bind-users Digest, Vol 1727, Issue 1

[Mark Andrews]

If you want to query a server then you do

dig @<server>

e.g.

	dig dropbox.com @203.94.243.70

I suggest that you run "dig +trace dropbox.com" and see where that
fails.  It should return something like below if everything goes ok.

Mark

; <<>> DiG 9.11.0a3 <<>> +trace dropbox.com
;; global options: +cmd
.			518400	IN	NS	f.root-servers.net.
.			518400	IN	NS	d.root-servers.net.
.			518400	IN	NS	m.root-servers.net.
.			518400	IN	NS	g.root-servers.net.
.			518400	IN	NS	c.root-servers.net.
.			518400	IN	NS	i.root-servers.net.
.			518400	IN	NS	b.root-servers.net.
.			518400	IN	NS	l.root-servers.net.
.			518400	IN	NS	h.root-servers.net.
.			518400	IN	NS	a.root-servers.net.
.			518400	IN	NS	e.root-servers.net.
.			518400	IN	NS	k.root-servers.net.
.			518400	IN	NS	j.root-servers.net.
.			518400	IN	RRSIG	NS 8 0 518400 20160714050000 20160704040000 46551 . Gjt4qXWy+cQjMelzL3gB+H6uUsg8RTjo11j4Qa8AMlxKGwziBsTUAhm+ b9kgxwMTUUozV9Q2OS5La2V6ISyXDITTOGEQ1fKH7hwgboWJKSXmKD7Z WNKv2CipQm3kktswMfRXC4Q8XQPtkvSwiR8/OyGk1OCNOY2WdOMgUdcS dM8=
;; Received 425 bytes from 127.0.0.1#53(127.0.0.1) in 0 ms

com.			172800	IN	NS	l.gtld-servers.net.
com.			172800	IN	NS	c.gtld-servers.net.
com.			172800	IN	NS	j.gtld-servers.net.
com.			172800	IN	NS	f.gtld-servers.net.
com.			172800	IN	NS	a.gtld-servers.net.
com.			172800	IN	NS	b.gtld-servers.net.
com.			172800	IN	NS	k.gtld-servers.net.
com.			172800	IN	NS	i.gtld-servers.net.
com.			172800	IN	NS	d.gtld-servers.net.
com.			172800	IN	NS	h.gtld-servers.net.
com.			172800	IN	NS	m.gtld-servers.net.
com.			172800	IN	NS	g.gtld-servers.net.
com.			172800	IN	NS	e.gtld-servers.net.
com.			86400	IN	DS	30909 8 2 E2D3C916F6DEEAC73294E8268FB5885044A833FC5459588F4A9184CF C41A5766
com.			86400	IN	RRSIG	DS 8 1 86400 20160714050000 20160704040000 46551 . Hdb/jGjnJ4utS8YCLGDK5yCZnmfIJPENlANfFUMn7nS1veWXx2kHOI8F oVHLU9Go6mj52lN4uCj/2/XyaXzrAHt8xBS0MWhxLSEAczvW7k68JJPy Fb6a+I7+uF3LJBKBNI7FlCdgKGfYGwV7yO5XuUIwevXHTrPhBBDPajrn drk=
;; Received 735 bytes from 2001:7fe::53#53(i.root-servers.net) in 293 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.
CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN NSEC3 1 1 0 - CK0Q1GIN43N1ARRC9OSM6QPQR81H5M9A  NS SOA RRSIG DNSKEY NSEC3PARAM
CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN RRSIG NSEC3 8 2 86400 20160709045353 20160702034353 34745 com. S9l1MzClsJ1yLt7UjxAHbHxRL6f5M1FjpUfPQREISa9C29+Fh5PX75rN NlxIu7aJLU/G8aTc/sSbUrded6oPeAE0ky1lZx+kGYJqYrgzMdJQGVgJ tg/p72hZ2AudJukGJWmtUX/LKXKxhjAA7qeOx6TEhqSW0CKpaiwRZ25z 64o=
D2AK06CHKHVA7I11C8SK0VH3MDSIGQP2.com. 86400 IN NSEC3 1 1 0 - D2ALCBL518L0NIS8TSJNFLE2QCPJO7D7  NS DS RRSIG
D2AK06CHKHVA7I11C8SK0VH3MDSIGQP2.com. 86400 IN RRSIG NSEC3 8 2 86400 20160710050838 20160703035838 34745 com. o686EmGnyZcZKpfJKluN9LFsfuQ4MXeXZLZ6lPIhn4xNVIRvEjdJwy85 v4j+i2O9CIoAVZPeL/tcPZBUVhPLNjokO9EPgCWv4wUjmmWlkBvmwvgt ZUDrilsmmMS/7CFVU34b5qYaprI0YMANguTbkn6ZPpV3H/KqLQjS+PAP nso=
;; Received 694 bytes from 192.12.94.30#53(e.gtld-servers.net) in 319 ms

dropbox.com.		60	IN	A	108.160.172.238
dropbox.com.		60	IN	A	108.160.172.206
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 209 bytes from 205.251.196.138#53(ns-1162.awsdns-17.org) in 100 ms

-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org