comcast

Christian christian at visr.org
Thu Jun 12 21:42:58 CDT 2008


interesting enough mine goes the other way

brokenrobot:~ christian$ traceroute 73.72.92.1
traceroute to 73.72.92.1 (73.72.92.1), 64 hops max, 40 byte packets
 1  192.168.2.1 (192.168.2.1)  12.130 ms  1.135 ms  1.262 ms
 2  * * *
 3  ge-2-3-ur01.jerseycity.nj.panjde.comcast.net (68.86.220.185)  10.710 ms
9.638 ms  12.299 ms
 4  po-10-ur02.jerseycity.nj.panjde.comcast.net (68.86.209.246)  15.747 ms
13.280 ms  10.082 ms
 5  po-10-ur01.narlington.nj.panjde.comcast.net (68.86.209.250)  11.373 ms
10.847 ms  11.873 ms
 6  po-10-ur02.narlington.nj.panjde.comcast.net (68.86.158.178)  36.034 ms
11.622 ms  16.032 ms
 7  po-70-ar01.verona.nj.panjde.comcast.net (68.86.209.254)  17.642 ms
16.334 ms  11.358 ms
 8  te-0-7-0-7-crs01.plainfield.nj.panjde.comcast.net (68.86.72.18)  25.986
ms  13.774 ms  12.524 ms
 9  te-4-1-cr01.newyork.ny.cbone.comcast.net (68.86.72.17)  22.172 ms
24.545 ms  17.774 ms
10  te-9-1-cr01.philadelphia.pa.cbone.comcast.net (68.86.68.5)  16.040 ms
14.670 ms  14.232 ms
11  te-9-1-cr01.mclean.va.cbone.comcast.net (68.86.68.1)  32.585 ms  20.303
ms  28.397 ms
12  te-9-1-cr02.pittsburgh.pa.cbone.comcast.net (68.86.68.125)  24.909 ms
24.261 ms  34.669 ms
13  te-8-1-cr01.cleveland.oh.cbone.comcast.net (68.86.68.117)  28.253 ms
26.949 ms  27.105 ms
14  te-9-1-cr01.chicago.il.cbone.comcast.net (68.86.68.22)  37.728 ms
59.564 ms  36.835 ms
15  te-9-1-cr01.omaha.ne.cbone.comcast.net (68.86.68.30)  53.805 ms  54.945
ms  53.015 ms
16  te-9-1-cr01.denver.co.cbone.comcast.net (68.86.68.42)  62.957 ms  74.028
ms  63.913 ms
17  te-9-1-cr01.denverqwest.co.cbone.comcast.net (68.86.68.146)  62.570 ms
68.635 ms  62.655 ms
18  te-2-1-cr01.santateresa.tx.cbone.comcast.net (68.86.68.150)  74.011 ms
74.431 ms  76.615 ms
19  te-8-1-cr01.losangeles.ca.cbone.comcast.net (68.86.68.81)  92.442 ms
93.805 ms  93.965 ms
20  te-9-1-cr01.sacramento.ca.cbone.comcast.net (68.86.68.69)  105.415 ms
102.575 ms  103.331 ms
21  te-0-2-0-1-ar01.oakland.ca.sfba.comcast.net (68.87.192.134)  111.564 ms
111.281 ms  106.768 ms
22  te-9-3-ur02.pittsburg.ca.sfba.comcast.net (68.87.192.133)  105.908 ms
105.997 ms  108.539 ms
23  GE-6-1-ur01.pittsburg.ca.sfba.comcast.net (68.87.199.173)  107.303 ms
108.250 ms  110.819 ms
24  ge-0-1-ubr02.pittsburg.ca.sfba.comcast.net (68.87.197.22)  119.945 ms *
107.782 ms


On Thu, Jun 12, 2008 at 10:35 PM, Jim Popovitch <yahoo at jimpop.com> wrote:

> On Thu, Jun 12, 2008 at 10:24 PM, Christian <christian at visr.org> wrote:
> > when was the last time you saw this prefix reachable?
> >
> > i dont see anything announced from comcasts 73.0.0.0/8 allocation within
> the
> > past 2 weeks...
>
> FYI: Internally within Comcast it does route:
>
> $ mtr --report -c 1 73.0.0.1
> HOST: blue                        Loss%   Snt   Last   Avg  Best  Wrst
> StDev
>  1. linksys                       0.0%     1    0.9   0.9   0.9   0.9   0.0
>  2. c-24-98-192-1.hsd1.ga.comcas  0.0%     1    7.3   7.3   7.3   7.3   0.0
>  3. ge-2-5-ur01.a2atlanta.ga.atl  0.0%     1    8.0   8.0   8.0   8.0   0.0
>  4. te-9-1-ur02.a2atlanta.ga.atl  0.0%     1    6.0   6.0   6.0   6.0   0.0
>  5. te-9-3-ur01.b0atlanta.ga.atl  0.0%     1    6.5   6.5   6.5   6.5   0.0
>  6. 68.85.232.62                  0.0%     1    6.4   6.4   6.4   6.4
> 0.0
>  7. po-15-ar01.b0atlanta.ga.atla  0.0%     1    7.6   7.6   7.6   7.6   0.0
>  8. te-4-1-cr01.atlanta.ga.cbone  0.0%     1    9.0   9.0   9.0   9.0   0.0
>  9. te-1-1-cr01.charlotte.nc.cbo  0.0%     1   11.8  11.8  11.8  11.8   0.0
>  10. te-1-1-cr01.richmond.va.cbon  0.0%     1   19.5  19.5  19.5  19.5
> 0.0
>  11. te-1-1-cr01.mclean.va.cbone.  0.0%     1   24.0  24.0  24.0  24.0
> 0.0
>  12. te-1-1-cr01.philadelphia.pa.  0.0%     1   25.6  25.6  25.6  25.6
> 0.0
>  13. be-40-crs01.401nbroadst.pa.p  0.0%     1   26.5  26.5  26.5  26.5
> 0.0
>  14. be-50-crs01.ivyland.pa.panjd  0.0%     1   28.8  28.8  28.8  28.8
> 0.0
>  15. po-10-ar01.verona.nj.panjde.  0.0%     1   41.7  41.7  41.7  41.7
> 0.0
>  16. po-10-ar01.eatontown.nj.panj  0.0%     1   33.5  33.5  33.5  33.5
> 0.0
>  17. po-10-ur01.middletown.nj.pan  0.0%     1   34.4  34.4  34.4  34.4
> 0.0
>  18. po-10-ur01.burlington.nj.pan  0.0%     1   48.0  48.0  48.0  48.0
> 0.0
>
> -Jim P.
>
>



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