[nsp-sec] Potential DDoS against mynah.eff.org ?

Daniel Schwalbe dfs at cac.washington.edu
Fri Jan 30 13:52:45 EST 2009


We are seeing sporadic flurries of ACK packets from mynah.eff.org:80 
coming back to IPs allocated mostly to our darknets, so the source of the 
SYN is obviously spoofed.

$ host mynah.eff.org
mynah.eff.org has address 64.147.188.2

$ whois -h whois.cymru.com 64.147.188.2
AS      | IP               | AS Name
26914   | 64.147.188.2     | GLOBAL-NETOPTEX-INC - Global Netoptex, Inc

Is anybody else seeing this? I am just trying to get an idea of scale.
The website at mynah.eff.org seems responsive, so at least it's not an 
all-out assault.

 	-Daniel
_______________________________________________________
Daniel Schwalbe, CISSP, CISM       dfs at u.washington.edu
Head of Outreach & Special Projects    +1(206) 685-8210
Office of the CISO             University of Washington
PGP: E2DD CE57 62F4 0F22 CA09  37AB CA69 A2A3 1A45 0BF7






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