odd behavior in bind-8.2.2_P3 (fwd)
jlewis at lewis.org
jlewis at lewis.org
Tue Sep 5 12:58:19 UTC 2000
Can anyone suggest what may have lead to one of my caching DNS servers to
do the following:
# dig @localhost www.webmastermatrix.com.
; <<>> DiG 8.2 <<>> @localhost www.webmastermatrix.com.
; (1 server found)
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 6
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUERY SECTION:
;; www.webmastermatrix.com, type = A, class = IN
;; AUTHORITY SECTION:
com. 2h12m2s IN SOA webpower.com.
postmaster.webpower.com. (
175 ; serial
3H ; refresh
15M ; retry
1W ; expiry
1D ) ; minimum
It was spitting out similar cached NXDOMAIN results for a number of other
hosts in other .com domains, but with this same bogus SOA record. I did a
dumpdb (still have it) and if I'm reading it right, the server really
thought this was the SOA for com.
com 81138 IN NS myifriendsns1.webpower.com. ;Cr=auth
86312 IN SOA webpower.com. postmaster.webpower.com. (
175 10800 900 604800 86400 ) ;Cr=auth
The only $ORIGIN above this is '$ORIGIN .'.
This is from bind-8.2.2_P3-0.5.2 on a Red Hat 5.2 system with a very
simple caching only setup.
----------------------------------------------------------------------
Jon Lewis *jlewis at lewis.org*| I route
System Administrator | therefore you are
Atlantic Net |
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