Non-existant URLs

Jon Leeman jleeman at cenpac.net.nr
Mon Jun 6 22:20:57 UTC 2005


> No, DNS just works really fast.
<snip>
> See .. doesn't take long at all. Centainly not "a few seconds" ;-)
> 
> Chris. 

See below for the same query behind a 64 Kbps satellite link - being 
fully utilised at the moment -  in the middle of the Pacific Ocean.

24 + seconds!

Rgds.,

Jon

[root at nract1 root]# dig jksfdjiteui4wtknfsjkfzuisfz.com +trace

; <<>> DiG 9.3.0 <<>> jksfdjiteui4wtknfsjkfzuisfz.com +trace
;; global options:  printcmd
.                       183391  IN      NS      D.ROOT-SERVERS.NET.
.                       183391  IN      NS      E.ROOT-SERVERS.NET.
.                       183391  IN      NS      F.ROOT-SERVERS.NET.
.                       183391  IN      NS      G.ROOT-SERVERS.NET.
.                       183391  IN      NS      H.ROOT-SERVERS.NET.
.                       183391  IN      NS      I.ROOT-SERVERS.NET.
.                       183391  IN      NS      J.ROOT-SERVERS.NET.
.                       183391  IN      NS      K.ROOT-SERVERS.NET.
.                       183391  IN      NS      L.ROOT-SERVERS.NET.
.                       183391  IN      NS      M.ROOT-SERVERS.NET.
.                       183391  IN      NS      A.ROOT-SERVERS.NET.
.                       183391  IN      NS      B.ROOT-SERVERS.NET.
.                       183391  IN      NS      C.ROOT-SERVERS.NET.
;; Received 292 bytes from 127.0.0.1#53(127.0.0.1) in 1 ms

com.                    172800  IN      NS      A.GTLD-SERVERS.NET.
com.                    172800  IN      NS      G.GTLD-SERVERS.NET.
com.                    172800  IN      NS      H.GTLD-SERVERS.NET.
com.                    172800  IN      NS      C.GTLD-SERVERS.NET.
com.                    172800  IN      NS      I.GTLD-SERVERS.NET.
com.                    172800  IN      NS      B.GTLD-SERVERS.NET.
com.                    172800  IN      NS      D.GTLD-SERVERS.NET.
com.                    172800  IN      NS      L.GTLD-SERVERS.NET.
com.                    172800  IN      NS      F.GTLD-SERVERS.NET.
com.                    172800  IN      NS      J.GTLD-SERVERS.NET.
com.                    172800  IN      NS      K.GTLD-SERVERS.NET.
com.                    172800  IN      NS      E.GTLD-SERVERS.NET.
com.                    172800  IN      NS      M.GTLD-SERVERS.NET.
;; Received 509 bytes from 128.8.10.90#53(D.ROOT-SERVERS.NET) in 23892 ms

com.                    172800  IN      SOA     a.gtld-servers.net. 
nstld.verisign-grs.com. 1118095937 1800 900 604800 900
;; Received 122 bytes from 192.5.6.30#53(A.GTLD-SERVERS.NET) in 24631 ms



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