What does an asterisk/star in traceroute mean?

Posted by Chang on Pro Webmasters See other posts from Pro Webmasters or by Chang
Published on 2011-08-04T13:45:33Z Indexed on 2012/06/15 15:28 UTC
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dns

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ip-address

The below is a part of traceroute to my hosted server:

 9  ae-2-2.ebr2.dallas1.level3.net (4.69.132.106)  19.433 ms  19.599 ms  19.275 ms
10  ae-72-72.csw2.dallas1.level3.net (4.69.151.141)  19.496 ms
    ae-82-82.csw3.dallas1.level3.net (4.69.151.153)  19.630 ms
    ae-62-62.csw1.dallas1.level3.net (4.69.151.129)  19.518 ms
11  ae-3-80.edge4.dallas3.level3.net (4.69.145.141)  19.659 ms
    ae-2-70.edge4.dallas3.level3.net (4.69.145.77)  90.610 ms
    ae-4-90.edge4.dallas3.level3.net (4.69.145.205)  19.658 ms
12  the-planet.edge4.dallas3.level3.net (4.59.32.30)  19.905 ms  19.519 ms  19.688 ms
13  te9-2.dsr01.dllstx3.networklayer.com (70.87.253.14)  40.037 ms  24.063 ms
    te2-4.dsr02.dllstx3.networklayer.com (70.87.255.46)  28.605 ms
14  * * *
15  * * *
16  zyzzyva.site5.com (174.122.37.66)  20.414 ms  20.603 ms  20.467 ms

What's the meaning of lines 14 and 15? Information hidden?

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