dnsquery for Solaris
Alan Clegg
aclegg at isc.org
Tue Mar 9 23:58:27 UTC 2010
ic.nssip wrote:
> What I'm trying to do is to find a way to get the TTL left for a cached
> record.
> I usually use dnsquery like this (12m23s and 9m53s is what interest me):
>
> # dnsquery -n 8.8.8.8 -t a ftp.funet.fi
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 47912
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
> ;; ftp.funet.fi, type = A, class = IN
> ftp.funet.fi. 12m23s IN A 193.166.3.2
> #
> #
> # dnsquery -n 8.8.8.8 -t a ftp.funet.fi
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 29770
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
> ;; ftp.funet.fi, type = A, class = IN
> ftp.funet.fi. 9m53s IN A 193.166.3.2
aclegg at Yellow:~$ dig +noquestion +nocomments +nostats @8.8.8.8 ftp.funet.fi
; <<>> DiG 9.7.0 <<>> +noquestion +nocomments +nostats @8.8.8.8 ftp.funet.fi
; (1 server found)
;; global options: +cmd
ftp.funet.fi. 900 IN A 193.166.3.2
See the 900? There's your TTL. Use dig.
AlanC
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