Potential DNS leakage?

Hey, I have noticed that when I run the traceroute command for a domain on my Linux system, my ISP's DNS servers show up. I was wondering if this indicates DNS leakage to my ISP?

traceroute youtube.com
traceroute to youtube.com (74.125.136.91), 30 hops max, 60 byte packets
 1  _gateway (192.168.1.1)  0.241 ms  0.434 ms  0.427 ms
 2  96.120.19.17 (96.120.19.17)  10.390 ms  10.423 ms  10.363 ms
 3  68.85.121.229 (68.85.121.229)  27.494 ms  27.531 ms  27.519 ms
 4  162.151.13.102 (162.151.13.102)  11.272 ms  11.259 ms  11.423 ms
 5  68.85.197.37 (68.85.197.37)  44.159 ms  20.333 ms  20.305 ms
 6  ae-100-ar01.b0atlanta.ga.atlanta.comcast.net (68.85.109.21)  27.412 ms  27.198 ms  26.821 ms
 7  be-33031-cs03.56marietta.ga.ibone.comcast.net (96.110.43.73)  27.239 ms be-33041-cs04.56marietta.ga.ibone.comcast.net (96.110.43.77)  28.601 ms be-33021-cs02.56marietta.ga.ibone.comcast.net (96.110.43.69)  28.835 ms
 8  be-2311-pe11.56marietta.ga.ibone.comcast.net (96.110.32.30)  32.341 ms be-2104-pe04.56marietta.ga.ibone.comcast.net (96.110.37.98)  31.500 ms be-2412-pe12.56marietta.ga.ibone.comcast.net (96.110.33.190)  32.440 ms
 9  as3549-pe01.ashburn.va.ibone.comcast.net (75.149.228.146)  32.476 ms 50.208.232.10 (50.208.232.10)  33.186 ms 173.167.59.70 (173.167.59.70)  31.444 ms
10  * * 108.170.249.98 (108.170.249.98)  31.496 ms
11  108.170.249.33 (108.170.249.33)  32.539 ms 72.14.233.145 (72.14.233.145)  32.780 ms 108.170.249.33 (108.170.249.33)  32.372 ms
12  108.170.230.95 (108.170.230.95)  32.166 ms 216.239.50.104 (216.239.50.104)  32.604 ms 108.170.249.108 (108.170.249.108)  29.011 ms
13  108.170.233.9 (108.170.233.9)  29.558 ms 72.14.233.145 (72.14.233.145)  28.935 ms *
14  * 209.85.240.92 (209.85.240.92)  28.311 ms 209.85.243.47 (209.85.243.47)  28.298 ms
15  216.239.48.111 (216.239.48.111)  29.972 ms  29.960 ms 216.239.63.221 (216.239.63.221)  30.042 ms
16  * * *
17  * * *
18  * * *
19  * * *
20  * * *
21  * * *
22  * * *
23  * * 74.125.136.91 (74.125.136.91)  24.872 ms