intermittent bad horizontal referral?
cswiger at mac.com
Mon Oct 17 22:54:54 UTC 2011
On Oct 17, 2011, at 3:37 PM, Karl Auer wrote:
> To see it, do (for example):
> dig+trace biplane.com.au ns
> Some such queries return correctly, some end up in a BHR loop.
I don't see a "bad horizontal referral" being returned anywhere, but I do get errors against ppsdns6.pps.com.au since that appears to be an IPv6 only nameserver:
% dig +trace biplane.com.au ns
; <<>> DiG 9.6.0-APPLE-P2 <<>> +trace biplane.com.au ns
;; global options: +cmd
[ ... ]
;; Received 412 bytes from 18.104.22.168#53(b.au) in 89 ms
biplane.com.au. 14400 IN NS ppsdns6.pps.com.au.
biplane.com.au. 14400 IN NS ppsdns2.pps.com.au.
biplane.com.au. 14400 IN NS ppsdns1.pps.com.au.
biplane.com.au. 14400 IN NS ppsdns4.pps.com.au.
;; Received 184 bytes from 22.214.171.124#53(o.au) in 108 ms
dig: couldn't get address for 'ppsdns6.pps.com.au': not found
I don't believe the world is ready for IPv6-only nameservers, but YMMV:
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