traceroute to www.cps.zju.edu.cn (210.32.4.50), 25 hops max, 60 byte packets
 1  10.0.1.1 (10.0.1.1)  0.040 ms
 2  *
 3  adm-b10-link.ip.twelve99.net (80.239.128.16)  4.037 ms
 4  adm-bb1-link.ip.twelve99.net (62.115.120.226)  4.208 ms
 5  prs-bb1-link.ip.twelve99.net (62.115.134.97)  11.103 ms
 6  mei-b5-link.ip.twelve99.net (62.115.124.55)  20.933 ms
 7  *
 8  *
 9  chinatelecom-ic-372206.ip.twelve99-cust.net (80.239.130.173)  327.905 ms
10  101.4.114.221 (101.4.114.221)  360.903 ms
11  101.4.114.169 (101.4.114.169)  362.090 ms
12  *
13  *
14  *
15  101.4.115.70 (101.4.115.70)  410.468 ms
16  *
17  zjufw.zju.edu.cn (210.32.156.130)  383.149 ms
18  *
19  *
20  *
21  *
22  *
23  *
24  *
25  *