On Jan 10, 2012, at 3:00 PM, michoski wrote: > On 1/9/12 11:38 PM, "babu dheen" <babudh...@yahoo.co.in> wrote: >> Can anyone help me how to find bind & microsoft DNS software version using >> dig or nslookup command remotely? > > There are various fingerprinting methods you can use, with widely varying > degrees of accuracy, but the most polite way is to use the SOA: > > $ dig @ns1.example.com example.com soa +short > ns1.example.com. hostmaster.example.com. [...] > > The second field is actually an email address, you can try to start there. > Here we would mail hostmas...@example.com and hopefully get a response. > > Failing that, maybe more explanation of what you are trying to accomplish > would help us help you?
+1 Understanding why you want to do this will help answer the question. For bind -- some nameservers will response to version.bind CHOAS TXT messages with *something*: $ dig CHAOS TXT version.bind @d.root-servers.net ; <<>> DiG 9.6-ESV-R4-P3 <<>> CHAOS TXT version.bind @d.root-servers.net ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 31578 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0 ;; WARNING: recursion requested but not available ;; QUESTION SECTION: ;version.bind. CH TXT ;; ANSWER SECTION: version.bind. 0 CH TXT "9.8.1-P1" ;; AUTHORITY SECTION: version.bind. 0 CH NS version.bind. ;; Query time: 109 msec ;; SERVER: 128.8.10.90#53(128.8.10.90) ;; WHEN: Tue Jan 10 19:02:08 2012 ;; MSG SIZE rcvd: 65 What they reply with is whatever is configured in the zone file, so what is reported is often (intentionally or not) unrelated to what is actually running. W P.S: authors.bind. CHAOS TXT "are better coders than I. :)" > > -- > By nature, men are nearly alike; > by practice, they get to be wide apart. > -- Confucius > > _______________________________________________ > Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe > from this list > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users > --- Don't be impressed with unintelligible stuff said condescendingly . -- Radia Perlman. Warren Kumari war...@kumari.net _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users
