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Center for Applied Internet Data Analysis
Customers of 33891 we have received spoofed packets from

This page lists the directly connected customers of AS 33891 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 Prefixes
in Customer Cone
Number of ASes
in Customer Cone
60404 (Liteserver)nld (Netherlands)101Historyreceived
34971 (PDDA-AS)ita (Italy)190Historyreceived
29182 (ISPSYSTEM-AS)rus (Russian Federation)492Historyreceived
34549 (MEER-AS)deu (Germany)21423Historyreceived
44002 (SYS-DATACOM)cze (Czech Republic)30Historyblocked
60503 (FNXTEC)nld (Netherlands)30Historyblocked
59456 (CLOUDBROKERS-AS)aut (Austria)40Historyblocked
200918 (ORELSOFT)cze (Czech Republic)80Historyblocked
49009 (FFHH)deu (Germany)114Historyblocked
198171 (Hosting90)cze (Czech Republic)141Historyblocked
16246 (AS16246)cze (Czech Republic)196Historyblocked
21100 (ITLDC-NL)ukr (Ukraine)391Historyblocked
24961 (MYLOC-AS)deu (Germany)8912Historyblocked
197328 (INETLTD)usa (United States)1052Historyblocked
24940 (HETZNER-AS)deu (Germany)17914Historyblocked
553 (BELWUE)deu (Germany)18117Historyblocked
16160 (SWAN)svk (Slovak Republic)40054Historyblocked
13101 (TNG-AS)deu (Germany)43466Historyblocked
43350 (NFORCE)nld (Netherlands)51548Historyblocked
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