[dbowling@a214-48-1-76 ~]$ for i in I T U; do traceroute -${i} 156.112.171.199; echo; done
traceroute to 156.112.171.199 (156.112.171.199), 30 hops max, 60 byte packets
 1  r13sw-1.reverse.akamai.csd.disa.mil (214.48.1.1)  0.586 ms  0.737 ms  0.859 ms
 2  DISA-RESERVED-h9.reverse.akamai.csd.disa.mil (214.48.236.9)  0.087 ms  0.099 ms  0.099 ms
 3  33.42.38.29 (33.42.38.29)  0.877 ms  1.113 ms  1.192 ms
 4  * * *
 5  33.40.66.146 (33.40.66.146)  29.994 ms  30.016 ms  30.017 ms
 6  * * *
 7  * * *
 8  * * *
 9  * * *
10  156.112.171.199 (156.112.171.199)  30.289 ms  30.113 ms  30.096 ms

traceroute to 156.112.171.199 (156.112.171.199), 30 hops max, 60 byte packets
 1  r13sw-1.reverse.akamai.csd.disa.mil (214.48.1.1)  0.460 ms  0.545 ms  0.714 ms
 2  DISA-RESERVED-h9.reverse.akamai.csd.disa.mil (214.48.236.9)  0.145 ms  0.149 ms  0.146 ms
 3  33.42.38.29 (33.42.38.29)  0.938 ms  1.214 ms  1.304 ms
 4  * * *
 5  33.40.66.146 (33.40.66.146)  29.997 ms  30.032 ms  30.031 ms
 6  * * *
 7  * * *
 8  * * *
 9  * * *
10  * * *
11  * * *
12  * * *
13  * * *
14  * * *
15  * * *
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20  * * *
21  * * *
22  * * *
23  * * *
24  * * *
25  * * *
26  * * *
27  * * *
28  * * *
29  * * *
30  * * *

traceroute to 156.112.171.199 (156.112.171.199), 30 hops max, 60 byte packets
 1  r13sw-1.reverse.akamai.csd.disa.mil (214.48.1.1)  0.554 ms  0.627 ms  0.731 ms
 2  DISA-RESERVED-h9.reverse.akamai.csd.disa.mil (214.48.236.9)  0.092 ms  0.096 ms  0.091 ms
 3  33.42.38.29 (33.42.38.29)  1.076 ms  1.304 ms  1.381 ms
 4  * * *
 5  33.40.66.146 (33.40.66.146)  29.994 ms  30.019 ms  30.014 ms
 6  * * *
 7  * * *
 8  * * *
 9  * * *
10  * * *
11  * * *
12  * * *
13  * * *
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30  * * *