on 7-10-2008 1:55 PM Lanny Marcus spake the following: > On 7/10/08, Rob Townley <rob.townley-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote: >> why not use the dig command to query your isp dns system to see if >> they forward requests to opendns. By the way, OpenDNS is a great way >> to help prevent phishing attacks. > > Rob: What other parameters or arguments I should add onto the dig > command, to see if they use opendns.com ? I don't see opendns.com in > the below, but probably that is not the correct dig command. > > [lanny at dell2400 ~]$ dig emcali.net > > ; <<>> DiG 9.3.4-P1 <<>> emcali.net > ;; global options: printcmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41909 > ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 3, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;emcali.net. IN A > > ;; ANSWER SECTION: > emcali.net. 3600 IN A 66.45.254.245 > emcali.net. 3600 IN A 66.45.254.244 > > ;; AUTHORITY SECTION: > emcali.net. 172800 IN NS ns3.hostingchange.net. > emcali.net. 172800 IN NS ns2.hostingchange.net. > emcali.net. 172800 IN NS ns1.hostingchange.net. > > ;; Query time: 1100 msec > ;; SERVER: 192.168.10.1#53(192.168.10.1) > ;; WHEN: Thu Jul 10 15:46:18 2008 > ;; MSG SIZE rcvd: 128 > > [lanny at dell2400 ~]$ > >> Lastly, you should use this opp to create a opendns signon, this will >> give you control over your dns request options. You could block any >> domain via dns quikly. > > I will look at the opendns.com web site. I just cannot imagine that > the Firefox browser is ending up at opendns.com (intermittently) on > it's own. It must be coming from the DNS we are using. Thanks much! > Lanny Try dig +trace emcali.net It should show all servers "your" query goes through. -- MailScanner is like deodorant... You hope everybody uses it, and you notice quickly if they don't!!!! -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 258 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20080710/72632349/attachment-0005.sig>