Re: [SLUG] DNS Woes

From: R.G. Mayhue (rmayhue@tampabay.rr.com)
Date: Thu Jan 08 2004 - 08:09:29 EST


On Thursday 08 January 2004 07:20 am, you wrote:
>
> About 10:00PM last night I started receiving a flood of email -- somewhere
> around 450 messages in about two hours. Yup. Everything that had been
> queued up for the past 48 hours just started coming in.
>
> Thanks a bunch for taking the time to help resolve the issue. It appears
> that some servers were caching records for several days.
>
> As for the zone file -- I threw them together at around 3:00AM the first
> night of the problem so I'm astounded that they worked at all :D. I added
> the second authoritative server in desperation since I knew its
> configuration, though not perfect, was at least working.
>
> There are still some details I'll have to hammer out. I'd like to setup a
> slave somewhere, and have some sort of failover that will drop mail to a
> secondary machine at a hosting facility.
>
> Kwan

FYI

I have found the following two sites to be a good resource for DNS and mail
testing.

http://www.dslreport.com
http://www.dnsstuff.com

-- Rob
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