Sounds like the internet is using your external dns server to do recursive
queries.
This will reduce the unwanted queries.
On your external dns server, create 2 views, one for your internal dns
forwarders to point to (recursive) and one for internet queries to you
(authoritative).
Name them Insi
ve done , you can't do it.
How much bandwidth cost for attack every day?
-Original Message-
From: "Amit Gupta "
Date: Fri, 21 Sep 2012 16:02:38
To:
Cc: ;
Subject: DDOS Atatck on BIND 9.8.0
Hi
At ISP level it is not possible to block IPs for us .
Do I require some
zxbb=gmail@lists.isc.orgDate: Fri, 21 Sep
2012 15:26:23
To:
Cc:
Subject: DDOS Atatck on BIND 9.8.0
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Hi
We are running BIND 9.8.0 on Solaris 10 machine.
We are getting continuous hits from various IPs to isc.org (snoop report
attached)
Due to it our DNS is not responding to other genuine query and users are
not able to browse.
0.2 59.178.138.195 -> 203.94.243.70 DNS C isc.or
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