[outages] UltraDNS outage?

[George Herbert]

Maintaining zones separately is a reliability defense-in-depth technique anyways.


George William Herbert
Sent from my iPhone

On Dec 27, 2012, at 7:17 AM, Rich Lafferty <rich at lafferty.ca> wrote:

> 
> On 2012-12-27, at 3:17 AM, Stephane Bortzmeyer wrote:
>> 
>> tumblr.com is similar. But it has another issues: the two sets of name
>> servers (UltraDNS and Dynect) serve two different zones, with
>> different serial numbers (573 vs. 2012122891).
> 
> The Dynect nameservers are a new addition -- as of 11pm EST last night Tumblr only had UltraDNS:
> 
> Last night:
> 
>    Record last updated on..: 2012-08-17.
> 
>    Domain servers in listed order:
> 
>    pdns3.ultradns.org
>    pdns4.ultradns.org
>    pdns2.ultradns.net
>    pdns6.ultradns.co.uk
>    pdns1.ultradns.net
>    pdns5.ultradns.info
> 
> Today:
> 
>    Record last updated on..: 2012-12-26.
> 
>    Domain servers in listed order:
> 
>    ns1.p03.dynect.net
>    pdns2.ultradns.net
>    ns3.p03.dynect.net
>    pdns4.ultradns.org
>    pdns6.ultradns.co.uk
>    pdns3.ultradns.org
>    ns2.p03.dynect.net
>    ns4.p03.dynect.net
> 
> Still has the mismatched serial issue, but I suspect they're just maintaining the zones separately, it's not like they would've been able to set up Dynect as secondaries while UltraDNS was having issues anyhow.
> 
>  -Rich 
> 
> 
> -- 
> Rich Lafferty
> rich at lafferty.ca
> 
> 
> 
> 
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