
<span class="size"><b>Subject:</b> [outages] Google 8.8.8.8 Resolution of Route53 domains</span></span><o:p></o:p></p>
<p style="margin:0cm;margin-bottom:.0001pt"><span class="size"> </span><o:p></o:p></p>
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<p style="margin:0cm;margin-bottom:.0001pt"><span class="size">Anyone else seeing SERVFAIL for route53-hosted domains trying to resolve with Google DNS?</span><o:p></o:p></p>
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<p class="MsoNormal"><u>_______________________________________________</u><o:p></o:p></p>
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<p class="MsoNormal">Outages mailing list<o:p></o:p></p>
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<p class="MsoNormal"><a href="mailto:Outages@outages.org"><span style="color:#0563C1">Outages@outages.org</span></a><o:p></o:p></p>
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<p class="MsoNormal"><a href="https://puck.nether.net/mailman/listinfo/outages"><span style="color:#0563C1">https://puck.nether.net/mailman/listinfo/outages</span></a><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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