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Center for Applied Internet Data Analysis
Customers of 4637 That Have Sent Spoofed Packets

This page lists the directly connected customers of AS 4637 from which we hav received a spoofed packet from, ordered by the number of prefixes of an inferred Ingress ACL derived from prefix announcements for the customer recorded in public BGP data. BCP-84 describes Ingress ACLs as "the most bulletproof solution when done properly" and the "best fit ... when the configuration is not too dynamic, ... if the number of used prefixes is low." Further detail about the size and dynamism of an inferred ACL is available by following the History link for each AS.

ASNCountryNumber of
45899 (VNPT-AS-VN)vnm (Vietnam)136History
9009 (M247)rou (Romania)138History
7922 (COMCAST-7922)usa (United States)177History
3786 (LGDACOM)kor (South Korea)355History
5650 (FRONTIER-FRTR)usa (United States)497History
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