followup, re: dns cache corruption
Sezen Uysal
suysal at yahoo.com
Fri Jul 2 19:52:46 UTC 1999
I think mine is corrupted. Here is the output to
Paul's script;
root_apollo_19 awk '/^\$ORIGIN/ { o=$2 }
/128.9.160.28/ {print o;print}' named_b
ICANN.org.
www 86381 IN A 128.9.160.28
;Cr=auth
networksolutions.COM.
www 149641 IN A 128.9.160.28
;Cr=answer
--- Paul A Vixie <paul at vix.com> wrote:
> folks who wanted to know how to test whether their
> server is corrupt:
>
> dig www.networksolutions.com a @204.152.187.11 |
> grep 128.9.160.28
>
> (204.152.187.11 is my local caching server, which
> isn't corrupt, dammit.)
> if the above command produces an A RR as output,
> your server is corrupt.
>
> folks who wanted to know how to dump their cache and
> look for this data:
>
> su
> ndc dumpdb
> awk '/^\$ORIGIN/ { o=$2 } /128.9.160.28/ {print
> o;print}' \
> /var/named/named_dump.db
>
> (this assumes that you're using sh or csh, and that
> your named.conf's
> "directory" option is set to /var/named as mine is.)
> if the above command
> shows an origin other than icann.org, or shows more
> than one origin, you
> have caught something that i would like to see in my
> inbox -- and thanks!
>
>
===
-----------------------
SEZEN UYSAL
Senior Network Consultant
Open Systems Consulting
suysal at yahoo.com
-----------------------
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