bind-users Digest, Vol 2427, Issue 1
Mukund Sivaraman
muks at isc.org
Mon Jul 4 11:56:02 UTC 2016
On Mon, Jul 04, 2016 at 05:18:27PM +0530, Amit Kumar Gupta wrote:
> Dear All,
> Please find the desired o/ps.
>
> bash-3.2# dig dropbox.com @203.94.243.70
>
> ; <<>> DiG 9.6-ESV-R4-P2 <<>> dropbox.com @203.94.243.70
> ;; global options: +cmd
> ;; connection timed out; no servers could be reached
> bash-3.2#
Your client (the machine you are running dig on) probably does not have
a route to 203.94.243.70. Maybe something on the path is filtering
packets.
> bash-3.2# dig +trace dropbox.com
>
> ; <<>> DiG 9.6-ESV-R4-P2 <<>> +trace dropbox.com
> ;; global options: +cmd
> . 495997 IN NS b.root-servers.net.
> . 495997 IN NS e.root-servers.net.
> . 495997 IN NS a.root-servers.net.
> . 495997 IN NS i.root-servers.net.
> . 495997 IN NS j.root-servers.net.
> . 495997 IN NS m.root-servers.net.
> . 495997 IN NS l.root-servers.net.
> . 495997 IN NS k.root-servers.net.
> . 495997 IN NS c.root-servers.net.
> . 495997 IN NS h.root-servers.net.
> . 495997 IN NS d.root-servers.net.
> . 495997 IN NS g.root-servers.net.
> . 495997 IN NS f.root-servers.net.
> . 496015 IN RRSIG NS 8 0 518400 20160714050000
> 20160704040000 46551 .
> Gjt4qXWy+cQjMelzL3gB+H6uUsg8RTjo11j4Qa8AMlxKGwziBsTUAhm+
> b9kgxwMTUUozV9Q2OS5La2V6ISyXDITTOGEQ1fKH7hwgboWJKSXmKD7Z
> WNKv2CipQm3kktswMfRXC4Q8XQPtkvSwiR8/OyGk1OCNOY2WdOMgUdcS dM8=
> ;; Received 501 bytes from 203.94.243.70#53(203.94.243.70) in 2 ms
>
> com. 172800 IN NS j.gtld-servers.net.
> com. 172800 IN NS a.gtld-servers.net.
> com. 172800 IN NS m.gtld-servers.net.
> com. 172800 IN NS c.gtld-servers.net.
> com. 172800 IN NS i.gtld-servers.net.
> com. 172800 IN NS l.gtld-servers.net.
> com. 172800 IN NS b.gtld-servers.net.
> com. 172800 IN NS f.gtld-servers.net.
> com. 172800 IN NS h.gtld-servers.net.
> com. 172800 IN NS e.gtld-servers.net.
> com. 172800 IN NS k.gtld-servers.net.
> com. 172800 IN NS g.gtld-servers.net.
> com. 172800 IN NS d.gtld-servers.net.
> ;; Received 501 bytes from 192.5.5.241#53(f.root-servers.net) in 10851 ms
>
> dropbox.com. 172800 IN NS ns-564.awsdns-06.net.
> dropbox.com. 172800 IN NS ns-315.awsdns-39.com.
> dropbox.com. 172800 IN NS ns-1162.awsdns-17.org.
> dropbox.com. 172800 IN NS ns-1949.awsdns-51.co.uk.
> ;; Received 198 bytes from 192.26.92.30#53(c.gtld-servers.net) in 10002 ms
>
> dropbox.com. 60 IN A 108.160.172.206
> dropbox.com. 60 IN A 108.160.172.238
> dropbox.com. 172800 IN NS ns-1162.awsdns-17.org.
> dropbox.com. 172800 IN NS ns-1949.awsdns-51.co.uk.
> dropbox.com. 172800 IN NS ns-315.awsdns-39.com.
> dropbox.com. 172800 IN NS ns-564.awsdns-06.net.
> ;; Received 198 bytes from 205.251.193.59#53(ns-315.awsdns-39.com) in 10002
> ms
On the other hand, the client has routes to the nameservers listed in
this trace and seems to be able to resolve dropbox.com directly.
Mukund
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 801 bytes
Desc: not available
URL: <https://lists.isc.org/pipermail/bind-users/attachments/20160704/09251177/attachment.bin>
More information about the bind-users
mailing list