Hi, Just now we found a hijacking, as shown below. Is it a real prefix hijacking, or a false alarm made by us? Hope someone in this list, maybe the admin of those ASes listed below, can give me a reply :-) The feedback can help us improve Argus and provide more valuable information. BRs. ---------- Forwarded message ---------- From: argus-alarm <argus-alarm@csnet1.cs.tsinghua.edu.cn> Date: 2012/3/23 Subject: [Argus] 12.231.155/24 is 'hijacked' by anomalous origin 'AS13490' To: argus <argus@csnet1.cs.tsinghua.edu.cn> Prefix hijacking alarm: Start Time(UTC): Mar-22-2012 16:29:07 IP Prefix: 12.231.155/24 Origin AS change: AS7018 -> AS13490 Details: http://argus.csnet1.cs.tsinghua.edu.cn/fingerprints/207340/ _______________________________________________ Argus mailing list Argus@csnet1.cs.tsinghua.edu.cn http://csnet1.cs.tsinghua.edu.cn/mailman/listinfo/argus -- _________________________________________ Yang Xiang. Ph.D candidate. Tsinghua University Argus: argus.csnet1.cs.tsinghua.edu.cn