also remember that when checking soa for a domain, just check xxx.com or xxx.net not www.xxx.com or www.xxx.net you should only check 1 dot past the top level. so for .com, just domain.com kp On Tue, 24 May 2005, Sina Bahram wrote: > Hi Kp, > > Before we take this offline. Let me add one more thing. > The reason I'm not using whois, is because I have more than one query to > make, and I have heard that they frown upon automated access. > > But if you can offer anything else, I'll be more than happy to contact you > offline. > > Take care, > Sina > > -----Original Message----- > From: speakup-bounces at braille.uwo.ca [mailto:speakup-bounces at braille.uwo.ca] > On Behalf Of Kelly Prescott > Sent: Tuesday, May 24, 2005 3:48 AM > To: Speakup is a screen review system for Linux. > Subject: Re: Dns question > > ok, here goes a brief informational post about DNS... > there is ***no*** complete source of information about domains registered > etc... > There is, however, many registries that maintain information about various > domains... > With that said, there is a way to do a better job of finding the > availability of a domain. > checkout bwwhois available from > http://whois.bw.org > This client, among other things, has a table of which registrys administer > which top-level domains... > Hope this helps. > email me privately if you need more info. > kp > > > On Mon, 23 May 2005, Sina Bahram wrote: > >> Hi all, >> >> I hope everyone is doing well. >> >> I appologise for the off topic message, but I know that a great deal >> of you are enthusiasts in networking, and are quite more well versed >> than myself in DNS, which is where my question arises. >> >> I am building a utility that checks to see if a particular domain is >> registered or not. >> >> Think of it like a stripped down personalize version of whois, if you > will. >> >> My problem is that I have yet to figure out the absolute minimum >> requirement, in terms of something that can be programmatically >> determined, that says: hey this .com is taken. >> >> I am using the net::dns module from CPAN in my perl script, and I have >> tried looking at the SOA record, because that is what I have picked up >> from my documentation and google runs as being the absolute requirement. >> >> Yet, I still get websites like >> >> www.hospital.com >> >> And >> >> www.patient.com >> >> Which do not return SOA records to my program, yet they are owned ... >> I think both of those, since 1997. >> >> So, my question is, what is the absolute minimum? I would even >> appreciate documentation pointers, but I just can not learn DNS in and >> out right now, due to other job, research, and student requirements; >> however, I'm more than willing to RTFM, as it were, I just haven't >> found anything that doesn't point me to either MX or SOA records. >> >> Thanks so much for any assistance. >> >> Take care, >> Sina >> >> >> >> _______________________________________________ >> Speakup mailing list >> Speakup at braille.uwo.ca >> http://speech.braille.uwo.ca/mailman/listinfo/speakup >> > > _______________________________________________ > Speakup mailing list > Speakup at braille.uwo.ca > http://speech.braille.uwo.ca/mailman/listinfo/speakup > > > > _______________________________________________ > Speakup mailing list > Speakup at braille.uwo.ca > http://speech.braille.uwo.ca/mailman/listinfo/speakup >
