This is a discussion on Re: Problem resolving www.futureshop.ca within the Bind Users forums, part of the DNS and Related Forums category; Lawrence Houston <bind@greenfield.dyndns.org> wrote: > Although neither dns1 or dns2 generate a response via TCP, ...
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Lawrence Houston <bind@greenfield.dyndns.org> wrote:
> Although neither dns1 or dns2 generate a response via TCP, the error > generated (and time delay) are different. Curiously the delay for the TCP > Request to DNS1 is quite short, while the TCP Request to DNS2 takes longer > (similar to the delays for UDP Requests to both Nameservers): > > DNS1 > ----------------------------------------------------------------------- > dig @216.123.224.131 www.futureshop.ca. +norec +vc > ;; communications error to 216.123.224.131#53: end of file > ----------------------------------------------------------------------- That's interesting: looks like dns1 closed the TCP connection without returning a response. Is it possible they've got your IP address on their blackhole list? -- Ronan Flood <R.Flood@noc.ulcc.ac.uk> working for but not speaking for Network Services, University of London Computer Centre (which means: don't bother ULCC if I've said something you don't like) |