bind-users@lists.isc.org
Subject: Re: Unable to get for www.revk.uk from some of our servers
On 24/12/14 17:08, Frank Bulk wrote:
> Except queries from 96.31.0.5 and 199.120.69.24 reliably return the
> while queries from 96.31.0.20 do not. And we're all the same ISP, and in
> th
On 24/12/14 17:08, Frank Bulk wrote:
Except queries from 96.31.0.5 and 199.120.69.24 reliably return the
while queries from 96.31.0.20 do not. And we're all the same ISP, and in
the one case, from the same /24. I don't think Google is that granular. And
we do have good IPv6 connectivity.
--Original Message-
From: Stuart Henderson [mailto:s...@spacehopper.org]
Sent: Wednesday, December 24, 2014 11:05 AM
To: Frank Bulk
Cc: 'Mark Andrews'; bind-us...@isc.org
Subject: Re: Unable to get AAAA for www.revk.uk from some of our servers
On 2014/12/23 21:33, Frank Bulk wrote:
>
On 2014/12/23 21:33, Frank Bulk wrote:
> So the question seems to come down to: "why does Google's name server not
> return the when I query it from some IPs?"
Didn't google have some kind of ISP whitelisting for handing out s?
Ah yes... https://developers.google.com/speed/public-dns/faq
ews [mailto:ma...@isc.org]
Sent: Tuesday, December 23, 2014 6:38 PM
To: Frank Bulk
Cc: bind-us...@isc.org
Subject: Re: Unable to get for www.revk.uk from some of our servers
In message <001e01d01f0e$980b6070$c8222150$@iname.com>, "Frank Bulk" writes:
> Thanks, Mark.
>
172800 IN NS ns3.google.com.
> google.com. 172800 IN NS ns4.google.com.
> ;; Received 170 bytes from 2001:503:a83e::2:30#53(a.gtld-servers.net) in 150
> ms
>
> ;; connection timed out; no servers could be reached
> ======
, December 23, 2014 6:01 PM
To: Frank Bulk
Cc: bind-us...@isc.org
Subject: Re: Unable to get for www.revk.uk from some of our servers
In message <001301d01f06$aa1c7180$fe555480$@iname.com>, "Frank Bulk" writes:
> I dumped the database of one failing server and found this entry:
In message <001301d01f06$aa1c7180$fe555480$@iname.com>, "Frank Bulk" writes:
> I dumped the database of one failing server and found this entry:
>
> ; authauthority
> ghs.l.google.com. 331 \- ;-$NXRRSET
> ; l.google.com. SOA ns4.google.com. dns-admin.google.com. 1577084 900 900
> 1
nk Bulk
Cc: bind-us...@isc.org
Subject: Re: Unable to get for www.revk.uk from some of our servers
I would suspect that the instance of the google servers you are talking
to has a bad copy of l.google.com. The serial in the soa records is
1577052. I currently see 1577063.
There is also a
I would suspect that the instance of the google servers you are talking
to has a bad copy of l.google.com. The serial in the soa records is
1577052. I currently see 1577063.
There is also a possibilty that you are getting spoofed answers by as
the zone is not signed there is no way to know.
Ma
>From time to time there are certain domains that don't properly resolve on
our corporate Windows DNS servers, but flushing the Windows DNS server cache
resolves that. But yesterday I ran into an issue with resolving the
for www.revk.uk on just some our ISP DNS servers and I have time to dig
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