Sprint v. Cogent, some clarity & facts

Charles Gucker cgucker at onesc.net
Mon Nov 3 07:08:33 CST 2008


>> Does Akamai have peering arrangements with Cogent directly?
>
> Akamai are self declared peering sluts.     So, yes, they have direct
> peering arrangements with Cogent.

Hrm, so after I posted this, I looked a bit deeper into it and found:

 3  vl3493.mpd03.jfk02.atlas.cogentco.com (154.54.5.226)  0.665 ms
0.670 ms  0.667 ms
 4  te9-4.mpd01.jfk05.atlas.cogentco.com (154.54.26.62)  0.697 ms
0.686 ms  0.653 ms
 5  gblx.jfk05.atlas.cogentco.com (154.54.11.138)  0.721 ms  0.717 ms  0.802 ms
 6  te3-2-10g.ar4.nyc1.gblx.net (67.16.131.105)  0.986 ms  0.934 ms  1.181 ms
 7  bandwidth-consulting.tengigabitethernet8-3.ar4.nyc1.gblx.net
(64.210.29.14)  0.696 ms  2.665 ms  0.700 ms
 8  te-8-3.bbr1.ash1.bandcon.com (216.151.179.225)  7.187 ms  7.177 ms  7.073 ms
 9  209.234.254.198 (209.234.254.198)  7.322 ms  7.141 ms  7.217 ms
10  84.53.144.71 (84.53.144.71)  7.053 ms  7.071 ms  7.016 ms


So, for at least for traceroute www.akamai.com, Coget is using their
peer (Global Crossing) to reach Akamai transit provider.    Guess I
got caught up in the past myself, thinking "Cogent would never depeer
a slut like Akamai".

charles




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