dig uses udp by default. But from your error, it appears that Dnsruby might be using tcp. Maybe try
dig +tcp www.abc.com @8.8.8.8 K. --- http://blitz.io http://twitter.com/pcapr On Mon, Apr 4, 2011 at 8:24 AM, craayzie <flesh...@gmail.com> wrote: > Thanks for replying Matt and good catch on the nameserver IP - it was > a typo. Unfortunately, I get the exact same connection error message > from Heroku when using an IP that dig has no problem connecting to > (e.g. Google's public DNS server 8.8.8.8): > >>> res = Dnsruby::Resolver.new({:nameserver => "8.8.8.8"}) > ... >>> ret = res.query('www.abc.com') > Errno::ECONNREFUSED: Connection refused - connect(2) > >>> puts `dig www.abc.com @8.8.8.8` > > ; <<>> DiG 9.6-ESV-R3 <<>> www.abc.com @8.8.8.8 > ;; global options: +cmd > ;; Got answer: > ... > > Any ideas? > > > On Apr 4, 5:50 am, Matthew Todd <matt...@matthewtodd.org> wrote: >> Hi, Craayzie -- >> >> > >> res = Dnsruby::Resolver.new({:nameserver => ["68.87.76.182"]}) >> > >> ret = res.query("www.abc.com") >> > Errno::ECONNREFUSED: Connection refused - connect(2) >> >> For what it's worth, I just tried running `dig` in a Heroku console. >> >> Querying the nameserver you mentioned didn't work: >> >> >> puts `dig @68.87.78.182www.abc.com` >> >> ; <<>> DiG 9.6-ESV-R3 <<>> @68.87.78.182www.abc.com >> ; (1 server found) >> ;; global options: +cmd >> ;; connection timed out; no servers could be reached >> >> => nil >> >> While querying Google's public DNS did: >> >> >> puts `dig @8.8.8.8www.abc.com` >> >> ; <<>> DiG 9.6-ESV-R3 <<>> @8.8.8.8www.abc.com >> ; (1 server found) >> ;; global options: +cmd >> ;; Got answer: >> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33218 >> ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0 >> >> ;; QUESTION SECTION: >> ;www.abc.com. IN A >> >> ;; ANSWER SECTION: >> www.abc.com. 248 IN CNAME abc.com. >> abc.com. 248 IN A 199.181.132.250 >> >> ;; Query time: 4 msec >> ;; SERVER: 8.8.8.8#53(8.8.8.8) >> ;; WHEN: Mon Apr 4 05:24:49 2011 >> ;; MSG SIZE rcvd: 59 >> >> => nil >> >> Hope this gives you some kind of a lead, -- Matthew >> >> smime.p7s >> 4KViewDownload > > -- > You received this message because you are subscribed to the Google Groups > "Heroku" group. > To post to this group, send email to heroku@googlegroups.com. > To unsubscribe from this group, send email to > heroku+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/heroku?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to heroku@googlegroups.com. To unsubscribe from this group, send email to heroku+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.
