<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'>Cogent != Cogeco<br><br><div><span name="x"></span><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><span style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; display: inline ! important; float: none;">-----</span><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><span style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px; display: inline ! important; float: none;">Mike Hammett</span><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><a href="http://www.ics-il.com/" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;">Intelligent Computing Solutions</a><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><a href="https://www.facebook.com/ICSIL" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;"></a><a href="https://plus.google.com/+IntelligentComputingSolutionsDeKalb" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/googleicon.png" style="border: 0pt none;"></a><a href="https://www.linkedin.com/company/intelligent-computing-solutions" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/linkedinicon.png" style="border: 0pt none;"></a><a href="https://twitter.com/ICSIL" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/twittericon.png" style="border: 0pt none;"></a><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><a href="http://www.midwest-ix.com/" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;">Midwest Internet Exchange</a><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><a href="https://www.facebook.com/mdwestix" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;"></a><a href="https://www.linkedin.com/company/midwest-internet-exchange" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/linkedinicon.png" style="border: 0pt none;"></a><a href="https://twitter.com/mdwestix" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/twittericon.png" style="border: 0pt none;"></a><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><a href="http://www.thebrotherswisp.com/" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;">The Brothers WISP</a><br style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><a href="https://www.facebook.com/thebrotherswisp" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/fbicon.png" style="border: 0pt none;"></a><a href="https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg" style="font-family: 'Times New Roman'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 1; word-spacing: 0px;"><img src="http://www.ics-il.com/images/youtubeicon.png" style="border: 0pt none;"></a><span name="x"></span><br></div><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"David Guo via NANOG" <nanog@nanog.org><br><b>To: </b>"Brian J. Murrell" <brian@interlinx.bc.ca>, nanog@nanog.org<br><b>Sent: </b>Thursday, December 20, 2018 11:39:00 AM<br><b>Subject: </b>RE: Facebook doesn't have a route to my ISP's (Cogeco) IPv6 space?<br><br>It's problem from Cogentco, they do not have IPv6 peer with HE.net and Google<br><br>-----Original Message-----<br>From: NANOG <nanog-bounces@nanog.org> On Behalf Of Brian J. Murrell<br>Sent: Tuesday, December 18, 2018 4:02 AM<br>To: nanog@nanog.org<br>Subject: Facebook doesn't have a route to my ISP's (Cogeco) IPv6 space?<br><br>I've been trying to figure out why I can reach an IPv6 address at Facebook (2a03:2880:f012:3:face:b00c:0:1) through (only) one of my two Internet connections as well as via an HE IPv6 tunnel but not the other of my two ISP connections<br><br>At one point in time a traceroute was dying inside of he.net:<br><br> Host Loss% Snt Last Avg Best Wrst StDev<br> 1. 2001:1970:5261:d600::1 0.0% 7 2.1 1.3 0.7 2.9 0.8<br> 2. 2001:1970:4000:82::1 0.0% 7 10.0 14.0 8.3 37.9 10.6<br> 3. 2001:1970:0:1a6::1 16.7% 7 13.2 215.5 10.8 1031. 455.9<br> 4. he.ip6.torontointernetxchange.net 0.0% 7 12.3 12.9 11.2 15.3 1.6<br> 5. 100ge9-2.core2.chi1.he.net 0.0% 7 23.6 23.0 21.3 27.6 2.2<br> 6. 100ge15-2.core1.chi1.he.net 0.0% 7 21.7 22.5 21.6 24.9 1.2<br> 7. 100ge12-1.core1.atl1.he.net 0.0% 7 34.2 35.1 34.1 36.1 0.7<br> 8. 100ge5-1.core1.tpa1.he.net 0.0% 7 49.1 46.6 44.8 49.1 1.5<br> 9. 100ge12-1.core1.mia1.he.net 0.0% 7 51.6 54.5 50.5 73.3 8.3<br>10. ???<br><br>But I think it getting that far time was an anomaly and frankly it usually dies even before exiting my ISP's (Cogeco) network like this:<br><br> Host Loss% Snt Last Avg Best Wrst StDev<br> 1. 2001:1970:5261:d600::1 0.0% 33 0.6 0.7 0.6 1.0 0.1<br> 2. 2001:1970:4000:82::1 0.0% 33 8.2 10.8 8.1 40.5 5.6<br> 3. 2001:1970:0:1a7::1 15.2% 33 23.4 20.1 16.5 23.4 1.5<br> 4. 2001:1970:0:61::1 33.3% 33 16.8 17.6 14.5 25.9 2.5<br> 5. 2001:1978:1300::1 0.0% 33 16.0 17.5 14.2 29.6 3.1<br> 6. 2001:1978:203::45 0.0% 33 30.7 30.7 28.4 35.1 1.7<br> 7. ???<br><br>When I asked the kind folks at he.net for some advice about the problem (i.e. in the first traceroute above) their diagnosis was that Facebook's IPv6 router(s) likely didn't have a route back to my Cogeco<br>IPv6 address.<br><br>Trying to talk to my ISP (again, Cogeco) has been impossible. One simply cannot reach the people who know more than how to reset your router and configure your e-mail.<br><br>I wonder how I could go any further with this to confirm the diagnosis that Facebook doesn't have a route to the Cogeco network's IPv6 address space given that I only have access to my end of the path.<br><br>Cheers,<br>b.<br><br></div><br></div></body></html>