[Pdns-users] Massive DNS DDOS attack

GAVARRET, David David.GAVARRET at neufcegetel.fr
Wed Oct 10 09:57:53 UTC 2007


Hi all,

it seems that, at least in France since monday, we are under a massive
DDOS attack, with tons of queries (probably coming from some customers'
zombies PC) concerning nx hosts on some russian domains like the
following :
q6y8La01ami4707SmEIY0R5SJ8.ultra-online.ru
60G6eR2dAgC1VTA43ox4F0Cu3JJAfI.ultracomp.ru
qpT764qCL3ggh81RQROH35MuJ4meD4tvxwPe.ultracomp.ru
5L48F8LRnsrFfIB7oP455IJc85hE7e2.ultra-online.ru
fR8LLaD2o3NLLtjOV0G8QcCBOpR47SO1tSEishJX3rT57.ultra-online.ru

Did any of you notice the same thing ? 
Until now, our Recursor servers (3.1.4) seem to handle the load (+20%)
without any problem ... thanks to Bert !

If any of you have informations concerning this attack (name of the
virus for example :) ) ...

Best regards,
-- 
David Gavarret


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