Weird trace route output

["Jody Riding" <Jody.Riding () sunflowergroup com>]

Has anyone seen a Class C private Address when running a trace route
outside of their own network or domain?

Notice the 15th hop address.
Some stuff has been *** for my protection ;-)

Tracing route to ***.com [216.159.234.11]
over a maximum of 30 hops:
 
  1    <1 ms    <1 ms    <1 ms  ***.***.***.***
  2    <1 ms    <1 ms    <1 ms  ***.***.***.***
  3     1 ms     1 ms     2 ms  ***.***.*** [**.***.***.***]
  4     4 ms     4 ms     4 ms  500.MFR14.GW4.KCY4.ALTER.NET
[157.130.161.253]
  5     5 ms     5 ms    11 ms  181.at-5-0-0.cl1.kcy4.alter.net
[152.63.88.210]
  6    20 ms    21 ms    23 ms  0.so-7-0-0.XL1.CHI2.ALTER.NET
[152.63.68.81]
  7    16 ms    19 ms    17 ms  0.so-7-0-0.BR6.CHI2.ALTER.NET
[152.63.71.94]
  8    22 ms    24 ms    29 ms  p4-0.core01.ord03.atlas.cogentco.com
[154.54.13.109]
  9    23 ms    50 ms    21 ms  v3491.mpd01.ord03.atlas.cogentco.com
[154.54.3.238]
 10    39 ms    17 ms    17 ms  v3488.mpd01.ord01.atlas.cogentco.com
[154.54.5.25]
 11    48 ms    19 ms    17 ms  g2-0-0.core01.ord01.atlas.cogentco.com
[154.54.1.205]
 12    17 ms    17 ms    37 ms
vl3523.na01.b002332-1.ord01.atlas.cogentco.com [66.250.9.90]
 13    28 ms    18 ms    18 ms  globalcom-inc.demarc.cogentco.com
[38.99.221.26]
 14    37 ms    28 ms    19 ms  chi-dist3-fa13-1.networkgci.net
[216.146.70.11]
 15    22 ms    30 ms    43 ms  192.168.107.133
 16     *     ^C