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定期観測のURL
ShadowServer
http://www.shadowserver.org/wiki/
Internet Traffic Report
http://www.internettrafficreport.com/
@police インターネット定点観測
http://www.cyberpolice.go.jp/detect/observation.html
Malware Block List
http://www.malware.com.br/index.shtml
JPCERT/CC
http://www.jpcert.or.jp/isdas/
WCLSCAN
http://www.wclscan.org/
KISA(KrCERT)
http://www.krcert.or.kr/index.jsp
Internet Health Report
http://www.internetpulse.net/
http://www.cymru.com/monitoring/dnssumm/index.html